Adds a method to temporarily override configuration settings.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4949 e93f8b46-1217-0410-a6f0-8f06a7374b81

Adds a method to temporarily override configuration settings.
git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@4949 e93f8b46-1217-0410-a6f0-8f06a7374b81
b5d25938 · Jean-Philippe Lang · Eric Davis · d2886124 · b5d25938 · b5d25938
Commit b5d25938 authored Feb 25, 2011 by Jean-Philippe Lang Committed by Eric Davis Apr 16, 2011
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configuration.rb lib/redmine/configuration.rb +10 -0

configuration_test.rb test/unit/lib/redmine/configuration_test.rb +9 -0

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--- a/lib/redmine/configuration.rb
+++ b/lib/redmine/configuration.rb
@@ -70,6 +70,16 @@ module Redmine
        @config[name]
      end
      
+      # Yields a block with the specified hash configuration settings
+      def with(settings)
+        settings.stringify_keys!
+        load unless @config
+        was = settings.keys.inject({}) {|h,v| h[v] = @config[v]; h}
+        @config.merge! settings
+        yield if block_given?
+        @config.merge! was
+      end
+      
      private
      
      def load_from_yaml(filename, env)

--- a/test/unit/lib/redmine/configuration_test.rb
+++ b/test/unit/lib/redmine/configuration_test.rb
@@ -41,6 +41,15 @@ class Redmine::ConfigurationTest < ActiveSupport::TestCase
    assert_equal 'bar', @conf['somesetting']
  end
  
+  def test_with
+    load_conf('default.yml', 'test')
+    assert_equal 'foo', @conf['somesetting']
+    @conf.with 'somesetting' => 'bar' do
+      assert_equal 'bar', @conf['somesetting']
+    end
+    assert_equal 'foo', @conf['somesetting']
+  end
+  
  private
  
  def load_conf(file, env)