Google\Cloud\Tests\Snippets\Vision\AnnotationTest::testLabels PHP Méthode

    public function testLabels()
    {
        $snippet = $this->snippetFromMethod(Annotation::class, 'labels');
        $snippet->addLocal('annotation', new Annotation(['labelAnnotations' => [[]]]));
        $res = $snippet->invoke('labels');
        $this->assertInstanceOf(Entity::class, $res->returnVal()[0]);
    }