function StyleSerializerEntityTest::testSerializerViewsUI

Tests the views interface for REST export displays.

File

core/modules/rest/tests/src/Functional/Views/StyleSerializerEntityTest.php, line 575

Class

StyleSerializerEntityTest

Tests the serializer style plugin.

Namespace

Code

public function testSerializerViewsUI() : void {
  $this->drupalLogin($this->adminUser);
  // Click the "Update preview button".
  $this->drupalGet('admin/structure/views/view/test_serializer_display_field/edit/rest_export_1');
  $this->submitForm($edit = [], 'Update preview');
  $this->assertSession()
    ->statusCodeEquals(200);
  // Check if we receive the expected result.
  $result = $this->assertSession()
    ->elementExists('xpath', '//div[@id="views-live-preview"]/pre');
  $json_preview = $result->getText();
  $this->assertSame($json_preview, $this->drupalGet('test/serialize/field', [
    'query' => [
      '_format' => 'json',
    ],
  ]), 'The expected JSON preview output was found.');
}