Update tests/ZendTest/Cache/Storage/Adapter/CommonAdapterTest.php

Removed strict check to just make it PRS-2 compliant

Author: RWOverdijk

tests/ZendTest/Cache/Storage/Adapter/CommonAdapterTest.php

@@ -856,7 +856,7 @@ public function testTouchItemsReturnsGivenKeysIfNonWritable()
 
     public function testOptimize()
     {
-        if (($this->_storage instanceof OptimizableInterface) !== true) {
+        if (!($this->_storage instanceof OptimizableInterface)) {
             $this->markTestSkipped("Storage doesn't implement OptimizableInterface");
         }
 
@@ -897,7 +897,7 @@ public function testIterator()
 
     public function testFlush()
     {
-        if (($this->_storage instanceof FlushableInterface) !== true) {
+        if (!($this->_storage instanceof FlushableInterface)) {
             $this->markTestSkipped("Storage doesn't implement OptimizableInterface");
         }
 
@@ -913,7 +913,7 @@ public function testFlush()
 
     public function testClearByPrefix()
     {
-        if (($this->_storage instanceof ClearByPrefixInterface) !== true) {
+        if (!($this->_storage instanceof ClearByPrefixInterface)) {
             $this->markTestSkipped("Storage doesn't implement ClearByPrefixInterface");
         }
 
@@ -931,7 +931,7 @@ public function testClearByPrefix()
 
     public function testClearByNamespace()
     {
-        if (($this->_storage instanceof ClearByNamespaceInterface) !== true) {
+        if (!($this->_storage instanceof ClearByNamespaceInterface)) {
             $this->markTestSkipped("Storage doesn't implement ClearByNamespaceInterface");
         }
 
@@ -965,7 +965,7 @@ public function testClearByNamespace()
 
     public function testClearExpired()
     {
-        if (($this->_storage instanceof ClearExpiredInterface) !== true) {
+        if (!($this->_storage instanceof ClearExpiredInterface)) {
             $this->markTestSkipped("Storage doesn't implement ClearExpiredInterface");
         }
 
@@ -994,7 +994,7 @@ public function testClearExpired()
 
     public function testTagable()
     {
-        if (($this->_storage instanceof TaggableInterface) !== true) {
+        if (!($this->_storage instanceof TaggableInterface)) {
             $this->markTestSkipped("Storage doesn't implement TaggableInterface");
         }