From 6f0d1ab3ff6ac06b01c607c77347b575f9a305c6 Mon Sep 17 00:00:00 2001
From: belliash <belliash@codingworkshop.eu.org>
Date: Tue, 7 Aug 2018 07:53:26 +0200
Subject: [PATCH] Tests should use new string concatenation operator

---
 tests/arab_to_roman.aer  | 20 ++++++++++----------
 tests/utf8_variables.aer |  2 +-
 2 files changed, 11 insertions(+), 11 deletions(-)

diff --git a/tests/arab_to_roman.aer b/tests/arab_to_roman.aer
index 837e62d..fa977a1 100644
--- a/tests/arab_to_roman.aer
+++ b/tests/arab_to_roman.aer
@@ -9,22 +9,22 @@ class Main {
 
 		foreach($lookup as $roman => $value) {
 			$matches = intval($n / $value);
-			$result .= str_repeat($roman, $matches);
+			$result += str_repeat($roman, $matches);
 			$n = $n % $value;
 		}
 		return $result;
 	}
 
 	public function __construct() {
-		print('   7 => ' . $this->num2Roman(7) . "\n");	
-		print('   9 => ' . $this->num2Roman(9) . "\n");	
-		print('  11 => ' . $this->num2Roman(11) . "\n");	
-		print('  42 => ' . $this->num2Roman(42) . "\n");	
-		print(' 105 => ' . $this->num2Roman(105) . "\n");	
-		print('1984 => ' . $this->num2Roman(1984) . "\n");	
-		print('1999 => ' . $this->num2Roman(1999) . "\n");	
-		print('2018 => ' . $this->num2Roman(2018) . "\n");	
-		print('2144 => ' . $this->num2Roman(2144) . "\n");	
+		print('   7 => ' + $this->num2Roman(7) + "\n");	
+		print('   9 => ' + $this->num2Roman(9) + "\n");	
+		print('  11 => ' + $this->num2Roman(11) + "\n");	
+		print('  42 => ' + $this->num2Roman(42) + "\n");	
+		print(' 105 => ' + $this->num2Roman(105) + "\n");	
+		print('1984 => ' + $this->num2Roman(1984) + "\n");	
+		print('1999 => ' + $this->num2Roman(1999) + "\n");	
+		print('2018 => ' + $this->num2Roman(2018) + "\n");	
+		print('2144 => ' + $this->num2Roman(2144) + "\n");	
 	 }
 
 }
diff --git a/tests/utf8_variables.aer b/tests/utf8_variables.aer
index 828b36c..46ae771 100644
--- a/tests/utf8_variables.aer
+++ b/tests/utf8_variables.aer
@@ -9,7 +9,7 @@ class Main {
 	}
 
 	private function ダウンロード(){
-		print($this->概要 . "\n");
+		print($this->概要 + "\n");
 	}
 
 	private function isUTF8($str) {