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Copyright (C) 2018 The Android Open Source Project

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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<title>gr-diff</title>

<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.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-diff-host.html">

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

<test-fixture id="basic">
  <template>
    <gr-diff-host></gr-diff-host>
  </template>
</test-fixture>

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

    setup(() => {
      sandbox = sinon.sandbox.create();
    });

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

    test('delegates reload()', () => {
      element = fixture('basic');
      const returnValue = Promise.resolve();
      const stub = sandbox.stub(element.$.diff, 'reload').returns(returnValue);
      assert.equal(element.reload(), returnValue);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates cancel()', () => {
      element = fixture('basic');
      const stub = sandbox.stub(element.$.diff, 'cancel');
      element.reload();
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates getCursorStops()', () => {
      element = fixture('basic');
      const returnValue = [document.createElement('b')];
      const stub = sandbox.stub(element.$.diff, 'getCursorStops')
          .returns(returnValue);
      assert.equal(element.getCursorStops(), returnValue);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates isRangeSelected()', () => {
      element = fixture('basic');
      const returnValue = true;
      const stub = sandbox.stub(element.$.diff, 'isRangeSelected')
          .returns(returnValue);
      assert.equal(element.isRangeSelected(), returnValue);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates toggleLeftDiff()', () => {
      element = fixture('basic');
      const stub = sandbox.stub(element.$.diff, 'toggleLeftDiff');
      element.toggleLeftDiff();
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates loadBlame()', () => {
      element = fixture('basic');
      const returnValue = Promise.resolve();
      const stub = sandbox.stub(element.$.diff, 'loadBlame')
          .returns(returnValue);
      assert.equal(element.loadBlame(), returnValue);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates clearBlame()', () => {
      element = fixture('basic');
      const stub = sandbox.stub(element.$.diff, 'clearBlame');
      element.clearBlame();
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates getThreadEls()', () => {
      element = fixture('basic');
      const returnValue = [document.createElement('b')];
      const stub = sandbox.stub(element.$.diff, 'getThreadEls')
          .returns(returnValue);
      assert.equal(element.getThreadEls(), returnValue);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates addDraftAtLine(el)', () => {
      element = fixture('basic');
      const param0 = document.createElement('b');
      const stub = sandbox.stub(element.$.diff, 'addDraftAtLine');
      element.addDraftAtLine(param0);
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 1);
      assert.equal(stub.lastCall.args[0], param0);
    });

    test('delegates clearDiffContent()', () => {
      element = fixture('basic');
      const stub = sandbox.stub(element.$.diff, 'clearDiffContent');
      element.clearDiffContent();
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('delegates expandAllContext()', () => {
      element = fixture('basic');
      const stub = sandbox.stub(element.$.diff, 'expandAllContext');
      element.expandAllContext();
      assert.isTrue(stub.calledOnce);
      assert.equal(stub.lastCall.args.length, 0);
    });

    test('passes in changeNum', () => {
      element = fixture('basic');
      const value = '12345';
      element.changeNum = value;
      assert.equal(element.$.diff.changeNum, value);
    });

    test('passes in noAutoRender', () => {
      element = fixture('basic');
      const value = true;
      element.noAutoRender = value;
      assert.equal(element.$.diff.noAutoRender, value);
    });

    test('passes in patchRange', () => {
      element = fixture('basic');
      const value = {patchNum: 'foo', basePatchNum: 'bar'};
      element.patchRange = value;
      assert.equal(element.$.diff.patchRange, value);
    });

    test('passes in path', () => {
      element = fixture('basic');
      const value = 'some/file/path';
      element.path = value;
      assert.equal(element.$.diff.path, value);
    });

    test('passes in prefs', () => {
      element = fixture('basic');
      const value = {};
      element.prefs = value;
      assert.equal(element.$.diff.prefs, value);
    });

    test('passes in projectConfig', () => {
      element = fixture('basic');
      const value = {};
      element.projectConfig = value;
      assert.equal(element.$.diff.projectConfig, value);
    });

    test('passes in changeNum', () => {
      element = fixture('basic');
      const value = '12345';
      element.changeNum = value;
      assert.equal(element.$.diff.changeNum, value);
    });

    test('passes in projectName', () => {
      element = fixture('basic');
      const value = 'Gerrit';
      element.projectName = value;
      assert.equal(element.$.diff.projectName, value);
    });

    test('passes in displayLine', () => {
      element = fixture('basic');
      const value = true;
      element.displayLine = value;
      assert.equal(element.$.diff.displayLine, value);
    });

    test('passes out isImageDiff', () => {
      element = fixture('basic');
      const value = true;
      // isImageDiff is computed, so we cannot just set it.
      sandbox.stub(element.$.diff, '_computeIsImageDiff').returns(value);
      element.$.diff._diff = {left: [], right: [], content: []};

      assert.equal(element.isImageDiff, value);
    });

    test('passes in commitRange', () => {
      element = fixture('basic');
      const value = {};
      element.commitRange = value;
      assert.equal(element.$.diff.commitRange, value);
    });

    test('passes in filesWeblinks', () => {
      element = fixture('basic');
      const value = {};
      element.filesWeblinks = value;
      assert.equal(element.$.diff.filesWeblinks, value);
    });

    test('passes out filesWeblinks', () => {
      element = fixture('basic');
      const value = {};
      element.$.diff.filesWeblinks = value;
      assert.equal(element.filesWeblinks, value);
    });

    test('passes in hidden', () => {
      element = fixture('basic');
      const value = true;
      element.hidden = value;
      assert.equal(element.$.diff.hidden, value);
      assert.isNotNull(element.getAttribute('hidden'));
    });

    test('passes in noRenderOnPrefsChange', () => {
      element = fixture('basic');
      const value = true;
      element.noRenderOnPrefsChange = value;
      assert.equal(element.$.diff.noRenderOnPrefsChange, value);
    });

    test('passes in comments', () => {
      element = fixture('basic');
      const value = {left: [], right: []};
      element.comments = value;
      assert.equal(element.$.diff.comments, value);
    });

    test('passes in lineWrapping', () => {
      element = fixture('basic');
      const value = true;
      element.lineWrapping = value;
      assert.equal(element.$.diff.lineWrapping, value);
    });

    test('passes in viewMode', () => {
      element = fixture('basic');
      const value = 'SIDE_BY_SIDE';
      element.viewMode = value;
      assert.equal(element.$.diff.viewMode, value);
    });

    test('passes in lineOfInterest', () => {
      element = fixture('basic');
      const value = {number: 123, leftSide: true};
      element.lineOfInterest = value;
      assert.equal(element.$.diff.lineOfInterest, value);
    });

    test('passes in showLoadFailure', () => {
      element = fixture('basic');
      const value = true;
      element.showLoadFailure = value;
      assert.equal(element.$.diff.showLoadFailure, value);
    });

    test('passes out isBlameLoaded', () => {
      element = fixture('basic');
      const value = true;
      sandbox.stub(element.$.diff, '_computeIsBlameLoaded').returns(value);
      element.$.diff._blame = {};
      assert.equal(element.isBlameLoaded, value);
    });
  });
</script>