Google\Cloud\Tests\Snippets\Vision\Annotation\FaceTest::testRollangle PHP Method

    public function testRollangle()
    {
        $snippet = $this->snippetFromMagicMethod(Face::class, 'rollAngle');
        $snippet->addLocal('face', $this->face);
        $res = $snippet->invoke();
        $this->assertEquals($this->faceData['rollAngle'], $res->output());
    }