includeGlobs: string[],

excludeGlobs?: string[],

rootDir: string,

coverage?: boolean,

timeout?: number

const { includeGlobs, excludeGlobs, rootDir, coverage, timeout } = options;

function nodule(nodule: string) {

return path.relative(rootDir, `node_modules/${nodule}`);

}

let testNum = 0;

const excludedFiles = ([] as string[])

.concat(...await Promise.all((excludeGlobs || []).map(glob => globP(glob))));

const includedFiles = ([] as string[])

.concat(...await Promise.all(includeGlobs.map(glob => globP(glob))));

// Take the difference

const files = includedFiles.filter(i => excludedFiles.indexOf(i) < 0);

for (const file of files) {

const moduleAndArgs = [

...coverage ? [

nodule('.bin/nyc'),

'--reporter',

'lcov',

'--report-dir',

`./.coverage/${testNum++}`,

'--exclude',

'build/test/fixtures/**',

'--exclude',

'build/test/plugins/fixtures/**',

'--exclude-after-remap',

'false',

] : [],

nodule('mocha/bin/_mocha'),

'--require',

'source-map-support/register',

path.relative(rootDir, file),

...timeout ? [

'--timeout',

`${timeout}`

] : [

'--no-timeouts'

]

];

await forkP(

moduleAndArgs[0],

moduleAndArgs.slice(1),

{ cwd: rootDir }

);

}