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rails--rails/activerecord/test/cases/excluding_test.rb

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# frozen_string_literal: true
require "cases/helper"
require "models/post"
require "models/comment"
class ExcludingTest < ActiveRecord::TestCase
fixtures :posts, :comments
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setup { @post = posts(:welcome) }
def test_result_set_does_not_include_single_excluded_record
assert_not_includes Post.excluding(@post), @post
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assert_not_includes Post.excluding(@post).to_a, @post
assert_not_includes Post.without(@post), @post
end
def test_result_set_does_not_include_collection_of_excluded_records
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relation = Post.excluding(@post, posts(:thinking))
assert_not_includes relation, @post
assert_not_includes relation, posts(:thinking)
end
def test_result_set_through_association_does_not_include_single_excluded_record
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comment_greetings, comment_more_greetings = comments(:greetings, :more_greetings)
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relation = @post.comments.excluding(comment_greetings)
assert_not_includes relation, comment_greetings
assert_includes relation, comment_more_greetings
end
def test_result_set_through_association_does_not_include_collection_of_excluded_records
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comment_greetings, comment_more_greetings = comments(:greetings, :more_greetings)
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relation = @post.comments.excluding([ comment_greetings, comment_more_greetings ])
assert_not_includes relation, comment_greetings
assert_not_includes relation, comment_more_greetings
end
def test_does_not_exclude_records_when_no_arguments
assert_no_excludes Post.excluding
assert_no_excludes Post.excluding(nil)
assert_no_excludes Post.excluding([])
assert_no_excludes Post.excluding([ nil ])
end
def test_raises_on_record_from_different_class
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error = assert_raises(ArgumentError) { Post.excluding(@post, comments(:greetings)) }
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assert_equal "You must only pass a single or collection of Post objects to #excluding.", error.message
end
private
def assert_no_excludes(relation)
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assert_includes relation, @post
assert_equal Post.count, relation.count
end
end