function NidArgumentTest::testNidArgument

Tests the nid argument.

File

core/modules/node/tests/src/Kernel/Views/NidArgumentTest.php, line 53

Class

NidArgumentTest

Tests the nid argument handler.

Namespace

Code

public function testNidArgument() {
    $view = Views::getView('test_nid_argument');
    $view->setDisplay();
    $node1 = Node::create([
        'type' => 'default',
        'title' => $this->randomMachineName(),
    ]);
    $node1->save();
    $node2 = Node::create([
        'type' => 'default',
        'title' => $this->randomMachineName(),
    ]);
    $node2->save();
    $view->preview();
    $this->assertCount(2, $view->result, 'Found the expected number of results.');
    // Set the second node id as an argument.
    $view->destroy();
    $view->preview('default', [
        $node2->id(),
    ]);
    // Verify that the title is overridden.
    $this->assertEquals($node2->getTitle(), $view->getTitle());
    // Verify that the argument filtering works.
    $this->assertCount(1, $view->result, 'Found the expected number of results.');
    $this->assertEquals($node2->id(), (string) $view->style_plugin
        ->getField(0, 'nid'), 'Found the correct nid.');
    // Verify that setting a non-existing id as argument results in no nodes
    // being shown.
    $view->destroy();
    $view->preview('default', [
        22,
    ]);
    $this->assertCount(0, $view->result, 'Found the expected number of results.');
}