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karma.conf.js
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karma.conf.js
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// https://github.com/karma-runner/karma-chrome-launcher
process.env.CHROME_BIN = require("puppeteer").executablePath();
const { relativeRecordingsPath } = require("@azure-tools/test-recorder");
require("dotenv").config();
process.env.RECORDINGS_RELATIVE_PATH = relativeRecordingsPath();
module.exports = function (config) {
config.set({
// base path that will be used to resolve all patterns (eg. files, exclude)
basePath: "./",
// frameworks to use
// available frameworks: https://npmjs.org/browse/keyword/karma-adapter
frameworks: ["mocha"],
plugins: [
"karma-mocha",
"karma-mocha-reporter",
"karma-chrome-launcher",
"karma-firefox-launcher",
"karma-env-preprocessor",
"karma-coverage",
"karma-sourcemap-loader",
"karma-junit-reporter",
],
// list of files / patterns to load in the browser
files: ["dist-test/index.browser.js"],
// list of files / patterns to exclude
exclude: [],
// preprocess matching files before serving them to the browser
// available preprocessors: https://npmjs.org/browse/keyword/karma-preprocessor
preprocessors: {
"**/*.js": ["sourcemap", "env"],
// IMPORTANT: COMMENT following line if you want to debug in your browsers!!
// Preprocess source file to calculate code coverage, however this will make source file unreadable
//"dist-test/index.browser.js": ["coverage"]
},
// inject following environment values into browser testing with window.__env__
// environment values MUST be exported or set with same console running "karma start"
// https://www.npmjs.com/package/karma-env-preprocessor
envPreprocessor: [
"TEST_MODE",
"COMMUNICATION_LIVETEST_DYNAMIC_CONNECTION_STRING",
"BASE_URL",
"RECORDINGS_RELATIVE_PATH",
],
// test results reporter to use
// possible values: 'dots', 'progress'
// available reporters: https://npmjs.org/browse/keyword/karma-reporter
reporters: ["mocha", "coverage", "junit"],
coverageReporter: {
// specify a common output directory
dir: "coverage-browser/",
reporters: [
{ type: "json", subdir: ".", file: "coverage.json" },
{ type: "lcovonly", subdir: ".", file: "lcov.info" },
{ type: "html", subdir: "html" },
{ type: "cobertura", subdir: ".", file: "cobertura-coverage.xml" },
],
},
junitReporter: {
outputDir: "", // results will be saved as $outputDir/$browserName.xml
outputFile: "test-results.browser.xml", // if included, results will be saved as $outputDir/$browserName/$outputFile
suite: "", // suite will become the package name attribute in xml testsuite element
useBrowserName: false, // add browser name to report and classes names
nameFormatter: undefined, // function (browser, result) to customize the name attribute in xml testcase element
classNameFormatter: undefined, // function (browser, result) to customize the classname attribute in xml testcase element
properties: {}, // key value pair of properties to add to the <properties> section of the report
},
// web server port
port: 9876,
// enable / disable colors in the output (reporters and logs)
colors: true,
// level of logging
// possible values: config.LOG_DISABLE || config.LOG_ERROR || config.LOG_WARN || config.LOG_INFO || config.LOG_DEBUG
logLevel: config.LOG_INFO,
// enable / disable watching file and executing tests whenever any file changes
autoWatch: false,
// start these browsers
// available browser launchers: https://npmjs.org/browse/keyword/karma-launcher
// 'ChromeHeadless', 'Chrome', 'Firefox', 'Edge', 'IE'
browsers: ["HeadlessChrome"],
customLaunchers: {
HeadlessChrome: {
base: "ChromeHeadless",
flags: ["--no-sandbox"],
},
},
// Continuous Integration mode
// if true, Karma captures browsers, runs the tests and exits
singleRun: true,
// Concurrency level
// how many browser should be started simultaneous
concurrency: 1,
browserNoActivityTimeout: 600000,
browserDisconnectTimeout: 10000,
browserDisconnectTolerance: 3,
client: {
mocha: {
// change Karma's debug.html to the mocha web reporter
reporter: "html",
timeout: "600000",
},
},
});
};