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[yaffs-website] / web / core / modules / system / tests / src / Kernel / Timezone / TimezoneTest.php

diff --git a/web/core/modules/system/tests/src/Kernel/Timezone/TimezoneTest.php b/web/core/modules/system/tests/src/Kernel/Timezone/TimezoneTest.php
new file mode 100644 (file)
index 0000000..8a5385c
--- /dev/null
+++ b/web/core/modules/system/tests/src/Kernel/Timezone/TimezoneTest.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace Drupal\Tests\system\Kernel\Timezone;
+
+use Drupal\KernelTests\KernelTestBase;
+
+/**
+ * Test coverage for time zone handling.
+ *
+ * @group system
+ */
+class TimezoneTest extends KernelTestBase {
+
+  public static $modules = ['system'];
+
+  /**
+   * Tests system_time_zones().
+   */
+  public function testSystemTimeZones() {
+    // Test the default parameters for system_time_zones().
+    $result = system_time_zones();
+    $this->assertInternalType('array', $result);
+    $this->assertArrayHasKey('Africa/Dar_es_Salaam', $result);
+    $this->assertEquals('Africa/Dar es Salaam', $result['Africa/Dar_es_Salaam']);
+
+    // Tests time zone grouping.
+    $result = system_time_zones(NULL, TRUE);
+
+    // Check a two-level time zone.
+    $this->assertInternalType('array', $result);
+    $this->assertArrayHasKey('Africa', $result);
+    $this->assertArrayHasKey('Africa/Dar_es_Salaam', $result['Africa']);
+    $this->assertEquals('Dar es Salaam', $result['Africa']['Africa/Dar_es_Salaam']);
+
+    // Check a three level time zone.
+    $this->assertArrayHasKey('America', $result);
+    $this->assertArrayHasKey('America/Indiana/Indianapolis', $result['America']);
+    $this->assertEquals('Indianapolis (Indiana)', $result['America']['America/Indiana/Indianapolis']);
+
+    // Make sure grouping hasn't erroneously created an entry with just the
+    // first and second levels.
+    $this->assertArrayNotHasKey('America/Indiana', $result['America']);
+
+    // Make sure grouping hasn't duplicated an entry with just the first and
+    // third levels.
+    $this->assertArrayNotHasKey('America/Indianapolis', $result['America']);
+
+    // Make sure that a grouped item isn't duplicated at the top level of the
+    // results array.
+    $this->assertArrayNotHasKey('America/Indiana/Indianapolis', $result);
+
+    // Test that the ungrouped and grouped results have the same number of
+    // items.
+    $ungrouped_count = count(system_time_zones());
+    $grouped_result = system_time_zones(NULL, TRUE);
+    $grouped_count = 0;
+    array_walk_recursive($grouped_result, function () use
+    (&$grouped_count) {
+      $grouped_count++;
+    });
+    $this->assertEquals($ungrouped_count, $grouped_count);
+  }
+
+}