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class EmptyStatementTest in Zircon Profile 8

Same name and namespace in other branches
  1. 8.0 core/tests/Drupal/Tests/Core/Database/EmptyStatementTest.php \Drupal\Tests\Core\Database\EmptyStatementTest

Tests the empty pseudo-statement class.

@group Database

Hierarchy

Expanded class hierarchy of EmptyStatementTest

File

core/tests/Drupal/Tests/Core/Database/EmptyStatementTest.php, line 19
Contains \Drupal\Tests\Core\Database\EmptyStatementTest.

Namespace

Drupal\Tests\Core\Database
View source
class EmptyStatementTest extends UnitTestCase {

  /**
   * Tests that the empty result set behaves as empty.
   */
  function testEmpty() {
    $result = new StatementEmpty();
    $this
      ->assertTrue($result instanceof StatementInterface, 'Class implements expected interface');
    $this
      ->assertNull($result
      ->fetchObject(), 'Null result returned.');
  }

  /**
   * Tests that the empty result set iterates safely.
   */
  function testEmptyIteration() {
    $result = new StatementEmpty();
    $this
      ->assertSame(0, iterator_count($result), 'Empty result set should not iterate.');
  }

  /**
   * Tests that the empty result set mass-fetches in an expected way.
   */
  function testEmptyFetchAll() {
    $result = new StatementEmpty();
    $this
      ->assertEquals($result
      ->fetchAll(), array(), 'Empty array returned from empty result set.');
  }

}

Members

Namesort descending Modifiers Type Description Overrides
EmptyStatementTest::testEmpty function Tests that the empty result set behaves as empty.
EmptyStatementTest::testEmptyFetchAll function Tests that the empty result set mass-fetches in an expected way.
EmptyStatementTest::testEmptyIteration function Tests that the empty result set iterates safely.
UnitTestCase::$randomGenerator protected property The random generator.
UnitTestCase::$root protected property The app root.
UnitTestCase::assertArrayEquals protected function Asserts if two arrays are equal by sorting them first.
UnitTestCase::getBlockMockWithMachineName protected function Mocks a block with a block plugin.
UnitTestCase::getClassResolverStub protected function Returns a stub class resolver.
UnitTestCase::getConfigFactoryStub public function Returns a stub config factory that behaves according to the passed in array.
UnitTestCase::getConfigStorageStub public function Returns a stub config storage that returns the supplied configuration.
UnitTestCase::getContainerWithCacheTagsInvalidator protected function Sets up a container with a cache tags invalidator.
UnitTestCase::getRandomGenerator protected function Gets the random generator for the utility methods.
UnitTestCase::getStringTranslationStub public function Returns a stub translation manager that just returns the passed string.
UnitTestCase::randomMachineName public function Generates a unique random string containing letters and numbers.
UnitTestCase::setUp protected function 259