1 files changed, 123 insertions, 0 deletions
diff --git a/activesupport/test/logger_test.rb b/activesupport/test/logger_test.rb
new file mode 100644
index 0000000000..eedeca30a8
--- /dev/null
+++ b/activesupport/test/logger_test.rb
@@ -0,0 +1,123 @@
+require 'abstract_unit'
+require 'multibyte_test_helpers'
+require 'stringio'
+require 'fileutils'
+require 'tempfile'
+
+class LoggerTest < ActiveSupport::TestCase
+  include MultibyteTestHelpers
+
+  Logger = ActiveSupport::Logger
+
+  def setup
+    @message = "A debug message"
+    @integer_message = 12345
+    @output  = StringIO.new
+    @logger  = Logger.new(@output)
+  end
+
+  def test_write_binary_data_to_existing_file
+    t = Tempfile.new ['development', 'log']
+    t.binmode
+    t.write 'hi mom!'
+    t.close
+
+    f = File.open(t.path, 'w')
+    f.binmode
+
+    logger = Logger.new f
+    logger.level = Logger::DEBUG
+
+    str = "\x80"
+    str.force_encoding("ASCII-8BIT")
+
+    logger.add Logger::DEBUG, str
+  ensure
+    logger.close
+    t.close true
+  end
+
+  def test_write_binary_data_create_file
+    fname = File.join Dir.tmpdir, 'lol', 'rofl.log'
+    FileUtils.mkdir_p File.dirname(fname)
+    f = File.open(fname, 'w')
+    f.binmode
+
+    logger = Logger.new f
+    logger.level = Logger::DEBUG
+
+    str = "\x80"
+    str.force_encoding("ASCII-8BIT")
+
+    logger.add Logger::DEBUG, str
+  ensure
+    logger.close
+    File.unlink fname
+  end
+
+  def test_should_log_debugging_message_when_debugging
+    @logger.level = Logger::DEBUG
+    @logger.add(Logger::DEBUG, @message)
+    assert @output.string.include?(@message)
+  end
+
+  def test_should_not_log_debug_messages_when_log_level_is_info
+    @logger.level = Logger::INFO
+    @logger.add(Logger::DEBUG, @message)
+    assert ! @output.string.include?(@message)
+  end
+
+  def test_should_add_message_passed_as_block_when_using_add
+    @logger.level = Logger::INFO
+    @logger.add(Logger::INFO) {@message}
+    assert @output.string.include?(@message)
+  end
+
+  def test_should_add_message_passed_as_block_when_using_shortcut
+    @logger.level = Logger::INFO
+    @logger.info {@message}
+    assert @output.string.include?(@message)
+  end
+
+  def test_should_convert_message_to_string
+    @logger.level = Logger::INFO
+    @logger.info @integer_message
+    assert @output.string.include?(@integer_message.to_s)
+  end
+
+  def test_should_convert_message_to_string_when_passed_in_block
+    @logger.level = Logger::INFO
+    @logger.info {@integer_message}
+    assert @output.string.include?(@integer_message.to_s)
+  end
+
+  def test_should_not_evaluate_block_if_message_wont_be_logged
+    @logger.level = Logger::INFO
+    evaluated = false
+    @logger.add(Logger::DEBUG) {evaluated = true}
+    assert evaluated == false
+  end
+
+  def test_should_not_mutate_message
+    message_copy = @message.dup
+    @logger.info @message
+    assert_equal message_copy, @message
+  end
+
+  def test_should_know_if_its_loglevel_is_below_a_given_level
+    Logger::Severity.constants.each do |level|
+      next if level.to_s == 'UNKNOWN'
+      @logger.level = Logger::Severity.const_get(level) - 1
+      assert @logger.send("#{level.downcase}?"), "didn't know if it was #{level.downcase}? or below"
+    end
+  end
+
+  def test_buffer_multibyte
+    @logger.info(UNICODE_STRING)
+    @logger.info(BYTE_STRING)
+    assert @output.string.include?(UNICODE_STRING)
+    byte_string = @output.string.dup
+    byte_string.force_encoding("ASCII-8BIT")
+    assert byte_string.include?(BYTE_STRING)
+  end
+end