43 lines
1.3 KiB
TypeScript
43 lines
1.3 KiB
TypeScript
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/**
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* Copyright (c) Microsoft Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import GoldenUtils from './GoldenUtils';
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declare global {
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const expect: typeof import('expect');
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}
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declare module 'expect/build/types' {
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interface Matchers<R> {
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toMatchImage(path: string, options?: { threshold?: number }): R;
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}
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}
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global['expect'] = require('expect');
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let relativeTestFile: string;
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export function initializeImageMatcher(options) {
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function toMatchImage(received, name, config) {
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const { pass, message } = GoldenUtils.compare(received, name, { ...options, relativeTestFile, config });
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return { pass, message: () => message };
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};
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expect.extend({ toMatchImage });
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}
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export function setCurrentTestFile(testFile: string) {
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relativeTestFile = testFile;
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}
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