From 8f231e1eeff8afc71193a5dccdb2916cbc9eab2f Mon Sep 17 00:00:00 2001
From: drbrain <drbrain@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 17 May 2012 21:14:24 +0000
Subject: * ext/syslog/lib/syslog/logger.rb:  Added Syslog::Logger which was  
 ported from the SyslogLogger gem.  [ruby-trunk - Feature #5096] * NEWS: 
 ditto. * test/syslog/test_syslog_logger.rb:  ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35682 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/syslog/test_syslog_logger.rb | 507 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 507 insertions(+)
 create mode 100644 test/syslog/test_syslog_logger.rb

(limited to 'test/syslog')

diff --git a/test/syslog/test_syslog_logger.rb b/test/syslog/test_syslog_logger.rb
new file mode 100644
index 0000000000..9224296540
--- /dev/null
+++ b/test/syslog/test_syslog_logger.rb
@@ -0,0 +1,507 @@
+require 'test/unit'
+require 'tempfile'
+require 'syslog/logger'
+
+# These tests ensure Syslog::Logger works like Logger
+
+class TestSyslogRootLogger < Test::Unit::TestCase
+
+  module MockSyslog
+    LEVEL_LABEL_MAP = {}
+
+    class << self
+
+      @line = nil
+
+      %w[ALERT ERR WARNING NOTICE INFO DEBUG].each do |name|
+        level = Syslog.const_get("LOG_#{name}")
+        LEVEL_LABEL_MAP[level] = name
+
+        eval <<-EOM
+          def #{name.downcase}(format, *args)
+            log(#{level}, format, *args)
+          end
+        EOM
+      end
+
+      def log(level, format, *args)
+        @line = "#{LEVEL_LABEL_MAP[level]} - \#{format % args}"
+      end
+
+      attr_reader :line
+      attr_reader :program_name
+
+      def open(program_name)
+        @program_name = program_name
+      end
+
+      def reset
+        @line = ''
+      end
+
+    end
+  end
+
+  Syslog::Logger.syslog = MockSyslog
+
+  LEVEL_LABEL_MAP = {
+    Logger::DEBUG => 'DEBUG',
+    Logger::INFO => 'INFO',
+    Logger::WARN => 'WARN',
+    Logger::ERROR => 'ERROR',
+    Logger::FATAL => 'FATAL',
+    Logger::UNKNOWN => 'ANY',
+  }
+
+  def setup
+    @logger = Logger.new(nil)
+  end
+
+  class Log
+    attr_reader :line, :label, :datetime, :pid, :severity, :progname, :msg
+    def initialize(line)
+      @line = line
+      /\A(\w+), \[([^#]*)#(\d+)\]\s+(\w+) -- (\w*): ([\x0-\xff]*)/ =~ @line
+      @label, @datetime, @pid, @severity, @progname, @msg = $1, $2, $3, $4, $5, $6
+    end
+  end
+
+  def log_add(severity, msg, progname = nil, &block)
+    log(:add, severity, msg, progname, &block)
+  end
+
+  def log(msg_id, *arg, &block)
+    Log.new(log_raw(msg_id, *arg, &block))
+  end
+
+  def log_raw(msg_id, *arg, &block)
+    logdev = Tempfile.new(File.basename(__FILE__) + '.log')
+    @logger.instance_eval { @logdev = Logger::LogDevice.new(logdev) }
+    assert_equal true, @logger.__send__(msg_id, *arg, &block)
+    logdev.open
+    msg = logdev.read
+    logdev.close
+    msg
+  end
+
+  def test_initialize
+    assert_equal Logger::DEBUG, @logger.level
+  end
+
+  def test_add
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR],   msg.severity
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN],    msg.severity
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO],    msg.severity
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::DEBUG],   msg.severity
+  end
+
+  def test_add_level_unknown
+    @logger.level = Logger::UNKNOWN
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal '', msg.line
+  end
+
+  def test_add_level_fatal
+    @logger.level = Logger::FATAL
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal '', msg.line
+  end
+
+  def test_add_level_error
+    @logger.level = Logger::ERROR
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR],   msg.severity
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal '', msg.line
+  end
+
+  def test_add_level_warn
+    @logger.level = Logger::WARN
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR],   msg.severity
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN],   msg.severity
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal '', msg.line
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal '', msg.line
+  end
+
+  def test_add_level_info
+    @logger.level = Logger::INFO
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR],   msg.severity
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN],    msg.severity
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO],    msg.severity
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal '', msg.line
+  end
+
+  def test_add_level_debug
+    @logger.level = Logger::DEBUG
+
+    msg = log_add nil,           'unknown level message' # nil == unknown
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    msg = log_add Logger::FATAL, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL],   msg.severity
+
+    msg = log_add Logger::ERROR, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR],   msg.severity
+
+    msg = log_add Logger::WARN,  'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN],    msg.severity
+
+    msg = log_add Logger::INFO,  'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO],    msg.severity
+
+    msg = log_add Logger::DEBUG, 'debug level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::DEBUG],   msg.severity
+  end
+
+  def test_unknown
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::FATAL
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::ERROR
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::WARN
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::INFO
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+
+    @logger.level = Logger::DEBUG
+    msg = log :unknown, 'unknown level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::UNKNOWN], msg.severity
+  end
+
+  def test_fatal
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :fatal, 'fatal level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::FATAL
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+
+    @logger.level = Logger::ERROR
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+
+    @logger.level = Logger::WARN
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+
+    @logger.level = Logger::INFO
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+
+    @logger.level = Logger::DEBUG
+    msg = log :fatal, 'fatal level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::FATAL], msg.severity
+  end
+
+  def test_fatal_eh
+    @logger.level = Logger::FATAL
+    assert_equal true, @logger.fatal?
+
+    @logger.level = Logger::UNKNOWN
+    assert_equal false, @logger.fatal?
+  end
+
+  def test_error
+    msg = log :error, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :error, 'error level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::FATAL
+    msg = log :error, 'error level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::ERROR
+    msg = log :error, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR], msg.severity
+
+    @logger.level = Logger::WARN
+    msg = log :error, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR], msg.severity
+
+    @logger.level = Logger::INFO
+    msg = log :error, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR], msg.severity
+
+    @logger.level = Logger::DEBUG
+    msg = log :error, 'error level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::ERROR], msg.severity
+  end
+
+  def test_error_eh
+    @logger.level = Logger::ERROR
+    assert_equal true, @logger.error?
+
+    @logger.level = Logger::FATAL
+    assert_equal false, @logger.error?
+  end
+
+  def test_warn
+    msg = log :warn, 'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :warn, 'warn level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::FATAL
+    msg = log :warn, 'warn level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::ERROR
+    msg = log :warn, 'warn level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::WARN
+    msg = log :warn, 'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN], msg.severity
+
+    @logger.level = Logger::INFO
+    msg = log :warn, 'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN], msg.severity
+
+    @logger.level = Logger::DEBUG
+    msg = log :warn, 'warn level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::WARN], msg.severity
+  end
+
+  def test_warn_eh
+    @logger.level = Logger::WARN
+    assert_equal true, @logger.warn?
+
+    @logger.level = Logger::ERROR
+    assert_equal false, @logger.warn?
+  end
+
+  def test_info
+    msg = log :info, 'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :info, 'info level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::FATAL
+    msg = log :info, 'info level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::ERROR
+    msg = log :info, 'info level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::WARN
+    msg = log :info, 'info level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::INFO
+    msg = log :info, 'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO], msg.severity
+
+    @logger.level = Logger::DEBUG
+    msg = log :info, 'info level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::INFO], msg.severity
+  end
+
+  def test_info_eh
+    @logger.level = Logger::INFO
+    assert_equal true, @logger.info?
+
+    @logger.level = Logger::WARN
+    assert_equal false, @logger.info?
+  end
+
+  def test_debug
+    msg = log :debug, 'debug level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::DEBUG], msg.severity
+
+    @logger.level = Logger::UNKNOWN
+    msg = log :debug, 'debug level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::FATAL
+    msg = log :debug, 'debug level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::ERROR
+    msg = log :debug, 'debug level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::WARN
+    msg = log :debug, 'debug level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::INFO
+    msg = log :debug, 'debug level message'
+    assert_equal '', msg.line
+
+    @logger.level = Logger::DEBUG
+    msg = log :debug, 'debug level message'
+    assert_equal LEVEL_LABEL_MAP[Logger::DEBUG], msg.severity
+  end
+
+  def test_debug_eh
+    @logger.level = Logger::DEBUG
+    assert_equal true, @logger.debug?
+
+    @logger.level = Logger::INFO
+    assert_equal false, @logger.debug?
+  end
+
+end
+
+class TestSyslogLogger < TestSyslogRootLogger
+
+  def setup
+    super
+    @logger = Syslog::Logger.new
+  end
+
+  SEVERITY_MAP = {}.tap { |map|
+    level2severity = Syslog::Logger::LEVEL_MAP.invert
+
+    MockSyslog::LEVEL_LABEL_MAP.each { |level, name|
+      map[name] = TestSyslogRootLogger::LEVEL_LABEL_MAP[level2severity[level]]
+    }
+  }
+
+  class Log
+    attr_reader :line, :label, :datetime, :pid, :severity, :progname, :msg
+    def initialize(line)
+      @line = line
+      return unless /\A(\w+) - (.*)\Z/ =~ @line
+      severity, @msg = $1, $2
+      @severity = SEVERITY_MAP[severity]
+    end
+  end
+
+  def log_add(severity, msg, progname = nil, &block)
+    log(:add, severity, msg, progname, &block)
+  end
+
+  def log(msg_id, *arg, &block)
+    Log.new(log_raw(msg_id, *arg, &block))
+  end
+
+  def log_raw(msg_id, *arg, &block)
+    assert_equal true, @logger.__send__(msg_id, *arg, &block)
+    msg = MockSyslog.line
+    MockSyslog.reset
+    return msg
+  end
+
+  def test_unknown_eh
+    @logger.level = Logger::UNKNOWN
+    assert_equal true, @logger.unknown?
+
+    @logger.level = Logger::UNKNOWN + 1
+    assert_equal false, @logger.unknown?
+  end
+
+end
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