Test streams after reset

Author: natanfelles

tests/Streams/StderrTest.php

@@ -27,5 +27,7 @@ public function testStream() : void
         self::assertSame('errrbar', Stderr::getContents());
         Stderr::reset();
         self::assertSame('', Stderr::getContents());
+        \fwrite(\STDERR, 'bar');
+        self::assertSame('bar', Stderr::getContents());
     }
 }

tests/Streams/StdoutTest.php

@@ -27,5 +27,7 @@ public function testStream() : void
         self::assertSame('foobar', Stdout::getContents());
         Stdout::reset();
         self::assertSame('', Stdout::getContents());
+        \fwrite(\STDOUT, 'bar');
+        self::assertSame('bar', Stdout::getContents());
     }
 }