diff --git a/src/Symfony/Component/Console/Tests/Helper/QuestionHelperTest.php b/src/Symfony/Component/Console/Tests/Helper/QuestionHelperTest.php
index c97c0e849f..e02d905014 100644
--- a/src/Symfony/Component/Console/Tests/Helper/QuestionHelperTest.php
+++ b/src/Symfony/Component/Console/Tests/Helper/QuestionHelperTest.php
@@ -205,7 +205,7 @@ class QuestionHelperTest extends AbstractQuestionHelperTest
         }
 
         // Po<TAB>Cr<TAB>P<DOWN ARROW><DOWN ARROW><NEWLINE>
-        $inputStream = $this->getInputStream("Pa\177\177o\tCr\t\033[A\033[A\033[A\n");
+        $inputStream = $this->getInputStream("Pa\177\177o\tCr\tP\033[A\033[A\n");
 
         $dialog = new QuestionHelper();
         $helperSet = new HelperSet([new FormatterHelper()]);
@@ -223,21 +223,10 @@ class QuestionHelperTest extends AbstractQuestionHelperTest
         // No effort is made to avoid irrelevant suggestions, as this is handled
         // by the autocomplete function.
         $callback = function ($input) {
-            $knownWords = [
-                'Carrot',
-                'Creme',
-                'Curry',
-                'Parsnip',
-                'Pie',
-                'Potato',
-                'Tart',
-            ];
-
+            $knownWords = ['Carrot', 'Creme', 'Curry', 'Parsnip', 'Pie', 'Potato', 'Tart'];
             $inputWords = explode(' ', $input);
-            $lastInputWord = array_pop($inputWords);
-            $suggestionBase = $inputWords
-                ? implode(' ', $inputWords).' '
-                : '';
+            array_pop($inputWords);
+            $suggestionBase = $inputWords ? implode(' ', $inputWords).' ' : '';
 
             return array_map(
                 function ($word) use ($suggestionBase) {
@@ -249,14 +238,7 @@ class QuestionHelperTest extends AbstractQuestionHelperTest
 
         $question->setAutocompleterCallback($callback);
 
-        $this->assertSame(
-            'Potato Creme Pie',
-            $dialog->ask(
-                $this->createStreamableInputInterfaceMock($inputStream),
-                $this->createOutputInterface(),
-                $question
-            )
-        );
+        $this->assertSame('Potato Creme Pie', $dialog->ask($this->createStreamableInputInterfaceMock($inputStream), $this->createOutputInterface(), $question));
     }
 
     public function testAskWithAutocompleteWithNonSequentialKeys()
@@ -736,7 +718,7 @@ class QuestionHelperTest extends AbstractQuestionHelperTest
         // F00<BACKSPACE><BACKSPACE>o<TAB>,A<DOWN ARROW>,<SPACE>SecurityBundle<NEWLINE>
         // Acme<TAB>,<SPACE>As<TAB><29x BACKSPACE>S<TAB><NEWLINE>
         // Ac<TAB>,As<TAB><3x BACKSPACE>d<TAB><NEWLINE>
-        $inputStream = $this->getInputStream("\nF\t\nA\033[A\033[A\033[A\t,F\t\nF00\177\177o\t,A\033[B\t, SecurityBundle\nAcme\t, As\t\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177S\t\nAc\t,As\t\177\177\177d\t\n");
+        $inputStream = $this->getInputStream("\nF\t\nA\033[A\033[A\033[A\t,F\t\nF00\177\177o\t,A\033[B\t, SecurityBundle\nSecurityBundle\nAcme\t, As\t\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177\177S\t\nAc\t,As\t\177\177\177d\t\n");
 
         $dialog = new QuestionHelper();
         $helperSet = new HelperSet([new FormatterHelper()]);
diff --git a/src/Symfony/Component/Messenger/Tests/Transport/AmqpExt/AmqpExtIntegrationTest.php b/src/Symfony/Component/Messenger/Tests/Transport/AmqpExt/AmqpExtIntegrationTest.php
index 9c8b18e990..956e09dc31 100644
--- a/src/Symfony/Component/Messenger/Tests/Transport/AmqpExt/AmqpExtIntegrationTest.php
+++ b/src/Symfony/Component/Messenger/Tests/Transport/AmqpExt/AmqpExtIntegrationTest.php
@@ -226,7 +226,7 @@ TXT
     {
         $actualDuration = microtime(true) - $startTime;
 
-        if (\method_exists([$this, 'assertEqualsWithDelta'])) {
+        if (method_exists($this, 'assertEqualsWithDelta')) {
             $this->assertEqualsWithDelta($expectedDuration, $actualDuration, .5, 'Duration was not within expected range');
         } else {
             $this->assertEquals($expectedDuration, $actualDuration, 'Duration was not within expected range', .5);
diff --git a/src/Symfony/Component/Translation/Tests/Extractor/PhpExtractorTest.php b/src/Symfony/Component/Translation/Tests/Extractor/PhpExtractorTest.php
index 957d9df290..a6d7c5001c 100644
--- a/src/Symfony/Component/Translation/Tests/Extractor/PhpExtractorTest.php
+++ b/src/Symfony/Component/Translation/Tests/Extractor/PhpExtractorTest.php
@@ -70,7 +70,7 @@ EOF;
 
         $this->assertEquals($expectedCatalogue, $actualCatalogue);
 
-        $filename = __DIR__.'/../fixtures/extractor/translation.html.php';
+        $filename = str_replace(\DIRECTORY_SEPARATOR, '/', __DIR__).'/../fixtures/extractor/translation.html.php';
         $this->assertEquals(['sources' => [$filename.':2']], $catalogue->getMetadata('single-quoted key'));
         $this->assertEquals(['sources' => [$filename.':43']], $catalogue->getMetadata('other-domain-test-no-params-short-array', 'not_messages'));
     }