[Fact]
    public void ObsoleteMember_NoObsoleteContext_Submission()
    {
        var reference = CreateCompilationWithRequiredMembers("").ToMetadataReference();
        var submission = CreateSubmission("""
            [System.Obsolete]
            public required int Field;
""", new[] { reference }, parseOptions: TestOptions.Script.WithLanguageVersion(LanguageVersion.Preview));

        submission.VerifyDiagnostics();
    }