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30 lines
993 B
JavaScript
30 lines
993 B
JavaScript
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/* eslint-env node */
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/** @type {import('jest').Config} */
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module.exports = {
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testMatch: ["**/+(*.)+(spec).+(ts)"],
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// Workaround for a memory leak that crashes tests in CI:
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// https://github.com/facebook/jest/issues/9430#issuecomment-1149882002
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// Also anecdotally improves performance when run locally
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maxWorkers: 3,
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transform: {
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"^.+\\.tsx?$": [
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"ts-jest",
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{
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// Jest does not use tsconfig.spec.json by default
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tsconfig: "<rootDir>/tsconfig.spec.json",
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// Further workaround for memory leak, recommended here:
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// https://github.com/kulshekhar/ts-jest/issues/1967#issuecomment-697494014
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// Makes tests run faster and reduces size/rate of leak, but loses typechecking on test code
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// See https://bitwarden.atlassian.net/browse/EC-497 for more info
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isolatedModules: true,
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astTransformers: {
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before: ["<rootDir>/../../libs/shared/es2020-transformer.ts"],
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},
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},
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],
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},
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};
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