From dca6c6fcb04060e9c0e600336ca416e139282814 Mon Sep 17 00:00:00 2001
From: Tom <petrusek@gmail.com>
Date: Thu, 5 Feb 2015 15:45:34 +0100
Subject: [PATCH] Make test cases covering each line unique

merge() function uses array_unique(), here it was forgotten. The coverage object was growing out of bounds.
---
 src/CodeCoverage.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/CodeCoverage.php b/src/CodeCoverage.php
index 5725917be..e3a57fdc7 100644
--- a/src/CodeCoverage.php
+++ b/src/CodeCoverage.php
@@ -322,7 +322,9 @@ public function append(array $data, $id = null, $append = true, $linesToBeCovere
 
             foreach ($lines as $k => $v) {
                 if ($v == 1) {
-                    $this->data[$file][$k][] = $id;
+                    if (empty($this->data[$file][$k]) || !in_array($id, $this->data[$file][$k])) {
+                        $this->data[$file][$k][] = $id;
+                    }
                 }
             }
         }