aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/pk_test.rb
blob: 33ad5992dee39f9fe9178f0ced78174d45c5d4b2 (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
require "cases/helper"
require 'models/topic'
require 'models/reply'
require 'models/subscriber'
require 'models/movie'
require 'models/keyboard'
require 'models/mixed_case_monkey'

class PrimaryKeysTest < ActiveRecord::TestCase
  fixtures :topics, :subscribers, :movies, :mixed_case_monkeys

  def test_to_key_with_default_primary_key
    topic = Topic.new
    assert topic.to_key.nil?
    topic = Topic.find(1)
    assert_equal topic.to_key, [1]
  end

  def test_to_key_with_customized_primary_key
    keyboard = Keyboard.new
    assert keyboard.to_key.nil?
    keyboard.save
    assert_equal keyboard.to_key, [keyboard.id]
  end

  def test_to_key_with_primary_key_after_destroy
    topic = Topic.find(1)
    topic.destroy
    assert_equal topic.to_key, [1]
  end

  def test_integer_key
    topic = Topic.find(1)
    assert_equal(topics(:first).author_name, topic.author_name)
    topic = Topic.find(2)
    assert_equal(topics(:second).author_name, topic.author_name)

    topic = Topic.new
    topic.title = "New Topic"
    assert_equal(nil, topic.id)
    assert_nothing_raised { topic.save! }
    id = topic.id

    topicReloaded = Topic.find(id)
    assert_equal("New Topic", topicReloaded.title)
  end

  def test_customized_primary_key_auto_assigns_on_save
    Keyboard.delete_all
    keyboard = Keyboard.new(:name => 'HHKB')
    assert_nothing_raised { keyboard.save! }
    assert_equal keyboard.id, Keyboard.find_by_name('HHKB').id
  end

  def test_customized_primary_key_can_be_get_before_saving
    keyboard = Keyboard.new
    assert_nil keyboard.id
    assert_nothing_raised { assert_nil keyboard.key_number }
  end

  def test_customized_string_primary_key_settable_before_save
    subscriber = Subscriber.new
    assert_nothing_raised { subscriber.id = 'webster123' }
    assert_equal 'webster123', subscriber.id
    assert_equal 'webster123', subscriber.nick
  end

  def test_string_key
    subscriber = Subscriber.find(subscribers(:first).nick)
    assert_equal(subscribers(:first).name, subscriber.name)
    subscriber = Subscriber.find(subscribers(:second).nick)
    assert_equal(subscribers(:second).name, subscriber.name)

    subscriber = Subscriber.new
    subscriber.id = "jdoe"
    assert_equal("jdoe", subscriber.id)
    subscriber.name = "John Doe"
    assert_nothing_raised { subscriber.save! }
    assert_equal("jdoe", subscriber.id)

    subscriberReloaded = Subscriber.find("jdoe")
    assert_equal("John Doe", subscriberReloaded.name)
  end

  def test_find_with_more_than_one_string_key
    assert_equal 2, Subscriber.find(subscribers(:first).nick, subscribers(:second).nick).length
  end

  def test_primary_key_prefix
    ActiveRecord::Base.primary_key_prefix_type = :table_name
    Topic.reset_primary_key
    assert_equal "topicid", Topic.primary_key

    ActiveRecord::Base.primary_key_prefix_type = :table_name_with_underscore
    Topic.reset_primary_key
    assert_equal "topic_id", Topic.primary_key

    ActiveRecord::Base.primary_key_prefix_type = nil
    Topic.reset_primary_key
    assert_equal "id", Topic.primary_key
  end

  def test_delete_should_quote_pkey
    assert_nothing_raised { MixedCaseMonkey.delete(1) }
  end
  def test_update_counters_should_quote_pkey_and_quote_counter_columns
    assert_nothing_raised { MixedCaseMonkey.update_counters(1, :fleaCount => 99) }
  end
  def test_find_with_one_id_should_quote_pkey
    assert_nothing_raised { MixedCaseMonkey.find(1) }
  end
  def test_find_with_multiple_ids_should_quote_pkey
    assert_nothing_raised { MixedCaseMonkey.find([1,2]) }
  end
  def test_instance_update_should_quote_pkey
    assert_nothing_raised { MixedCaseMonkey.find(1).save }
  end
  def test_instance_destroy_should_quote_pkey
    assert_nothing_raised { MixedCaseMonkey.find(1).destroy }
  end

  def test_supports_primary_key
    assert_nothing_raised NoMethodError do
      ActiveRecord::Base.connection.supports_primary_key?
    end
  end

  def test_primary_key_returns_value_if_it_exists
    if ActiveRecord::Base.connection.supports_primary_key?
      assert_equal 'id', ActiveRecord::Base.connection.primary_key('developers')
    end
  end

  def test_primary_key_returns_nil_if_it_does_not_exist
    if ActiveRecord::Base.connection.supports_primary_key?
      assert_nil ActiveRecord::Base.connection.primary_key('developers_projects')
    end
  end
end