function GraphTest::assertReversePaths
Same name in other branches
- 9 core/tests/Drupal/Tests/Component/Graph/GraphTest.php \Drupal\Tests\Component\Graph\GraphTest::assertReversePaths()
- 8.9.x core/tests/Drupal/Tests/Component/Graph/GraphTest.php \Drupal\Tests\Component\Graph\GraphTest::assertReversePaths()
- 11.x core/tests/Drupal/Tests/Component/Graph/GraphTest.php \Drupal\Tests\Component\Graph\GraphTest::assertReversePaths()
Verify expected reverse paths in a graph.
@internal
Parameters
array $graph: A graph array processed by \Drupal\Component\Graph\Graph::searchAndSort()
array $expected_reverse_paths: An associative array containing vertices with their expected reverse paths.
1 call to GraphTest::assertReversePaths()
- GraphTest::testDepthFirstSearch in core/
tests/ Drupal/ Tests/ Component/ Graph/ GraphTest.php - Tests depth-first-search features.
File
-
core/
tests/ Drupal/ Tests/ Component/ Graph/ GraphTest.php, line 135
Class
- GraphTest
- @coversDefaultClass \Drupal\Component\Graph\Graph @group Graph
Namespace
Drupal\Tests\Component\GraphCode
protected function assertReversePaths(array $graph, array $expected_reverse_paths) : void {
foreach ($expected_reverse_paths as $vertex => $paths) {
// Build an array with keys = $paths and values = TRUE.
$expected = array_fill_keys($paths, TRUE);
$result = $graph[$vertex]['reverse_paths'] ?? [];
$this->assertEquals($expected, $result, sprintf('Expected reverse paths for vertex %s: %s, got %s', $vertex, $this->displayArray($expected, TRUE), $this->displayArray($result, TRUE)));
}
}
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