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require "cases/helper"
require 'models/post'
module ActiveRecord
class OrTest < ActiveRecord::TestCase
fixtures :posts
def test_or_with_relation
expected = Post.where('id = 1 or id = 2').to_a
assert_equal expected, Post.where('id = 1').or(Post.where('id = 2')).to_a
end
def test_or_identity
expected = Post.where('id = 1').to_a
assert_equal expected, Post.where('id = 1').or(Post.where('id = 1')).to_a
end
def test_or_with_null_left
expected = Post.where('id = 1').to_a
assert_equal expected, Post.none.or(Post.where('id = 1')).to_a
end
def test_or_with_null_right
expected = Post.where('id = 1').to_a
assert_equal expected, Post.where('id = 1').or(Post.none).to_a
end
def test_or_with_bind_params
assert_equal Post.find([1, 2]), Post.where(id: 1).or(Post.where(id: 2)).to_a
end
def test_or_with_null_both
expected = Post.none.to_a
assert_equal expected, Post.none.or(Post.none).to_a
end
def test_or_without_left_where
expected = Post.all
assert_equal expected, Post.or(Post.where('id = 1')).to_a
end
def test_or_without_right_where
expected = Post.all
assert_equal expected, Post.where('id = 1').or(Post.all).to_a
end
def test_or_preserves_other_querying_methods
expected = Post.where('id = 1 or id = 2 or id = 3').order('body asc').to_a
partial = Post.order('body asc')
assert_equal expected, partial.where('id = 1').or(partial.where(:id => [2, 3])).to_a
assert_equal expected, Post.order('body asc').where('id = 1').or(Post.order('body asc').where(:id => [2, 3])).to_a
end
def test_or_with_incompatible_relations
error = assert_raises ArgumentError do
Post.order('body asc').where('id = 1').or(Post.order('id desc').where(:id => [2, 3])).to_a
end
assert_equal "Relation passed to #or must be structurally compatible. Incompatible values: [:order]", error.message
end
def test_or_when_grouping
groups = Post.where('id < 10').group('body').select('body, COUNT(*) AS c')
expected = groups.having("COUNT(*) > 1 OR body like 'Such%'").to_a.map {|o| [o.body, o.c] }
assert_equal expected, groups.having('COUNT(*) > 1').or(groups.having("body like 'Such%'")).to_a.map {|o| [o.body, o.c] }
end
def test_or_with_named_scope
expected = Post.where("id = 1 or body LIKE '\%a\%'").to_a
assert_equal expected, Post.where('id = 1').or(Post.containing_the_letter_a)
end
def test_or_inside_named_scope
expected = Post.where("body LIKE '\%a\%' OR title LIKE ?", "%'%").order('id DESC').to_a
assert_equal expected, Post.order(id: :desc).typographically_interesting
end
def test_or_on_loaded_relation
expected = Post.where('id = 1 or id = 2').to_a
p = Post.where('id = 1')
p.load
assert_equal p.loaded?, true
assert_equal expected, p.or(Post.where('id = 2')).to_a
end
def test_or_with_non_relation_object_raises_error
assert_raises ArgumentError do
Post.where(id: [1, 2, 3]).or(title: 'Rails')
end
end
end
end
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