void () { DataFlowInspectionTest.addJavaxNullabilityAnnotations(myFixture); DataFlowInspectionTest.addJavaxDefaultNullabilityAnnotations(myFixture); myFixture.addFileToProject("foo/package-info.java", "@NonnullByDefault package foo;"); myFixture.configureFromExistingVirtualFile(myFixture.copyFileToProject(getTestName(false) + ".java", "foo/Classes.java")); myFixture.enableInspections(myInspection); myFixture.checkHighlighting(true, false, true); }