SectionTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\layout_builder\Unit;

use Drupal\Core\DependencyInjection\ContainerBuilder;
use Drupal\Core\Layout\LayoutInterface;
use Drupal\Core\Layout\LayoutPluginManagerInterface;
use Drupal\Core\Plugin\Context\ContextHandlerInterface;
use Drupal\layout_builder\Section;
use Drupal\layout_builder\SectionComponent;
use Drupal\Tests\UnitTestCase;

/**
 * @coversDefaultClass \Drupal\layout_builder\Section
 * @group layout_builder
 */
class SectionTest extends UnitTestCase {
    
    /**
     * The section object to test.
     *
     * @var \Drupal\layout_builder\Section
     */
    protected $section;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $this->section = new Section('layout_onecol', [], [
            new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]),
            (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(3),
            (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(2),
        ], [
            'bad_judgement' => [
                'blink_speed' => 'fast',
                'spin_direction' => 'clockwise',
            ],
            'hunt_and_peck' => [
                'delay' => '300ms',
            ],
        ]);
    }
    
    /**
     * @covers ::__construct
     * @covers ::setComponent
     * @covers ::getComponents
     */
    public function testGetComponents() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(3),
            '10000000-0000-1000-a000-000000000000' => (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(2),
        ];
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::getComponent
     */
    public function testGetComponentInvalidUuid() : void {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('Invalid UUID "invalid-uuid"');
        $this->section
            ->getComponent('invalid-uuid');
    }
    
    /**
     * @covers ::getComponent
     */
    public function testGetComponent() : void {
        $expected = new SectionComponent('existing-uuid', 'some-region', [
            'id' => 'existing-block-id',
        ]);
        $this->assertEquals($expected, $this->section
            ->getComponent('existing-uuid'));
    }
    
    /**
     * @covers ::removeComponent
     * @covers ::getComponentsByRegion
     */
    public function testRemoveComponent() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(3),
        ];
        $this->section
            ->removeComponent('10000000-0000-1000-a000-000000000000');
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::appendComponent
     * @covers ::getNextHighestWeight
     * @covers ::getComponentsByRegion
     */
    public function testAppendComponent() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(3),
            '10000000-0000-1000-a000-000000000000' => (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(2),
            'new-uuid' => (new SectionComponent('new-uuid', 'some-region', []))->setWeight(1),
        ];
        $this->section
            ->appendComponent(new SectionComponent('new-uuid', 'some-region'));
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::insertAfterComponent
     */
    public function testInsertAfterComponent() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(4),
            '10000000-0000-1000-a000-000000000000' => (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(2),
            'new-uuid' => (new SectionComponent('new-uuid', 'ordered-region', []))->setWeight(3),
        ];
        $this->section
            ->insertAfterComponent('10000000-0000-1000-a000-000000000000', new SectionComponent('new-uuid', 'ordered-region'));
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::insertAfterComponent
     */
    public function testInsertAfterComponentValidUuidRegionMismatch() : void {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('Invalid preceding UUID "existing-uuid"');
        $this->section
            ->insertAfterComponent('existing-uuid', new SectionComponent('new-uuid', 'ordered-region'));
    }
    
    /**
     * @covers ::insertAfterComponent
     */
    public function testInsertAfterComponentInvalidUuid() : void {
        $this->expectException(\InvalidArgumentException::class);
        $this->expectExceptionMessage('Invalid preceding UUID "invalid-uuid"');
        $this->section
            ->insertAfterComponent('invalid-uuid', new SectionComponent('new-uuid', 'ordered-region'));
    }
    
    /**
     * @covers ::insertComponent
     * @covers ::getComponentsByRegion
     */
    public function testInsertComponent() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(4),
            '10000000-0000-1000-a000-000000000000' => (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(3),
            'new-uuid' => (new SectionComponent('new-uuid', 'ordered-region', []))->setWeight(2),
        ];
        $this->section
            ->insertComponent(0, new SectionComponent('new-uuid', 'ordered-region'));
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::insertComponent
     */
    public function testInsertComponentAppend() : void {
        $expected = [
            'existing-uuid' => (new SectionComponent('existing-uuid', 'some-region', [
                'id' => 'existing-block-id',
            ]))->setWeight(0),
            '20000000-0000-1000-a000-000000000000' => (new SectionComponent('20000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'second-block-id',
            ]))->setWeight(3),
            '10000000-0000-1000-a000-000000000000' => (new SectionComponent('10000000-0000-1000-a000-000000000000', 'ordered-region', [
                'id' => 'first-block-id',
            ]))->setWeight(2),
            'new-uuid' => (new SectionComponent('new-uuid', 'ordered-region', []))->setWeight(4),
        ];
        $this->section
            ->insertComponent(2, new SectionComponent('new-uuid', 'ordered-region'));
        $this->assertComponents($expected, $this->section);
    }
    
    /**
     * @covers ::insertComponent
     */
    public function testInsertComponentInvalidDelta() : void {
        $this->expectException(\OutOfBoundsException::class);
        $this->expectExceptionMessage('Invalid delta "7" for the "new-uuid" component');
        $this->section
            ->insertComponent(7, new SectionComponent('new-uuid', 'ordered-region'));
    }
    
    /**
     * Asserts that the section has the expected components.
     *
     * @param \Drupal\layout_builder\SectionComponent[] $expected
     *   The expected sections.
     * @param \Drupal\layout_builder\Section $section
     *   The section storage to check.
     *
     * @internal
     */
    protected function assertComponents(array $expected, Section $section) : void {
        $result = $section->getComponents();
        $this->assertEquals($expected, $result);
        $this->assertSame(array_keys($expected), array_keys($result));
    }
    
    /**
     * @covers ::getThirdPartySettings
     * @dataProvider providerTestGetThirdPartySettings
     */
    public function testGetThirdPartySettings($provider, $expected) : void {
        $this->assertSame($expected, $this->section
            ->getThirdPartySettings($provider));
    }
    
    /**
     * Provides test data for ::testGetThirdPartySettings().
     */
    public static function providerTestGetThirdPartySettings() {
        $data = [];
        $data[] = [
            'bad_judgement',
            [
                'blink_speed' => 'fast',
                'spin_direction' => 'clockwise',
            ],
        ];
        $data[] = [
            'hunt_and_peck',
            [
                'delay' => '300ms',
            ],
        ];
        $data[] = [
            'non_existing_provider',
            [],
        ];
        return $data;
    }
    
    /**
     * @covers ::getThirdPartySetting
     * @dataProvider providerTestGetThirdPartySetting
     */
    public function testGetThirdPartySetting(string $provider, string $key, ?string $expected, mixed $default = FALSE) : void {
        if ($default) {
            $this->assertSame($expected, $this->section
                ->getThirdPartySetting($provider, $key, $default));
        }
        else {
            $this->assertSame($expected, $this->section
                ->getThirdPartySetting($provider, $key));
        }
    }
    
    /**
     * Provides test data for ::testGetThirdPartySetting().
     */
    public static function providerTestGetThirdPartySetting() : array {
        $data = [];
        $data[] = [
            'bad_judgement',
            'blink_speed',
            'fast',
        ];
        $data[] = [
            'hunt_and_peck',
            'delay',
            '300ms',
        ];
        $data[] = [
            'hunt_and_peck',
            'non_existing_key',
            NULL,
        ];
        $data[] = [
            'non_existing_provider',
            'non_existing_key',
            NULL,
        ];
        $data[] = [
            'non_existing_provider',
            'non_existing_key',
            'default value',
            'default value',
        ];
        return $data;
    }
    
    /**
     * @covers ::setThirdPartySetting
     * @dataProvider providerTestSetThirdPartySetting
     */
    public function testSetThirdPartySetting($provider, $key, $value, $expected) : void {
        $this->section
            ->setThirdPartySetting($provider, $key, $value);
        $this->assertSame($expected, $this->section
            ->getThirdPartySettings($provider));
    }
    
    /**
     * Provides test data for ::testSetThirdPartySettings().
     */
    public static function providerTestSetThirdPartySetting() {
        $data = [];
        $data[] = [
            'bad_judgement',
            'blink_speed',
            'super fast',
            [
                'blink_speed' => 'super fast',
                'spin_direction' => 'clockwise',
            ],
        ];
        $data[] = [
            'bad_judgement',
            'new_setting',
            'new_value',
            [
                'blink_speed' => 'fast',
                'spin_direction' => 'clockwise',
                'new_setting' => 'new_value',
            ],
        ];
        $data[] = [
            'new_provider',
            'new_setting',
            'new_value',
            [
                'new_setting' => 'new_value',
            ],
        ];
        return $data;
    }
    
    /**
     * @covers ::unsetThirdPartySetting
     * @dataProvider providerTestUnsetThirdPartySetting
     */
    public function testUnsetThirdPartySetting($provider, $key, $expected) : void {
        $this->section
            ->unsetThirdPartySetting($provider, $key);
        $this->assertSame($expected, $this->section
            ->getThirdPartySettings($provider));
    }
    
    /**
     * Provides test data for ::testUnsetThirdPartySetting().
     */
    public static function providerTestUnsetThirdPartySetting() {
        $data = [];
        $data['Key with values'] = [
            'bad_judgement',
            'blink_speed',
            [
                'spin_direction' => 'clockwise',
            ],
        ];
        $data['Key without values'] = [
            'hunt_and_peck',
            'delay',
            [],
        ];
        $data['Non-existing key'] = [
            'bad_judgement',
            'non_existing_key',
            [
                'blink_speed' => 'fast',
                'spin_direction' => 'clockwise',
            ],
        ];
        $data['Non-existing provider'] = [
            'non_existing_provider',
            'non_existing_key',
            [],
        ];
        return $data;
    }
    
    /**
     * @covers ::getThirdPartyProviders
     */
    public function testGetThirdPartyProviders() : void {
        $this->assertSame([
            'bad_judgement',
            'hunt_and_peck',
        ], $this->section
            ->getThirdPartyProviders());
        $this->section
            ->unsetThirdPartySetting('hunt_and_peck', 'delay');
        $this->assertSame([
            'bad_judgement',
        ], $this->section
            ->getThirdPartyProviders());
    }
    
    /**
     * @covers ::getLayout
     * @dataProvider providerTestGetLayout
     */
    public function testGetLayout(array $contexts, bool $should_context_apply) : void {
        $layout = $this->prophesize(LayoutInterface::class);
        $layout_plugin_manager = $this->prophesize(LayoutPluginManagerInterface::class);
        $layout_plugin_manager->createInstance('layout_onecol', [])
            ->willReturn($layout->reveal());
        $context_handler = $this->prophesize(ContextHandlerInterface::class);
        if ($should_context_apply) {
            $context_handler->applyContextMapping($layout->reveal(), $contexts)
                ->shouldBeCalled();
        }
        else {
            $context_handler->applyContextMapping($layout->reveal(), $contexts)
                ->shouldNotBeCalled();
        }
        $container = new ContainerBuilder();
        $container->set('plugin.manager.core.layout', $layout_plugin_manager->reveal());
        $container->set('context.handler', $context_handler->reveal());
        \Drupal::setContainer($container);
        $output = $this->section
            ->getLayout($contexts);
        $this->assertSame($layout->reveal(), $output);
    }
    
    /**
     * Provides test data for ::testGetLayout().
     */
    public static function providerTestGetLayout() {
        $data = [];
        $data['contexts'] = [
            [
                'foo' => 'bar',
            ],
            TRUE,
        ];
        $data['no contexts'] = [
            [],
            FALSE,
        ];
        return $data;
    }

}