shouldReceive('getCore')->once()->andReturn($resource); $command = new GreyscaleGd(array()); $result = $command->execute($image); $this->assertTrue($result); } public function testImagick() { $imagick = Mockery::mock('Imagick'); $imagick->shouldReceive('modulateimage')->with(100, 0, 100)->andReturn(true); $image = Mockery::mock('Intervention\Image\Image'); $image->shouldReceive('getCore')->once()->andReturn($imagick); $command = new GreyscaleImagick(array()); $result = $command->execute($image); $this->assertTrue($result); } }