Should fix tests.

app/Support/CacheProperties.php

@@ -4,6 +4,7 @@ namespace FireflyIII\Support;
 
 
 use Auth;
+use Cache;
 use Carbon\Carbon;
 use Illuminate\Database\Eloquent\Collection as EloquentCollection;
 use Illuminate\Support\Collection;
@@ -17,6 +18,8 @@ use Preferences as Prefs;
 class CacheProperties
 {
 
+    /** @var  string */
+    protected $md5 = '';
     /** @var Collection */
     protected $properties;
 
@@ -38,39 +41,62 @@ class CacheProperties
         $this->properties->push($property);
     }
 
+    /**
+     * @return mixed
+     */
+    public function get()
+    {
+        return Cache::get($this->md5);
+    }
 
     /**
      * @return string
      */
-    public function md5()
+    public function getMd5()
+    {
+        return $this->md5;
+    }
+
+    /**
+     * @return bool
+     */
+    public function has()
+    {
+        $this->md5();
+
+        return Cache::has($this->md5);
+    }
+
+    /**
+     * @return void
+     */
+    private function md5()
     {
-        $string = '';
-        //Log::debug('--- building string ---');
         foreach ($this->properties as $property) {
 
             if ($property instanceof Collection || $property instanceof EloquentCollection) {
-                $string .= print_r($property->toArray(), true);
+                $this->md5 .= print_r($property->toArray(), true);
                 continue;
             }
             if ($property instanceof Carbon) {
-                $string .= $property->toRfc3339String();
+                $this->md5 .= $property->toRfc3339String();
                 continue;
             }
 
             if (is_array($property)) {
-                $string .= print_r($property, true);
+                $this->md5 .= print_r($property, true);
                 continue;
             }
 
             if (is_object($property)) {
-                $string .= $property->__toString();
+                $this->md5 .= $property->__toString();
             }
             if (is_array($property)) {
-                $string .= print_r($property, true);
+                $this->md5 .= print_r($property, true);
             }
-            $string .= (string)$property;
+            $this->md5 .= (string)$property;
         }
 
-        return md5($string);
+        $this->md5 = md5($this->md5);
     }
 }

app/Support/Steam.php

@@ -30,10 +30,10 @@ class Steam
         $properties->addProperty('balance');
         $properties->addProperty($date);
         $properties->addProperty($ignoreVirtualBalance);
-        $md5 = $properties->md5();
-        if (Cache::has($md5)) {
-            return Cache::get($md5);
+        if ($properties->has()) {
+            return $properties->get();
         }
+        $md5 = $properties->getMd5();
 
 
         // find the first known transaction on this account:

app/Support/Twig/Journal.php

@@ -33,10 +33,10 @@ class Journal extends Twig_Extension
             $prop = new CacheProperties();
             $prop->addProperty($journal->id);
             $prop->addProperty('typeIcon');
-            $md5 = $prop->md5();
-            if (Cache::has($md5)) {
-                return Cache::get($md5);
+            if ($prop->has()) {
+                return $prop->get();
             }
+            $md5 = $prop->getMd5();
 
             $type = $journal->transactionType->type;