[aws|elasticache] change parameters for describe_cache_security_groups to ruby-friendly values

lib/fog/aws/models/elasticache/security_groups.rb

@@ -17,7 +17,7 @@ module Fog
         def get(identity)
           new(
             connection.describe_cache_security_groups(
-              'CacheSecurityGroupName' => identity
+              identity
             ).body['CacheSecurityGroups'].first
           )
         rescue Fog::AWS::Elasticache::NotFound

lib/fog/aws/requests/elasticache/create_cache_cluster.rb

@@ -8,8 +8,8 @@ module Fog
         #
         # === Required Parameters
         # * id <~String> - A unique cluster ID - 20 characters max.
-        # === Optional Parameters (passed into the options hash)
-        # * options <~Hash> - The all parameters should be set in this Hash:
+        # === Optional Parameters
+        # * options <~Hash> - All optional parameters should be set in this Hash:
         #   * :node_type <~String> - The size (flavor) of the cache Nodes
         #   * :security_group_names <~Array> - Array of Elasticache::SecurityGroup names
         #   * :num_nodes <~Integer> - The number of nodes in the Cluster
@@ -39,7 +39,7 @@ module Fog
             'CacheClusterId'  => id,
             'CacheNodeType'   => options[:node_type]  || 'cache.m1.large',
             'Engine'          => options[:engine]     || 'memcached',
-            'NumCacheNodes'   => options[:num_nodes]  || 1 ,
+            'NumCacheNodes'   => options[:num_nodes]  || 1,
             'AutoMinorVersionUpgrade'     => options[:auto_minor_version_upgrade],
             'CacheParameterGroupName'     => options[:parameter_group_name],
             'EngineVersion'               => options[:engine_version],

lib/fog/aws/requests/elasticache/describe_cache_security_groups.rb

@@ -7,17 +7,17 @@ module Fog
 
         # Returns a list of CacheSecurityGroup descriptions
         #
-        # === Parameters
+        # === Parameters (optional)
+        # * name <~String> - The name of an existing cache security group
         # * options <~Hash> (optional):
-        # *  CacheSecurityGroupName<~String> - The name of the cache security group
-        # *  Marker <~String> - marker provided in the previous request
-        # *  MaxRecords <~String> - the maximum number of records to include
-        # === Returns
-        # * response <~Excon::Response>:
-        #   * body <~Hash>
-        def describe_cache_security_groups(options = {})
+        # *  :marker <~String> - marker provided in the previous request
+        # *  :max_records <~Integer> - the maximum number of records to include
+        def describe_cache_security_groups(name = nil, options = {})
           request({
-            'Action' => 'DescribeCacheSecurityGroups',
+            'Action'                  => 'DescribeCacheSecurityGroups',
+            'CacheSecurityGroupName'  => name,
+            'Marker'                  => options[:marker],
+            'MaxRecords'              => options[:max_records],
             :parser => Fog::Parsers::AWS::Elasticache::DescribeSecurityGroups.new
           }.merge(options))
         end
@@ -25,7 +25,7 @@ module Fog
       end
 
       class Mock
-        def describe_cache_security_groups
+        def describe_cache_security_groups(name = nil, options = {})
           Fog::Mock.not_implemented
         end
       end

tests/aws/requests/elasticache/security_group_tests.rb

@@ -32,9 +32,7 @@ Shindo.tests('AWS::Elasticache | security group requests', ['aws', 'elasticache'
     tests(
     '#describe_cache_security_groups with name'
     ).formats(AWS::Elasticache::Formats::DESCRIBE_SECURITY_GROUPS) do
-      body = AWS[:elasticache].describe_cache_security_groups(
-        'CacheSecurityGroupName' => name
-      ).body
+      body = AWS[:elasticache].describe_cache_security_groups(name).body
       returns(1, "size of 1") { body['CacheSecurityGroups'].size }
       returns(name, "has #{name}") do
         body['CacheSecurityGroups'].first['CacheSecurityGroupName']
@@ -68,9 +66,8 @@ Shindo.tests('AWS::Elasticache | security group requests', ['aws', 'elasticache'
 
       # Wait for the state to be active
       Fog.wait_for do
-        group = AWS[:elasticache].describe_cache_security_groups(
-          'CacheSecurityGroupName' => name
-        ).body['CacheSecurityGroups'].first
+        response = AWS[:elasticache].describe_cache_security_groups(name)
+        group = response.body['CacheSecurityGroups'].first
         group['EC2SecurityGroups'].all? {|ec2| ec2['Status'] == 'authorized'}
       end
 
@@ -91,7 +88,6 @@ Shindo.tests('AWS::Elasticache | security group requests', ['aws', 'elasticache'
         body
       end
 
-
       ec2_group.destroy
     end