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jest.conf.js
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jest.conf.js
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const tsconfig = require('./tsconfig.test.json');
module.exports = {
testEnvironment: 'jsdom',
transform: {
'^.+\\.tsx?$': 'ts-jest',
},
testEnvironmentOptions: {
url: 'http://localhost/',
},
cacheDirectory: '<rootDir>/target/jest-cache',
coverageDirectory: '<rootDir>/target/test-results/',
testMatch: ['<rootDir>/src/main/webapp/app/**/@(*.)@(spec.ts?(x))'],
moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],
coveragePathIgnorePatterns: ['<rootDir>/src/test/javascript/'],
moduleNameMapper: mapTypescriptAliasToJestAlias({
'\\.(css|scss)$': 'identity-obj-proxy',
}),
reporters: [
'default',
['jest-junit', { outputDirectory: './target/test-results/', outputName: 'TESTS-results-jest.xml' }],
['jest-sonar', { outputDirectory: './target/test-results/jest', outputName: 'TESTS-results-sonar.xml' }],
],
testPathIgnorePatterns: ['<rootDir>/node_modules/'],
setupFiles: ['<rootDir>/src/main/webapp/app/setup-tests.ts'],
globals: {
'ts-jest': {
tsconfig: './tsconfig.test.json',
compiler: 'typescript',
diagnostics: false,
},
...require('./webpack/environment'),
DEVELOPMENT: false,
},
};
function mapTypescriptAliasToJestAlias(alias = {}) {
const jestAliases = { ...alias };
if (!tsconfig.compilerOptions.paths) {
return jestAliases;
}
Object.entries(tsconfig.compilerOptions.paths)
.filter(([key, value]) => {
// use Typescript alias in Jest only if this has value
if (value.length) {
return true;
}
return false;
})
.map(([key, value]) => {
// if Typescript alias ends with /* then in Jest:
// - alias key must end with /(.*)
// - alias value must end with /$1
const regexToReplace = /(.*)\/\*$/;
const aliasKey = key.replace(regexToReplace, '$1/(.*)');
const aliasValue = value[0].replace(regexToReplace, '$1/$$1');
return [aliasKey, `<rootDir>/${aliasValue}`];
})
.reduce((aliases, [key, value]) => {
aliases[key] = value;
return aliases;
}, jestAliases);
return jestAliases;
}