void () { DataFlowInspectionTest.addJavaxNullabilityAnnotations(myFixture); DataFlowInspectionTest.addJavaxDefaultNullabilityAnnotations(myFixture); myFixture.addFileToProject("foo/package-info.java", "@javax.annotation.ParametersAreNonnullByDefault package foo;"); myFixture.addClass("package foo; import javax.annotation.*; public interface NullableFunction { void fun(@Nullable Object o); }"); myFixture.addClass("package foo; public interface AnyFunction { void fun(Object o); }"); doTest(); }