gr-editor/gr-editor_test.html

<!DOCTYPE html>
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@license
Copyright (C) 2018 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">
<title>gr-editor</title>
<script src="/node_modules/@webcomponents/webcomponentsjs/custom-elements-es5-adapter.js"></script>
<script src="../node_modules/@webcomponents/webcomponentsjs/webcomponents-loader.js"></script>
<script src="../bower_components/web-component-tester/browser.js"></script>

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

<script type="module">
import '../test/common-test-setup.js';
import './gr-editor.js';
suite('gr-editor tests', () => {
  let element;
  let sandbox;

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

    stub('gr-editor', {
      _importCodeMirror() {
        return new Promise((resolve, reject) => {
          Polymer.importHref('./codemirror-element.html', resolve, reject);
        });
      },
    });
    element = fixture('basic');
  });

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

  test('renders', done => {
    element.fileType = 'text/x-php';
    element.fileContent = '<?php echo test; ?>';
    element.prefs = {};

    element._initializeMirror().then(() => {
      assert.ok(element.mirror);
      assert.equal(
          element.mirror._nativeMirror.getValue(),
          element.fileContent
      );
      done();
    });
  });
});
</script>