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Add tests for sourcemap support
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felipeochoa committed Oct 4, 2017
1 parent 810115d commit db0cb26
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47 changes: 47 additions & 0 deletions packages/jest-runtime/src/__tests__/Runtime-sourceMaps-test.js
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/**
* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
* @emails oncall+jsinfra
*/
'use strict';

let createRuntime;

describe('Runtime', () => {
beforeEach(() => {
createRuntime = require('createRuntime');
});

describe('requireModule', () => {
it('installs source maps if available', () =>
createRuntime(__filename).then(runtime => {
let hasThrown = false;
const sum = runtime.requireModule(
runtime.__mockRootPath,
'./sourcemaps/out/throwing-mapped-fn.js',
).sum;

try {
sum();
} catch (err) {
hasThrown = true;
/* eslint-disable max-len */
if (process.platform === 'win32') {
expect(err.stack).toMatch(
/^Error: throwing fn\s+at sum.+\\__tests__\\test_root\\sourcemaps\\throwing-mapped-fn.js:10:9/,
);
} else {
expect(err.stack).toMatch(
/^Error: throwing fn\s+at sum.+\/__tests__\/test_root\/sourcemaps\/throwing-mapped-fn.js:10:9/,
);
}
/* eslint-enable max-len */
}
expect(hasThrown).toBe(true);
}));
});
});

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/**
* Copyright (c) 2014-present, Facebook, Inc. All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*/

export function sum() {
throw new Error('throwing fn');
}

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