119 lines
3.5 KiB
Ruby
119 lines
3.5 KiB
Ruby
require 'abstract_unit'
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require 'stringio'
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require 'fileutils'
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class BufferedLoggerTest < Test::Unit::TestCase
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def setup
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@message = "A debug message"
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@integer_message = 12345
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@output = StringIO.new
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@logger = ActiveSupport::BufferedLogger.new(@output)
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end
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def test_should_log_debugging_message_when_debugging
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@logger.level = Logger::DEBUG
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@logger.add(Logger::DEBUG, @message)
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assert @output.string.include?(@message)
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end
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def test_should_not_log_debug_messages_when_log_level_is_info
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@logger.level = Logger::INFO
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@logger.add(Logger::DEBUG, @message)
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assert ! @output.string.include?(@message)
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end
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def test_should_add_message_passed_as_block_when_using_add
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@logger.level = Logger::INFO
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@logger.add(Logger::INFO) {@message}
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assert @output.string.include?(@message)
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end
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def test_should_add_message_passed_as_block_when_using_shortcut
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@logger.level = Logger::INFO
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@logger.info {@message}
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assert @output.string.include?(@message)
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end
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def test_should_convert_message_to_string
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@logger.level = Logger::INFO
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@logger.info @integer_message
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assert @output.string.include?(@integer_message.to_s)
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end
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def test_should_convert_message_to_string_when_passed_in_block
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@logger.level = Logger::INFO
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@logger.info {@integer_message}
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assert @output.string.include?(@integer_message.to_s)
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end
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def test_should_not_evaluate_block_if_message_wont_be_logged
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@logger.level = Logger::INFO
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evaluated = false
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@logger.add(Logger::DEBUG) {evaluated = true}
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assert evaluated == false
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end
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def test_should_not_mutate_message
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message_copy = @message.dup
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@logger.info @message
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assert_equal message_copy, @message
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end
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[false, nil, 0].each do |disable|
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define_method "test_disabling_auto_flush_with_#{disable.inspect}_should_buffer_until_explicit_flush" do
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@logger.auto_flushing = disable
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4.times do
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@logger.info 'wait for it..'
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assert @output.string.empty?, @output.string
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end
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@logger.flush
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assert !@output.string.empty?, @logger.buffer.size
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end
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define_method "test_disabling_auto_flush_with_#{disable.inspect}_should_flush_at_max_buffer_size_as_failsafe" do
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@logger.auto_flushing = disable
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assert_equal ActiveSupport::BufferedLogger::MAX_BUFFER_SIZE, @logger.auto_flushing
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(ActiveSupport::BufferedLogger::MAX_BUFFER_SIZE - 1).times do
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@logger.info 'wait for it..'
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assert @output.string.empty?, @output.string
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end
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@logger.info 'there it is.'
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assert !@output.string.empty?, @logger.buffer.size
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end
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end
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def test_should_know_if_its_loglevel_is_below_a_given_level
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ActiveSupport::BufferedLogger::Severity.constants.each do |level|
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@logger.level = ActiveSupport::BufferedLogger::Severity.const_get(level) - 1
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assert @logger.send("#{level.downcase}?"), "didn't know if it was #{level.downcase}? or below"
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end
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end
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def test_should_auto_flush_every_n_messages
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@logger.auto_flushing = 5
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4.times do
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@logger.info 'wait for it..'
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assert @output.string.empty?, @output.string
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end
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@logger.info 'there it is.'
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assert !@output.string.empty?, @output.string
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end
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def test_should_create_the_log_directory_if_it_doesnt_exist
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tmp_directory = File.join(File.dirname(__FILE__), "tmp")
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log_file = File.join(tmp_directory, "development.log")
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assert !File.exist?(tmp_directory)
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@logger = ActiveSupport::BufferedLogger.new(log_file)
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assert File.exist?(tmp_directory)
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ensure
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FileUtils.rm_rf(tmp_directory)
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end
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end
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