summaryrefslogtreecommitdiff
path: root/jest.config.base.js
blob: 0eab5caffb003673960d90703b93c53e829487bb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
const IS_EE = require('./config/helpers/is_ee_env');
const isESLint = require('./config/helpers/is_eslint');
const IS_JH = require('./config/helpers/is_jh_env');

module.exports = (path, options = {}) => {
  const {
    moduleNameMapper: extModuleNameMapper = {},
    moduleNameMapperEE: extModuleNameMapperEE = {},
    moduleNameMapperJH: extModuleNameMapperJH = {},
  } = options;

  const reporters = ['default'];

  // To have consistent date time parsing both in local and CI environments we set
  // the timezone of the Node process. https://gitlab.com/gitlab-org/gitlab-foss/merge_requests/27738
  process.env.TZ = 'GMT';

  if (process.env.CI) {
    reporters.push([
      'jest-junit',
      {
        outputName: './junit_jest.xml',
        addFileAttribute: 'true',
      },
    ]);
  }

  const glob = `${path}/**/*_spec.js`;
  let testMatch = [`<rootDir>/${glob}`];
  if (IS_EE) {
    testMatch.push(`<rootDir>/ee/${glob}`);
  }

  if (IS_JH) {
    testMatch.push(`<rootDir>/jh/${glob}`);
  }
  // workaround for eslint-import-resolver-jest only resolving in test files
  // see https://github.com/JoinColony/eslint-import-resolver-jest#note
  if (isESLint(module)) {
    testMatch = testMatch.map((modulePath) => modulePath.replace('_spec.js', ''));
  }

  const TEST_FIXTURES_PATTERN = 'test_fixtures(/.*)$';

  const moduleNameMapper = {
    '^~(/.*)$': '<rootDir>/app/assets/javascripts$1',
    '^ee_component(/.*)$':
      '<rootDir>/app/assets/javascripts/vue_shared/components/empty_component.js',
    '^jh_component(/.*)$':
      '<rootDir>/app/assets/javascripts/vue_shared/components/empty_component.js',
    '^shared_queries(/.*)$': '<rootDir>/app/graphql/queries$1',
    '^ee_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
    '^jh_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
    '^any_else_ce(/.*)$': '<rootDir>/app/assets/javascripts$1',
    '^helpers(/.*)$': '<rootDir>/spec/frontend/__helpers__$1',
    '^vendor(/.*)$': '<rootDir>/vendor/assets/javascripts$1',
    [TEST_FIXTURES_PATTERN]: '<rootDir>/tmp/tests/frontend/fixtures$1',
    '^test_fixtures_static(/.*)$': '<rootDir>/spec/frontend/fixtures/static$1',
    '\\.(jpg|jpeg|png|svg|css)$': '<rootDir>/spec/frontend/__mocks__/file_mock.js',
    'emojis(/.*).json': '<rootDir>/fixtures/emojis$1.json',
    '^spec/test_constants$': '<rootDir>/spec/frontend/__helpers__/test_constants',
    '^jest/(.*)$': '<rootDir>/spec/frontend/$1',
    '^jquery$': '<rootDir>/node_modules/jquery/dist/jquery.slim.js',
    ...extModuleNameMapper,
  };

  const collectCoverageFrom = ['<rootDir>/app/assets/javascripts/**/*.{js,vue}'];

  if (IS_EE) {
    const rootDirEE = '<rootDir>/ee/app/assets/javascripts$1';
    Object.assign(moduleNameMapper, {
      '^ee(/.*)$': rootDirEE,
      '^ee_component(/.*)$': rootDirEE,
      '^ee_else_ce(/.*)$': rootDirEE,
      '^ee_jest/(.*)$': '<rootDir>/ee/spec/frontend/$1',
      '^any_else_ce(/.*)$': rootDirEE,
      '^jh_else_ee(/.*)$': rootDirEE,
      [TEST_FIXTURES_PATTERN]: '<rootDir>/tmp/tests/frontend/fixtures-ee$1',
      ...extModuleNameMapperEE,
    });

    collectCoverageFrom.push(rootDirEE.replace('$1', '/**/*.{js,vue}'));
  }

  if (IS_JH) {
    const rootDirJH = '<rootDir>/jh/app/assets/javascripts$1';
    Object.assign(moduleNameMapper, {
      '^jh(/.*)$': rootDirJH,
      '^jh_component(/.*)$': rootDirJH,
      '^jh_jest/(.*)$': '<rootDir>/jh/spec/frontend/$1',
      // jh path alias https://gitlab.com/gitlab-org/gitlab/-/merge_requests/74305#note_732793956
      '^jh_else_ce(/.*)$': rootDirJH,
      '^jh_else_ee(/.*)$': rootDirJH,
      '^any_else_ce(/.*)$': rootDirJH,
      ...extModuleNameMapperJH,
    });

    collectCoverageFrom.push(rootDirJH.replace('$1', '/**/*.{js,vue}'));
  }

  const coverageDirectory = () => {
    if (process.env.CI_NODE_INDEX && process.env.CI_NODE_TOTAL) {
      return `<rootDir>/coverage-frontend/jest-${process.env.CI_NODE_INDEX}-${process.env.CI_NODE_TOTAL}`;
    }

    return '<rootDir>/coverage-frontend/';
  };

  return {
    clearMocks: true,
    testMatch,
    moduleFileExtensions: ['js', 'json', 'vue', 'gql', 'graphql'],
    moduleNameMapper,
    collectCoverageFrom,
    coverageDirectory: coverageDirectory(),
    coverageReporters: ['json', 'lcov', 'text-summary', 'clover'],
    // We need ignore _worker code coverage since we are manually transforming it
    coveragePathIgnorePatterns: ['<rootDir>/node_modules/', '_worker\\.js$'],
    cacheDirectory: '<rootDir>/tmp/cache/jest',
    modulePathIgnorePatterns: ['<rootDir>/.yarn-cache/'],
    reporters,
    resolver: './jest_resolver.js',
    setupFilesAfterEnv: [`<rootDir>/${path}/test_setup.js`, 'jest-canvas-mock'],
    restoreMocks: true,
    transform: {
      '^.+\\.(gql|graphql)$': 'jest-transform-graphql',
      '^.+_worker\\.js$': './spec/frontend/__helpers__/web_worker_transformer.js',
      '^.+\\.js$': 'babel-jest',
      '^.+\\.vue$': 'vue-jest',
      '^.+\\.(md|zip|png)$': 'jest-raw-loader',
    },
    transformIgnorePatterns: [
      'node_modules/(?!(@gitlab/ui|@gitlab/favicon-overlay|bootstrap-vue|three|monaco-editor|monaco-yaml|fast-mersenne-twister|prosemirror-markdown|dateformat|lowlight|fault)/)',
    ],
    timers: 'fake',
    testEnvironment: '<rootDir>/spec/frontend/environment.js',
    testEnvironmentOptions: {
      IS_EE,
      IS_JH,
    },
  };
};