public function ModuleHandlerTest::testCachedGetImplementations in Drupal 8

Test getImplementations.

@covers ::getImplementations @covers ::getImplementationInfo

File

core/tests/Drupal/Tests/Core/Extension/ModuleHandlerTest.php, line 342

Class

ModuleHandlerTest

@coversDefaultClass \Drupal\Core\Extension\ModuleHandler @runTestsInSeparateProcesses

Namespace

Drupal\Tests\Core\Extension

Code

public function testCachedGetImplementations() {
  $this->cacheBackend
    ->expects($this
    ->exactly(1))
    ->method('get')
    ->will($this
    ->onConsecutiveCalls((object) [
    'data' => [
      'hook' => [
        'module_handler_test' => 'test',
      ],
    ],
  ]));

  // Ensure buildImplementationInfo doesn't get called and that we work off cached results.
  $module_handler = $this
    ->getMockBuilder(ModuleHandler::class)
    ->setConstructorArgs([
    $this->root,
    [
      'module_handler_test' => [
        'type' => 'module',
        'pathname' => 'core/tests/Drupal/Tests/Core/Extension/modules/module_handler_test/module_handler_test.info.yml',
        'filename' => 'module_handler_test.module',
      ],
    ],
    $this->cacheBackend,
  ])
    ->setMethods([
    'buildImplementationInfo',
    'loadInclude',
  ])
    ->getMock();
  $module_handler
    ->load('module_handler_test');
  $module_handler
    ->expects($this
    ->never())
    ->method('buildImplementationInfo');
  $module_handler
    ->expects($this
    ->once())
    ->method('loadInclude');
  $this
    ->assertEquals([
    'module_handler_test',
  ], $module_handler
    ->getImplementations('hook'));
}