TestCafe.createRunner Method
Creates a test runner that is used to configure and launch test tasks.
createRunner() → Runner
Example
const createTestCafe = require('testcafe');
const testcafe = await createTestCafe('localhost', 1337, 1338);
const runner   = testcafe.createRunner();
const failedCount = await runner
    .src(['tests/fixture1.js', 'tests/func/fixture3.js'])
    .browsers(['chrome', 'safari'])
    .run();
console.log('Tests failed: ' + failedCount);
await testcafe.close();