Automattic / jetpack

		$this->assertRegExp( '/.+alt="[^"]+".+/', $output );

	}

	protected function mock_plugins_url() {

		$builder = new MockBuilder();

		$builder->setNamespace( __NAMESPACE__ )

			->setName( 'plugins_url' )

			->setFunction(

				function () {

					return $this->logo_url;

				}

			);

		$mock = $builder->build();

		$mock->enable();

		return $mock;

	}

	protected function mock_with_identity( $function_name ) {

		$builder = new MockBuilder();

		return $mock;

	}

	protected function mock_with_identity( $function_name ) {

		$builder = new MockBuilder();

		$builder->setNamespace( __NAMESPACE__ )

			->setName( $function_name )

			->setFunction( array( $this, 'identity' ) );

		$mock = $builder->build();

		$mock->enable();

		return $mock;

	}

	public function identity( $value ) {

		return $value;