class SectionListTestBase

abstract class SectionListTestBase extends EntityKernelTestBase {
    
    /**
     * {@inheritdoc}
     */
    protected static $modules = [
        'layout_builder',
        'layout_discovery',
        'layout_test',
    ];
    
    /**
     * The section list implementation.
     *
     * @var \Drupal\layout_builder\SectionListInterface
     */
    protected $sectionList;
    
    /**
     * {@inheritdoc}
     */
    protected function setUp() : void {
        parent::setUp();
        $section_data = [
            new Section('layout_test_plugin', [], [
                'first-uuid' => new SectionComponent('first-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
            new Section('layout_test_plugin', [
                'setting_1' => 'bar',
            ], [
                'second-uuid' => new SectionComponent('second-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
        ];
        $this->sectionList = $this->getSectionList($section_data);
    }
    
    /**
     * Sets up the section list.
     *
     * @param array $section_data
     *   An array of section data.
     *
     * @return \Drupal\layout_builder\SectionListInterface
     *   The section list.
     */
    protected abstract function getSectionList(array $section_data);
    
    /**
     * Tests ::getSections().
     */
    public function testGetSections() {
        $expected = [
            new Section('layout_test_plugin', [
                'setting_1' => 'Default',
            ], [
                'first-uuid' => new SectionComponent('first-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
            new Section('layout_test_plugin', [
                'setting_1' => 'bar',
            ], [
                'second-uuid' => new SectionComponent('second-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
        ];
        $this->assertSections($expected);
    }
    
    /**
     * @covers ::getSection
     */
    public function testGetSection() {
        $this->assertInstanceOf(Section::class, $this->sectionList
            ->getSection(0));
    }
    
    /**
     * @covers ::getSection
     */
    public function testGetSectionInvalidDelta() {
        $this->expectException(\OutOfBoundsException::class);
        $this->expectExceptionMessage('Invalid delta "2"');
        $this->sectionList
            ->getSection(2);
    }
    
    /**
     * @covers ::insertSection
     */
    public function testInsertSection() {
        $expected = [
            new Section('layout_test_plugin', [
                'setting_1' => 'Default',
            ], [
                'first-uuid' => new SectionComponent('first-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
            new Section('layout_onecol'),
            new Section('layout_test_plugin', [
                'setting_1' => 'bar',
            ], [
                'second-uuid' => new SectionComponent('second-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
        ];
        $this->sectionList
            ->insertSection(1, new Section('layout_onecol'));
        $this->assertSections($expected);
    }
    
    /**
     * @covers ::appendSection
     */
    public function testAppendSection() {
        $expected = [
            new Section('layout_test_plugin', [
                'setting_1' => 'Default',
            ], [
                'first-uuid' => new SectionComponent('first-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
            new Section('layout_test_plugin', [
                'setting_1' => 'bar',
            ], [
                'second-uuid' => new SectionComponent('second-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
            new Section('layout_onecol'),
        ];
        $this->sectionList
            ->appendSection(new Section('layout_onecol'));
        $this->assertSections($expected);
    }
    
    /**
     * @covers ::removeAllSections
     *
     * @dataProvider providerTestRemoveAllSections
     */
    public function testRemoveAllSections($set_blank, $expected) {
        if ($set_blank === NULL) {
            $this->sectionList
                ->removeAllSections();
        }
        else {
            $this->sectionList
                ->removeAllSections($set_blank);
        }
        $this->assertSections($expected);
    }
    
    /**
     * Provides test data for ::testRemoveAllSections().
     */
    public function providerTestRemoveAllSections() {
        $data = [];
        $data[] = [
            NULL,
            [],
        ];
        $data[] = [
            FALSE,
            [],
        ];
        $data[] = [
            TRUE,
            [
                new Section('layout_builder_blank'),
            ],
        ];
        return $data;
    }
    
    /**
     * @covers ::removeSection
     */
    public function testRemoveSection() {
        $expected = [
            new Section('layout_test_plugin', [
                'setting_1' => 'bar',
            ], [
                'second-uuid' => new SectionComponent('second-uuid', 'content', [
                    'id' => 'foo',
                ]),
            ]),
        ];
        $this->sectionList
            ->removeSection(0);
        $this->assertSections($expected);
    }
    
    /**
     * @covers ::removeSection
     */
    public function testRemoveMultipleSections() {
        $expected = [
            new Section('layout_builder_blank'),
        ];
        $this->sectionList
            ->removeSection(0);
        $this->sectionList
            ->removeSection(0);
        $this->assertSections($expected);
    }
    
    /**
     * Tests __clone().
     */
    public function testClone() {
        $this->assertSame([
            'setting_1' => 'Default',
        ], $this->sectionList
            ->getSection(0)
            ->getLayoutSettings());
        $new_section_storage = clone $this->sectionList;
        $new_section_storage->getSection(0)
            ->setLayoutSettings([
            'asdf' => 'qwer',
        ]);
        $this->assertSame([
            'setting_1' => 'Default',
        ], $this->sectionList
            ->getSection(0)
            ->getLayoutSettings());
    }
    
    /**
     * Asserts that the field list has the expected sections.
     *
     * @param \Drupal\layout_builder\Section[] $expected
     *   The expected sections.
     */
    protected function assertSections(array $expected) {
        $result = $this->sectionList
            ->getSections();
        $this->assertEquals($expected, $result);
        $this->assertSame(array_keys($expected), array_keys($result));
    }

}