diff --git a/src/org/atriasoft/esvg/EsvgDocument.java b/src/org/atriasoft/esvg/EsvgDocument.java
index 27c4dc3..089e112 100644
--- a/src/org/atriasoft/esvg/EsvgDocument.java
+++ b/src/org/atriasoft/esvg/EsvgDocument.java
@@ -11,7 +11,7 @@ import org.atriasoft.etk.math.Vector2f;
 import org.atriasoft.etk.math.Vector2i;
 import org.atriasoft.etk.util.Dynamic;
 import org.atriasoft.exml.Exml;
-import org.atriasoft.exml.exception.ExmlBuilderException;
+import org.atriasoft.exml.exception.ExmlException;
 import org.atriasoft.exml.exception.ExmlNodeDoesNotExist;
 import org.atriasoft.exml.model.XmlElement;
 import org.atriasoft.exml.model.XmlNode;
@@ -210,7 +210,7 @@ public class EsvgDocument extends Base {
 		XmlNode doc = null;
 		try {
 			doc = Exml.parse(uri);
-		} catch (ExmlBuilderException e) {
+		} catch (ExmlException e) {
 			// TODO Auto-generated catch block
 			e.printStackTrace();
 			return false;
@@ -242,7 +242,7 @@ public class EsvgDocument extends Base {
 		XmlNode doc = null;
 		try {
 			doc = Exml.parse(data);
-		} catch (ExmlBuilderException e) {
+		} catch (ExmlException e) {
 			// TODO Auto-generated catch block
 			e.printStackTrace();
 			return false;
diff --git a/src/org/atriasoft/esvg/EsvgFont.java b/src/org/atriasoft/esvg/EsvgFont.java
index 981570d..3fa8f47 100644
--- a/src/org/atriasoft/esvg/EsvgFont.java
+++ b/src/org/atriasoft/esvg/EsvgFont.java
@@ -17,7 +17,7 @@ import org.atriasoft.etk.math.Vector2f;
 import org.atriasoft.etk.math.Vector2i;
 import org.atriasoft.etk.util.Pair;
 import org.atriasoft.exml.Exml;
-import org.atriasoft.exml.exception.ExmlBuilderException;
+import org.atriasoft.exml.exception.ExmlException;
 import org.atriasoft.exml.model.XmlElement;
 import org.atriasoft.exml.model.XmlNode;
 
@@ -88,7 +88,7 @@ public class EsvgFont {
 		XmlNode doc = null;
 		try {
 			doc = Exml.parse(uri);
-		} catch (ExmlBuilderException e) {
+		} catch (ExmlException e) {
 			// TODO Auto-generated catch block
 			e.printStackTrace();
 			return null;
diff --git a/test/src/test/atriasoft/esvg/TestCap.java b/test/src/test/atriasoft/esvg/TestCap.java
index 7d8f294..463c188 100644
--- a/test/src/test/atriasoft/esvg/TestCap.java
+++ b/test/src/test/atriasoft/esvg/TestCap.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestCap {
@@ -12,7 +14,7 @@ class TestCap {
 				+ "	<polyline points='80,25 20,25' stroke='orange' stroke-width='20' fill='none' stroke-linecap='butt'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbutt.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbutt.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapbutt.png"));
 	}
 	
@@ -23,7 +25,7 @@ class TestCap {
 				+ "	<polyline points='80,20 20,80' stroke='orange' stroke-width='20' fill='none' stroke-linecap='butt'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag1.png"));
 	}
 	
@@ -34,7 +36,7 @@ class TestCap {
 				+ "	<polyline points='80,80 20,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='butt'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapbuttDiag2.png"));
 	}
 	
@@ -45,7 +47,7 @@ class TestCap {
 				+ "	<polyline points='75,80 75,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='butt'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttVert.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapbuttVert.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapbuttVert.png"));
 	}
 	
@@ -56,7 +58,7 @@ class TestCap {
 				+ "	<polyline points='80,25 20,25' stroke='orange' stroke-width='20' fill='none' stroke-linecap='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapround.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapround.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapround.png"));
 	}
 	
@@ -67,7 +69,7 @@ class TestCap {
 				+ "	<polyline points='80,20 20,80' stroke='orange' stroke-width='20' fill='none' stroke-linecap='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag1.png"));
 	}
 	
@@ -78,7 +80,7 @@ class TestCap {
 				+ "	<polyline points='80,80 20,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCaproundDiag2.png"));
 	}
 	
@@ -89,7 +91,7 @@ class TestCap {
 				+ "	<polyline points='75,80 75,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundVert.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCaproundVert.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCaproundVert.png"));
 	}
 	
@@ -100,7 +102,7 @@ class TestCap {
 				+ "	<polyline points='80,25 20,25' stroke='orange' stroke-width='20' fill='none' stroke-linecap='square'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquare.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquare.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapsquare.png"));
 	}
 	
@@ -111,7 +113,7 @@ class TestCap {
 				+ "	<polyline points='80,20 20,80' stroke='orange' stroke-width='20' fill='none' stroke-linecap='square'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag1.png"));
 	}
 	
@@ -122,7 +124,7 @@ class TestCap {
 				+ "	<polyline points='80,80 20,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='square'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapsquareDiag2.png"));
 	}
 	
@@ -133,7 +135,7 @@ class TestCap {
 				+ "	<polyline points='75,80 75,20' stroke='orange' stroke-width='20' fill='none' stroke-linecap='square'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareVert.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCapsquareVert.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCapsquareVert.png"));
 	}
 }
diff --git a/test/src/test/atriasoft/esvg/TestCircle.java b/test/src/test/atriasoft/esvg/TestCircle.java
index 4178985..78c94cf 100644
--- a/test/src/test/atriasoft/esvg/TestCircle.java
+++ b/test/src/test/atriasoft/esvg/TestCircle.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestCircle {
@@ -11,7 +13,7 @@ class TestCircle {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<circle cx='50' cy='50' r='40' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclefill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclefill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCirclefill.png"));
 	}
 	
@@ -21,7 +23,7 @@ class TestCircle {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclefillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclefillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCirclefillandstroke.png"));
 	}
 	
@@ -30,7 +32,7 @@ class TestCircle {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<circle cx='50' cy='50' r='40' stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclestroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestCirclestroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestCirclestroke.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestColor.java b/test/src/test/atriasoft/esvg/TestColor.java
index 81b6add..c28f4a7 100644
--- a/test/src/test/atriasoft/esvg/TestColor.java
+++ b/test/src/test/atriasoft/esvg/TestColor.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestColor {
@@ -11,7 +13,7 @@ class TestColor {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' stroke='#0F0' stroke-opacity='0.5' stroke-width='3' fill='#F00' fill-opacity='0.5' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColorblending.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColorblending.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestColorblending.png"));
 	}
 	
@@ -21,7 +23,7 @@ class TestColor {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' stroke='#0F0' stroke-opacity='0.5' stroke-width='3' fill='#F00' fill-opacity='0.5' opacity='0.7' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColorblendingandopacity.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColorblendingandopacity.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestColorblendingandopacity.png"));
 	}
 	
@@ -33,7 +35,7 @@ class TestColor {
 				+ "	<rect x='30'   y='30' width='20' height='20' stroke='orange' stroke-width='1' fill='violet'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColormultiplelayer.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColormultiplelayer.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestColormultiplelayer.png"));
 	}
 	
@@ -43,7 +45,7 @@ class TestColor {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' stroke='#0F0' stroke-width='3' fill='#F00' opacity='0.5' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColoropacity.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestColoropacity.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestColoropacity.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestEllipse.java b/test/src/test/atriasoft/esvg/TestEllipse.java
index f9c9646..b0e3ecf 100644
--- a/test/src/test/atriasoft/esvg/TestEllipse.java
+++ b/test/src/test/atriasoft/esvg/TestEllipse.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestEllipse {
@@ -11,7 +13,7 @@ class TestEllipse {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<ellipse cx='50' cy='50' rx='80' ry='30' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsefill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsefill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestEllipsefill.png"));
 	}
 	
@@ -21,7 +23,7 @@ class TestEllipse {
 				+ "	<ellipse cx='50' cy='50' rx='80' ry='30' stroke='green' stroke-width='3' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsefillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsefillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestEllipsefillandstroke.png"));
 	}
 	
@@ -31,7 +33,7 @@ class TestEllipse {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsestroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestEllipsestroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestEllipsestroke.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestFont.java b/test/src/test/atriasoft/esvg/TestFont.java
index 68b27f7..e2b878d 100644
--- a/test/src/test/atriasoft/esvg/TestFont.java
+++ b/test/src/test/atriasoft/esvg/TestFont.java
@@ -5,6 +5,8 @@ import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.esvg.EsvgFont;
 import org.atriasoft.esvg.render.Weight;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestFont {
@@ -16,7 +18,7 @@ class TestFont {
 				+ "	      stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestFontError1.png"));
 	}
 	
@@ -27,7 +29,7 @@ class TestFont {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestFontError2.png"));
 	}
 	
@@ -37,7 +39,7 @@ class TestFont {
 				+ "	<path d='M218 51q78 0 123.5 68t45.5 166q0 115 -103 115q-75 0 -122 -66.5t-47 -167.5q0 -115 103 -115z'" + "	      stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestFontError3.png"));
 	}
 	
@@ -51,7 +53,7 @@ class TestFont {
 				+ "q0 -41 29 -69.5t69 -28.5z'" + "	      stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestFontError4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestFontError4.png"));
 	}
 	
diff --git a/test/src/test/atriasoft/esvg/TestGradientLinear.java b/test/src/test/atriasoft/esvg/TestGradientLinear.java
index 5c79c31..697b265 100644
--- a/test/src/test/atriasoft/esvg/TestGradientLinear.java
+++ b/test/src/test/atriasoft/esvg/TestGradientLinear.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestGradientLinear {
@@ -23,7 +25,7 @@ class TestGradientLinear {
 		//@formatter:on
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1.png"));
 	}
 	
@@ -43,7 +45,7 @@ class TestGradientLinear {
 		//@formatter:on
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1Partiel.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1Partiel.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag1Partiel.png"));
 	}
 	
@@ -56,7 +58,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2.png"));
 	}
 	
@@ -69,7 +71,7 @@ class TestGradientLinear {
 				+ "	<ellipse transform='rotate (30 50 50)' cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate0.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate0.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate0.png"));
 	}
 	
@@ -82,7 +84,7 @@ class TestGradientLinear {
 				+ "	<ellipse transform='rotate (45 50 50)' cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate1.png"));
 	}
 	
@@ -95,7 +97,7 @@ class TestGradientLinear {
 				+ "	<ellipse transform='rotate (-45 50 50)' cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2Rotate2.png"));
 	}
 	
@@ -108,7 +110,7 @@ class TestGradientLinear {
 				+ "	<ellipse transform='scale (0.5 2.0) translate (10,-25)' cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2scale.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2scale.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLineardiag2scale.png"));
 	}
 	
@@ -130,7 +132,7 @@ class TestGradientLinear {
 		//@formatter:on
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearhorizontal.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearhorizontal.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearhorizontal.png"));
 	}
 	
@@ -143,7 +145,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearinternalHref.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearinternalHref.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearinternalHref.png"));
 	}
 	
@@ -155,7 +157,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadNone.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadNone.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadNone.png"));
 	}
 	
@@ -167,7 +169,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadPad.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadPad.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadPad.png"));
 	}
 	
@@ -179,7 +181,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadReflect.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadReflect.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadReflect.png"));
 	}
 	
@@ -191,7 +193,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadRepeat.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadRepeat.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitBoxspreadRepeat.png"));
 	}
 	
@@ -203,7 +205,7 @@ class TestGradientLinear {
 				+ "		</linearGradient>\n" + "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadNone.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadNone.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadNone.png"));
 	}
 	
@@ -215,7 +217,7 @@ class TestGradientLinear {
 				+ "		</linearGradient>\n" + "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadPad.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadPad.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadPad.png"));
 	}
 	
@@ -227,7 +229,7 @@ class TestGradientLinear {
 				+ "		</linearGradient>\n" + "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadReflect.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadReflect.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadReflect.png"));
 	}
 	
@@ -239,7 +241,7 @@ class TestGradientLinear {
 				+ "		</linearGradient>\n" + "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)'/>\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadRepeate.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadRepeate.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearunitUserspreadRepeate.png"));
 	}
 	
@@ -252,7 +254,7 @@ class TestGradientLinear {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearvertical.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientLinearvertical.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientLinearvertical.png"));
 	}
 }
diff --git a/test/src/test/atriasoft/esvg/TestGradientRadial.java b/test/src/test/atriasoft/esvg/TestGradientRadial.java
index 97e5314..2671efd 100644
--- a/test/src/test/atriasoft/esvg/TestGradientRadial.java
+++ b/test/src/test/atriasoft/esvg/TestGradientRadial.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestGradientRadial {
@@ -14,7 +16,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='50' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialcircle.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialcircle.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialcircle.png"));
 	}
 	
@@ -27,7 +29,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialfull.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialfull.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialfull.png"));
 	}
 	
@@ -40,7 +42,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad2)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialpartial.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialpartial.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialpartial.png"));
 	}
 	
@@ -53,7 +55,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadNone.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadNone.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadNone.png"));
 	}
 	
@@ -66,7 +68,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadPad.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadPad.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadPad.png"));
 	}
 	
@@ -79,7 +81,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadReflect.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadReflect.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadReflect.png"));
 	}
 	
@@ -92,7 +94,7 @@ class TestGradientRadial {
 				+ "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadRepeat.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadRepeat.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitBoxspreadRepeat.png"));
 	}
 	
@@ -105,7 +107,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadNone.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadNone.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadNone.png"));
 	}
 	
@@ -118,7 +120,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPad.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPad.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPad.png"));
 	}
 	
@@ -131,7 +133,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPadunCenter.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPadunCenter.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadPadunCenter.png"));
 	}
 	
@@ -144,7 +146,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflect.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflect.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflect.png"));
 	}
 	
@@ -157,7 +159,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflectunCenter.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflectunCenter.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadReflectunCenter.png"));
 	}
 	
@@ -170,7 +172,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeat.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeat.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeat.png"));
 	}
 	
@@ -183,7 +185,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatout.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatout.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatout.png"));
 	}
 	
@@ -196,7 +198,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter.png"));
 	}
 	
@@ -209,7 +211,7 @@ class TestGradientRadial {
 				+ "	</defs>\n" + "	<ellipse cx='50' cy='50' rx='50' ry='20' fill='url(#grad1)' />\n" + "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestGradientRadialunitUserspreadRepeatunCenter2.png"));
 	}
 	
diff --git a/test/src/test/atriasoft/esvg/TestJoin.java b/test/src/test/atriasoft/esvg/TestJoin.java
index 97521ff..495c0ce 100644
--- a/test/src/test/atriasoft/esvg/TestJoin.java
+++ b/test/src/test/atriasoft/esvg/TestJoin.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestJoin {
@@ -12,7 +14,7 @@ class TestJoin {
 				+ "       stroke='green' stroke-width='5' fill='orange' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelCornerCasePath.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelCornerCasePath.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelCornerCasePath.png"));
 	}
 	
@@ -22,7 +24,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft1.png"));
 	}
 	
@@ -32,7 +34,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft2.png"));
 	}
 	
@@ -42,7 +44,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft3.png"));
 	}
 	
@@ -52,7 +54,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelLeft4.png"));
 	}
 	
@@ -62,7 +64,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight1.png"));
 	}
 	
@@ -72,7 +74,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight2.png"));
 	}
 	
@@ -82,7 +84,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight3.png"));
 	}
 	
@@ -92,7 +94,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='bevel'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinbevelRight4.png"));
 	}
 	
@@ -103,7 +105,7 @@ class TestJoin {
 				+ "       stroke='green' stroke-width='5' fill='orange' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePath.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePath.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePath.png"));
 	}
 	
@@ -114,7 +116,7 @@ class TestJoin {
 				+ "       stroke='green' stroke-width='5' fill='orange' stroke-linejoin='miter' stroke-miterlimit='0.3'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePathLimit.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePathLimit.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterCornerCasePathLimit.png"));
 	}
 	
@@ -124,7 +126,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft1.png"));
 	}
 	
@@ -134,7 +136,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft2.png"));
 	}
 	
@@ -144,7 +146,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft3.png"));
 	}
 	
@@ -156,7 +158,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLeft4.png"));
 	}
 	
@@ -166,7 +168,7 @@ class TestJoin {
 				+ "	<polyline points='10,10 25,25 10,40' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit1.png"));
 	}
 	
@@ -176,7 +178,7 @@ class TestJoin {
 				+ "	<polyline points='10,10 50,25 10,40' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit2.png"));
 	}
 	
@@ -186,7 +188,7 @@ class TestJoin {
 				+ "	<polyline points='10,10 75,25 10,40' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit3.png"));
 	}
 	
@@ -196,7 +198,7 @@ class TestJoin {
 				+ "	<polyline points='10,10 90,25 10,40' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterLimit4.png"));
 	}
 	
@@ -206,7 +208,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight1.png"));
 	}
 	
@@ -216,7 +218,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight2.png"));
 	}
 	
@@ -226,7 +228,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight3.png"));
 	}
 	
@@ -236,7 +238,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='miter'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinmiterRight4.png"));
 	}
 	
@@ -249,7 +251,7 @@ class TestJoin {
 				+ "       stroke='green' stroke-width='5' fill='orange' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundCornerCasePath.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundCornerCasePath.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundCornerCasePath.png"));
 	}
 	
@@ -259,7 +261,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft1.png"));
 	}
 	
@@ -269,7 +271,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft2.png"));
 	}
 	
@@ -279,7 +281,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft3.png"));
 	}
 	
@@ -289,7 +291,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundLeft4.png"));
 	}
 	
@@ -299,7 +301,7 @@ class TestJoin {
 				+ "	<polyline points='20,20 50,50 20,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight1.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight1.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight1.png"));
 	}
 	
@@ -309,7 +311,7 @@ class TestJoin {
 				+ "	<polyline points='20,80 50,50 80,80' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight2.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight2.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight2.png"));
 	}
 	
@@ -319,7 +321,7 @@ class TestJoin {
 				+ "	<polyline points='80,80 50,50 80,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight3.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight3.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight3.png"));
 	}
 	
@@ -329,7 +331,7 @@ class TestJoin {
 				+ "	<polyline points='80,20 50,50 20,20' stroke='green' stroke-width='20' fill='none' stroke-linejoin='round'/>" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight4.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight4.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestJoinroundRight4.png"));
 	}
 }
diff --git a/test/src/test/atriasoft/esvg/TestLine.java b/test/src/test/atriasoft/esvg/TestLine.java
index 55e1dc2..9c08978 100644
--- a/test/src/test/atriasoft/esvg/TestLine.java
+++ b/test/src/test/atriasoft/esvg/TestLine.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestLine {
@@ -11,7 +13,7 @@ class TestLine {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestLinestroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestLinestroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestLinestroke.png"));
 	}
 }
diff --git a/test/src/test/atriasoft/esvg/TestPath.java b/test/src/test/atriasoft/esvg/TestPath.java
index da2586b..a42ef2c 100644
--- a/test/src/test/atriasoft/esvg/TestPath.java
+++ b/test/src/test/atriasoft/esvg/TestPath.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestPath {
@@ -13,7 +15,7 @@ class TestPath {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPatharc.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPatharc.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPatharc.png"));
 	}
 	
@@ -22,7 +24,7 @@ class TestPath {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<path d='m 50,50 q -30,1 -20,20 z'" + "	      fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathbezierCurveTo.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathbezierCurveTo.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathbezierCurveTo.png"));
 	}
 	
@@ -31,7 +33,7 @@ class TestPath {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<path d='m 50,50 t -20,30 t 30,-20 z'" + "	      fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathbezierSmoothCurveTo.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathbezierSmoothCurveTo.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathbezierSmoothCurveTo.png"));
 	}
 	
@@ -40,7 +42,7 @@ class TestPath {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<path d='m 50,50 c -30,0 -30,1 -20,20 z'" + "	      fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathcurveTo.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathcurveTo.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathcurveTo.png"));
 	}
 	
@@ -52,7 +54,7 @@ class TestPath {
 				+ "	   id='path3421'\n" + "	   inkscape:connector-curvature='0' />\n" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathendpathbordercase.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathendpathbordercase.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathendpathbordercase.png"));
 	}
 	
@@ -63,7 +65,7 @@ class TestPath {
 				+ "	      fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathfill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathfill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathfill.png"));
 	}
 	
@@ -74,7 +76,7 @@ class TestPath {
 				+ "	      stroke='green' stroke-width='3' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathfillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathfillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathfillandstroke.png"));
 	}
 	
@@ -83,7 +85,7 @@ class TestPath {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<path d='m 50,50 s -30,0 -20,20 z'" + "	      fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathsmoothCurveTo.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathsmoothCurveTo.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathsmoothCurveTo.png"));
 	}
 	
@@ -94,7 +96,7 @@ class TestPath {
 				+ "	      stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPathstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPathstroke.png"));
 	}
 	
diff --git a/test/src/test/atriasoft/esvg/TestPolygon.java b/test/src/test/atriasoft/esvg/TestPolygon.java
index a1d5b92..7c129f7 100644
--- a/test/src/test/atriasoft/esvg/TestPolygon.java
+++ b/test/src/test/atriasoft/esvg/TestPolygon.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestPolygon {
@@ -10,7 +12,7 @@ class TestPolygon {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<polygon points='50,10 90,50 10,80' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonfill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonfill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolygonfill.png"));
 	}
 	
@@ -20,7 +22,7 @@ class TestPolygon {
 				+ "	<polygon points='50,10 90,50 10,80' stroke='green' stroke-width='3' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonfillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonfillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolygonfillandstroke.png"));
 	}
 	
@@ -30,7 +32,7 @@ class TestPolygon {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolygonstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolygonstroke.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestPolyline.java b/test/src/test/atriasoft/esvg/TestPolyline.java
index 77109fc..215cae8 100644
--- a/test/src/test/atriasoft/esvg/TestPolyline.java
+++ b/test/src/test/atriasoft/esvg/TestPolyline.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestPolyline {
@@ -11,7 +13,7 @@ class TestPolyline {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinefill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinefill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolyLinefill.png"));
 	}
 	
@@ -21,7 +23,7 @@ class TestPolyline {
 				+ "	<polyline points='20,20 40,25 60,40 80,90 90,50 5,90' stroke='green' stroke-width='3' fill='orange' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinefillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinefillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolyLinefillandstroke.png"));
 	}
 	
@@ -31,7 +33,7 @@ class TestPolyline {
 				+ "	<polyline points='20,20 40,25 60,40 80,90 90,50 5,90' stroke='green' stroke-width='3' fill='none' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinestroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestPolyLinestroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestPolyLinestroke.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestRectangle.java b/test/src/test/atriasoft/esvg/TestRectangle.java
index 805d48a..42be381 100644
--- a/test/src/test/atriasoft/esvg/TestRectangle.java
+++ b/test/src/test/atriasoft/esvg/TestRectangle.java
@@ -2,6 +2,8 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
+
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.Test;
 
 class TestRectangle {
@@ -11,7 +13,7 @@ class TestRectangle {
 				+ "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfill.png"));
 	}
 	
@@ -21,7 +23,7 @@ class TestRectangle {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' rx='20' ry='20' stroke='green' stroke-width='3' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedfillandstroke.png"));
 	}
 	
@@ -31,7 +33,7 @@ class TestRectangle {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' rx='20' ry='20' stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglecornedstroke.png"));
 	}
 	
@@ -40,7 +42,7 @@ class TestRectangle {
 		String data = "<?xml version='1.0' encoding='UTF-8' standalone='no'?>" + "<svg height='100' width='100'>" + "	<rect x='12.5' y='12.5' width='75' height='50' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglefill.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglefill.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglefill.png"));
 	}
 	
@@ -50,7 +52,7 @@ class TestRectangle {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' stroke='green' stroke-width='3' fill='red' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglefillandstroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglefillandstroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglefillandstroke.png"));
 	}
 	
@@ -60,7 +62,7 @@ class TestRectangle {
 				+ "	<rect x='12.5' y='12.5' width='75' height='50' stroke='green' stroke-width='3' />" + "</svg>";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglestroke.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestRectanglestroke.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestRectanglestroke.png"));
 	}
 }
\ No newline at end of file
diff --git a/test/src/test/atriasoft/esvg/TestStyle.java b/test/src/test/atriasoft/esvg/TestStyle.java
index 9e36cf7..000138b 100644
--- a/test/src/test/atriasoft/esvg/TestStyle.java
+++ b/test/src/test/atriasoft/esvg/TestStyle.java
@@ -3,6 +3,8 @@ package test.atriasoft.esvg;
 import org.atriasoft.esvg.EsvgDocument;
 import org.atriasoft.etk.Uri;
 
+import org.junit.jupiter.api.Assertions;
+
 class TestStyle {
 	
 	public void testTestExternWorddown() {
@@ -116,7 +118,7 @@ class TestStyle {
 				+ "</svg>\n";
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestExternworddown.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestExternworddown.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestExternworddown.png"));
 	}
 }
diff --git a/test/src/test/atriasoft/esvg/TestText.java b/test/src/test/atriasoft/esvg/TestText.java
index 6c6695a..4764c1a 100644
--- a/test/src/test/atriasoft/esvg/TestText.java
+++ b/test/src/test/atriasoft/esvg/TestText.java
@@ -2,9 +2,11 @@ package test.atriasoft.esvg;
 
 import org.atriasoft.esvg.Esvg;
 import org.atriasoft.esvg.EsvgDocument;
-import org.junit.jupiter.api.Test;
 import org.atriasoft.etk.Uri;
 
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
 class TestText {
 	@Test
 	public void testTextBase() {
@@ -43,7 +45,7 @@ class TestText {
 		//@formatter:on
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestTextFull.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestTextFull.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestTextFull.png"));
 	}
 	
@@ -111,7 +113,7 @@ class TestText {
 		//@formatter:on
 		EsvgDocument doc = new EsvgDocument();
 		doc.parse(data);
-		Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestTextFull.svg"), data.replace("'", "\""));
+		Assertions.assertDoesNotThrow(()-> Uri.writeAll(new Uri(ConfigTest.BASE_PATH + "TestTextFull.svg"), data.replace("'", "\"")));
 		ConfigTest.generateAnImage(doc, new Uri(ConfigTest.BASE_PATH + "TestTextFull.png"));
 	}
 }