Asserts that an array has a specified key.
@since Method available since Release 3.0.0
mixed $key:
array|ArrayAccess $array:
string $message:
public static function assertArrayHasKey($key, $array, $message = '') {
if (!(is_integer($key) || is_string($key))) {
throw PHPUnit_Util_InvalidArgumentHelper::factory(1, 'integer or string');
}
if (!(is_array($array) || $array instanceof ArrayAccess)) {
throw PHPUnit_Util_InvalidArgumentHelper::factory(2, 'array or ArrayAccess');
}
$constraint = new PHPUnit_Framework_Constraint_ArrayHasKey($key);
self::assertThat($array, $constraint, $message);
}