activation = new ProfileActivation();
        performProfileActivation(parser.parse(options, new String[] {"-P", "test1,+test2,?test3,+?test4"}), activation);
        assertThat(activation.getRequiredActiveProfileIds(), containsInAnyOrder("test1", "test2"));
        assertThat(activation.getOptionalActiveProfileIds(), containsInAnyOrder("test3", "test4"));

        activation = new ProfileActivation();

          RangeMap<Integer, Integer> test = TreeRangeMap.create();
          RangeMap<Integer, Integer> test2 = TreeRangeMap.create();
          // put range2 and range3 into test2, and then put test2 into test
          test.put(range1, 1);
          test2.put(range2, 2);
          test2.put(range3, 3);
          test.putAll(test2);
          verify(model, test);
        }
      }
    }
  }

		}},
	}, {
		// GNU tar file with atime and ctime fields set.
		// Created with the GNU tar v1.27.1.
		//	tar --incremental -S -cvf gnu-incremental.tar test2
		file: "testdata/gnu-incremental.tar",
		headers: []*Header{{
			Name:       "test2/",
			Mode:       16877,
			Uid:        1000,
			Gid:        1000,
			Size:       14,
			ModTime:    time.Unix(1441973427, 0),
			Typeflag:   'D',

	return 10, nil
}

func TestWriterReadFromMustSetUnderlyingError(t *testing.T) {
	var wr = NewWriter(writerWithReadFromError{})
	if _, err := wr.ReadFrom(strings.NewReader("test2")); err == nil {
		t.Fatal("expected ReadFrom returns error, got nil")
	}
	if _, err := wr.Write([]byte("123")); err == nil {
		t.Fatal("expected Write returns error, got nil")
	}
}