memory usage at unit test reduced

tests/TestCase.php

@@ -2,6 +2,7 @@
 
 namespace yiiunit;
 
+use Yii;
 use yii\helpers\ArrayHelper;
 
 /**
@@ -12,6 +13,16 @@ abstract class TestCase extends \PHPUnit\Framework\TestCase
     public static $params;
 
     /**
+     * Clean up after test case.
+     */
+    public static function tearDownAfterClass()
+    {
+        parent::tearDownAfterClass();
+        $logger = Yii::getLogger();
+        $logger->flush();
+    }
+
+    /**
      * Returns a test configuration param from /data/config.php
      * @param  string $name params name
      * @param  mixed $default default value to use when param is not set.

tests/framework/base/ComponentTest.php

@@ -38,6 +38,8 @@ class ComponentTest extends TestCase
     {
         parent::tearDown();
         $this->component = null;
+        gc_enable();
+        gc_collect_cycles();
     }
 
     public function testClone()

tests/framework/di/ContainerTest.php

@@ -28,6 +28,12 @@ use yii\validators\NumberValidator;
  */
 class ContainerTest extends TestCase
 {
+    protected function tearDown()
+    {
+        parent::tearDown();
+        Yii::$container = new Container();
+    }
+
     public function testDefault()
     {
         $namespace = __NAMESPACE__ . '\stubs';

tests/framework/di/InstanceTest.php

@@ -21,9 +21,15 @@ use yiiunit\TestCase;
  */
 class InstanceTest extends TestCase
 {
+    protected function tearDown()
+    {
+        parent::tearDown();
+        Yii::$container = new Container();
+    }
+
     public function testOf()
     {
-        $container = new Container;
+        $container = new Container();
         $className = Component::className();
         $instance = Instance::of($className);
 
@@ -35,7 +41,7 @@ class InstanceTest extends TestCase
 
     public function testEnsure()
     {
-        $container = new Container;
+        $container = new Container();
         $container->set('db', [
             'class' => 'yii\db\Connection',
             'dsn' => 'test',
@@ -70,7 +76,7 @@ class InstanceTest extends TestCase
 
     public function testEnsure_WithoutType()
     {
-        $container = new Container;
+        $container = new Container();
         $container->set('db', [
             'class' => 'yii\db\Connection',
             'dsn' => 'test',

tests/framework/di/ServiceLocatorTest.php

@@ -35,7 +35,7 @@ class ServiceLocatorTest extends TestCase
     public function testCallable()
     {
         // anonymous function
-        $container = new ServiceLocator;
+        $container = new ServiceLocator();
         $className = TestClass::className();
         $container->set($className, function () {
             return new TestClass([
@@ -49,7 +49,7 @@ class ServiceLocatorTest extends TestCase
         $this->assertEquals(200, $object->prop2);
 
         // static method
-        $container = new ServiceLocator;
+        $container = new ServiceLocator();
         $className = TestClass::className();
         $container->set($className, [__NAMESPACE__ . "\\Creator", 'create']);
         $object = $container->get($className);
@@ -60,7 +60,7 @@ class ServiceLocatorTest extends TestCase
 
     public function testObject()
     {
-        $object = new TestClass;
+        $object = new TestClass();
         $className = TestClass::className();
         $container = new ServiceLocator;
         $container->set($className, $object);
@@ -70,7 +70,7 @@ class ServiceLocatorTest extends TestCase
     public function testShared()
     {
         // with configuration: shared
-        $container = new ServiceLocator;
+        $container = new ServiceLocator();
         $className = TestClass::className();
         $container->set($className, [
             'class' => $className,

tests/framework/filters/AccessRuleTest.php

@@ -67,9 +67,10 @@ class AccessRuleTest extends \yiiunit\TestCase
     }
 
     /**
-     * @return BaseManager
+     * @return \yii\rbac\BaseManager
      */
-    protected function mockAuthManager() {
+    protected function mockAuthManager()
+    {
         $auth = new MockAuthManager();
         // add "createPost" permission
         $createPost = $auth->createPermission('createPost');
@@ -180,7 +181,6 @@ class AccessRuleTest extends \yiiunit\TestCase
         $this->assertEquals($expected, $rule->allows($action, $user, $request));
     }
 
-
     public function testMatchVerb()
     {
         $action = $this->mockAction();
@@ -334,5 +334,4 @@ class AccessRuleTest extends \yiiunit\TestCase
         $rule->allow = false;
         $this->assertNull($rule->allows($action, $user, $request));
     }
-
 }

tests/framework/filters/HttpCacheTest.php

@@ -22,7 +22,7 @@ class HttpCacheTest extends \yiiunit\TestCase
 
     public function testDisabled()
     {
-        $httpCache = new HttpCache;
+        $httpCache = new HttpCache();
         $this->assertTrue($httpCache->beforeAction(null));
         $httpCache->enabled=false;
         $this->assertTrue($httpCache->beforeAction(null));
@@ -30,7 +30,7 @@ class HttpCacheTest extends \yiiunit\TestCase
 
     public function testEmptyPragma()
     {
-        $httpCache = new HttpCache;
+        $httpCache = new HttpCache();
         $httpCache->etagSeed = function($action, $params) {
             return '';
         };
@@ -45,7 +45,7 @@ class HttpCacheTest extends \yiiunit\TestCase
      */
     public function testValidateCache()
     {
-        $httpCache = new HttpCache;
+        $httpCache = new HttpCache();
         $method = new \ReflectionMethod($httpCache, 'validateCache');
         $method->setAccessible(true);
 
@@ -75,7 +75,7 @@ class HttpCacheTest extends \yiiunit\TestCase
      */
     public function testGenerateEtag()
     {
-        $httpCache = new HttpCache;
+        $httpCache = new HttpCache();
         $httpCache->weakEtag = false;
 
         $httpCache->etagSeed = function($action, $params) {