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A customizable test framework to build your own test frameworks. Foundation for the [Playwright test runner](https://github.com/microsoft/playwright-test).
53 lines • 2.31 kB
JavaScript
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/**
* Copyright Microsoft Corporation. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.expect = void 0;
const expect_1 = __importDefault(require("expect"));
const fixtures_1 = require("./fixtures");
const golden_1 = require("./golden");
exports.expect = expect_1.default;
const snapshotOrdinalSymbol = Symbol('snapshotOrdinalSymbol');
function toMatchSnapshot(received, nameOrOptions, optOptions = {}) {
let options;
const testInfo = fixtures_1.currentTestInfo();
if (typeof nameOrOptions === 'string')
options = { name: nameOrOptions, ...optOptions };
else
options = { ...nameOrOptions };
let name = options.name;
if (!name) {
const ordinal = testInfo[snapshotOrdinalSymbol] || 0;
testInfo[snapshotOrdinalSymbol] = ordinal + 1;
let extension;
if (typeof received === 'string')
extension = '.txt';
else if (received[0] === 0x89 && received[1] === 0x50 && received[2] === 0x4E && received[3] === 0x47)
extension = '.png';
else if (received[0] === 0xFF && received[1] === 0xD8 && received[2] === 0xFF)
extension = '.jpeg';
else
extension = '.dat';
name = 'snapshot' + (ordinal ? '_' + ordinal : '') + extension;
}
const { pass, message } = golden_1.compare(received, name, testInfo.snapshotPath, testInfo.outputPath, fixtures_1.config.updateSnapshots, options);
return { pass, message: () => message };
}
expect_1.default.extend({ toMatchSnapshot });
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