Checkout of Instiki Trunk 1/21/2007.

vendor/rails/activesupport/test/clean_logger_test.rb

@@ -0,0 +1,82 @@
+require 'test/unit'
+require 'stringio'
+require File.dirname(__FILE__) + '/../lib/active_support/clean_logger'
+require File.dirname(__FILE__) + '/../lib/active_support/core_ext/kernel.rb' unless defined? silence_warnings
+
+class CleanLoggerTest < Test::Unit::TestCase
+  def setup
+    @out = StringIO.new
+    @logger = Logger.new(@out)
+  end
+
+  def test_format_message
+    @logger.error 'error'
+    assert_equal "error\n", @out.string
+  end
+
+  def test_silence
+    # Without yielding self.
+    @logger.silence do
+      @logger.debug  'debug'
+      @logger.info   'info'
+      @logger.warn   'warn'
+      @logger.error  'error'
+      @logger.fatal  'fatal'
+    end
+
+    # Yielding self.
+    @logger.silence do |logger|
+      logger.debug  'debug'
+      logger.info   'info'
+      logger.warn   'warn'
+      logger.error  'error'
+      logger.fatal  'fatal'
+    end
+
+    # Silencer off.
+    Logger.silencer = false
+    @logger.silence do |logger|
+      logger.warn   'unsilenced'
+    end
+    Logger.silencer = true
+
+    assert_equal "error\nfatal\nerror\nfatal\nunsilenced\n", @out.string
+  end
+end
+
+class CleanLogger_182_to_183_Test < Test::Unit::TestCase
+  def setup
+    silence_warnings do
+      if Logger.method_defined?(:formatter=)
+        Logger.send(:alias_method, :hide_formatter=, :formatter=)
+        Logger.send(:undef_method, :formatter=)
+      else
+        Logger.send(:define_method, :formatter=) { }
+      end
+      load File.dirname(__FILE__) + '/../lib/active_support/clean_logger.rb'
+    end
+
+    @out = StringIO.new
+    @logger = Logger.new(@out)
+    @logger.progname = 'CLEAN LOGGER TEST'
+  end
+
+  def teardown
+    silence_warnings do
+      if Logger.method_defined?(:hide_formatter=)
+        Logger.send(:alias_method, :formatter=, :hide_formatter=)
+      else
+        Logger.send(:undef_method, :formatter=)
+      end
+      load File.dirname(__FILE__) + '/../lib/active_support/clean_logger.rb'
+    end
+  end
+
+  # Since we've fooled Logger into thinking we're on 1.8.2 if we're on 1.8.3
+  # and on 1.8.3 if we're on 1.8.2, it'll define format_message with the
+  # wrong order of arguments and therefore print progname instead of msg.
+  def test_format_message_with_faked_version
+    @logger.error 'error'
+    assert_equal "CLEAN LOGGER TEST\n", @out.string
+  end
+end