42 lines
1 KiB
JavaScript
42 lines
1 KiB
JavaScript
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import { createJestExecutionWatcher } from '../jest_execution_watcher';
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import { RealDate, createFakeDateClass } from './fake_date';
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const throwInsideExecutionError = (fnName) => {
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throw new Error(`Cannot call "${fnName}" during test execution (i.e. within "it", "beforeEach", "beforeAll", etc.).
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Instead, please move the call to "${fnName}" inside the "describe" block itself.
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describe('', () => {
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+ ${fnName}();
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it('', () => {
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- ${fnName}();
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})
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})
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`);
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};
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const isExecutingTest = createJestExecutionWatcher();
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export const useDateInScope = (fnName, factory) => {
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if (isExecutingTest()) {
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throwInsideExecutionError(fnName);
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}
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let origDate;
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beforeAll(() => {
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origDate = global.Date;
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global.Date = factory();
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});
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afterAll(() => {
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global.Date = origDate;
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});
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};
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export const useFakeDate = (...args) =>
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useDateInScope('useFakeDate', () => createFakeDateClass(args));
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export const useRealDate = () => useDateInScope('useRealDate', () => RealDate);
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