[DEV] correct migration engine and add many test

src/org/kar/archidata/migration/MigrationEngine.java

@@ -75,13 +75,48 @@ public class MigrationEngine {
 		return null;
 	}
 
+	/** Process the automatic migration of the system The function wait the Administrator intervention to correct the bug.
+	 * @param config SQL connection for the migration.
+	 * @throws InterruptedException user interrupt the migration */
+	public void migrateWaitAdmin(final DBConfig config) throws InterruptedException {
+		try {
+			migrateErrorThrow(config);
+		} catch (final Exception ex) {
+			ex.printStackTrace();
+			while (true) {
+				LOGGER.error("Fail to create the local DB SQL model for migaration ==> wait administrator interventions");
+				Thread.sleep(60 * 60 * 1000);
+			}
+		}
+	}
+
 	/** Process the automatic migration of the system
 	 * @param config SQL connection for the migration
-	 * @throws InterruptedException user interrupt the migration
 	 * @throws IOException Error if access on the DB */
-	public void migrate(final DBConfig config) throws InterruptedException, IOException {
+	public void migrateErrorThrow(final DBConfig config) throws MigrationException {
 		LOGGER.info("Execute migration ... [BEGIN]");
 
+		// check the integrity of the migrations:
+		for (final MigrationInterface elem : this.datas) {
+			if (elem == null) {
+				throw new MigrationException("Add a null migration");
+			}
+			if (elem == this.init) {
+				throw new MigrationException("Add a migration that is the initialization migration");
+			}
+			if (this.init != null && elem.getName().equals(this.init.getName())) {
+				throw new MigrationException("Two migration have the same name as initilaisation: " + elem.getName());
+			}
+			for (final MigrationInterface elemCheck : this.datas) {
+				if (elem == elemCheck) {
+					continue;
+				}
+				if (elem.getName().equals(elemCheck.getName())) {
+					throw new MigrationException("Two migration have the same name...: " + elem.getName());
+				}
+			}
+		}
+
 		// STEP 1: Check the DB exist:
 		LOGGER.info("Verify existance of '{}'", config.getDbName());
 		boolean exist = DataAccess.isDBExist(config.getDbName());
@@ -94,7 +129,12 @@ public class MigrationEngine {
 		while (!exist) {
 			LOGGER.error("DB: '{}' DOES NOT EXIST after trying to create one ", config.getDbName());
 			LOGGER.error("Waiting administrator create a new one, we check after 30 seconds...");
+			try {
 				Thread.sleep(30000);
+			} catch (final InterruptedException e) {
+				// TODO Auto-generated catch block
+				e.printStackTrace();
+			}
 			exist = DataAccess.isDBExist(config.getDbName());
 		}
 		LOGGER.info("DB '{}' exist.", config.getDbName());
@@ -109,57 +149,33 @@ public class MigrationEngine {
 				sqlQuery = DataFactory.createTable(Migration.class);
 			} catch (final Exception ex) {
 				ex.printStackTrace();
-				while (true) {
-					LOGGER.error("Fail to create the local DB SQL model for migaration ==> wait administrator interventions");
-					Thread.sleep(60 * 60 * 1000);
-				}
+				throw new MigrationException("Fail to create the local DB SQL model for migaration ==> wait administrator interventions");
 			}
 			LOGGER.info("Create Table with : {}", sqlQuery.get(0));
 			try {
 				DataAccess.executeQuerry(sqlQuery.get(0));
 			} catch (SQLException | IOException ex) {
 				ex.printStackTrace();
-				while (true) {
-					LOGGER.error("Fail to create the local DB model for migaration ==> wait administrator interventions");
-					Thread.sleep(60 * 60 * 1000);
-				}
+				throw new MigrationException("Fail to create the local DB model for migaration ==> wait administrator interventions");
 			}
 		}
 		final Migration currentVersion = getCurrentVersion();
 		List<MigrationInterface> toApply = new ArrayList<>();
+		boolean needPlaceholder = false;
 		if (currentVersion == null) {
 			// This is a first migration
 			LOGGER.info("First installation of the system ==> Create the DB");
 			if (this.init == null) {
+				// No initialization class ==> manage a historical creation mode...
 				toApply = this.datas;
 			} else {
+				// Select Initialization class if it exist
 				toApply.add(this.init);
-			}
-			if (this.datas.size() == 0) {
-				// nothing to do the initialization model is alone and it is the first time
-			} else {
-				// we insert a placeholder to simulate all migration is well done.
-				final String placeholderName = this.datas.get(this.datas.size() - 1).getName();
-				Migration migrationResult = new Migration();
-				migrationResult.id = 1000L;
-				migrationResult.name = placeholderName;
-				migrationResult.stepId = 0;
-				migrationResult.terminated = true;
-				migrationResult.count = 0;
-				migrationResult.log = "Place-holder for first initialization";
-				try {
-					migrationResult = DataAccess.insert(migrationResult);
-				} catch (final Exception e) {
-					// TODO Auto-generated catch block
-					e.printStackTrace();
-				}
+				needPlaceholder = true;
 			}
 		} else {
 			if (!currentVersion.terminated) {
-				while (true) {
-					LOGGER.error("An error occured in the last migration: '{}' defect @{}/{} ==> wait administrator interventions", currentVersion.name, currentVersion.stepId, currentVersion.count);
-					Thread.sleep(60 * 60 * 1000);
-				}
+				throw new MigrationException("An error occured in the last migration: '" + currentVersion.name + "' defect @" + currentVersion.stepId + "/" + currentVersion.count);
 			}
 			LOGGER.info("Upgrade the system Current version: {}", currentVersion.name);
 			boolean find = this.init != null && this.init.getName() == currentVersion.name;
@@ -177,16 +193,43 @@ public class MigrationEngine {
 				}
 			}
 		}
-		final DBEntry entry = DBEntry.createInterface(config);
+		DBEntry entry;
+		try {
+			entry = DBEntry.createInterface(config);
 			final int id = 0;
 			final int count = toApply.size();
 			for (final MigrationInterface elem : toApply) {
 				migrateSingle(entry, elem, id, count);
 			}
+		} catch (final IOException e) {
+			e.printStackTrace();
+			throw new MigrationException("An error occured in the migration (can not access to the DB): '" + currentVersion.name + "' defect @" + currentVersion.stepId + "/" + currentVersion.count);
+		}
+		if (needPlaceholder) {
+			if (this.datas.size() == 0) {
+				// No placeholder needed, the model have no migration in the current version...
+			} else {
+				// we insert a placeholder to simulate the last migration is well done.
+				final String placeholderName = this.datas.get(this.datas.size() - 1).getName();
+				Migration migrationResult = new Migration();
+				migrationResult.id = 1000L;
+				migrationResult.name = placeholderName;
+				migrationResult.stepId = 0;
+				migrationResult.terminated = true;
+				migrationResult.count = 0;
+				migrationResult.log = "Place-holder for first initialization";
+				try {
+					migrationResult = DataAccess.insert(migrationResult);
+				} catch (final Exception e) {
+					// TODO Auto-generated catch block
+					e.printStackTrace();
+				}
+			}
+		}
 		LOGGER.info("Execute migration ... [ END ]");
 	}
 
-	public void migrateSingle(final DBEntry entry, final MigrationInterface elem, final int id, final int count) {
+	public void migrateSingle(final DBEntry entry, final MigrationInterface elem, final int id, final int count) throws MigrationException {
 		LOGGER.info("---------------------------------------------------------");
 		LOGGER.info("-- Migrate: [{}/{}] {} [BEGIN]", id, count, elem.getName());
 		LOGGER.info("---------------------------------------------------------");
@@ -220,16 +263,7 @@ public class MigrationEngine {
 			} catch (final Exception e) {
 				e.printStackTrace();
 			}
-			while (true) {
-				LOGGER.error("An error occured in the migration (OUTSIDE detection): '{}' defect @{}/{} ==> wait administrator interventions", migrationResult.name, migrationResult.stepId,
-						migrationResult.count);
-				try {
-					Thread.sleep(60 * 60 * 1000);
-				} catch (final InterruptedException e) {
-					// TODO Auto-generated catch block
-					e.printStackTrace();
-				}
-			}
+			throw new MigrationException("An error occured in the migration (OUTSIDE detection): '" + migrationResult.name + "' defect @" + migrationResult.stepId + "/" + migrationResult.count);
 		}
 		LOGGER.info("Migrate: [{}/{}] {} [ END ]", id, count, elem.getName());
 	}

src/org/kar/archidata/migration/MigrationException.java

@@ -4,4 +4,7 @@ public class MigrationException extends Exception {
 
 	private static final long serialVersionUID = 20230502L;
 
+	public MigrationException(final String message) {
+		super(message);
+	}
 }

src/org/kar/archidata/model/Migration.java

@@ -1,6 +0,0 @@
-package org.kar.archidata.model;
-
-public class Migration extends GenericDataSoftDelete {
-	public String migrationId;
-
-}

test/src/test/kar/archidata/StepwiseExtension.java

@@ -5,7 +5,7 @@ import org.junit.jupiter.api.extension.ExecutionCondition;
 import org.junit.jupiter.api.extension.ExtensionContext;
 import org.junit.jupiter.api.extension.TestExecutionExceptionHandler;
 
-class StepwiseExtension implements ExecutionCondition, TestExecutionExceptionHandler {
+public class StepwiseExtension implements ExecutionCondition, TestExecutionExceptionHandler {
 	@Override
 	public ConditionEvaluationResult evaluateExecutionCondition(final ExtensionContext extensionContext) {
 		final ExtensionContext.Namespace namespace = namespaceFor(extensionContext);

test/src/test/kar/archidata/TestTypes.java

@@ -458,9 +458,9 @@ public class TestTypes {
 		Assertions.assertNotNull(retrieve2.id);
 		Assertions.assertEquals(insertedData.id, retrieve2.id);
 		Assertions.assertNotNull(retrieve2.textData);
-		Assertions.assertEquals(retrieve.textData, retrieve2.textData);
+		Assertions.assertEquals("test 2", retrieve2.textData);
 		Assertions.assertNotNull(retrieve2.booleanData);
-		Assertions.assertEquals(retrieve.booleanData, retrieve2.booleanData);
+		Assertions.assertEquals(true, retrieve2.booleanData);
 		Assertions.assertNull(retrieve2.varcharData);
 
 		DataAccess.delete(TypesTable.class, insertedData.id);

test/src/test/kar/archidata/migration/InitializationCurrent.java

@@ -0,0 +1,21 @@
+package test.kar.archidata.migration;
+
+import org.kar.archidata.migration.MigrationSqlStep;
+
+import test.kar.archidata.migration.model.TypesMigrationInitialisationCurrent;
+
+class InitializationCurrent extends MigrationSqlStep {
+
+	@Override
+	public String getName() {
+		return "Initialization";
+	}
+
+	public InitializationCurrent() throws Exception {
+		addClass(TypesMigrationInitialisationCurrent.class);
+		addAction("""
+				ALTER TABLE `TestTableMigration` AUTO_INCREMENT = 1000;
+				""", "mysql");
+		display();
+	}
+}

test/src/test/kar/archidata/migration/InitializationFirst.java

@@ -0,0 +1,21 @@
+package test.kar.archidata.migration;
+
+import org.kar.archidata.migration.MigrationSqlStep;
+
+import test.kar.archidata.migration.model.TypesMigrationInitialisationFirst;
+
+class InitializationFirst extends MigrationSqlStep {
+
+	@Override
+	public String getName() {
+		return "Initialization";
+	}
+
+	public InitializationFirst() throws Exception {
+		addClass(TypesMigrationInitialisationFirst.class);
+		addAction("""
+				ALTER TABLE `TestTableMigration` AUTO_INCREMENT = 1000;
+				""", "mysql");
+		display();
+	}
+}

test/src/test/kar/archidata/migration/Migration1.java

@@ -0,0 +1,21 @@
+package test.kar.archidata.migration;
+
+import org.kar.archidata.migration.MigrationSqlStep;
+
+class Migration1 extends MigrationSqlStep {
+
+	@Override
+	public String getName() {
+		return "first migratiion";
+	}
+
+	public Migration1() throws Exception {
+
+		addAction("""
+				ALTER TABLE `TestTableMigration`
+					RENAME COLUMN `testData` TO `testDataMigration1`
+				""");
+		display();
+	}
+
+}

test/src/test/kar/archidata/migration/Migration2.java

@@ -0,0 +1,21 @@
+package test.kar.archidata.migration;
+
+import org.kar.archidata.migration.MigrationSqlStep;
+
+class Migration2 extends MigrationSqlStep {
+
+	@Override
+	public String getName() {
+		return "Second migration";
+	}
+
+	public Migration2() throws Exception {
+
+		addAction("""
+				ALTER TABLE `TestTableMigration`
+					RENAME COLUMN `testDataMigration1` TO `testDataMigration2`
+				""");
+		display();
+	}
+
+}

test/src/test/kar/archidata/migration/MigrationFail.java

@@ -0,0 +1,21 @@
+package test.kar.archidata.migration;
+
+import org.kar.archidata.migration.MigrationSqlStep;
+
+class MigrationFail extends MigrationSqlStep {
+
+	@Override
+	public String getName() {
+		return "Fail migration Test";
+	}
+
+	public MigrationFail() throws Exception {
+
+		addAction("""
+				ALTER TABLE `TestTableMigrationqs`
+					RENAME COLUMN `testDataMisqdgration1` TO `testDataMiqsdgration2`
+				""");
+		display();
+	}
+
+}

test/src/test/kar/archidata/migration/TestMigrationFail.java

@@ -0,0 +1,76 @@
+package test.kar.archidata.migration;
+
+import java.io.IOException;
+
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.MethodOrderer;
+import org.junit.jupiter.api.Order;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestMethodOrder;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.kar.archidata.GlobalConfiguration;
+import org.kar.archidata.dataAccess.DataAccess;
+import org.kar.archidata.db.DBEntry;
+import org.kar.archidata.migration.MigrationEngine;
+import org.kar.archidata.migration.MigrationException;
+import org.kar.archidata.util.ConfigBaseVariable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import test.kar.archidata.StepwiseExtension;
+import test.kar.archidata.migration.model.TypesMigrationInitialisationFirst;
+
+@ExtendWith(StepwiseExtension.class)
+@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+public class TestMigrationFail {
+	final static private Logger LOGGER = LoggerFactory.getLogger(TestMigrationFirstInit.class);
+
+	@BeforeAll
+	public static void configureWebServer() throws Exception {
+		ConfigBaseVariable.dbType = "sqlite";
+		ConfigBaseVariable.dbHost = "memory";
+		// for test we need to connect all time the DB
+		ConfigBaseVariable.dbKeepConnected = "true";
+		// Connect the dataBase...
+		final DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
+		entry.connect();
+	}
+
+	@AfterAll
+	public static void removeDataBase() throws IOException {
+		LOGGER.info("Remove the test db");
+		DBEntry.closeAllForceMode();
+		ConfigBaseVariable.clearAllValue();
+	}
+
+	@Order(1)
+	@Test
+	public void testInitializeTable() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationFirst());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationFirst test = new TypesMigrationInitialisationFirst();
+		test.testData = 95.0;
+		final TypesMigrationInitialisationFirst insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(95.0, insertedData.testData);
+	}
+
+	@Order(2)
+	@Test
+	public void testUpdateTwoMigration() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationCurrent());
+		migrationEngine.add(new Migration1());
+		migrationEngine.add(new MigrationFail());
+		Assertions.assertThrows(MigrationException.class, () -> {
+			migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+		});
+	}
+
+}

test/src/test/kar/archidata/migration/TestMigrationFirstInit.java

@@ -0,0 +1,111 @@
+package test.kar.archidata.migration;
+
+import java.io.IOException;
+
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.MethodOrderer;
+import org.junit.jupiter.api.Order;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestMethodOrder;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.kar.archidata.GlobalConfiguration;
+import org.kar.archidata.dataAccess.DataAccess;
+import org.kar.archidata.db.DBEntry;
+import org.kar.archidata.migration.MigrationEngine;
+import org.kar.archidata.util.ConfigBaseVariable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import test.kar.archidata.StepwiseExtension;
+import test.kar.archidata.migration.model.TypesMigrationInitialisationCurrent;
+import test.kar.archidata.migration.model.TypesMigrationInitialisationFirst;
+
+@ExtendWith(StepwiseExtension.class)
+@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+public class TestMigrationFirstInit {
+	final static private Logger LOGGER = LoggerFactory.getLogger(TestMigrationFail.class);
+
+	@BeforeAll
+	public static void configureWebServer() throws Exception {
+		ConfigBaseVariable.dbType = "sqlite";
+		ConfigBaseVariable.dbHost = "memory";
+		// for test we need to connect all time the DB
+		ConfigBaseVariable.dbKeepConnected = "true";
+		// Connect the dataBase...
+		final DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
+		entry.connect();
+	}
+
+	@AfterAll
+	public static void removeDataBase() throws IOException {
+		LOGGER.info("Remove the test db");
+		DBEntry.closeAllForceMode();
+		ConfigBaseVariable.clearAllValue();
+	}
+
+	@Order(1)
+	@Test
+	public void testInitialMigration() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationFirst());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationFirst test = new TypesMigrationInitialisationFirst();
+		test.testData = 95.0;
+		final TypesMigrationInitialisationFirst insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(95.0, insertedData.testData);
+	}
+
+	@Order(2)
+	@Test
+	public void testInitialMigrationReopen() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationFirst());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationFirst test = new TypesMigrationInitialisationFirst();
+		test.testData = 99.0;
+		final TypesMigrationInitialisationFirst insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(99.0, insertedData.testData);
+	}
+
+	@Order(3)
+	@Test
+	public void testUpdateTwoMigration() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationCurrent());
+		migrationEngine.add(new Migration1());
+		migrationEngine.add(new Migration2());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationCurrent test = new TypesMigrationInitialisationCurrent();
+		test.testDataMigration2 = 125.0;
+		final TypesMigrationInitialisationCurrent insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(125.0, insertedData.testDataMigration2);
+	}
+
+	@Order(4)
+	@Test
+	public void testUpdateTwoMigrationReopen() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationCurrent());
+		migrationEngine.add(new Migration1());
+		migrationEngine.add(new Migration2());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationCurrent test = new TypesMigrationInitialisationCurrent();
+		test.testDataMigration2 = 2563.0;
+		final TypesMigrationInitialisationCurrent insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(2563.0, insertedData.testDataMigration2);
+	}
+}

test/src/test/kar/archidata/migration/TestMigrationFirstInitWithMigration.java

@@ -0,0 +1,90 @@
+package test.kar.archidata.migration;
+
+import java.io.IOException;
+import java.util.List;
+
+import org.junit.jupiter.api.AfterAll;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.MethodOrderer;
+import org.junit.jupiter.api.Order;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.TestMethodOrder;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.kar.archidata.GlobalConfiguration;
+import org.kar.archidata.dataAccess.DataAccess;
+import org.kar.archidata.db.DBEntry;
+import org.kar.archidata.migration.MigrationEngine;
+import org.kar.archidata.migration.model.Migration;
+import org.kar.archidata.util.ConfigBaseVariable;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import test.kar.archidata.StepwiseExtension;
+import test.kar.archidata.migration.model.TypesMigrationInitialisationCurrent;
+
+@ExtendWith(StepwiseExtension.class)
+@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
+public class TestMigrationFirstInitWithMigration {
+	final static private Logger LOGGER = LoggerFactory.getLogger(TestMigrationFirstInitWithMigration.class);
+
+	@BeforeAll
+	public static void configureWebServer() throws Exception {
+		ConfigBaseVariable.dbType = "sqlite";
+		ConfigBaseVariable.dbHost = "memory";
+		// for test we need to connect all time the DB
+		ConfigBaseVariable.dbKeepConnected = "true";
+		// Connect the dataBase...
+		final DBEntry entry = DBEntry.createInterface(GlobalConfiguration.dbConfig);
+		entry.connect();
+	}
+
+	@AfterAll
+	public static void removeDataBase() throws IOException {
+		LOGGER.info("Remove the test db");
+		DBEntry.closeAllForceMode();
+		ConfigBaseVariable.clearAllValue();
+	}
+
+	@Order(1)
+	@Test
+	public void testInitialMigration() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationCurrent());
+		// add migration for old version
+		migrationEngine.add(new Migration1());
+		migrationEngine.add(new Migration2());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationCurrent test = new TypesMigrationInitialisationCurrent();
+		test.testDataMigration2 = 95.0;
+		final TypesMigrationInitialisationCurrent insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(95.0, insertedData.testDataMigration2);
+
+		final List<Migration> elements = DataAccess.gets(Migration.class);
+		LOGGER.info("List of migrations:");
+		for (final Migration elem : elements) {
+			LOGGER.info("    - {} => {}", elem.id, elem.name);
+		}
+	}
+
+	@Order(2)
+	@Test
+	public void testInitialMigrationReopen() throws Exception {
+		final MigrationEngine migrationEngine = new MigrationEngine();
+		// add initialization:
+		migrationEngine.setInit(new InitializationCurrent());
+		// add migration for old version
+		migrationEngine.add(new Migration1());
+		migrationEngine.add(new Migration2());
+		migrationEngine.migrateErrorThrow(GlobalConfiguration.dbConfig);
+
+		final TypesMigrationInitialisationCurrent test = new TypesMigrationInitialisationCurrent();
+		test.testDataMigration2 = 99.0;
+		final TypesMigrationInitialisationCurrent insertedData = DataAccess.insert(test);
+		Assertions.assertNotNull(insertedData);
+		Assertions.assertEquals(99.0, insertedData.testDataMigration2);
+	}
+}

test/src/test/kar/archidata/migration/model/TypesMigration1.java

@@ -0,0 +1,16 @@
+package test.kar.archidata.migration.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+@Table(name = "TestTableMigration")
+public class TypesMigration1 {
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(nullable = false, unique = true)
+	public Long id = null;
+	public Double testDataMigration1;
+}

test/src/test/kar/archidata/migration/model/TypesMigration2.java

@@ -0,0 +1,16 @@
+package test.kar.archidata.migration.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+@Table(name = "TestTableMigration")
+public class TypesMigration2 {
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(nullable = false, unique = true)
+	public Long id = null;
+	public Double testDataMigration2;
+}

test/src/test/kar/archidata/migration/model/TypesMigrationInitialisationCurrent.java

@@ -0,0 +1,16 @@
+package test.kar.archidata.migration.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+@Table(name = "TestTableMigration")
+public class TypesMigrationInitialisationCurrent {
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(nullable = false, unique = true)
+	public Long id = null;
+	public Double testDataMigration2;
+}

test/src/test/kar/archidata/migration/model/TypesMigrationInitialisationFirst.java

@@ -0,0 +1,16 @@
+package test.kar.archidata.migration.model;
+
+import jakarta.persistence.Column;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+
+@Table(name = "TestTableMigration")
+public class TypesMigrationInitialisationFirst {
+	@Id
+	@GeneratedValue(strategy = GenerationType.IDENTITY)
+	@Column(nullable = false, unique = true)
+	public Long id = null;
+	public Double testData;
+}

test/src/test/kar/archidata/model/Enum2ForTest.java

@@ -3,7 +3,7 @@ package test.kar.archidata.model;
 public enum Enum2ForTest {
 	ENUM_VALUE_1(5), ENUM_VALUE_2(6), ENUM_VALUE_3(55), ENUM_VALUE_4(84241), ENUM_VALUE_5(54546);
 
-	private final int value;
+	final int value;
 
 	private Enum2ForTest(final int value) {
 		this.value = value;