});

            t.transform(project, systemSessionMock, Sources.buildSource(beforePomFile), tempFile);
        }
        Diff diff = DiffBuilder.compare(afterPomFile.toFile())
                .withTest(tempFile.toFile())
                .ignoreComments()
                .ignoreWhitespace()
                .build();
        assertFalse(diff.hasDifferences(), "XML files should be identical: " + diff.toString());
    }