! Added new type of configuration constraint\

# Fixed issue in abstract for default value check

app/code/community/EcomDev/PHPUnit/Test/Case/Config.php

@@ -63,6 +63,23 @@ abstract class EcomDev_PHPUnit_Test_Case_Config extends EcomDev_PHPUnit_Test_Cas
             new EcomDev_PHPUnit_Constraint_Config_Module($moduleName, $type, $expectedValue)
         );
     }
+    
+    /**
+     * A new constraint for checking resources node
+     *
+     * @param string $moduleName
+     * @param string $type
+     * @param string|null $expectedValue
+     * @return EcomDev_PHPUnit_Constraint_Config
+     */
+    public static function configResource($moduleName, $type = EcomDev_PHPUnit_Constraint_Config_Resource::TYPE_SETUP_DEFINED, $expectedValue = null)
+    {
+        
+        return self::config(
+            new EcomDev_PHPUnit_Constraint_Config_Resource($moduleName, $type, self::app()->getConfig()->getModuleDir('', $moduleName), $expectedValue)
+        );
+    }
+    
 
     /**
      * A new constraint for checking module node
@@ -134,6 +151,94 @@ abstract class EcomDev_PHPUnit_Test_Case_Config extends EcomDev_PHPUnit_Test_Cas
         self::assertThat(Mage::getConfig(), $constraint, $message);
     }
 
+    /**
+     * Asserts that config resource for module is defined
+     *
+     *
+     * @param string $moduleName
+     * @param mixed $expectedResourceName
+     * @param string $message
+     */
+    public static function assertSetupResourceDefined($moduleName = null, $expectedResourceName = null, $message = '')
+    {
+        if ($moduleName === null) {
+            $moduleName = self::getModuleNameFromCallStack();
+        }
+        self::assertThatConfig(
+            self::configResource($moduleName, 
+                                 EcomDev_PHPUnit_Constraint_Config_Resource::TYPE_SETUP_DEFINED, 
+                                 $expectedResourceName),
+            $message
+        );
+    }
+    
+    /**
+     * Asserts that config resource for module is NOT defined
+     *
+     *
+     * @param string $moduleName
+     * @param mixed $expectedResourceName
+     * @param string $message
+     */
+    public static function assertSetupResourceNotDefined($moduleName = null, $expectedResourceName = null, $message = '')
+    {
+        if ($moduleName === null) {
+            $moduleName = self::getModuleNameFromCallStack();
+        }
+        self::assertThatConfig(
+            self::logicalNot(
+                self::configResource($moduleName, 
+                                     EcomDev_PHPUnit_Constraint_Config_Resource::TYPE_SETUP_DEFINED, 
+                                     $expectedResourceName)
+            ),
+            $message
+        );
+    }
+    
+    /**
+     * Asserts that config resource for module is defined and directory with the same name exists in module
+     *
+     *
+     * @param string $moduleName
+     * @param mixed $expectedResourceName
+     * @param string $message
+     */
+    public static function assertSetupResourceExists($moduleName = null, $expectedResourceName = null, $message = '')
+    {
+        if ($moduleName === null) {
+            $moduleName = self::getModuleNameFromCallStack();
+        }
+        self::assertThatConfig(
+            self::configResource($moduleName, 
+                                 EcomDev_PHPUnit_Constraint_Config_Resource::TYPE_SETUP_EXISTS, 
+                                 $expectedResourceName),
+            $message
+        );
+    }
+    
+    /**
+     * Asserts that config resource for module is defined and directory with the same name exists in module
+     *
+     *
+     * @param string $moduleName
+     * @param mixed $expectedResourceName
+     * @param string $message
+     */
+    public static function assertSetupResourceNotExists($moduleName = null, $expectedResourceName = null, $message = '')
+    {
+        if ($moduleName === null) {
+            $moduleName = self::getModuleNameFromCallStack();
+        }
+        self::assertThatConfig(
+            self::logicalNot(
+                self::configResource($moduleName, 
+                                     EcomDev_PHPUnit_Constraint_Config_Resource::TYPE_SETUP_EXISTS, 
+                                     $expectedResourceName)
+            ),
+            $message
+        );
+    }
+    
     /**
      * Asserts that config node value is equal to the expected value.
      *

lib/EcomDev/PHPUnit/Constraint/Abstract.php

@@ -109,6 +109,7 @@ abstract class EcomDev_PHPUnit_Constraint_Abstract
 
             // Type check
             if (isset($this->_expectedValueValidation[$type][1])
+                && $expectedValue !== null
                 && !$this->_expectedValueValidation[$type][1]($expectedValue)) {
                 throw PHPUnit_Util_InvalidArgumentHelper::factory(2, $expectedValueType, $expectedValue);
             }

lib/EcomDev/PHPUnit/Constraint/Config/Resource.php

+<?php
+/**
+ * Setup resources configuration constraint
+ *
+ */
+class EcomDev_PHPUnit_Constraint_Config_Resource
+    extends EcomDev_PHPUnit_Constraint_Config_Abstract
+{
+    const XML_PATH_RESOURCES_NODE = 'global/resources';
+
+    const TYPE_SETUP_DEFINED = 'setup_defined';
+    const TYPE_SETUP_EXISTS = 'setup_exists';
+
+    /**
+     * Name of the module for constraint
+     *
+     * @var string
+     */
+    protected $_moduleName = null;
+    
+    /**
+     * The module directory for constraint
+     *
+     * @var string
+     */
+    protected $_moduleDirectory = null;
+
+    /**
+     * Contraint for evaluation of module config node
+     *
+     * @param string $nodePath
+     * @param string $type
+     * @param string $moduleDirectory
+     * @param mixed $expectedValue
+     */
+    public function __construct($moduleName, $type, $moduleDirectory = null, $expectedValue = null)
+    {
+        $this->_expectedValueValidation += array(
+            self::TYPE_SETUP_DEFINED => array(false, 'is_string', 'string'),
+            self::TYPE_SETUP_EXISTS => array(false, 'is_string', 'string'),
+        );
+
+        $this->_typesWithDiff[] = self::TYPE_SETUP_DEFINED;
+        $this->_typesWithDiff[] = self::TYPE_SETUP_EXISTS;
+
+        parent::__construct(
+            self::XML_PATH_RESOURCES_NODE,
+            $type,
+            $expectedValue
+        );
+
+        $this->_moduleName = $moduleName;
+        $this->_moduleDirectory = $moduleDirectory;
+        
+        if ($this->_type === self::TYPE_SETUP_EXISTS 
+            && !is_dir($moduleDirectory)) {
+            throw PHPUnit_Util_InvalidArgumentHelper::factory(3, 'real directory', $moduleDirectory);
+        }
+    }
+    
+    /**
+     * Returns list of module setup resources
+     * 
+     * @param Varien_Simplexml_Element $xml
+     * @return array
+     */
+    protected function getModuleSetupResources(Varien_Simplexml_Element $xml)
+    {
+        $resourcesForModule = array(); 
+        foreach ($xml->children() as $resourceNode) {
+            if (isset($resourceNode->setup->module) 
+                && (string)$resourceNode->setup->module === $this->_moduleName) {
+                $resourcesForModule[] = $resourceNode->getName();
+            }
+        }
+        
+        return $resourcesForModule;
+    }
+    
+    /**
+     * Checks definition of expected resource name
+     *
+     * @param Varien_Simplexml_Element $other
+     */
+    protected function evaluateSetupDefined($other)
+    {
+        $moduleResources = $this->getModuleSetupResources($other);
+        
+        if ($this->_expectedValue === null) {
+            $this->_expectedValue = empty($moduleResources) ? 
+                                    strtolower($this->_moduleName) . '_setup' : 
+                                    current($moduleResources);
+        }
+        
+        $this->setActualValue($moduleResources);
+        
+        return in_array($this->_expectedValue, $this->_actualValue);
+    }
+    
+    /**
+     * Represents contraint for definition of setup resources
+     * 
+     * @return string
+     */
+    public function textSetupDefined()
+    {
+        return sprintf('contains resource definition for %s module with %s name', $this->_moduleName, $this->_expectedValue);
+    }
+    
+    /**
+     * Checks existanse and definition of expected resource name
+     *
+     * @param Varien_Simplexml_Element $other
+     */
+    protected function evaluateSetupExists($other)
+    {
+        $moduleResources = $this->getModuleSetupResources($other);
+        
+        if ($this->_expectedValue === null) {
+            $this->_expectedValue = empty($moduleResources) ? 
+                                    strtolower($this->_moduleName) . '_setup' : 
+                                    current($moduleResources);
+        }
+        
+        if (!is_dir($this->_moduleDirectory . DIRECTORY_SEPARATOR . 'sql')) {
+            $this->setActualValue(array());
+            return false;
+        }
+        
+        $dirIterator = new DirectoryIterator($this->_moduleDirectory . DIRECTORY_SEPARATOR . 'sql');
+        
+        $resourceDirectories = array();
+        
+        foreach ($dirIterator as $entry) {
+            if ($entry->isDir() && !$entry->isDot()) {
+                $resourceDirectories[] = $entry->getBasename();
+            }
+        }
+        
+        $this->setActualValue($resourceDirectories);
+        
+        return in_array($this->_expectedValue, $moduleResources) 
+               && in_array($this->_expectedValue, $this->_actualValue);
+    }
+    
+    /**
+     * Represents contraint for definition of setup resources
+     * 
+     * @return string
+     */
+    public function textSetupExists()
+    {
+        return sprintf('are defined or created directory for it in sql one of %s module with %s name', $this->_moduleName, $this->_expectedValue);
+    }
+    
+    /**
+     * Custom failure description for showing config related errors
+     * (non-PHPdoc)
+     * @see PHPUnit_Framework_Constraint::customFailureDescription()
+     */
+    protected function customFailureDescription($other, $description, $not)
+    {
+        return sprintf(
+            'Failed asserting that setup resources %s.',
+            $this->toString()
+        );
+    }
+}