Google\Cloud\Tests\Snippets\Vision\ImageTest::testGcsImage PHP Method

    public function testGcsImage()
    {
        $cloud = new ServiceBuilder();
        $snippet = $this->snippetFromClass(Image::class, 'gcs');
        $snippet->addLocal('cloud', $cloud);
        $res = $snippet->invoke('image');
        $res = $snippet->invoke('image');
        $this->assertInstanceOf(Image::class, $res->returnVal());
    }