+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.BASE_PKG;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.COMPILER_OUTPUT_PATH;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.FS;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.GENERATOR_OUTPUT_PATH;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.NS_FOO;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsConstructor;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsDefaultMethods;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsField;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsFieldWithValue;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsGetLengthOrRange;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsMethod;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertContainsRestrictionCheck;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.assertFilesCount;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.cleanUp;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.getSourceFiles;
+import static org.opendaylight.yangtools.sal.java.api.generator.test.CompilationTestUtils.testCompilation;