Remove the Zend_Json usage in the integration test suite and framework

 - replace with direct calls to json_decode and json_encode as these are test cases

Author: dmanners

dev/tests/integration/framework/Magento/TestFramework/TestCase/AbstractController.php

@@ -268,14 +268,10 @@ protected function getCookieMessages($messageType = null)
     {
         /** @var $cookieManager CookieManagerInterface */
         $cookieManager = $this->_objectManager->get(CookieManagerInterface::class);
-        try {
-            $messages = \Zend_Json::decode(
-                $cookieManager->getCookie(MessagePlugin::MESSAGES_COOKIES_NAME, \Zend_Json::encode([]))
-            );
-            if (!is_array($messages)) {
-                $messages = [];
-            }
-        } catch (\Zend_Json_Exception $e) {
+        $messages = json_decode(
+            $cookieManager->getCookie(MessagePlugin::MESSAGES_COOKIES_NAME, json_encode([]))
+        );
+        if (!is_array($messages)) {
             $messages = [];
         }
 

dev/tests/integration/framework/tests/unit/testsuite/Magento/Test/TestCase/ControllerAbstractTest.php

@@ -244,6 +244,6 @@ private function addSessionMessages()
 
         $this->cookieManagerMock->expects($this->any())
             ->method('getCookie')
-            ->willReturn(\Zend_Json::encode($cookieMessages));
+            ->willReturn(json_encode($cookieMessages));
     }
 }

dev/tests/integration/testsuite/Magento/Email/Model/TemplateTest.php

@@ -108,7 +108,7 @@ public function testLoadDefault()
         $this->assertNotEmpty($this->model->getTemplateText());
         $this->assertNotEmpty($this->model->getTemplateSubject());
         $this->assertNotEmpty($this->model->getOrigTemplateVariables());
-        $this->assertInternalType('array', \Zend_Json::decode($this->model->getOrigTemplateVariables()));
+        $this->assertInternalType('array', json_decode($this->model->getOrigTemplateVariables()));
     }
 
     /**

dev/tests/integration/testsuite/Magento/ImportExport/Block/Adminhtml/Import/Edit/BeforeTest.php

@@ -93,7 +93,7 @@ protected function setUp()
     public function testGetEntityBehaviors()
     {
         $actualEntities = $this->_model->getEntityBehaviors();
-        $expectedEntities = \Zend_Json::encode($this->_expectedEntities);
+        $expectedEntities = json_encode($this->_expectedEntities);
         $this->assertEquals($expectedEntities, $actualEntities);
     }
 
@@ -105,7 +105,7 @@ public function testGetEntityBehaviors()
     public function testGetUniqueBehaviors()
     {
         $actualBehaviors = $this->_model->getUniqueBehaviors();
-        $expectedBehaviors = \Zend_Json::encode($this->_expectedBehaviors);
+        $expectedBehaviors = json_encode($this->_expectedBehaviors);
         $this->assertEquals($expectedBehaviors, $actualBehaviors);
     }
 }