public function CounterTest::testSetWriteCallback in Purge 8.3

@covers ::setWriteCallback

@dataProvider providerTestSetWriteCallback()

File

tests/src/Unit/Counter/CounterTest.php, line 289

Class

CounterTest

@coversDefaultClass \Drupal\purge\Counter\Counter

Namespace

Drupal\Tests\purge\Unit\Counter

Code

public function testSetWriteCallback($value_start, $call, $value_end) : void {
  $counter = new Counter($value_start);

  // Pass a callback that modifies the local $passed_value.
  $passed_value = NULL;
  $callback = function ($_value) use (&$passed_value) {
    $passed_value = $_value;
  };
  $counter
    ->setWriteCallback($callback);

  // Call the requested callback and verify that the results match.
  $method = array_shift($call);
  call_user_func_array([
    $counter,
    $method,
  ], $call);
  $this
    ->assertEquals($passed_value, $value_end);
}