function IconTest::testPreRenderIconEmptyValues

Test the Icon::preRenderIcon method.

File

core/tests/Drupal/Tests/Core/Theme/Icon/IconTest.php, line 218

Class

IconTest

@coversDefaultClass \Drupal\Core\Render\Element\Icon

Namespace

Code

public function testPreRenderIconEmptyValues() : void {
    $element = [
        '#type' => 'icon',
        '#pack_id' => '',
        '#icon_id' => '',
    ];
    $prophecy = $this->prophesize(IconPackManagerInterface::class);
    $prophecy->getIcon(':')
        ->willReturn(NULL);
    $pluginManagerIconPack = $prophecy->reveal();
    $this->container
        ->set('plugin.manager.icon_pack', $pluginManagerIconPack);
    $actual = Icon::preRenderIcon($element);
    $this->assertEquals($element, $actual);
}