48 lines
1.5 KiB
TypeScript
48 lines
1.5 KiB
TypeScript
/*
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Copyright 2022 The Matrix.org Foundation C.I.C.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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/// <reference types="cypress" />
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import * as path from "path";
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import * as fse from "fs-extra";
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import PluginEvents = Cypress.PluginEvents;
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import PluginConfigOptions = Cypress.PluginConfigOptions;
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// This holds all the performance measurements throughout the run
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let bufferedMeasurements: PerformanceEntry[] = [];
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function addMeasurements(measurements: PerformanceEntry[]): void {
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bufferedMeasurements = bufferedMeasurements.concat(measurements);
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return null;
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}
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async function writeMeasurementsFile() {
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try {
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const measurementsPath = path.join("cypress", "performance", "measurements.json");
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await fse.outputJSON(measurementsPath, bufferedMeasurements, {
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spaces: 4,
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});
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} finally {
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bufferedMeasurements = [];
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}
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}
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export function performance(on: PluginEvents, config: PluginConfigOptions) {
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on("task", { addMeasurements });
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on("after:run", writeMeasurementsFile);
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}
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