fix: change formality tests to look for text containing "dir" or "Ihnen" for German formality, rather than depending on exact translation

Author: daniel-jones-dev

tests/TranslateDocumentTest.php

@@ -79,7 +79,8 @@ public function testTranslateDocumentFormality(?ClientInterface $httpClient)
             'de',
             [TranslateDocumentOptions::FORMALITY => 'more']
         );
-        $this->assertEquals('Wie geht es Ihnen?', $this->readFile($outputDocumentPath));
+        // Wie geht es Ihnen? uses the formal "Ihnen"
+        $this->assertStringContainsString('Ihnen', $this->readFile($outputDocumentPath));
 
         unlink($outputDocumentPath);
         $translator->translateDocument(
@@ -89,7 +90,8 @@ public function testTranslateDocumentFormality(?ClientInterface $httpClient)
             'de',
             [TranslateDocumentOptions::FORMALITY => 'less']
         );
-        $this->assertEquals('Wie geht es dir?', $this->readFile($outputDocumentPath));
+        // Wie geht es dir? uses the informal "dir"
+        $this->assertStringContainsString('dir', $this->readFile($outputDocumentPath));
     }
 
     /**

tests/TranslateTextTest.php

@@ -207,51 +207,51 @@ public function testFormality(?ClientInterface $httpClient)
         $this->needsRealServer();
         $translator = $this->makeTranslator([TranslatorOptions::HTTP_CLIENT => $httpClient]);
         $input = 'How are you?';
-        $formal = 'Wie geht es Ihnen?';
-        $informal = 'Wie geht es dir?';
+        $formal = 'Ihnen'; // Wie geht es Ihnen?
+        $informal = 'dir'; // Wie geht es dir?
 
-        $this->assertEquals($formal, $translator->translateText($input, null, 'de')->text);
-        $this->assertEquals($informal, $translator->translateText(
+        $this->assertStringContainsString($formal, $translator->translateText($input, null, 'de')->text);
+        $this->assertStringContainsString($informal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'less']
         )->text);
-        $this->assertEquals($formal, $translator->translateText(
+        $this->assertStringContainsString($formal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'default']
         )->text);
-        $this->assertEquals($formal, $translator->translateText(
+        $this->assertStringContainsString($formal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'more']
         )->text);
 
         // Case-insensitive tests
-        $this->assertEquals($informal, $translator->translateText(
+        $this->assertStringContainsString($informal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'Less']
         )->text);
-        $this->assertEquals($formal, $translator->translateText(
+        $this->assertStringContainsString($formal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'MORE']
         )->text);
 
         // prefer_* tests
-        $this->assertEquals($informal, $translator->translateText(
+        $this->assertStringContainsString($informal, $translator->translateText(
             $input,
             null,
             'de',
             [TranslateTextOptions::FORMALITY => 'prefer_less']
         )->text);
-        $this->assertEquals($formal, $translator->translateText(
+        $this->assertStringContainsString($formal, $translator->translateText(
             $input,
             null,
             'de',