Slide 10
Slide 10 text
public function testIndex(): void
{
$controller = new MyTestableController(
$twig = $this->createMock(Environment::class)
);
$twig
->method('render')
->with('my/index.html.twig', ['var' => 'value'])
->willReturn('some content');
self::assertEquals(
'some content',
$controller->index()->getContent()
);
}