diff options
Diffstat (limited to 'activerecord/test/cases/finder_test.rb')
| -rw-r--r-- | activerecord/test/cases/finder_test.rb | 123 |
1 files changed, 110 insertions, 13 deletions
diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index bd77c412f6..ac570ecbe0 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -4,6 +4,7 @@ require 'models/author' require 'models/categorization' require 'models/comment' require 'models/company' +require 'models/tagging' require 'models/topic' require 'models/reply' require 'models/entrant' @@ -51,7 +52,7 @@ class FinderTest < ActiveRecord::TestCase end def test_symbols_table_ref - Post.first # warm up + Post.where("author_id" => nil) # warm up x = Symbol.all_symbols.count Post.where("title" => {"xxxqqqq" => "bar"}) assert_equal x, Symbol.all_symbols.count @@ -78,6 +79,19 @@ class FinderTest < ActiveRecord::TestCase assert_raise(NoMethodError) { Topic.exists?([1,2]) } end + def test_exists_with_polymorphic_relation + post = Post.create!(title: 'Post', body: 'default', taggings: [Tagging.new(comment: 'tagging comment')]) + relation = Post.tagged_with_comment('tagging comment') + + assert_equal true, relation.exists?(title: ['Post']) + assert_equal true, relation.exists?(['title LIKE ?', 'Post%']) + assert_equal true, relation.exists? + assert_equal true, relation.exists?(post.id) + assert_equal true, relation.exists?(post.id.to_s) + + assert_equal false, relation.exists?(false) + end + def test_exists_passing_active_record_object_is_deprecated assert_deprecated do Topic.exists?(Topic.new) @@ -144,8 +158,8 @@ class FinderTest < ActiveRecord::TestCase def test_exists_with_distinct_association_includes_limit_and_order author = Author.first - assert_equal false, author.unique_categorized_posts.includes(:special_comments).order('comments.taggings_count DESC').limit(0).exists? - assert_equal true, author.unique_categorized_posts.includes(:special_comments).order('comments.taggings_count DESC').limit(1).exists? + assert_equal false, author.unique_categorized_posts.includes(:special_comments).order('comments.tags_count DESC').limit(0).exists? + assert_equal true, author.unique_categorized_posts.includes(:special_comments).order('comments.tags_count DESC').limit(1).exists? end def test_exists_with_empty_table_and_no_args_given @@ -248,7 +262,7 @@ class FinderTest < ActiveRecord::TestCase end def test_take_bang_missing - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.where("title = 'This title does not exist'").take! end end @@ -268,7 +282,7 @@ class FinderTest < ActiveRecord::TestCase end def test_first_bang_missing - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.where("title = 'This title does not exist'").first! end end @@ -282,7 +296,7 @@ class FinderTest < ActiveRecord::TestCase def test_model_class_responds_to_first_bang assert Topic.first! Topic.delete_all - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.first! end end @@ -304,7 +318,7 @@ class FinderTest < ActiveRecord::TestCase def test_model_class_responds_to_second_bang assert Topic.second! Topic.delete_all - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.second! end end @@ -326,7 +340,7 @@ class FinderTest < ActiveRecord::TestCase def test_model_class_responds_to_third_bang assert Topic.third! Topic.delete_all - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.third! end end @@ -348,7 +362,7 @@ class FinderTest < ActiveRecord::TestCase def test_model_class_responds_to_fourth_bang assert Topic.fourth! Topic.delete_all - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.fourth! end end @@ -370,7 +384,7 @@ class FinderTest < ActiveRecord::TestCase def test_model_class_responds_to_fifth_bang assert Topic.fifth! Topic.delete_all - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.fifth! end end @@ -382,14 +396,14 @@ class FinderTest < ActiveRecord::TestCase end def test_last_bang_missing - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.where("title = 'This title does not exist'").last! end end def test_model_class_responds_to_last_bang assert_equal topics(:fifth), Topic.last! - assert_raises ActiveRecord::RecordNotFound do + assert_raises_with_message ActiveRecord::RecordNotFound, "Couldn't find Topic" do Topic.delete_all Topic.last! end @@ -507,6 +521,34 @@ class FinderTest < ActiveRecord::TestCase assert_equal [1,2,3,5,6,7,8,9], Comment.where(id: [1..2, 3, 5, 6..8, 9]).to_a.map(&:id).sort end + def test_find_on_hash_conditions_with_array_of_ranges + assert_equal [1,2,6,7,8], Comment.where(id: [1..2, 6..8]).to_a.map(&:id).sort + end + + def test_find_on_hash_conditions_with_nested_array_of_integers_and_ranges + assert_deprecated do + assert_equal [1,2,3,5,6,7,8,9], Comment.where(id: [[1..2], 3, [5], 6..8, 9]).to_a.map(&:id).sort + end + end + + def test_find_on_hash_conditions_with_array_of_integers_and_arrays + assert_deprecated do + assert_equal [1,2,3,5,6,7,8,9], Comment.where(id: [[1, 2], 3, 5, [6, [7], 8], 9]).to_a.map(&:id).sort + end + end + + def test_find_on_hash_conditions_with_nested_array_of_integers_and_ranges_and_nils + assert_deprecated do + assert_equal [1,3,4,5], Topic.where(parent_id: [[2..6], nil]).to_a.map(&:id).sort + end + end + + def test_find_on_hash_conditions_with_nested_array_of_integers_and_ranges_and_more_nils + assert_deprecated do + assert_equal [], Topic.where(parent_id: [[7..10, nil, [nil]], [nil]]).to_a.map(&:id).sort + end + end + def test_find_on_multiple_hash_conditions assert Topic.where(author_name: "David", title: "The First Topic", replies_count: 1, approved: false).find(1) assert_raise(ActiveRecord::RecordNotFound) { Topic.where(author_name: "David", title: "The First Topic", replies_count: 1, approved: true).find(1) } @@ -760,7 +802,9 @@ class FinderTest < ActiveRecord::TestCase def test_find_by_one_attribute_bang assert_equal topics(:first), Topic.find_by_title!("The First Topic") - assert_raise(ActiveRecord::RecordNotFound) { Topic.find_by_title!("The First Topic!") } + assert_raises_with_message(ActiveRecord::RecordNotFound, "Couldn't find Topic") do + Topic.find_by_title!("The First Topic!") + end end def test_find_by_on_attribute_that_is_a_reserved_word @@ -1013,6 +1057,53 @@ class FinderTest < ActiveRecord::TestCase assert_nothing_raised(ActiveRecord::StatementInvalid) { Topic.offset("3").to_a } end + test "find_by with hash conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by(id: posts(:eager_other).id) + end + + test "find_by with non-hash conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by("id = #{posts(:eager_other).id}") + end + + test "find_by with multi-arg conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by('id = ?', posts(:eager_other).id) + end + + test "find_by returns nil if the record is missing" do + assert_equal nil, Post.find_by("1 = 0") + end + + test "find_by with associations" do + assert_equal authors(:david), Post.find_by(author: authors(:david)).author + assert_equal authors(:mary) , Post.find_by(author: authors(:mary) ).author + end + + test "find_by doesn't have implicit ordering" do + assert_sql(/^((?!ORDER).)*$/) { Post.find_by(id: posts(:eager_other).id) } + end + + test "find_by! with hash conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by!(id: posts(:eager_other).id) + end + + test "find_by! with non-hash conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by!("id = #{posts(:eager_other).id}") + end + + test "find_by! with multi-arg conditions returns the first matching record" do + assert_equal posts(:eager_other), Post.find_by!('id = ?', posts(:eager_other).id) + end + + test "find_by! doesn't have implicit ordering" do + assert_sql(/^((?!ORDER).)*$/) { Post.find_by!(id: posts(:eager_other).id) } + end + + test "find_by! raises RecordNotFound if the record is missing" do + assert_raises(ActiveRecord::RecordNotFound) do + Post.find_by!("1 = 0") + end + end + protected def bind(statement, *vars) if vars.first.is_a?(Hash) @@ -1029,4 +1120,10 @@ class FinderTest < ActiveRecord::TestCase end end) end + + def assert_raises_with_message(exception_class, message, &block) + err = assert_raises(exception_class) { block.call } + assert_match message, err.message + end + end |