QUnit.begin( callback )

Register a callback to fire whenever the test suite begins.

QUnit.begin() is called once before running any tests.

parameter description
callback (function) Callback to execute. Provides a single argument with the callback details object

Callback details: callback( details: { totalTests } )

parameter description
totalTests The number of total tests in the test suite


Get total amount of tests.

QUnit.begin(function( details ) {
  console.log( "Test amount:", details.totalTests );

Using modern syntax:

QUnit.begin( ( { totalTests } ) => {
  console.log( `Test amount: ${totalTests}` );