aboutsummaryrefslogtreecommitdiffstats
path: root/activesupport/test/broadcast_logger_test.rb
blob: 4b74f1313eeb363289706d24a5ae768818d12533 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
require "abstract_unit"

module ActiveSupport
  class BroadcastLoggerTest < TestCase
    attr_reader :logger, :log1, :log2

    setup do
      @log1 = FakeLogger.new
      @log2 = FakeLogger.new
      @log1.extend Logger.broadcast @log2
      @logger = @log1
    end

    Logger::Severity.constants.each do |level_name|
      method = level_name.downcase
      level = Logger::Severity.const_get(level_name)

      test "##{method} adds the message to all loggers" do
        logger.send(method, "msg")

        assert_equal [level, "msg", nil], log1.adds.first
        assert_equal [level, "msg", nil], log2.adds.first
      end
    end

    test "#close broadcasts to all loggers" do
      logger.close

      assert log1.closed, "should be closed"
      assert log2.closed, "should be closed"
    end

    test "#<< shovels the value into all loggers" do
      logger << "foo"

      assert_equal %w{ foo }, log1.chevrons
      assert_equal %w{ foo }, log2.chevrons
    end

    test "#level= assigns the level to all loggers" do
      assert_equal ::Logger::DEBUG, logger.level
      logger.level = ::Logger::FATAL

      assert_equal ::Logger::FATAL, log1.level
      assert_equal ::Logger::FATAL, log2.level
    end

    test "#progname= assigns to all the loggers" do
      assert_nil logger.progname
      logger.progname = ::Logger::FATAL

      assert_equal ::Logger::FATAL, log1.progname
      assert_equal ::Logger::FATAL, log2.progname
    end

    test "#formatter= assigns to all the loggers" do
      assert_nil logger.formatter
      logger.formatter = ::Logger::FATAL

      assert_equal ::Logger::FATAL, log1.formatter
      assert_equal ::Logger::FATAL, log2.formatter
    end

    test "#local_level= assigns the local_level to all loggers" do
      assert_equal ::Logger::DEBUG, logger.local_level
      logger.local_level = ::Logger::FATAL

      assert_equal ::Logger::FATAL, log1.local_level
      assert_equal ::Logger::FATAL, log2.local_level
    end

    test "#silence silences all loggers below the default level of ERROR" do
      logger.silence do
        logger.debug "test"
      end

      assert_equal [], log1.adds
      assert_equal [], log2.adds
    end

    test "#silence does not silence at or above ERROR" do
      logger.silence do
        logger.error "from error"
        logger.unknown "from unknown"
      end

      assert_equal [[::Logger::ERROR, "from error", nil], [::Logger::UNKNOWN, "from unknown", nil]], log1.adds
      assert_equal [[::Logger::ERROR, "from error", nil], [::Logger::UNKNOWN, "from unknown", nil]], log2.adds
    end

    test "#silence allows you to override the silence level" do
      logger.silence(::Logger::FATAL) do
        logger.error "unseen"
        logger.fatal "seen"
      end

      assert_equal [[::Logger::FATAL, "seen", nil]], log1.adds
      assert_equal [[::Logger::FATAL, "seen", nil]], log2.adds
    end

    class FakeLogger
      include LoggerSilence

      attr_reader :adds, :closed, :chevrons
      attr_accessor :level, :progname, :formatter, :local_level

      def initialize
        @adds        = []
        @closed      = false
        @chevrons    = []
        @level       = ::Logger::DEBUG
        @local_level = ::Logger::DEBUG
        @progname    = nil
        @formatter   = nil
      end

      def debug(message, &block)
        add(::Logger::DEBUG, message, &block)
      end

      def info(message, &block)
        add(::Logger::INFO, message, &block)
      end

      def warn(message, &block)
        add(::Logger::WARN, message, &block)
      end

      def error(message, &block)
        add(::Logger::ERROR, message, &block)
      end

      def fatal(message, &block)
        add(::Logger::FATAL, message, &block)
      end

      def unknown(message, &block)
        add(::Logger::UNKNOWN, message, &block)
      end

      def <<(x)
        @chevrons << x
      end

      def add(message_level, message=nil, progname=nil, &block)
        @adds << [message_level, message, progname] if message_level >= local_level
      end

      def close
        @closed = true
      end
    end
  end
end