function TaxonomyIndexTidUiTest::testExposedFilter

Tests exposed taxonomy filters.

File

core/modules/taxonomy/tests/src/Functional/Views/TaxonomyIndexTidUiTest.php, line 146

Class

TaxonomyIndexTidUiTest

Tests the taxonomy index filter handler UI.

Namespace

Code

public function testExposedFilter() {
    $node_type = $this->drupalCreateContentType([
        'type' => 'page',
    ]);
    // Create the tag field itself.
    $field_name = 'taxonomy_tags';
    $this->createEntityReferenceField('node', $node_type->id(), $field_name, NULL, 'taxonomy_term');
    // Create 4 nodes: 1 without a term, 2 with the same term, and 1 with a
    // different term.
    $node1 = $this->drupalCreateNode();
    $node2 = $this->drupalCreateNode([
        $field_name => [
            [
                'target_id' => $this->terms[1][0]
                    ->id(),
            ],
        ],
    ]);
    $node3 = $this->drupalCreateNode([
        $field_name => [
            [
                'target_id' => $this->terms[1][0]
                    ->id(),
            ],
        ],
    ]);
    $node4 = $this->drupalCreateNode([
        $field_name => [
            [
                'target_id' => $this->terms[2][0]
                    ->id(),
            ],
        ],
    ]);
    // Only the nodes with the selected term should be shown.
    $this->drupalGet('test-filter-taxonomy-index-tid');
    $xpath = $this->xpath('//div[@class="view-content"]//a');
    $this->assertCount(2, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node2->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node3->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    // Expose the filter.
    $this->drupalPostForm('admin/structure/views/nojs/handler/test_filter_taxonomy_index_tid/default/filter/tid', [], 'Expose filter');
    // Set the operator to 'empty' and remove the default term ID.
    $this->drupalPostForm(NULL, [
        'options[operator]' => 'empty',
        'options[value][]' => [],
    ], 'Apply');
    // Save the view.
    $this->drupalPostForm(NULL, [], 'Save');
    // After switching to 'empty' operator, the node without a term should be
    // shown.
    $this->drupalGet('test-filter-taxonomy-index-tid');
    $xpath = $this->xpath('//div[@class="view-content"]//a');
    $this->assertCount(1, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node1->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    // Set the operator to 'not empty'.
    $this->drupalPostForm('admin/structure/views/nojs/handler/test_filter_taxonomy_index_tid/default/filter/tid', [
        'options[operator]' => 'not empty',
    ], 'Apply');
    // Save the view.
    $this->drupalPostForm(NULL, [], 'Save');
    // After switching to 'not empty' operator, all nodes with terms should be
    // shown.
    $this->drupalGet('test-filter-taxonomy-index-tid');
    $xpath = $this->xpath('//div[@class="view-content"]//a');
    $this->assertCount(3, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node2->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node3->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    $xpath = $this->xpath('//div[@class="view-content"]//a[@href=:href]', [
        ':href' => $node4->toUrl()
            ->toString(),
    ]);
    $this->assertCount(1, $xpath);
    // Select 'Term ID' as the field to be displayed.
    $edit = [
        'name[taxonomy_term_field_data.tid]' => TRUE,
    ];
    $this->drupalPostForm('admin/structure/views/nojs/add-handler/test_taxonomy_term_name/default/field', $edit, 'Add and configure fields');
    // Select 'Term' and 'Vocabulary' as filters.
    $edit = [
        'name[taxonomy_term_field_data.tid]' => TRUE,
        'name[taxonomy_term_field_data.vid]' => TRUE,
    ];
    $this->drupalPostForm('admin/structure/views/nojs/add-handler/test_taxonomy_term_name/default/filter', $edit, 'Add and configure filter criteria');
    // Select 'Empty Vocabulary' and 'Autocomplete' from the list of options.
    $this->drupalPostForm('admin/structure/views/nojs/handler-extra/test_taxonomy_term_name/default/filter/tid', [], 'Apply and continue');
    // Expose the filter.
    $edit = [
        'options[expose_button][checkbox][checkbox]' => TRUE,
    ];
    $this->drupalPostForm('admin/structure/views/nojs/handler/test_taxonomy_term_name/default/filter/tid', $edit, 'Expose filter');
    $this->drupalPostForm('admin/structure/views/nojs/handler/test_taxonomy_term_name/default/filter/tid', $edit, 'Apply');
    // Filter 'Taxonomy terms' belonging to 'Empty Vocabulary'.
    $edit = [
        'options[value][empty_vocabulary]' => TRUE,
    ];
    $this->drupalPostForm('admin/structure/views/nojs/handler/test_taxonomy_term_name/default/filter/vid', $edit, 'Apply');
    $this->drupalPostForm('admin/structure/views/view/test_taxonomy_term_name/edit/default', [], 'Save');
    $this->drupalPostForm(NULL, [], t('Update preview'));
    $preview = $this->xpath("//div[@class='view-content']");
    $this->assertTrue(empty($preview), 'No results.');
}