Returns the description of the failure
The beginning of failure messages is "Failed asserting that" in most cases. This method should return the second part of that sentence.
mixed $other Evaluated value or object.:
string
Overrides PHPUnit_Framework_Constraint::failureDescription
protected function failureDescription($other) {
return sprintf('%sclass "%s" %s', is_object($other) ? 'object of ' : '', is_object($other) ? get_class($other) : $other, $this
->toString());
}