@Test
public void moduleAlreadyPresentErrorTest() throws IOException {

    PomAddModule pomAddModule = new PomAddModule("module1").relative("pom.xml").failIfPresent();
    TOExecutionResult executionResult = pomAddModule.execution(transformedAppFolder, transformationContext);
    assertEquals(executionResult.getType(), TOExecutionResult.Type.ERROR);
    assertEquals(executionResult.getException().getClass(), TransformationOperationException.class);
    assertEquals(executionResult.getException().getMessage(), "Module module1 was not added to POM file pom.xml because it is already present");
    assertNull(executionResult.getException().getCause());
    assertNull(executionResult.getDetails());
    assertNotChangedFile("pom.xml");
    // Asserting that the default result type is ERROR, in case a module is not present
    assertEquals(new PomAddModule("module1").relative("pom.xml").execution(transformedAppFolder, transformationContext).getType(), TOExecutionResult.Type.ERROR);
}