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