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@license
Copyright (C) 2020 The Android Open Source Project

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
<script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"></script>
<script src="/node_modules/@webcomponents/webcomponentsjs/webcomponents-lite.js"></script>
<script src="/components/wct-browser-legacy/browser.js"></script>

<test-fixture id="basic">
  <template>
    <div id="test" class="a b c">
      <a class="testBtn"></a>
    </div>
  </template>
</test-fixture>

<script type="module">
  import '../test/common-test-setup.js';
  import './util.js';
  suite('util tests', () => {
    suite('getEventPath', () => {
      test('empty event', () => {
        assert.equal(util.getEventPath(), '');
        assert.equal(util.getEventPath(null), '');
        assert.equal(util.getEventPath(undefined), '');
        assert.equal(util.getEventPath({}), '');
      });

      test('event with fake path', () => {
        assert.equal(util.getEventPath({path: []}), '');
        assert.equal(util.getEventPath({path: [
          {tagName: 'dd'},
        ]}), 'dd');
      });

      test('event with fake complicated path', () => {
        assert.equal(util.getEventPath({path: [
          {tagName: 'dd', id: 'test', className: 'a b'},
          {tagName: 'DIV', id: 'test2', className: 'a b c'},
        ]}), 'div#test2.a.b.c>dd#test.a.b');
      });

      test('event with fake target', () => {
        const fakeTargetParent2 = {
          tagName: 'DIV', id: 'test2', className: 'a b c',
        };
        const fakeTargetParent1 = {
          parentNode: fakeTargetParent2,
          tagName: 'dd',
          id: 'test',
          className: 'a b',
        };
        const fakeTarget = {tagName: 'SPAN', parentNode: fakeTargetParent1};
        assert.equal(
            util.getEventPath({target: fakeTarget}),
            'div#test2.a.b.c>dd#test.a.b>span'
        );
      });

      test('event with real click', () => {
        const element = fixture('basic');
        const aLink = element.querySelector('a');
        let path;
        aLink.onclick = e => path = util.getEventPath(e);
        MockInteractions.click(aLink);
        assert.equal(
            path,
            'html>body>test-fixture#basic>div#test.a.b.c>a.testBtn'
        );
      });
    });
  });
</script>