Fix PHPUnit (#54)

Trims the trailing spaces of CLI display strings to avoid platform/php-config specific tests.

Author: theofidry

tests/Console/Command/AddPrefixCommandIntegrationTest.php

@@ -134,21 +134,21 @@ public function test_scope_in_normal_mode()
 
         $expected = <<<'EOF'
 
-    ____  __  ______     _____                           
+    ____  __  ______     _____
    / __ \/ / / / __ \   / ___/_________  ____  ___  _____
   / /_/ / /_/ / /_/ /   \__ \/ ___/ __ \/ __ \/ _ \/ ___/
- / ____/ __  / ____/   ___/ / /__/ /_/ / /_/ /  __/ /    
-/_/   /_/ /_/_/       /____/\___/\____/ .___/\___/_/     
+ / ____/ __  / ____/   ___/ / /__/ /_/ / /_/ /  __/ /
+/_/   /_/ /_/_/       /____/\___/\____/ .___/\___/_/
                                      /_/
 
 PHP Scoper version 12ccf1ac8c7ae8eaf502bd30f95630a112dc713f
 
  0/1 [░░░░░░░░░░░░░░░░░░░░░░░░░░░░]   0%
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- [OK] Successfully prefixed 1 files.                                            
+ [OK] Successfully prefixed 1 files.
 
- // Memory usage: 5.00MB (peak: 10.00MB), time: 0.00s                            
+ // Memory usage: 5.00MB (peak: 10.00MB), time: 0.00s
 
 
 EOF;
@@ -176,21 +176,21 @@ public function test_scope_in_verbose_mode()
 
         $expected = <<<'EOF'
 
-    ____  __  ______     _____                           
+    ____  __  ______     _____
    / __ \/ / / / __ \   / ___/_________  ____  ___  _____
   / /_/ / /_/ / /_/ /   \__ \/ ___/ __ \/ __ \/ _ \/ ___/
- / ____/ __  / ____/   ___/ / /__/ /_/ / /_/ /  __/ /    
-/_/   /_/ /_/_/       /____/\___/\____/ .___/\___/_/     
+ / ____/ __  / ____/   ___/ / /__/ /_/ / /_/ /  __/ /
+/_/   /_/ /_/_/       /____/\___/\____/ .___/\___/_/
                                      /_/
 
 PHP Scoper version 12ccf1ac8c7ae8eaf502bd30f95630a112dc713f
 
  * [OK] /path/to/file.php
 
 
- [OK] Successfully prefixed 1 files.                                            
+ [OK] Successfully prefixed 1 files.
 
- // Memory usage: 5.00MB (peak: 10.00MB), time: 0.00s                            
+ // Memory usage: 5.00MB (peak: 10.00MB), time: 0.00s
 
 
 EOF;
@@ -211,11 +211,20 @@ private function getNormalizeDisplay(string $display)
             $display
         );
 
-        return preg_replace(
+        $display = preg_replace(
             '/(dev-)?\b([a-f0-9]{40})\b/',
             '12ccf1ac8c7ae8eaf502bd30f95630a112dc713f',
             $display
         );
+
+        $lines = explode("\n", $display);
+
+        $lines = array_map(
+            'rtrim',
+            $lines
+        );
+
+        return implode("\n", $lines);
     }
 
     private function assertFilesAreSame(string $expectedDir, string $actualDir)