Improved exception handling and unit tests

modules/matlab/test/OpenCVTest.m

@@ -5,7 +5,7 @@ classdef OpenCVTest < matlab.unittest.TestCase
   methods(Test)
     
     % check if the autogenerated functions can be found
-    function randExists(testcase)
+    function functionsExist(testcase)
       try
         cv.rand();
       catch
@@ -13,5 +13,33 @@ classdef OpenCVTest < matlab.unittest.TestCase
       end
       testcase.verifyTrue(true);
     end
+
+    % check that std exception is thrown
+    function stdException(testcase)
+      try
+        std_exception();
+        testcase.verifyFail();
+      catch
+        % TODO: Catch more specific exception
+        testcase.verifyTrue(true);
+      end
+    end
+
+    % check that OpenCV exceptions are correctly caught
+    function cvException(testcase)
+      testcase.verifyFail();
+    end
+
+    % check that all exceptions are caught
+    function allException(testcase)
+      try
+        exception();
+        testcase.verifyFail();
+      catch
+        % TODO: Catch more specific exception
+        testcase.verifyTrue(true);
+      end
+    end
+
   end
 end