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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-coverage-layer</title>
<script src="/test/common-test-setup.js"></script>
<script src="/bower_components/webcomponentsjs/custom-elements-es5-adapter.js"></script>

<script src="/bower_components/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/bower_components/web-component-tester/browser.js"></script>
<script src="../gr-diff/gr-diff-line.js"></script>
<link rel="import" href="../../../test/common-test-setup.html"/>

<link rel="import" href="gr-coverage-layer.html">

<script>void(0);</script>

<test-fixture id="basic">
  <template>
    <gr-coverage-layer></gr-coverage-layer>
  </template>
</test-fixture>

<script>
  suite('gr-coverage-layer', () => {
    let element;

    setup(() => {
      const initialCoverageRanges = [
        {
          type: 'COVERED',
          side: 'right',
          code_range: {
            start_line: 1,
            end_line: 2,
          },
        },
        {
          type: 'NOT_COVERED',
          side: 'right',
          code_range: {
            start_line: 3,
            end_line: 4,
          },
        },
        {
          type: 'PARTIALLY_COVERED',
          side: 'right',
          code_range: {
            start_line: 5,
            end_line: 6,
          },
        },
        {
          type: 'NOT_INSTRUMENTED',
          side: 'right',
          code_range: {
            start_line: 8,
            end_line: 9,
          },
        },
      ];

      element = fixture('basic');
      element.coverageRanges = initialCoverageRanges;
      element.side = 'right';
    });

    suite('annotate', () => {
      function createLine(lineNumber) {
        lineEl = document.createElement('div');
        lineEl.setAttribute('data-side', 'right');
        lineEl.setAttribute('data-value', lineNumber);
        lineEl.className = 'right';
        return lineEl;
      }

      function checkLine(lineNumber, className, opt_negated) {
        const line = createLine(lineNumber);
        element.annotate(undefined, line, undefined);
        let contains = line.classList.contains(className);
        if (opt_negated) contains = !contains;
        assert.isTrue(contains);
      }

      test('line 1-2 are covered', () => {
        checkLine(1, 'COVERED');
        checkLine(2, 'COVERED');
      });

      test('line 3-4 are not covered', () => {
        checkLine(3, 'NOT_COVERED');
        checkLine(4, 'NOT_COVERED');
      });

      test('line 5-6 are partially covered', () => {
        checkLine(5, 'PARTIALLY_COVERED');
        checkLine(6, 'PARTIALLY_COVERED');
      });

      test('line 7 is implicitly not instrumented', () => {
        checkLine(7, 'COVERED', true);
        checkLine(7, 'NOT_COVERED', true);
        checkLine(7, 'PARTIALLY_COVERED', true);
        checkLine(7, 'NOT_INSTRUMENTED', true);
      });

      test('line 8-9 are not instrumented', () => {
        checkLine(8, 'NOT_INSTRUMENTED');
        checkLine(9, 'NOT_INSTRUMENTED');
      });

      test('coverage correct, if annotate is called out of order', () => {
        checkLine(8, 'NOT_INSTRUMENTED');
        checkLine(1, 'COVERED');
        checkLine(5, 'PARTIALLY_COVERED');
        checkLine(3, 'NOT_COVERED');
        checkLine(6, 'PARTIALLY_COVERED');
        checkLine(4, 'NOT_COVERED');
        checkLine(9, 'NOT_INSTRUMENTED');
        checkLine(2, 'COVERED');
      });
    });
  });
</script>