aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/log_subscriber_test.rb
blob: 70d00aecf97d61d5132019ca64c1eb6d3d81fa04 (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
require "cases/helper"
require "models/developer"
require "models/post"
require "active_support/log_subscriber/test_helper"

class LogSubscriberTest < ActiveRecord::TestCase
  include ActiveSupport::LogSubscriber::TestHelper
  include ActiveSupport::Logger::Severity

  fixtures :posts

  def setup
    @old_logger = ActiveRecord::Base.logger
    Developer.primary_key
    super
    ActiveRecord::LogSubscriber.attach_to(:active_record)
  end

  def teardown
    super
    ActiveRecord::LogSubscriber.log_subscribers.pop
    ActiveRecord::Base.logger = @old_logger
  end

  def set_logger(logger)
    ActiveRecord::Base.logger = logger
  end

  def test_schema_statements_are_ignored
    event = Struct.new(:duration, :payload)

    logger = Class.new(ActiveRecord::LogSubscriber) {
      attr_accessor :debugs

      def initialize
        @debugs = []
        super
      end

      def debug message
        @debugs << message
      end
    }.new
    assert_equal 0, logger.debugs.length

    logger.sql(event.new(0, { :sql => 'hi mom!' }))
    assert_equal 1, logger.debugs.length

    logger.sql(event.new(0, { :sql => 'hi mom!', :name => 'foo' }))
    assert_equal 2, logger.debugs.length

    logger.sql(event.new(0, { :sql => 'hi mom!', :name => 'SCHEMA' }))
    assert_equal 2, logger.debugs.length
  end

  def test_basic_query_logging
    Developer.all.load
    wait
    assert_equal 1, @logger.logged(:debug).size
    assert_match(/Developer Load/, @logger.logged(:debug).last)
    assert_match(/SELECT .*?FROM .?developers.?/i, @logger.logged(:debug).last)
  end

  def test_exists_query_logging
    Developer.exists? 1
    wait
    assert_equal 1, @logger.logged(:debug).size
    assert_match(/Developer Exists/, @logger.logged(:debug).last)
    assert_match(/SELECT .*?FROM .?developers.?/i, @logger.logged(:debug).last)
  end

  def test_cached_queries
    ActiveRecord::Base.cache do
      Developer.all.load
      Developer.all.load
    end
    wait
    assert_equal 2, @logger.logged(:debug).size
    assert_match(/CACHE/, @logger.logged(:debug).last)
    assert_match(/SELECT .*?FROM .?developers.?/i, @logger.logged(:debug).last)
  end

  def test_basic_query_doesnt_log_when_level_is_not_debug
    @logger.level = INFO
    Developer.all.load
    wait
    assert_equal 0, @logger.logged(:debug).size
  end

  def test_cached_queries_doesnt_log_when_level_is_not_debug
    @logger.level = INFO
    ActiveRecord::Base.cache do
      Developer.all.load
      Developer.all.load
    end
    wait
    assert_equal 0, @logger.logged(:debug).size
  end

  def test_initializes_runtime
    Thread.new { assert_equal 0, ActiveRecord::LogSubscriber.runtime }.join
  end
end