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function GraphUnitTest::displayArray in SimpleTest 7

Helper function to output vertices as comma-separated list.

Parameters

$paths: An array containing a list of vertices.

$keys: (optional) Whether to output the keys of $paths instead of the values.

3 calls to GraphUnitTest::displayArray()
GraphUnitTest::assertComponents in tests/graph.test
Verify expected components in a graph.
GraphUnitTest::assertPaths in tests/graph.test
Verify expected paths in a graph.
GraphUnitTest::assertReversePaths in tests/graph.test
Verify expected reverse paths in a graph.

File

tests/graph.test, line 184
Provides unit tests for graph.inc.

Class

GraphUnitTest
Unit tests for the graph handling features.

Code

function displayArray($paths, $keys = FALSE) {
  if (!empty($paths)) {
    return implode(', ', $keys ? array_keys($paths) : $paths);
  }
  else {
    return '(empty)';
  }
}