another fix for #292

lib/savon/config.rb

@@ -21,7 +21,7 @@ def logger=(logger)
     end
 
     def log_level=(level)
-      _logger.level = log_level
+      _logger.level = level
     end
 
     def log=(log)

spec/savon/config_spec.rb

@@ -2,19 +2,37 @@
 
 describe Savon::Config do
 
-  describe "#clone" do
-    subject do
-      config = Savon::Config.new
-      config._logger = Savon::Logger.new
-      config
-    end
+  let(:config) {
+    config = Savon::Config.new
+    config._logger = Savon::Logger.new
+    config
+  }
 
+  describe "#clone" do
     it "clones the logger" do
-      logger = subject.logger
-      clone = subject.clone
+      logger = config.logger
+      clone = config.clone
 
       logger.should_not equal(clone.logger)
     end
   end
 
+  it "allows to change the logger" do
+    logger = Logger.new("/dev/null")
+    config.logger = logger
+    config._logger.subject.should equal(logger)
+  end
+
+  it "allows to change the log level" do
+    config.log_level = :info
+    config._logger.level.should == :info
+  end
+
+  it "allows to enable/disable logging" do
+    config.log = false
+    config._logger.should be_a(Savon::NullLogger)
+    config.log = true
+    config._logger.should be_a(Savon::Logger)
+  end
+
 end