function NestedArrayTest::testSetValue

Tests setting nested array values.

@covers ::setValue

File

core/tests/Drupal/Tests/Component/Utility/NestedArrayTest.php, line 80

Class

NestedArrayTest

@coversDefaultClass \Drupal\Component\Utility\NestedArray @group Utility

Namespace

Code

public function testSetValue() : void {
    $new_value = [
        '#value' => 'New value',
        '#required' => TRUE,
    ];
    // Verify setting the value of a nested element.
    NestedArray::setValue($this->form, $this->parents, $new_value);
    $this->assertSame('New value', $this->form['details']['element']['#value'], 'Changed nested element value found.');
    $this->assertTrue($this->form['details']['element']['#required'], 'New nested element value found.');
    $this->expectException(\LogicException::class);
    $this->expectExceptionMessage('Cannot create key "child" on non-array value.');
    NestedArray::setValue($this->form, [
        'details',
        'element',
        '#value',
        'child',
    ], $new_value);
}