From 4da90daacf87e84770967b20d84c0ac0ee76793b Mon Sep 17 00:00:00 2001
From: Lukas Winkler <l.winkler23@mailbox.org>
Date: Sat, 10 Feb 2018 20:06:45 +0100
Subject: [PATCH] remove possibility to disable sparklines
 ($enableSparklineImages)

---
 core/Visualization/Sparkline.php                          | 5 +----
 tests/PHPUnit/Framework/TestingEnvironmentManipulator.php | 1 -
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/core/Visualization/Sparkline.php b/core/Visualization/Sparkline.php
index cf376e5785a..b2dbedf28e6 100644
--- a/core/Visualization/Sparkline.php
+++ b/core/Visualization/Sparkline.php
@@ -22,7 +22,6 @@ class Sparkline implements ViewInterface
     const DEFAULT_WIDTH = 200;
     const DEFAULT_HEIGHT = 50;
 
-    public static $enableSparklineImages = true;
 
     /**
      * Width of the sparkline
@@ -158,9 +157,7 @@ private function setSparklineColors($sparkline) {
     }
 
     public function render() {
-        if (self::$enableSparklineImages) {
-            $this->sparkline->display();
-        }
+        $this->sparkline->display();
         $this->sparkline->destroy();
     }
 }
diff --git a/tests/PHPUnit/Framework/TestingEnvironmentManipulator.php b/tests/PHPUnit/Framework/TestingEnvironmentManipulator.php
index 0264274cb59..b2b89f5ba02 100644
--- a/tests/PHPUnit/Framework/TestingEnvironmentManipulator.php
+++ b/tests/PHPUnit/Framework/TestingEnvironmentManipulator.php
@@ -122,7 +122,6 @@ public function onEnvironmentBootstrapped()
         }
 
         \Piwik\Plugins\CoreVisualizations\Visualizations\Cloud::$debugDisableShuffle = true;
-        \Piwik\Visualization\Sparkline::$enableSparklineImages = true;
         \Piwik\Plugins\ExampleUI\API::$disableRandomness = true;
 
         if ($this->vars->deleteArchiveTables