Standardize filenames in packages/jest circus

CHANGELOG.md

@@ -63,6 +63,7 @@
 
 ### Chore & Maintenance
 
+- `[jest-circus]` Standardize file naming in `jest-circus` ([#7301](https://github.com/facebook/jest/pull/7301))
 - `[docs]` Add synchronous test.each setup ([#7150](https://github.com/facebook/jest/pull/7150))
 - `[docs]` Add `this.extend` to the Custom Matchers API reference ([#7130](https://github.com/facebook/jest/pull/7130))
 - `[docs]` Fix default value for `coverageReporters` value in configuration docs ([#7126](https://github.com/facebook/jest/pull/7126))

packages/jest-circus/runner.js

@@ -9,5 +9,5 @@
  */
 
 // Allow people to use `jest-circus/runner` as a runner.
-const runner = require('./build/legacy_code_todo_rewrite/jest_adapter');
+const runner = require('./build/legacy-code-todo-rewrite/jest_adapter');
 module.exports = runner;

packages/jest-circus/src/__mocks__/test_utils.js → packages/jest-circus/src/__mocks__/testUtils.js

@@ -20,12 +20,12 @@ import {skipSuiteOnWindows} from '../../../../scripts/ConditionalTest';
 const CIRCUS_PATH = require.resolve('../../build/index');
 const CIRCUS_RUN_PATH = require.resolve('../../build/run');
 const CIRCUS_STATE_PATH = require.resolve('../../build/state');
-const TEST_EVENT_HANDLER_PATH = require.resolve('./test_event_handler');
+const TEST_EVENT_HANDLER_PATH = require.resolve('./testEventHandler');
 const BABEL_REGISTER_PATH = require.resolve('babel-register');
 
 skipSuiteOnWindows();
 
-export const runTest = (source: string) => {
+export const testUtils = (source: string) => {
   const filename = crypto
     .createHash('md5')
     .update(source)

packages/jest-circus/src/__tests__/after_all.test.js → packages/jest-circus/src/__tests__/afterAll.test.js

@@ -10,10 +10,10 @@
 
 'use strict';
 
-import {runTest} from '../__mocks__/test_utils';
+import {testUtils} from '../__mocks__/testUtils';
 
 test('tests are not marked done until their parent afterAll runs', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe', () => {
       afterAll(() => {});
       test('one', () => {});
@@ -39,7 +39,7 @@ test('tests are not marked done until their parent afterAll runs', () => {
 });
 
 test('describe block cannot have hooks and no tests', () => {
-  const result = runTest(`
+  const result = testUtils(`
     describe('describe', () => {
       afterEach(() => {});
       beforeEach(() => {});
@@ -52,7 +52,7 @@ test('describe block cannot have hooks and no tests', () => {
 });
 
 test('describe block _can_ have hooks if a child describe block has tests', () => {
-  const result = runTest(`
+  const result = testUtils(`
     describe('describe', () => {
       afterEach(() => console.log('> afterEach'));
       beforeEach(() => console.log('> beforeEach'));

packages/jest-circus/src/__tests__/base_test.test.js → packages/jest-circus/src/__tests__/baseTest.test.js

@@ -10,10 +10,10 @@
 
 'use strict';
 
-import {runTest} from '../__mocks__/test_utils';
+import {testUtils} from '../__mocks__/testUtils';
 
 test('simple test', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe', () => {
       beforeEach(() => {});
       afterEach(() => {});
@@ -26,7 +26,7 @@ test('simple test', () => {
 });
 
 test('failures', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe', () => {
       beforeEach(() => {});
       afterEach(() => { throw new Error('banana')});

packages/jest-circus/src/__tests__/hooks.test.js

@@ -10,10 +10,10 @@
 
 'use strict';
 
-import {runTest} from '../__mocks__/test_utils';
+import {testUtils} from '../__mocks__/testUtils';
 
 test('beforeEach is executed before each test in current/child describe blocks', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe', () => {
       beforeEach(() => console.log('> describe beforeEach'));
       test('one', () => {});
@@ -42,7 +42,7 @@ test('beforeEach is executed before each test in current/child describe blocks',
 });
 
 test('multiple before each hooks in one describe are executed in the right order', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe 1', () => {
       beforeEach(() => {
         console.log('before each 1');
@@ -61,7 +61,7 @@ test('multiple before each hooks in one describe are executed in the right order
 });
 
 test('beforeAll is exectued correctly', () => {
-  const {stdout} = runTest(`
+  const {stdout} = testUtils(`
     describe('describe 1', () => {
       beforeAll(() => console.log('> beforeAll 1'));
       test('test 1', () => console.log('> test 1'));

packages/jest-circus/src/event_handler.js → packages/jest-circus/src/eventHandler.js

@@ -20,12 +20,12 @@ import {
 import {
   injectGlobalErrorHandlers,
   restoreGlobalErrorHandlers,
-} from './error_handlers';
+} from './globalErrorHandlers';
 
 // To pass this value from Runtime object to state we need to use global[sym]
 const TEST_TIMEOUT_SYMBOL = Symbol.for('TEST_TIMEOUT_SYMBOL');
 
-const handler: EventHandler = (event, state): void => {
+const eventHandler: EventHandler = (event, state): void => {
   switch (event.name) {
     case 'include_test_location_in_result': {
       state.includeTestLocationInResult = true;
@@ -183,4 +183,4 @@ const handler: EventHandler = (event, state): void => {
   }
 };
 
-export default handler;
+export default eventHandler;

packages/jest-circus/src/format_node_assert_errors.js → packages/jest-circus/src/formatNodeAssertErrors.js

@@ -43,7 +43,7 @@ const humanReadableOperators = {
   strictEqual: 'to strictly be equal',
 };
 
-export default (event: Event, state: State) => {
+const formatNodeAssertErrors = (event: Event, state: State) => {
   switch (event.name) {
     case 'test_done': {
       event.test.errors = event.test.errors.map(errors => {
@@ -167,3 +167,5 @@ function assertionErrorMessage(error: AssertionError, options: DiffOptions) {
     trimmedStack
   );
 }
+
+export default formatNodeAssertErrors;

packages/jest-circus/src/state.js

@@ -10,8 +10,8 @@
 import type {Event, State, EventHandler} from 'types/Circus';
 
 import {makeDescribe} from './utils';
-import eventHandler from './event_handler';
-import formatNodeAssertErrors from './format_node_assert_errors';
+import eventHandler from './eventHandler';
+import formatNodeAssertErrors from './formatNodeAssertErrors';
 
 const eventHandlers: Array<EventHandler> = [
   eventHandler,