Replace JavaScript Testing Framework from Mocha to Jest (#5412)

.eslintrc.yml

@@ -5,6 +5,7 @@ env:
   browser: true
   node: true
   es6: true
+  jest: true
 
 parser: babel-eslint
 

.travis.yml

@@ -53,5 +53,5 @@ before_script:
 
 script:
   - travis_retry bundle exec parallel_test spec/ --group-by filesize --type rspec
-  - npm test
+  - yarn test
   - bundle exec i18n-tasks unused

app/javascript/mastodon/components/__tests__/__snapshots__/avatar-test.js.snap

@@ -0,0 +1,33 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`<Avatar /> Autoplay renders a animated avatar 1`] = `
+<div
+  className="account__avatar"
+  onMouseEnter={[Function]}
+  onMouseLeave={[Function]}
+  style={
+    Object {
+      "backgroundImage": "url(/animated/alice.gif)",
+      "backgroundSize": "100px 100px",
+      "height": "100px",
+      "width": "100px",
+    }
+  }
+/>
+`;
+
+exports[`<Avatar /> Still renders a still avatar 1`] = `
+<div
+  className="account__avatar"
+  onMouseEnter={[Function]}
+  onMouseLeave={[Function]}
+  style={
+    Object {
+      "backgroundImage": "url(/static/alice.jpg)",
+      "backgroundSize": "100px 100px",
+      "height": "100px",
+      "width": "100px",
+    }
+  }
+/>
+`;

app/javascript/mastodon/components/__tests__/__snapshots__/avatar_overlay-test.js.snap

@@ -0,0 +1,24 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`<AvatarOverlay renders a overlay avatar 1`] = `
+<div
+  className="account__avatar-overlay"
+>
+  <div
+    className="account__avatar-overlay-base"
+    style={
+      Object {
+        "backgroundImage": "url(/static/alice.jpg)",
+      }
+    }
+  />
+  <div
+    className="account__avatar-overlay-overlay"
+    style={
+      Object {
+        "backgroundImage": "url(/static/eve.jpg)",
+      }
+    }
+  />
+</div>
+`;

app/javascript/mastodon/components/__tests__/__snapshots__/button-test.js.snap

@@ -0,0 +1,114 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`<Button /> adds class "button-secondary" if props.secondary given 1`] = `
+<button
+  className="button button-secondary"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+/>
+`;
+
+exports[`<Button /> renders a button element 1`] = `
+<button
+  className="button"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+/>
+`;
+
+exports[`<Button /> renders a disabled attribute if props.disabled given 1`] = `
+<button
+  className="button"
+  disabled={true}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+/>
+`;
+
+exports[`<Button /> renders class="button--block" if props.block given 1`] = `
+<button
+  className="button button--block"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+/>
+`;
+
+exports[`<Button /> renders the children 1`] = `
+<button
+  className="button"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+>
+  <p>
+    children
+  </p>
+</button>
+`;
+
+exports[`<Button /> renders the given text 1`] = `
+<button
+  className="button"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+>
+  foo
+</button>
+`;
+
+exports[`<Button /> renders the props.text instead of children 1`] = `
+<button
+  className="button"
+  disabled={undefined}
+  onClick={[Function]}
+  style={
+    Object {
+      "height": "36px",
+      "lineHeight": "36px",
+      "padding": "0 16px",
+    }
+  }
+>
+  foo
+</button>
+`;

app/javascript/mastodon/components/__tests__/__snapshots__/display_name-test.js.snap

@@ -0,0 +1,23 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`<DisplayName /> renders display name + account name 1`] = `
+<span
+  className="display-name"
+>
+  <strong
+    className="display-name__html"
+    dangerouslySetInnerHTML={
+      Object {
+        "__html": "<p>Foo</p>",
+      }
+    }
+  />
+   
+  <span
+    className="display-name__account"
+  >
+    @
+    bar@baz
+  </span>
+</span>
+`;

app/javascript/mastodon/components/__tests__/avatar-test.js

@@ -0,0 +1,36 @@
+import React from 'react';
+import renderer from 'react-test-renderer';
+import { fromJS } from 'immutable';
+import Avatar from '../avatar';
+
+describe('<Avatar />', () => {
+  const account = fromJS({
+    username: 'alice',
+    acct: 'alice',
+    display_name: 'Alice',
+    avatar: '/animated/alice.gif',
+    avatar_static: '/static/alice.jpg',
+  });
+
+  const size     = 100;
+
+  describe('Autoplay', () => {
+    it('renders a animated avatar', () => {
+      const component = renderer.create(<Avatar account={account} animate size={size} />);
+      const tree      = component.toJSON();
+
+      expect(tree).toMatchSnapshot();
+    });
+  });
+
+  describe('Still', () => {
+    it('renders a still avatar', () => {
+      const component = renderer.create(<Avatar account={account} size={size} />);
+      const tree      = component.toJSON();
+
+      expect(tree).toMatchSnapshot();
+    });
+  });
+
+  // TODO add autoplay test if possible
+});

app/javascript/mastodon/components/__tests__/avatar_overlay-test.js

@@ -0,0 +1,29 @@
+import React from 'react';
+import renderer from 'react-test-renderer';
+import { fromJS } from 'immutable';
+import AvatarOverlay from '../avatar_overlay';
+
+describe('<AvatarOverlay', () => {
+  const account = fromJS({
+    username: 'alice',
+    acct: 'alice',
+    display_name: 'Alice',
+    avatar: '/animated/alice.gif',
+    avatar_static: '/static/alice.jpg',
+  });
+
+  const friend = fromJS({
+    username: 'eve',
+    acct: 'eve@blackhat.lair',
+    display_name: 'Evelyn',
+    avatar: '/animated/eve.gif',
+    avatar_static: '/static/eve.jpg',
+  });
+
+  it('renders a overlay avatar', () => {
+    const component = renderer.create(<AvatarOverlay account={account} friend={friend} />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+});

app/javascript/mastodon/components/__tests__/button-test.js

@@ -0,0 +1,75 @@
+import { shallow } from 'enzyme';
+import React from 'react';
+import renderer from 'react-test-renderer';
+import Button from '../button';
+
+describe('<Button />', () => {
+  it('renders a button element', () => {
+    const component = renderer.create(<Button />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('renders the given text', () => {
+    const text      = 'foo';
+    const component = renderer.create(<Button text={text} />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('handles click events using the given handler', () => {
+    const handler = jest.fn();
+    const button  = shallow(<Button onClick={handler} />);
+    button.find('button').simulate('click');
+
+    expect(handler.mock.calls.length).toEqual(1);
+  });
+
+  it('does not handle click events if props.disabled given', () => {
+    const handler = jest.fn();
+    const button  = shallow(<Button onClick={handler} disabled />);
+    button.find('button').simulate('click');
+
+    expect(handler.mock.calls.length).toEqual(0);
+  });
+
+  it('renders a disabled attribute if props.disabled given', () => {
+    const component = renderer.create(<Button disabled />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('renders the children', () => {
+    const children  = <p>children</p>;
+    const component = renderer.create(<Button>{children}</Button>);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('renders the props.text instead of children', () => {
+    const text      = 'foo';
+    const children  = <p>children</p>;
+    const component = renderer.create(<Button text={text}>{children}</Button>);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('renders class="button--block" if props.block given', () => {
+    const component = renderer.create(<Button block />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+
+  it('adds class "button-secondary" if props.secondary given', () => {
+    const component = renderer.create(<Button secondary />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+});

app/javascript/mastodon/components/__tests__/display_name-test.js

@@ -0,0 +1,18 @@
+import React from 'react';
+import renderer from 'react-test-renderer';
+import { fromJS }  from 'immutable';
+import DisplayName from '../display_name';
+
+describe('<DisplayName />', () => {
+  it('renders display name + account name', () => {
+    const account = fromJS({
+      username: 'bar',
+      acct: 'bar@baz',
+      display_name_html: '<p>Foo</p>',
+    });
+    const component = renderer.create(<DisplayName account={account} />);
+    const tree      = component.toJSON();
+
+    expect(tree).toMatchSnapshot();
+  });
+});

app/javascript/mastodon/features/emoji/__tests__/emoji-test.js

@@ -0,0 +1,61 @@
+import emojify from '../emoji';
+
+describe('emoji', () => {
+  describe('.emojify', () => {
+    it('ignores unknown shortcodes', () => {
+      expect(emojify(':foobarbazfake:')).toEqual(':foobarbazfake:');
+    });
+
+    it('ignores shortcodes inside of tags', () => {
+      expect(emojify('<p data-foo=":smile:"></p>')).toEqual('<p data-foo=":smile:"></p>');
+    });
+
+    it('works with unclosed tags', () => {
+      expect(emojify('hello>')).toEqual('hello>');
+      expect(emojify('<hello')).toEqual('<hello');
+    });
+
+    it('works with unclosed shortcodes', () => {
+      expect(emojify('smile:')).toEqual('smile:');
+      expect(emojify(':smile')).toEqual(':smile');
+    });
+
+    it('does unicode', () => {
+      expect(emojify('\uD83D\uDC69\u200D\uD83D\uDC69\u200D\uD83D\uDC66\u200D\uD83D\uDC66')).toEqual(
+        '<img draggable="false" class="emojione" alt="👩‍👩‍👦‍👦" title=":woman-woman-boy-boy:" src="/emoji/1f469-200d-1f469-200d-1f466-200d-1f466.svg" />');
+      expect(emojify('👨‍👩‍👧‍👧')).toEqual(
+      '<img draggable="false" class="emojione" alt="👨‍👩‍👧‍👧" title=":man-woman-girl-girl:" src="/emoji/1f468-200d-1f469-200d-1f467-200d-1f467.svg" />');
+      expect(emojify('👩‍👩‍👦')).toEqual('<img draggable="false" class="emojione" alt="👩‍👩‍👦" title=":woman-woman-boy:" src="/emoji/1f469-200d-1f469-200d-1f466.svg" />');
+      expect(emojify('\u2757')).toEqual(
+      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
+    });
+
+    it('does multiple unicode', () => {
+      expect(emojify('\u2757 #\uFE0F\u20E3')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
+      expect(emojify('\u2757#\uFE0F\u20E3')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
+      expect(emojify('\u2757 #\uFE0F\u20E3 \u2757')).toEqual(
+        '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
+      expect(emojify('foo \u2757 #\uFE0F\u20E3 bar')).toEqual(
+        'foo <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> bar');
+    });
+
+    it('ignores unicode inside of tags', () => {
+      expect(emojify('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>')).toEqual('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>');
+    });
+
+    it('does multiple emoji properly (issue 5188)', () => {
+      expect(emojify('👌🌈💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
+      expect(emojify('👌 🌈 💕')).toEqual('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /> <img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /> <img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
+    });
+
+    it('does an emoji that has no shortcode', () => {
+      expect(emojify('🕉️')).toEqual('<img draggable="false" class="emojione" alt="🕉️" title="" src="/emoji/1f549.svg" />');
+    });
+
+    it('does an emoji whose filename is irregular', () => {
+      expect(emojify('↙️')).toEqual('<img draggable="false" class="emojione" alt="↙️" title=":arrow_lower_left:" src="/emoji/2199.svg" />');
+    });
+  });
+});

app/javascript/mastodon/features/emoji/__tests__/emoji_index-test.js

@@ -0,0 +1,130 @@
+import { pick } from 'lodash';
+import { emojiIndex } from 'emoji-mart';
+import { search } from '../emoji_mart_search_light';
+
+const trimEmojis = emoji => pick(emoji, ['id', 'unified', 'native', 'custom']);
+
+describe('emoji_index', () => {
+  it('should give same result for emoji_index_light and emoji-mart', () => {
+    const expected = [
+      {
+        id: 'pineapple',
+        unified: '1f34d',
+        native: '🍍',
+      },
+    ];
+    expect(search('pineapple').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('pineapple').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('orders search results correctly', () => {
+    const expected = [
+      {
+        id: 'apple',
+        unified: '1f34e',
+        native: '🍎',
+      },
+      {
+        id: 'pineapple',
+        unified: '1f34d',
+        native: '🍍',
+      },
+      {
+        id: 'green_apple',
+        unified: '1f34f',
+        native: '🍏',
+      },
+      {
+        id: 'iphone',
+        unified: '1f4f1',
+        native: '📱',
+      },
+    ];
+    expect(search('apple').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('apple').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('handles custom emoji', () => {
+    const custom = [
+      {
+        id: 'mastodon',
+        name: 'mastodon',
+        short_names: ['mastodon'],
+        text: '',
+        emoticons: [],
+        keywords: ['mastodon'],
+        imageUrl: 'http://example.com',
+        custom: true,
+      },
+    ];
+    search('', { custom });
+    emojiIndex.search('', { custom });
+    const expected = [
+      {
+        id: 'mastodon',
+        custom: true,
+      },
+    ];
+    expect(search('masto').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('masto').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('should filter only emojis we care about, exclude pineapple', () => {
+    const emojisToShowFilter = unified => unified !== '1F34D';
+    expect(search('apple', { emojisToShowFilter }).map((obj) => obj.id))
+      .not.toContain('pineapple');
+    expect(emojiIndex.search('apple', { emojisToShowFilter }).map((obj) => obj.id))
+      .not.toContain('pineapple');
+  });
+
+  it('can include/exclude categories', () => {
+    expect(search('flag', { include: ['people'] })).toEqual([]);
+    expect(emojiIndex.search('flag', { include: ['people'] })).toEqual([]);
+  });
+
+  it('does an emoji whose unified name is irregular', () => {
+    const expected = [
+      {
+        'id': 'water_polo',
+        'unified': '1f93d',
+        'native': '🤽',
+      },
+      {
+        'id': 'man-playing-water-polo',
+        'unified': '1f93d-200d-2642-fe0f',
+        'native': '🤽‍♂️',
+      },
+      {
+        'id': 'woman-playing-water-polo',
+        'unified': '1f93d-200d-2640-fe0f',
+        'native': '🤽‍♀️',
+      },
+    ];
+    expect(search('polo').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('polo').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('can search for thinking_face', () => {
+    const expected = [
+      {
+        id: 'thinking_face',
+        unified: '1f914',
+        native: '🤔',
+      },
+    ];
+    expect(search('thinking_fac').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('thinking_fac').map(trimEmojis)).toEqual(expected);
+  });
+
+  it('can search for woman-facepalming', () => {
+    const expected = [
+      {
+        id: 'woman-facepalming',
+        unified: '1f926-200d-2640-fe0f',
+        native: '🤦‍♀️',
+      },
+    ];
+    expect(search('woman-facep').map(trimEmojis)).toEqual(expected);
+    expect(emojiIndex.search('woman-facep').map(trimEmojis)).toEqual(expected);
+  });
+});

spec/javascript/components/features/ui/components/column.test.js → app/javascript/mastodon/features/ui/components/__tests__/column-test.js

@@ -1,14 +1,18 @@
-import { expect } from 'chai';
-import { mount } from 'enzyme';
-import sinon from 'sinon';
 import React from 'react';
-import Column from '../../../../../../app/javascript/mastodon/features/ui/components/column';
-import ColumnHeader from '../../../../../../app/javascript/mastodon/features/ui/components/column_header';
+import { mount } from 'enzyme';
+import Column from '../column';
+import ColumnHeader from '../column_header';
 
 describe('<Column />', () => {
   describe('<ColumnHeader /> click handler', () => {
+    const originalRaf = global.requestAnimationFrame;
+
     beforeEach(() => {
-      global.requestAnimationFrame = sinon.spy();
+      global.requestAnimationFrame = jest.fn();
+    });
+
+    afterAll(() => {
+      global.requestAnimationFrame = originalRaf;
     });
 
     it('runs the scroll animation if the column contains scrollable content', () => {
@@ -18,13 +22,13 @@ describe('<Column />', () => {
         </Column>
       );
       wrapper.find(ColumnHeader).simulate('click');
-      expect(global.requestAnimationFrame.called).to.equal(true);
+      expect(global.requestAnimationFrame.mock.calls.length).toEqual(1);
     });
 
     it('does not try to scroll if there is no scrollable content', () => {
       const wrapper = mount(<Column heading='notifications' />);
       wrapper.find(ColumnHeader).simulate('click');
-      expect(global.requestAnimationFrame.called).to.equal(false);
+      expect(global.requestAnimationFrame.mock.calls.length).toEqual(0);
     });
   });
 });

app/javascript/mastodon/test_setup.js

@@ -0,0 +1,5 @@
+import { configure } from 'enzyme';
+import Adapter from 'enzyme-adapter-react-16';
+
+const adapter = new Adapter();
+configure({ adapter });

jest.config.js

@@ -0,0 +1,17 @@
+module.exports = {
+  projects: [
+    '<rootDir>/app/javascript/mastodon',
+  ],
+  testPathIgnorePatterns: [
+    '<rootDir>/node_modules/',
+    '<rootDir>/vendor/',
+    '<rootDir>/config/',
+    '<rootDir>/log/',
+    '<rootDir>/public/',
+    '<rootDir>/tmp/',
+  ],
+  setupFiles: [
+    'raf/polyfill',
+  ],
+  setupTestFrameworkScriptFile: '<rootDir>/app/javascript/mastodon/test_setup.js',
+};

package.json

@@ -7,9 +7,9 @@
     "build:production": "cross-env RAILS_ENV=production ./bin/webpack",
     "manage:translations": "node ./config/webpack/translationRunner.js",
     "start": "node ./streaming/index.js",
-    "test": "npm run test:lint && npm run test:mocha",
+    "test": "npm run test:lint && npm run test:jest",
     "test:lint": "eslint -c .eslintrc.yml --ext=js app/javascript/ config/webpack/ spec/javascript/ streaming/",
-    "test:mocha": "cross-env NODE_ENV=test mocha --require ./spec/javascript/setup.js --compilers js:babel-register ./spec/javascript/components/**/*.test.js",
+    "test:jest": "cross-env NODE_ENV=test jest",
     "postinstall": "npm rebuild node-sass"
   },
   "repository": {
@@ -118,22 +118,36 @@
   },
   "devDependencies": {
     "babel-eslint": "^7.2.3",
-    "chai": "^4.1.0",
-    "chai-enzyme": "^0.8.0",
     "enzyme": "^3.0.0",
     "enzyme-adapter-react-16": "^1.0.0",
     "eslint": "^3.19.0",
     "eslint-plugin-jsx-a11y": "^4.0.0",
     "eslint-plugin-react": "^6.10.3",
-    "jsdom": "^11.1.0",
-    "mocha": "^3.4.1",
+    "jest": "^21.2.1",
+    "raf": "^3.4.0",
     "react-intl-translations-manager": "^5.0.0",
     "react-test-renderer": "^16.0.0",
-    "sinon": "^2.3.7",
     "webpack-dev-server": "^2.6.1",
     "yargs": "^8.0.2"
   },
   "optionalDependencies": {
     "fsevents": "*"
+  },
+  "jest": {
+    "projects": [
+      "<rootDir>/app/javascript/mastodon"
+    ],
+    "testPathIgnorePatterns": [
+      "<rootDir>/node_modules/",
+      "<rootDir>/vendor/",
+      "<rootDir>/config/",
+      "<rootDir>/log/",
+      "<rootDir>/public/",
+      "<rootDir>/tmp/"
+    ],
+    "setupFiles": [
+      "raf/polyfill"
+    ],
+    "setupTestFrameworkScriptFile": "<rootDir>/app/javascript/mastodon/test_setup.js"
   }
 }

spec/javascript/.eslintrc.yml

@@ -1,3 +0,0 @@
----
-env:
-  mocha: true

spec/javascript/components/avatar.test.js

@@ -1,44 +0,0 @@
-import React from 'react';
-import Avatar from '../../../app/javascript/mastodon/components/avatar';
-
-import { expect } from 'chai';
-import { render } from 'enzyme';
-import { fromJS }  from 'immutable';
-
-describe('<Avatar />', () => {
-  const account = fromJS({
-    username: 'alice',
-    acct: 'alice',
-    display_name: 'Alice',
-    avatar: '/animated/alice.gif',
-    avatar_static: '/static/alice.jpg',
-  });
-
-  const size = 100;
-  const animated = render(<Avatar account={account} animate size={size} />);
-  const still = render(<Avatar account={account} size={size} />);
-
-  // Autoplay
-  xit('renders a div element with the given src as background', () => {
-    expect(animated.find('div')).to.have.style('background-image', `url(${account.get('avatar')})`);
-  });
-
-  xit('renders a div element of the given size', () => {
-    ['width', 'height'].map((attr) => {
-      expect(animated.find('div')).to.have.style(attr, `${size}px`);
-    });
-  });
-
-  // Still
-  xit('renders a div element with the given static src as background if not autoplay', () => {
-    expect(still.find('div')).to.have.style('background-image', `url(${account.get('avatar_static')})`);
-  });
-
-  xit('renders a div element of the given size if not autoplay', () => {
-    ['width', 'height'].map((attr) => {
-      expect(still.find('div')).to.have.style(attr, `${size}px`);
-    });
-  });
-
-  // TODO add autoplay test if possible
-});

spec/javascript/components/avatar_overlay.test.js

@@ -1,36 +0,0 @@
-import React from 'react';
-import AvatarOverlay from '../../../app/javascript/mastodon/components/avatar_overlay';
-
-import { expect } from 'chai';
-import { render } from 'enzyme';
-import { fromJS }  from 'immutable';
-
-describe('<Avatar />', () => {
-  const account = fromJS({
-    username: 'alice',
-    acct: 'alice',
-    display_name: 'Alice',
-    avatar: '/animated/alice.gif',
-    avatar_static: '/static/alice.jpg',
-  });
-
-  const friend = fromJS({
-    username: 'eve',
-    acct: 'eve@blackhat.lair',
-    display_name: 'Evelyn',
-    avatar: '/animated/eve.gif',
-    avatar_static: '/static/eve.jpg',
-  });
-
-  const overlay = render(<AvatarOverlay account={account} friend={friend} />);
-
-  xit('renders account static src as base of overlay avatar', () => {
-    expect(overlay.find('.account__avatar-overlay-base'))
-      .to.have.style('background-image', `url(${account.get('avatar_static')})`);
-  });
-
-  xit('renders friend static src as overlay of overlay avatar', () => {
-    expect(overlay.find('.account__avatar-overlay-overlay'))
-      .to.have.style('background-image', `url(${friend.get('avatar_static')})`);
-  });
-});

spec/javascript/components/button.test.js

@@ -1,72 +0,0 @@
-import React from 'react';
-import Button from '../../../app/javascript/mastodon/components/button';
-
-import { expect } from 'chai';
-import { shallow } from 'enzyme';
-import sinon from 'sinon';
-
-describe('<Button />', () => {
-  xit('renders a button element', () => {
-    const wrapper = shallow(<Button />);
-    expect(wrapper).to.match('button');
-  });
-
-  xit('renders the given text', () => {
-    const text = 'foo';
-    const wrapper = shallow(<Button text={text} />);
-    expect(wrapper.find('button')).to.have.text(text);
-  });
-
-  it('handles click events using the given handler', () => {
-    const handler = sinon.spy();
-    const wrapper = shallow(<Button onClick={handler} />);
-    wrapper.find('button').simulate('click');
-    expect(handler.calledOnce).to.equal(true);
-  });
-
-  it('does not handle click events if props.disabled given', () => {
-    const handler = sinon.spy();
-    const wrapper = shallow(<Button onClick={handler} disabled />);
-    wrapper.find('button').simulate('click');
-    expect(handler.called).to.equal(false);
-  });
-
-  xit('renders a disabled attribute if props.disabled given', () => {
-    const wrapper = shallow(<Button disabled />);
-    expect(wrapper.find('button')).to.be.disabled();
-  });
-
-  xit('renders the children', () => {
-    const children = <p>children</p>;
-    const wrapper = shallow(<Button>{children}</Button>);
-    expect(wrapper.find('button')).to.contain(children);
-  });
-
-  xit('renders the props.text instead of children', () => {
-    const text = 'foo';
-    const children = <p>children</p>;
-    const wrapper = shallow(<Button text={text}>{children}</Button>);
-    expect(wrapper.find('button')).to.have.text(text);
-    expect(wrapper.find('button')).to.not.contain(children);
-  });
-
-  xit('renders style="display: block; width: 100%;" if props.block given', () => {
-    const wrapper = shallow(<Button block />);
-    expect(wrapper.find('button')).to.have.className('button--block');
-  });
-
-  xit('renders style="display: inline-block; width: auto;" by default', () => {
-    const wrapper = shallow(<Button />);
-    expect(wrapper.find('button')).to.not.have.className('button--block');
-  });
-
-  xit('adds class "button-secondary" if props.secondary given', () => {
-    const wrapper = shallow(<Button secondary />);
-    expect(wrapper.find('button')).to.have.className('button-secondary');
-  });
-
-  xit('does not add class "button-secondary" by default', () => {
-    const wrapper = shallow(<Button />);
-    expect(wrapper.find('button')).to.not.have.className('button-secondary');
-  });
-});

spec/javascript/components/display_name.test.js

@@ -1,18 +0,0 @@
-import React from 'react';
-import DisplayName from '../../../app/javascript/mastodon/components/display_name';
-
-import { expect } from 'chai';
-import { render } from 'enzyme';
-import { fromJS }  from 'immutable';
-
-describe('<DisplayName />', () => {
-  xit('renders display name + account name', () => {
-    const account = fromJS({
-      username: 'bar',
-      acct: 'bar@baz',
-      display_name_html: '<p>Foo</p>',
-    });
-    const wrapper = render(<DisplayName account={account} />);
-    expect(wrapper).to.have.text('Foo @bar@baz');
-  });
-});

spec/javascript/components/emoji_index.test.js

@@ -1,111 +0,0 @@
-import { expect } from 'chai';
-import { search } from '../../../app/javascript/mastodon/features/emoji/emoji_mart_search_light';
-import { emojiIndex } from 'emoji-mart';
-import { pick } from 'lodash';
-
-const trimEmojis = emoji => pick(emoji, ['id', 'unified', 'native', 'custom']);
-
-// hack to fix https://github.com/chaijs/type-detect/issues/98
-// see: https://github.com/chaijs/type-detect/issues/98#issuecomment-325010785
-import jsdom from 'jsdom';
-global.window = new jsdom.JSDOM().window;
-global.document = window.document;
-global.HTMLElement = window.HTMLElement;
-
-describe('emoji_index', () => {
-
-  it('should give same result for emoji_index_light and emoji-mart', () => {
-    let expected = [{
-      id: 'pineapple',
-      unified: '1f34d',
-      native: '🍍',
-    }];
-    expect(search('pineapple').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('pineapple').map(trimEmojis)).to.deep.equal(expected);
-  });
-
-  it('orders search results correctly', () => {
-    let expected = [{
-      id: 'apple',
-      unified: '1f34e',
-      native: '🍎',
-    }, {
-      id: 'pineapple',
-      unified: '1f34d',
-      native: '🍍',
-    }, {
-      id: 'green_apple',
-      unified: '1f34f',
-      native: '🍏',
-    }, {
-      id: 'iphone',
-      unified: '1f4f1',
-      native: '📱',
-    }];
-    expect(search('apple').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('apple').map(trimEmojis)).to.deep.equal(expected);
-  });
-
-  it('handles custom emoji', () => {
-    let custom = [{
-      id: 'mastodon',
-      name: 'mastodon',
-      short_names: ['mastodon'],
-      text: '',
-      emoticons: [],
-      keywords: ['mastodon'],
-      imageUrl: 'http://example.com',
-      custom: true,
-    }];
-    search('', { custom });
-    emojiIndex.search('', { custom });
-    let expected = [ { id: 'mastodon', custom: true } ];
-    expect(search('masto').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('masto').map(trimEmojis)).to.deep.equal(expected);
-  });
-
-  it('should filter only emojis we care about, exclude pineapple', () => {
-    let emojisToShowFilter = (unified) => unified !== '1F34D';
-    expect(search('apple', { emojisToShowFilter }).map((obj) => obj.id))
-      .not.to.contain('pineapple');
-    expect(emojiIndex.search('apple', { emojisToShowFilter }).map((obj) => obj.id))
-      .not.to.contain('pineapple');
-  });
-
-  it('can include/exclude categories', () => {
-    expect(search('flag', { include: ['people'] }))
-      .to.deep.equal([]);
-    expect(emojiIndex.search('flag', { include: ['people'] }))
-      .to.deep.equal([]);
-  });
-
-  it('does an emoji whose unified name is irregular', () => {
-    let expected = [{
-      'id': 'water_polo',
-      'unified': '1f93d',
-      'native': '🤽',
-    }, {
-      'id': 'man-playing-water-polo',
-      'unified': '1f93d-200d-2642-fe0f',
-      'native': '🤽‍♂️',
-    }, {
-      'id': 'woman-playing-water-polo',
-      'unified': '1f93d-200d-2640-fe0f',
-      'native': '🤽‍♀️',
-    }];
-    expect(search('polo').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('polo').map(trimEmojis)).to.deep.equal(expected);
-  });
-
-  it('can search for thinking_face', () => {
-    let expected = [ { id: 'thinking_face', unified: '1f914', native: '🤔' } ];
-    expect(search('thinking_fac').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('thinking_fac').map(trimEmojis)).to.deep.equal(expected);
-  });
-
-  it('can search for woman-facepalming', () => {
-    let expected = [ { id: 'woman-facepalming', unified: '1f926-200d-2640-fe0f', native: '🤦‍♀️' } ];
-    expect(search('woman-facep').map(trimEmojis)).to.deep.equal(expected);
-    expect(emojiIndex.search('woman-facep').map(trimEmojis)).deep.equal(expected);
-  });
-});

spec/javascript/components/emojify.test.js

@@ -1,61 +0,0 @@
-import { expect } from 'chai';
-import emojify from '../../../app/javascript/mastodon/features/emoji/emoji';
-
-describe('emojify', () => {
-  it('ignores unknown shortcodes', () => {
-    expect(emojify(':foobarbazfake:')).to.equal(':foobarbazfake:');
-  });
-
-  it('ignores shortcodes inside of tags', () => {
-    expect(emojify('<p data-foo=":smile:"></p>')).to.equal('<p data-foo=":smile:"></p>');
-  });
-
-  it('works with unclosed tags', () => {
-    expect(emojify('hello>')).to.equal('hello>');
-    expect(emojify('<hello')).to.equal('<hello');
-  });
-
-  it('works with unclosed shortcodes', () => {
-    expect(emojify('smile:')).to.equal('smile:');
-    expect(emojify(':smile')).to.equal(':smile');
-  });
-
-  it('does unicode', () => {
-    expect(emojify('\uD83D\uDC69\u200D\uD83D\uDC69\u200D\uD83D\uDC66\u200D\uD83D\uDC66')).to.equal(
-      '<img draggable="false" class="emojione" alt="👩‍👩‍👦‍👦" title=":woman-woman-boy-boy:" src="/emoji/1f469-200d-1f469-200d-1f466-200d-1f466.svg" />');
-    expect(emojify('👨‍👩‍👧‍👧')).to.equal(
-      '<img draggable="false" class="emojione" alt="👨‍👩‍👧‍👧" title=":man-woman-girl-girl:" src="/emoji/1f468-200d-1f469-200d-1f467-200d-1f467.svg" />');
-    expect(emojify('👩‍👩‍👦')).to.equal('<img draggable="false" class="emojione" alt="👩‍👩‍👦" title=":woman-woman-boy:" src="/emoji/1f469-200d-1f469-200d-1f466.svg" />');
-    expect(emojify('\u2757')).to.equal(
-      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
-  });
-
-  it('does multiple unicode', () => {
-    expect(emojify('\u2757 #\uFE0F\u20E3')).to.equal(
-      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
-    expect(emojify('\u2757#\uFE0F\u20E3')).to.equal(
-      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /><img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" />');
-    expect(emojify('\u2757 #\uFE0F\u20E3 \u2757')).to.equal(
-      '<img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" />');
-    expect(emojify('foo \u2757 #\uFE0F\u20E3 bar')).to.equal(
-      'foo <img draggable="false" class="emojione" alt="❗" title=":exclamation:" src="/emoji/2757.svg" /> <img draggable="false" class="emojione" alt="#️⃣" title=":hash:" src="/emoji/23-20e3.svg" /> bar');
-  });
-
-  it('ignores unicode inside of tags', () => {
-    expect(emojify('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>')).to.equal('<p data-foo="\uD83D\uDC69\uD83D\uDC69\uD83D\uDC66"></p>');
-  });
-
-  it('does multiple emoji properly (issue 5188)', () => {
-    expect(emojify('👌🌈💕')).to.equal('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /><img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /><img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
-    expect(emojify('👌 🌈 💕')).to.equal('<img draggable="false" class="emojione" alt="👌" title=":ok_hand:" src="/emoji/1f44c.svg" /> <img draggable="false" class="emojione" alt="🌈" title=":rainbow:" src="/emoji/1f308.svg" /> <img draggable="false" class="emojione" alt="💕" title=":two_hearts:" src="/emoji/1f495.svg" />');
-  });
-
-  it('does an emoji that has no shortcode', () => {
-    expect(emojify('🕉️')).to.equal('<img draggable="false" class="emojione" alt="🕉️" title="" src="/emoji/1f549.svg" />');
-  });
-
-  it('does an emoji whose filename is irregular', () => {
-    expect(emojify('↙️')).to.equal('<img draggable="false" class="emojione" alt="↙️" title=":arrow_lower_left:" src="/emoji/2199.svg" />');
-  });
-
-});

spec/javascript/setup.js

@@ -1,15 +0,0 @@
-import { JSDOM } from 'jsdom';
-import Enzyme from 'enzyme';
-import Adapter from 'enzyme-adapter-react-16';
-
-Enzyme.configure({ adapter: new Adapter() });
-
-const { window } = new JSDOM('', {
-  userAgent: 'node.js',
-});
-
-Object.keys(window).forEach(property => {
-  if (typeof global[property] === 'undefined') {
-    global[property] = window[property];
-  }
-});