photoprism/frontend/karma.conf.js

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const path = require("path");
const findChrome = require("chrome-finder");
process.env.CHROME_BIN = findChrome();
module.exports = (config) => {
config.set({
logLevel: config.LOG_INFO,
webpackMiddleware: {
stats: "errors-only",
},
frameworks: ["mocha"],
browsers: ["LocalChrome"],
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customLaunchers: {
LocalChrome: {
base: "ChromeHeadless",
flags: ["--disable-translate", "--disable-extensions", "--no-sandbox", "--disable-web-security", "--disable-dev-shm-usage"],
},
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},
files: [
{pattern: "tests/unit/**/*_test.js", watched: false},
],
// Preprocess through webpack
preprocessors: {
"tests/unit/**/*_test.js": ["webpack"],
},
reporters: ["progress", "html", "coverage-istanbul"],
htmlReporter: {
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outputFile: "tests/unit.html",
},
coverageIstanbulReporter: {
// reports can be any that are listed here: https://github.com/istanbuljs/istanbuljs/tree/aae256fb8b9a3d19414dcf069c592e88712c32c6/packages/istanbul-reports/lib
reports: ["html", "lcovonly", "text-summary"],
// base output directory. If you include %browser% in the path it will be replaced with the karma browser name
dir: path.join(__dirname, "coverage"),
// Combines coverage information from multiple browsers into one report rather than outputting a report
// for each browser.
combineBrowserReports: true,
// if using webpack and pre-loaders, work around webpack breaking the source path
fixWebpackSourcePaths: true,
// Omit files with no statements, no functions and no branches from the report
skipFilesWithNoCoverage: true,
// Most reporters accept additional config options. You can pass these through the `report-config` option
"report-config": {
// all options available at: https://github.com/istanbuljs/istanbuljs/blob/aae256fb8b9a3d19414dcf069c592e88712c32c6/packages/istanbul-reports/lib/html/index.js#L135-L137
html: {
// outputs the report in ./coverage/html
subdir: "html",
},
},
// enforce percentage thresholds
// anything under these percentages will cause karma to fail with an exit code of 1 if not running in watch mode
thresholds: {
emitWarning: true, // set to `true` to not fail the test command when thresholds are not met
// thresholds for all files
global: {
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//statements: 90,
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lines: 90,
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//branches: 90,
//functions: 90,
},
// thresholds per file
each: {
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//statements: 90,
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lines: 90,
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//branches: 90,
//functions: 90,
overrides: {
"src/common/viewer.js": {
lines: 0,
functions: 0,
},
},
},
},
verbose: false, // output config used by istanbul for debugging
},
webpack: {
mode: "development",
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resolve: {
modules: [
path.join(__dirname, "src"),
path.join(__dirname, "node_modules"),
path.join(__dirname, "tests/unit"),
],
alias: {
vue: "vue/dist/vue.min.js",
},
},
module: {
rules: [
{
test: /\.js$/,
loader: "babel-loader",
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exclude: file => (
/node_modules/.test(file)
),
query: {
presets: ["@babel/preset-env"],
compact: false,
},
},
],
},
},
singleRun: true,
});
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};