diff options
Diffstat (limited to 'activerecord/test/cases/finder_test.rb')
| -rw-r--r-- | activerecord/test/cases/finder_test.rb | 186 |
1 files changed, 92 insertions, 94 deletions
diff --git a/activerecord/test/cases/finder_test.rb b/activerecord/test/cases/finder_test.rb index 4b819a82e8..75a74c052d 100644 --- a/activerecord/test/cases/finder_test.rb +++ b/activerecord/test/cases/finder_test.rb @@ -19,7 +19,7 @@ require 'models/car' require 'models/tyre' class FinderTest < ActiveRecord::TestCase - fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :comments, :accounts, :authors, :customers, :categories, :categorizations, :cars + fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :comments, :accounts, :authors, :author_addresses, :customers, :categories, :categorizations, :cars def test_find_by_id_with_hash assert_raises(ActiveRecord::StatementInvalid) do @@ -48,6 +48,75 @@ class FinderTest < ActiveRecord::TestCase end end + def test_find_with_ids_returning_ordered + records = Topic.find([4,2,5]) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find(4,2,5) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find(['4','2','5']) + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.find('4','2','5') + assert_equal 'The Fourth Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_and_order_clause + # The order clause takes precedence over the informed ids + records = Topic.order(:author_name).find([5,3,1]) + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The First Topic', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + + records = Topic.order(:id).find([5,3,1]) + assert_equal 'The First Topic', records[0].title + assert_equal 'The Third Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_with_limit_and_order_clause + # The order clause takes precedence over the informed ids + records = Topic.limit(2).order(:id).find([5,3,1]) + assert_equal 2, records.size + assert_equal 'The First Topic', records[0].title + assert_equal 'The Third Topic of the day', records[1].title + end + + def test_find_with_ids_and_limit + records = Topic.limit(3).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_where_and_limit + # Please note that Topic 1 is the only not approved so + # if it were among the first 3 it would raise a ActiveRecord::RecordNotFound + records = Topic.where(approved: true).limit(3).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Third Topic of the day', records[0].title + assert_equal 'The Second Topic of the day', records[1].title + assert_equal 'The Fifth Topic of the day', records[2].title + end + + def test_find_with_ids_and_offset + records = Topic.offset(2).find([3,2,5,1,4]) + assert_equal 3, records.size + assert_equal 'The Fifth Topic of the day', records[0].title + assert_equal 'The First Topic', records[1].title + assert_equal 'The Fourth Topic of the day', records[2].title + end + def test_find_passing_active_record_object_is_deprecated assert_deprecated do Topic.find(Topic.last) @@ -178,8 +247,9 @@ class FinderTest < ActiveRecord::TestCase end def test_exists_does_not_instantiate_records - Developer.expects(:instantiate).never - Developer.exists? + assert_not_called(Developer, :instantiate) do + Developer.exists? + end end def test_find_by_array_of_one_id @@ -194,7 +264,9 @@ class FinderTest < ActiveRecord::TestCase def test_find_by_ids_with_limit_and_offset assert_equal 2, Entrant.limit(2).find([1,3,2]).size - assert_equal 1, Entrant.limit(3).offset(2).find([1,3,2]).size + entrants = Entrant.limit(3).offset(2).find([1,3,2]) + assert_equal 1, entrants.size + assert_equal 'Ruby Guru', entrants.first.name # Also test an edge case: If you have 11 results, and you set a # limit of 3 and offset of 9, then you should find that there @@ -202,6 +274,8 @@ class FinderTest < ActiveRecord::TestCase devs = Developer.all last_devs = Developer.limit(3).offset(9).find devs.map(&:id) assert_equal 2, last_devs.size + assert_equal 'fixture_10', last_devs[0].name + assert_equal 'Jamis', last_devs[1].name end def test_find_with_large_number @@ -264,6 +338,12 @@ class FinderTest < ActiveRecord::TestCase assert_equal [Account], accounts.collect(&:class).uniq end + def test_find_by_association_subquery + author = authors(:david) + assert_equal author.post, Post.find_by(author: Author.where(id: author)) + assert_equal author.post, Post.find_by(author_id: Author.where(id: author)) + end + def test_take assert_equal topics(:first), Topic.take end @@ -427,9 +507,9 @@ class FinderTest < ActiveRecord::TestCase end def test_take_and_first_and_last_with_integer_should_use_sql_limit - assert_sql(/LIMIT 3|ROWNUM <= 3/) { Topic.take(3).entries } - assert_sql(/LIMIT 2|ROWNUM <= 2/) { Topic.first(2).entries } - assert_sql(/LIMIT 5|ROWNUM <= 5/) { Topic.last(5).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.take(3).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.first(2).entries } + assert_sql(/LIMIT|ROWNUM <=/) { Topic.last(5).entries } end def test_last_with_integer_and_order_should_keep_the_order @@ -699,90 +779,13 @@ class FinderTest < ActiveRecord::TestCase assert Company.where(["name = :name", {name: "37signals' go'es agains"}]).first end - def test_bind_arity - assert_nothing_raised { bind '' } - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '', 1 } - - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?' } - assert_nothing_raised { bind '?', 1 } - assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?', 1, 1 } - end - def test_named_bind_variables - assert_equal '1', bind(':a', :a => 1) # ' ruby-mode - assert_equal '1 1', bind(':a :a', :a => 1) # ' ruby-mode - - assert_nothing_raised { bind("'+00:00'", :foo => "bar") } - assert_kind_of Firm, Company.where(["name = :name", { name: "37signals" }]).first assert_nil Company.where(["name = :name", { name: "37signals!" }]).first assert_nil Company.where(["name = :name", { name: "37signals!' OR 1=1" }]).first assert_kind_of Time, Topic.where(["id = :id", { id: 1 }]).first.written_on end - class SimpleEnumerable - include Enumerable - - def initialize(ary) - @ary = ary - end - - def each(&b) - @ary.each(&b) - end - end - - def test_bind_enumerable - quoted_abc = %(#{ActiveRecord::Base.connection.quote('a')},#{ActiveRecord::Base.connection.quote('b')},#{ActiveRecord::Base.connection.quote('c')}) - - assert_equal '1,2,3', bind('?', [1, 2, 3]) - assert_equal quoted_abc, bind('?', %w(a b c)) - - assert_equal '1,2,3', bind(':a', :a => [1, 2, 3]) - assert_equal quoted_abc, bind(':a', :a => %w(a b c)) # ' - - assert_equal '1,2,3', bind('?', SimpleEnumerable.new([1, 2, 3])) - assert_equal quoted_abc, bind('?', SimpleEnumerable.new(%w(a b c))) - - assert_equal '1,2,3', bind(':a', :a => SimpleEnumerable.new([1, 2, 3])) - assert_equal quoted_abc, bind(':a', :a => SimpleEnumerable.new(%w(a b c))) # ' - end - - def test_bind_empty_enumerable - quoted_nil = ActiveRecord::Base.connection.quote(nil) - assert_equal quoted_nil, bind('?', []) - assert_equal " in (#{quoted_nil})", bind(' in (?)', []) - assert_equal "foo in (#{quoted_nil})", bind('foo in (?)', []) - end - - def test_bind_empty_string - quoted_empty = ActiveRecord::Base.connection.quote('') - assert_equal quoted_empty, bind('?', '') - end - - def test_bind_chars - quoted_bambi = ActiveRecord::Base.connection.quote("Bambi") - quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper") - assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi") - assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper") - assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi".mb_chars) - assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper".mb_chars) - end - - def test_bind_record - o = Struct.new(:quoted_id).new(1) - assert_equal '1', bind('?', o) - - os = [o] * 3 - assert_equal '1,1,1', bind('?', os) - end - - def test_named_bind_with_postgresql_type_casts - l = Proc.new { bind(":a::integer '2009-01-01'::date", :a => '10') } - assert_nothing_raised(&l) - assert_equal "#{ActiveRecord::Base.connection.quote('10')}::integer '2009-01-01'::date", l.call - end - def test_string_sanitation assert_not_equal "'something ' 1=1'", ActiveRecord::Base.sanitize("something ' 1=1") assert_equal "'something; select table'", ActiveRecord::Base.sanitize("something; select table") @@ -990,10 +993,13 @@ class FinderTest < ActiveRecord::TestCase end def test_find_with_order_on_included_associations_with_construct_finder_sql_for_association_limiting_and_is_distinct - assert_equal 2, Post.includes(authors: :author_address).order('author_addresses.id DESC ').limit(2).to_a.size + assert_equal 2, Post.includes(authors: :author_address). + where.not(author_addresses: { id: nil }). + order('author_addresses.id DESC').limit(2).to_a.size assert_equal 3, Post.includes(author: :author_address, authors: :author_address). - order('author_addresses_authors.id DESC ').limit(3).to_a.size + where.not(author_addresses_authors: { id: nil }). + order('author_addresses_authors.id DESC').limit(3).to_a.size end def test_find_with_nil_inside_set_passed_for_one_attribute @@ -1123,14 +1129,6 @@ class FinderTest < ActiveRecord::TestCase end protected - def bind(statement, *vars) - if vars.first.is_a?(Hash) - ActiveRecord::Base.send(:replace_named_bind_variables, statement, vars.first) - else - ActiveRecord::Base.send(:replace_bind_variables, statement, vars) - end - end - def table_with_custom_primary_key yield(Class.new(Toy) do def self.name |