lib/assert.js
function( name, block ) {
		var self = this, passed = true;

		try {
			block();
		}
		catch ( e ) {
			passed = false;
		}

		return self.ok( name, passed, self.doesNotThrow, 'Block does throw error' );
	}
function( name, block ) {
		var self = this, passed = true;

		try {
			block();
		}
		catch ( e ) {
			passed = false;
		}

		return self.ok( name, passed, self.doesNotThrow, 'Block does throw error' );
	}
function ( name , block ) { var self = this , passed = true ; try { block ( ) ; } catch ( e ) { passed = false ; } return self . ok ( name , passed , self . doesNotThrow , 'Block does throw error' ) ; }
Run internal notThrow handle
Run internal notThrow handle