public function testGetLettersOfGivenType()
 {
     $configuration = new PronounceableWord_Configuration_LetterTypes();
     $letterTypes = new PronounceableWord_LetterTypes($configuration);
     foreach ($configuration->letterTypesWithLetters as $letterType => $letters) {
         $this->assertSame($letters, $letterTypes->getLettersOfGivenType($letterType));
         $maximumLetterIndex = strlen($letters);
     }
 }
 public function testHaveLettersAtLeastOneLinkedLetterOfDifferentType()
 {
     $letterTypes = new PronounceableWord_LetterTypes($this->letterTypesConfiguration);
     $linkedLettersConfiguration = new PronounceableWord_Configuration_LinkedLetters();
     foreach ($this->linkedLettersConfiguration->lettersWithLinkedLetters as $letter => $linkedLetters) {
         $letterType = $letterTypes->getLetterType($letter);
         $hasOneDifferentType = false;
         $maximumLetterIndex = strlen($linkedLetters);
         for ($letterIndex = 0; $letterIndex < $maximumLetterIndex; $letterIndex++) {
             $linkedLetterType = $letterTypes->getLetterType($linkedLetters[$letterIndex]);
             if ($letterType !== $linkedLetterType) {
                 $hasOneDifferentType = true;
                 break;
             }
         }
         $this->assertTrue($hasOneDifferentType);
     }
 }