aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/relation/where_test.rb
blob: 53cdf89b1ff63038684625aeebc390df3edbeb1d (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
require "cases/helper"
require 'models/author'
require 'models/price_estimate'
require 'models/treasure'
require 'models/post'
require 'models/comment'
require 'models/edge'

module ActiveRecord
  class WhereTest < ActiveRecord::TestCase
    fixtures :posts, :edges, :authors

    def test_where_copies_bind_params
      author = authors(:david)
      posts  = author.posts.where('posts.id != 1')
      joined = Post.where(id: posts)

      assert_operator joined.length, :>, 0

      joined.each { |post|
        assert_equal author, post.author
        assert_not_equal 1, post.id
      }
    end

    def test_belongs_to_shallow_where
      author = Author.new
      author.id = 1

      assert_equal Post.where(author_id: 1).to_sql, Post.where(author: author).to_sql
    end

    def test_belongs_to_nested_where
      parent = Comment.new
      parent.id = 1

      expected = Post.where(comments: { parent_id: 1 }).joins(:comments)
      actual   = Post.where(comments: { parent: parent }).joins(:comments)

      assert_equal expected.to_sql, actual.to_sql
    end

    def test_polymorphic_shallow_where
      treasure = Treasure.new
      treasure.id = 1

      expected = PriceEstimate.where(estimate_of_type: 'Treasure', estimate_of_id: 1)
      actual   = PriceEstimate.where(estimate_of: treasure)

      assert_equal expected.to_sql, actual.to_sql
    end

    def test_polymorphic_sti_shallow_where
      treasure = HiddenTreasure.new
      treasure.id = 1

      expected = PriceEstimate.where(estimate_of_type: 'Treasure', estimate_of_id: 1)
      actual   = PriceEstimate.where(estimate_of: treasure)

      assert_equal expected.to_sql, actual.to_sql
    end

    def test_polymorphic_nested_where
      thing = Post.new
      thing.id = 1

      expected = Treasure.where(price_estimates: { thing_type: 'Post', thing_id: 1 }).joins(:price_estimates)
      actual   = Treasure.where(price_estimates: { thing: thing }).joins(:price_estimates)

      assert_equal expected.to_sql, actual.to_sql
    end

    def test_polymorphic_sti_nested_where
      treasure = HiddenTreasure.new
      treasure.id = 1

      expected = Treasure.where(price_estimates: { estimate_of_type: 'Treasure', estimate_of_id: 1 }).joins(:price_estimates)
      actual   = Treasure.where(price_estimates: { estimate_of: treasure }).joins(:price_estimates)

      assert_equal expected.to_sql, actual.to_sql
    end

    def test_where_error
      assert_raises(ActiveRecord::StatementInvalid) do
        Post.where(:id => { 'posts.author_id' => 10 }).first
      end
    end

    def test_where_with_table_name
      post = Post.first
      assert_equal post, Post.where(:posts => { 'id' => post.id }).first
    end

    def test_where_with_table_name_and_empty_hash
      assert_equal 0, Post.where(:posts => {}).count
    end

    def test_where_with_table_name_and_empty_array
      assert_equal 0, Post.where(:id => []).count
    end

    def test_where_with_empty_hash_and_no_foreign_key
      assert_equal 0, Edge.where(:sink => {}).count
    end

    def test_where_with_blank_conditions
      [[], {}, nil, ""].each do |blank|
        assert_equal 4, Edge.where(blank).order("sink_id").to_a.size
      end
    end

    def test_where_with_integer_for_string_column
      count = Post.where(:title => 0).count
      assert_equal 0, count
    end

    def test_where_with_float_for_string_column
      count = Post.where(:title => 0.0).count
      assert_equal 0, count
    end

    def test_where_with_boolean_for_string_column
      count = Post.where(:title => false).count
      assert_equal 0, count
    end

    def test_where_with_decimal_for_string_column
      count = Post.where(:title => BigDecimal.new(0)).count
      assert_equal 0, count
    end

    def test_where_with_duration_for_string_column
      count = Post.where(:title => 0.seconds).count
      assert_equal 0, count
    end
  end
end