/** * @covers ::prepareCallback * * @dataProvider providerPrepareCallback * * @param string|callable $unprepared_callback * @param callable $prepared_callback */ public function testPrepareCallback($unprepared_callback, callable $prepared_callback) { $this->decoratedFormState->prepareCallback($unprepared_callback)->willReturn($prepared_callback)->shouldBeCalled(); $this->assertSame($prepared_callback, $this->formStateDecoratorBase->prepareCallback($unprepared_callback)); }