Verifies that the current expectation is valid. If everything is OK the code should just return, if not it must throw an exception.
PHPUnit_Framework_ExpectationFailedException
Overrides PHPUnit_Framework_MockObject_Verifiable::verify
public function verify() {
$count = $this
->getInvocationCount();
if ($count < 1) {
throw new PHPUnit_Framework_ExpectationFailedException('Expected invocation at least once but it never occured.');
}
}