}
}
+ /**
+ * Asserts that the provided variable is of the specified
+ * internal type or equals the $value argument. This is useful
+ * for testing return types of functions that return a certain
+ * type or *value* when not set or on error.
+ *
+ * @since 1.20
+ *
+ * @param string $type
+ * @param mixed $actual
+ * @param mixed $value
+ * @param string $message
+ */
+ protected function assertTypeOrValue( $type, $actual, $value = false, $message = '' ) {
+ if ( $actual === $value ) {
+ $this->assertTrue( true, $message );
+ }
+ else {
+ $this->assertType( $type, $actual, $message );
+ }
+ }
+
+ /**
+ * Asserts the type of the provided value. This can be either
+ * in internal type such as boolean or integer, or a class or
+ * interface the value extends or implements.
+ *
+ * @since 1.20
+ *
+ * @param string $type
+ * @param mixed $actual
+ * @param string $message
+ */
+ protected function assertType( $type, $actual, $message = '' ) {
+ if ( is_object( $actual ) ) {
+ $this->assertInstanceOf( $type, $actual, $message );
+ }
+ else {
+ $this->assertInternalType( $type, $actual, $message );
+ }
+ }
+
}