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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-editable-label</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>
<link rel="import" href="../../../test/common-test-setup.html"/>
<link rel="import" href="gr-formatted-text.html">

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

<test-fixture id="basic">
  <template>
    <gr-formatted-text></gr-formatted-text>
  </template>
</test-fixture>

<script>
  suite('gr-formatted-text tests', () => {
    let element;
    let sandbox;

    function assertBlock(result, index, type, text) {
      assert.equal(result[index].type, type);
      assert.equal(result[index].text, text);
    }

    function assertListBlock(result, resultIndex, itemIndex, text) {
      assert.equal(result[resultIndex].type, 'list');
      assert.equal(result[resultIndex].items[itemIndex], text);
    }

    setup(() => {
      element = fixture('basic');
      sandbox = sinon.sandbox.create();
    });

    teardown(() => {
      sandbox.restore();
    });

    test('parse null undefined and empty', () => {
      assert.lengthOf(element._computeBlocks(null), 0);
      assert.lengthOf(element._computeBlocks(undefined), 0);
      assert.lengthOf(element._computeBlocks(''), 0);
    });

    test('parse simple', () => {
      const comment = 'Para1';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'paragraph', comment);
    });

    test('parse multiline para', () => {
      const comment = 'Para 1\nStill para 1';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'paragraph', comment);
    });

    test('parse para break', () => {
      const comment = 'Para 1\n\nPara 2\n\nPara 3';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'Para 1');
      assertBlock(result, 1, 'paragraph', 'Para 2');
      assertBlock(result, 2, 'paragraph', 'Para 3');
    });

    test('parse quote', () => {
      const comment = '> Quote text';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assert.equal(result[0].type, 'quote');
      assert.lengthOf(result[0].blocks, 1);
      assertBlock(result[0].blocks, 0, 'paragraph', 'Quote text');
    });

    test('parse quote lead space', () => {
      const comment = ' > Quote text';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assert.equal(result[0].type, 'quote');
      assert.lengthOf(result[0].blocks, 1);
      assertBlock(result[0].blocks, 0, 'paragraph', 'Quote text');
    });

    test('parse excludes empty', () => {
      const comment = 'Para 1\n\n\n\nPara 2';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'Para 1');
      assertBlock(result, 1, 'paragraph', 'Para 2');
    });

    test('parse multiline quote', () => {
      const comment = '> Quote line 1\n> Quote line 2\n > Quote line 3\n';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assert.equal(result[0].type, 'quote');
      assert.lengthOf(result[0].blocks, 1);
      assertBlock(result[0].blocks, 0, 'paragraph',
          'Quote line 1\nQuote line 2\nQuote line 3\n');
    });

    test('parse pre', () => {
      const comment = '    Four space indent.';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'pre', comment);
    });

    test('parse one space pre', () => {
      const comment = ' One space indent.\n Another line.';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'pre', comment);
    });

    test('parse tab pre', () => {
      const comment = '\tOne tab indent.\n\tAnother line.\n  Yet another!';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'pre', comment);
    });

    test('parse intermediate leading whitespace pre', () => {
      const comment = 'No indent.\n\tNonzero indent.\nNo indent again.';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertBlock(result, 0, 'pre', comment);
    });

    test('parse star list', () => {
      const comment = '* Item 1\n* Item 2\n* Item 3';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertListBlock(result, 0, 0, 'Item 1');
      assertListBlock(result, 0, 1, 'Item 2');
      assertListBlock(result, 0, 2, 'Item 3');
    });

    test('parse dash list', () => {
      const comment = '- Item 1\n- Item 2\n- Item 3';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertListBlock(result, 0, 0, 'Item 1');
      assertListBlock(result, 0, 1, 'Item 2');
      assertListBlock(result, 0, 2, 'Item 3');
    });

    test('parse mixed list', () => {
      const comment = '- Item 1\n* Item 2\n- Item 3\n* Item 4';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assertListBlock(result, 0, 0, 'Item 1');
      assertListBlock(result, 0, 1, 'Item 2');
      assertListBlock(result, 0, 2, 'Item 3');
      assertListBlock(result, 0, 3, 'Item 4');
    });

    test('parse mixed block types', () => {
      const comment = 'Paragraph\nacross\na\nfew\nlines.' +
          '\n\n' +
          '> Quote\n> across\n> not many lines.' +
          '\n\n' +
          'Another paragraph' +
          '\n\n' +
          '* Series\n* of\n* list\n* items' +
          '\n\n' +
          'Yet another paragraph' +
          '\n\n' +
          '\tPreformatted text.' +
          '\n\n' +
          'Parting words.';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 7);
      assertBlock(result, 0, 'paragraph', 'Paragraph\nacross\na\nfew\nlines.');

      assert.equal(result[1].type, 'quote');
      assert.lengthOf(result[1].blocks, 1);
      assertBlock(result[1].blocks, 0, 'paragraph',
          'Quote\nacross\nnot many lines.');

      assertBlock(result, 2, 'paragraph', 'Another paragraph');
      assertListBlock(result, 3, 0, 'Series');
      assertListBlock(result, 3, 1, 'of');
      assertListBlock(result, 3, 2, 'list');
      assertListBlock(result, 3, 3, 'items');
      assertBlock(result, 4, 'paragraph', 'Yet another paragraph');
      assertBlock(result, 5, 'pre', '\tPreformatted text.');
      assertBlock(result, 6, 'paragraph', 'Parting words.');
    });

    test('bullet list 1', () => {
      const comment = 'A\n\n* line 1\n* 2nd line';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'A');
      assertListBlock(result, 1, 0, 'line 1');
      assertListBlock(result, 1, 1, '2nd line');
    });

    test('bullet list 2', () => {
      const comment = 'A\n\n* line 1\n* 2nd line\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'A');
      assertListBlock(result, 1, 0, 'line 1');
      assertListBlock(result, 1, 1, '2nd line');
      assertBlock(result, 2, 'paragraph', 'B');
    });

    test('bullet list 3', () => {
      const comment = '* line 1\n* 2nd line\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertListBlock(result, 0, 0, 'line 1');
      assertListBlock(result, 0, 1, '2nd line');
      assertBlock(result, 1, 'paragraph', 'B');
    });

    test('bullet list 4', () => {
      const comment = 'To see this bug, you have to:\n' +
          '* Be on IMAP or EAS (not on POP)\n' +
          '* Be very unlucky\n';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'To see this bug, you have to:');
      assertListBlock(result, 1, 0, 'Be on IMAP or EAS (not on POP)');
      assertListBlock(result, 1, 1, 'Be very unlucky');
    });

    test('bullet list 5', () => {
      const comment = 'To see this bug,\n' +
          'you have to:\n' +
          '* Be on IMAP or EAS (not on POP)\n' +
          '* Be very unlucky\n';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'To see this bug, you have to:');
      assertListBlock(result, 1, 0, 'Be on IMAP or EAS (not on POP)');
      assertListBlock(result, 1, 1, 'Be very unlucky');
    });

    test('dash list 1', () => {
      const comment = 'A\n\n- line 1\n- 2nd line';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'A');
      assertListBlock(result, 1, 0, 'line 1');
      assertListBlock(result, 1, 1, '2nd line');
    });

    test('dash list 2', () => {
      const comment = 'A\n\n- line 1\n- 2nd line\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'A');
      assertListBlock(result, 1, 0, 'line 1');
      assertListBlock(result, 1, 1, '2nd line');
      assertBlock(result, 2, 'paragraph', 'B');
    });

    test('dash list 3', () => {
      const comment = '- line 1\n- 2nd line\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertListBlock(result, 0, 0, 'line 1');
      assertListBlock(result, 0, 1, '2nd line');
      assertBlock(result, 1, 'paragraph', 'B');
    });

    test('pre format 1', () => {
      const comment = 'A\n\n  This is pre\n  formatted';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'paragraph', 'A');
      assertBlock(result, 1, 'pre', '  This is pre\n  formatted');
    });

    test('pre format 2', () => {
      const comment = 'A\n\n  This is pre\n  formatted\n\nbut this is not';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'A');
      assertBlock(result, 1, 'pre', '  This is pre\n  formatted');
      assertBlock(result, 2, 'paragraph', 'but this is not');
    });

    test('pre format 3', () => {
      const comment = 'A\n\n  Q\n    <R>\n  S\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'A');
      assertBlock(result, 1, 'pre', '  Q\n    <R>\n  S');
      assertBlock(result, 2, 'paragraph', 'B');
    });

    test('pre format 4', () => {
      const comment = '  Q\n    <R>\n  S\n\nB';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assertBlock(result, 0, 'pre', '  Q\n    <R>\n  S');
      assertBlock(result, 1, 'paragraph', 'B');
    });

    test('quote 1', () => {
      const comment = '> I\'m happy\n > with quotes!\n\nSee above.';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 2);
      assert.equal(result[0].type, 'quote');
      assert.lengthOf(result[0].blocks, 1);
      assertBlock(result[0].blocks, 0, 'paragraph', 'I\'m happy\nwith quotes!');
      assertBlock(result, 1, 'paragraph', 'See above.');
    });

    test('quote 2', () => {
      const comment = 'See this said:\n\n > a quoted\n > string block\n\nOK?';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 3);
      assertBlock(result, 0, 'paragraph', 'See this said:');
      assert.equal(result[1].type, 'quote');
      assert.lengthOf(result[1].blocks, 1);
      assertBlock(result[1].blocks, 0, 'paragraph', 'a quoted\nstring block');
      assertBlock(result, 2, 'paragraph', 'OK?');
    });

    test('nested quotes', () => {
      const comment = ' > > prior\n > \n > next\n';
      const result = element._computeBlocks(comment);
      assert.lengthOf(result, 1);
      assert.equal(result[0].type, 'quote');
      assert.lengthOf(result[0].blocks, 2);
      assert.equal(result[0].blocks[0].type, 'quote');
      assert.lengthOf(result[0].blocks[0].blocks, 1);
      assertBlock(result[0].blocks[0].blocks, 0, 'paragraph', 'prior');
      assertBlock(result[0].blocks, 1, 'paragraph', 'next\n');
    });

    test('getTextContent', () => {
      const comment = 'Paragraph\n\n  pre\n\n* List\n* Of\n* Items\n\n> Quote';
      element.content = comment;
      const result = element.getTextContent();
      const expected = 'Paragraph\n\n  pre\n\nList\nOf\nItems\n\nQuote';
      assert.equal(result, expected);
    });

    test('_computeNodes called without config', () => {
      const computeNodesSpy = sandbox.spy(element, '_computeNodes');
      element.content = 'some text';
      assert.isTrue(computeNodesSpy.called);
    });

    test('_contentOrConfigChanged called with config', () => {
      const contentStub = sandbox.stub(element, '_contentChanged');
      const contentConfigStub = sandbox.stub(element, '_contentOrConfigChanged');
      element.content = 'some text';
      element.config = {};
      assert.isTrue(contentStub.called);
      assert.isTrue(contentConfigStub.called);
    });
  });
</script>