added config test

tests/libraries/icms/ConfigTest.php

@@ -0,0 +1,59 @@
+<?php
+
+namespace ImpressCMS\Tests\Libraries\ICMS;
+
+class ConfigTest extends \PHPUnit_Framework_TestCase {
+
+    /**
+     * Tests availability
+     */
+    public function testAvailability() {    
+       foreach (['category', 'Item', 'option'] as $name) {
+           foreach (['Handler' => 'icms_ipf_Handler', 'Object' => 'icms_ipf_Object'] as $type => $instanecOfType) {
+               $class = 'icms_config_' . $name . '_' . $type;
+               $this->assertTrue(class_exists($class, true), $class . " class doesn't exist");
+
+               $instance = $this->getMockBuilder($class)
+                       ->disableOriginalConstructor()
+                       ->getMock();
+               $this->assertInternalType('object', $instance, $class. " is not an object");
+               $this->assertTrue($instance instanceof $instanecOfType, $class . ' doesn\'t extend ' . $instanecOfType);
+           }
+       }
+
+       $this->assertTrue(class_exists('icms_config_Handler', true), "icms_config_Handler auth method doesn't exists");
+       $instance = $this->getMockBuilder('icms_config_Handler')
+                       ->disableOriginalConstructor()
+                       ->getMock();
+       $this->assertInternalType('object', $instance, "icms_config_Handler auth method doesn't exists");
+    }
+
+    /**
+     * Tests if config category is ok
+     */
+    public function testConfigHandler() {
+        $this->assertTrue(method_exists('icms_config_Handler', 'service'), 'service() method for config handler doesn\'t exist');
+        $service = \icms_config_Handler::service();
+        $this->assertTrue($service instanceof \icms_config_Handler, 'service method can\'t create good instance');
+        foreach ([ 'createConfig', 'getConfig', 'insertConfig', 'deleteConfig', 'getConfigs', 'getConfigCount', 'getConfigsByCat', 'createConfigOption', 'getConfigOption', 'getConfigOptions', 'getConfigOptionsCount', 'getConfigList' ] as $method) {
+            $this->assertTrue(method_exists($service, $method), $method . ' doesm\'t exists');
+        }        
+    }
+
+    /**
+     * Tests if config category is ok
+     */
+    public function testConfigCategoryConstants() {
+        $class = new \ReflectionClass('icms_config_Handler');
+        $cat_constants_count = 0;        
+        foreach ($class->getConstants() as $name => $value) {
+            if (substr($name, 0, 4) != 'CAT_') {
+                continue;
+            }
+            $cat_constants_count++;  
+            $this->assertInternalType('int', $value, $name . ' constant value is not of int type');
+        }
+        $this->assertGreaterThan(1, $cat_constants_count, 'No CATEGORY_* constants found in icms_config_category_Handler');
+    }
+
+}