50 строки
1.3 KiB
JavaScript
50 строки
1.3 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*/
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'use strict';
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jest.disableAutomock();
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var parseErrorStack = require('parseErrorStack');
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function getFakeError() {
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return new Error('Happy Cat');
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}
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describe('parseErrorStack', function() {
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it('parses error stack', function() {
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var stack = parseErrorStack(getFakeError());
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expect(stack.length).toBeGreaterThan(0);
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var firstFrame = stack[0];
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expect(firstFrame.methodName).toEqual('getFakeError');
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expect(firstFrame.file).toMatch(/parseErrorStack-test\.js$/);
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});
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it('supports framesToPop', function() {
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function getWrappedError() {
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var error = getFakeError();
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error.framesToPop = 1;
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return error;
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}
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// Make sure framesToPop == 1 causes it to ignore getFakeError
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// stack frame
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var stack = parseErrorStack(getWrappedError());
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expect(stack[0].methodName).toEqual('getWrappedError');
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});
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it('ignores bad inputs', function() {
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expect(parseErrorStack({})).toEqual([]);
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expect(parseErrorStack(null)).toEqual([]);
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});
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});
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