anchor.diff:      test("with colors with --color", () async {
         await d.file("test.scss", "a {b: }").create();
   
  -      var sass = await runSass(["--color", "test.scss", "test.css"]);
  +      var sass = await runSass(["--color", "test.scss"]);
         expect(
             sass.stderr,
             emitsInOrder([
  
positive.code:     test("from invalid syntax", () async {
        await d.file("test.scss", "a {b: }").create();
  
        var sass = await runSass(["test.scss", "test.css"]);
        expect(
            sass.stderr,
            emitsInOrder([
  
negative.code: 
      await d.dir("dir", [d.file("test.scss", "a {b: 1 + 2}")]).create();
  
      var sass = await runSass(["test.scss"]);
      expect(
          sass.stdout,
          emitsInOrder([
  