diff options
Diffstat (limited to 'activerecord/test/cases/relation/merging_test.rb')
-rw-r--r-- | activerecord/test/cases/relation/merging_test.rb | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/activerecord/test/cases/relation/merging_test.rb b/activerecord/test/cases/relation/merging_test.rb index 3901824aac..074ce9454f 100644 --- a/activerecord/test/cases/relation/merging_test.rb +++ b/activerecord/test/cases/relation/merging_test.rb @@ -1,3 +1,5 @@ +# frozen_string_literal: true + require "cases/helper" require "models/author" require "models/comment" @@ -56,7 +58,7 @@ class RelationMergingTest < ActiveRecord::TestCase def test_relation_merging_with_locks devs = Developer.lock.where("salary >= 80000").order("id DESC").merge(Developer.limit(2)) - assert devs.locked? + assert_predicate devs, :locked? end def test_relation_merging_with_preload @@ -70,6 +72,12 @@ class RelationMergingTest < ActiveRecord::TestCase assert_equal 1, comments.count end + def test_relation_merging_with_left_outer_joins + comments = Comment.joins(:post).where(body: "Thank you for the welcome").merge(Post.left_outer_joins(:author).where(body: "Such a lovely day")) + + assert_equal 1, comments.count + end + def test_relation_merging_with_association assert_queries(2) do # one for loading post, and another one merged query post = Post.where(body: "Such a lovely day").first @@ -79,13 +87,11 @@ class RelationMergingTest < ActiveRecord::TestCase end test "merge collapses wheres from the LHS only" do - left = Post.where(title: "omg").where(comments_count: 1) + left = Post.where(title: "omg").where(comments_count: 1) right = Post.where(title: "wtf").where(title: "bbq") - expected = [left.bound_attributes[1]] + right.bound_attributes - merged = left.merge(right) + merged = left.merge(right) - assert_equal expected, merged.bound_attributes assert_not_includes merged.to_sql, "omg" assert_includes merged.to_sql, "wtf" assert_includes merged.to_sql, "bbq" @@ -107,9 +113,9 @@ class RelationMergingTest < ActiveRecord::TestCase def test_merging_with_from_clause relation = Post.all - assert relation.from_clause.empty? + assert_empty relation.from_clause relation = relation.merge(Post.from("posts")) - refute relation.from_clause.empty? + assert_not_empty relation.from_clause end end |