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[yaffs-website] / web / core / tests / Drupal / Tests / Core / Transliteration / PhpTransliterationTest.php

diff --git a/web/core/tests/Drupal/Tests/Core/Transliteration/PhpTransliterationTest.php b/web/core/tests/Drupal/Tests/Core/Transliteration/PhpTransliterationTest.php
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+++ b/web/core/tests/Drupal/Tests/Core/Transliteration/PhpTransliterationTest.php
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+<?php
+
+namespace Drupal\Tests\Core\Transliteration;
+
+use Drupal\Component\Utility\Random;
+use Drupal\Core\Transliteration\PhpTransliteration;
+use Drupal\Tests\UnitTestCase;
+
+/**
+ * Tests Transliteration component functionality.
+ *
+ * @group Transliteration
+ *
+ * @coversClass \Drupal\Core\Transliteration\PhpTransliteration
+ */
+class PhpTransliterationTest extends UnitTestCase {
+
+  /**
+   * Tests the PhpTransliteration with an alter hook.
+   *
+   * @param string $langcode
+   *   The langcode of the string.
+   * @param string $original
+   *   The string which was not transliterated yet.
+   * @param string $expected
+   *   The string expected after the transliteration.
+   * @param string|null $printable
+   *   (optional) An alternative version of the original string which is
+   *   printable in the output.
+   *
+   * @dataProvider providerTestPhpTransliterationWithAlter
+   */
+  public function testPhpTransliterationWithAlter($langcode, $original, $expected, $printable = NULL) {
+    if ($printable === NULL) {
+      $printable = $original;
+    }
+
+    // Test each case both with a new instance of the transliteration class,
+    // and with one that builds as it goes.
+    $module_handler = $this->getMock('Drupal\Core\Extension\ModuleHandlerInterface');
+    $module_handler->expects($this->any())
+      ->method('alter')
+      ->will($this->returnCallback(function($hook, &$overrides, $langcode) {
+        if ($langcode == 'zz') {
+          // The default transliteration of Ä is A, but change it to Z for testing.
+          $overrides[0xC4] = 'Z';
+          // Also provide transliterations of two 5-byte characters from
+          // http://wikipedia.org/wiki/Gothic_alphabet.
+          $overrides[0x10330] = 'A';
+          $overrides[0x10338] = 'Th';
+        }
+      }));
+    $transliteration = new PhpTransliteration(NULL, $module_handler);
+
+    $actual = $transliteration->transliterate($original, $langcode);
+    $this->assertSame($expected, $actual, "'$printable' transliteration to '$actual' is identical to '$expected' for language '$langcode' in service instance.");
+  }
+
+  /**
+   * Provides test data for testPhpTransliterationWithAlter.
+   *
+   * @return array
+   */
+  public function providerTestPhpTransliterationWithAlter() {
+    $random_generator = new Random();
+    $random = $random_generator->string(10);
+    // Make some strings with two, three, and four-byte characters for testing.
+    // Note that the 3-byte character is overridden by the 'kg' language.
+    $two_byte = 'Ä Ö Ü Å Ø äöüåøhello';
+    // These are two Gothic alphabet letters. See
+    // http://wikipedia.org/wiki/Gothic_alphabet
+    // They are not in our tables, but should at least give us '?' (unknown).
+    $five_byte = html_entity_decode('&#x10330;&#x10338;', ENT_NOQUOTES, 'UTF-8');
+    // Five-byte characters do not work in MySQL, so make a printable version.
+    $five_byte_printable = '&#x10330;&#x10338;';
+
+    $cases = [
+      // Test the language override hook in the test module, which changes
+      // the transliteration of Ä to Z and provides for the 5-byte characters.
+      ['zz', $two_byte, 'Z O U A O aouaohello'],
+      ['zz', $random, $random],
+      ['zz', $five_byte, 'ATh', $five_byte_printable],
+    ];
+
+    return $cases;
+  }
+
+}