diff options
Diffstat (limited to 'activerecord/test/cases/adapters/postgresql/array_test.rb')
| -rw-r--r-- | activerecord/test/cases/adapters/postgresql/array_test.rb | 114 |
1 files changed, 96 insertions, 18 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index 0b1e3295cc..042beab23f 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -1,8 +1,11 @@ # encoding: utf-8 require "cases/helper" +require 'support/schema_dumping_helper' class PostgresqlArrayTest < ActiveRecord::TestCase + include SchemaDumpingHelper include InTimeZone + OID = ActiveRecord::ConnectionAdapters::PostgreSQL::OID class PgArray < ActiveRecord::Base self.table_name = 'pg_arrays' @@ -10,11 +13,15 @@ class PostgresqlArrayTest < ActiveRecord::TestCase def setup @connection = ActiveRecord::Base.connection + + enable_extension!('hstore', @connection) + @connection.transaction do @connection.create_table('pg_arrays') do |t| t.string 'tags', array: true t.integer 'ratings', array: true t.datetime :datetimes, array: true + t.hstore :hstores, array: true end end @column = PgArray.columns_hash['tags'] @@ -22,13 +29,13 @@ class PostgresqlArrayTest < ActiveRecord::TestCase teardown do @connection.execute 'drop table if exists pg_arrays' + disable_extension!('hstore', @connection) end def test_column assert_equal :string, @column.type assert_equal "character varying", @column.sql_type assert @column.array - assert_not @column.text? assert_not @column.number? assert_not @column.binary? @@ -41,9 +48,8 @@ class PostgresqlArrayTest < ActiveRecord::TestCase def test_default @connection.add_column 'pg_arrays', 'score', :integer, array: true, default: [4, 4, 2] PgArray.reset_column_information - column = PgArray.columns_hash["score"] - assert_equal([4, 4, 2], column.default) + assert_equal([4, 4, 2], PgArray.column_defaults['score']) assert_equal([4, 4, 2], PgArray.new.score) ensure PgArray.reset_column_information @@ -52,9 +58,8 @@ class PostgresqlArrayTest < ActiveRecord::TestCase def test_default_strings @connection.add_column 'pg_arrays', 'names', :string, array: true, default: ["foo", "bar"] PgArray.reset_column_information - column = PgArray.columns_hash["names"] - assert_equal(["foo", "bar"], column.default) + assert_equal(["foo", "bar"], PgArray.column_defaults['names']) assert_equal(["foo", "bar"], PgArray.new.names) ensure PgArray.reset_column_information @@ -68,7 +73,7 @@ class PostgresqlArrayTest < ActiveRecord::TestCase column = PgArray.columns_hash['snippets'] assert_equal :text, column.type - assert_equal [], column.default + assert_equal [], PgArray.column_defaults['snippets'] assert column.array end @@ -85,8 +90,7 @@ class PostgresqlArrayTest < ActiveRecord::TestCase @connection.change_column_default :pg_arrays, :tags, [] PgArray.reset_column_information - column = PgArray.columns_hash['tags'] - assert_equal [], column.default + assert_equal [], PgArray.column_defaults['tags'] end def test_type_cast_array @@ -106,6 +110,12 @@ class PostgresqlArrayTest < ActiveRecord::TestCase assert_equal([1, 2], x.ratings) end + def test_schema_dump_with_shorthand + output = dump_table_schema "pg_arrays" + assert_match %r[t.string\s+"tags",\s+array: true], output + assert_match %r[t.integer\s+"ratings",\s+array: true], output + end + def test_select_with_strings @connection.execute "insert into pg_arrays (tags) VALUES ('{1,2,3}')" x = PgArray.first @@ -185,16 +195,6 @@ class PostgresqlArrayTest < ActiveRecord::TestCase assert_equal("[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, ...]", record.attribute_for_inspect(:ratings)) end - def test_update_all - pg_array = PgArray.create! tags: ["one", "two", "three"] - - PgArray.update_all tags: ["four", "five"] - assert_equal ["four", "five"], pg_array.reload.tags - - PgArray.update_all tags: [] - assert_equal [], pg_array.reload.tags - end - def test_escaping unknown = 'foo\\",bar,baz,\\' tags = ["hello_#{unknown}"] @@ -203,6 +203,45 @@ class PostgresqlArrayTest < ActiveRecord::TestCase assert_equal tags, ar.tags end + def test_string_quoting_rules_match_pg_behavior + tags = ["", "one{", "two}", %(three"), "four\\", "five ", "six\t", "seven\n", "eight,", "nine", "ten\r", "NULL"] + x = PgArray.create!(tags: tags) + x.reload + + assert_equal x.tags_before_type_cast, PgArray.columns_hash['tags'].type_cast_for_database(tags) + end + + def test_quoting_non_standard_delimiters + strings = ["hello,", "world;"] + comma_delim = OID::Array.new(ActiveRecord::Type::String.new, ',') + semicolon_delim = OID::Array.new(ActiveRecord::Type::String.new, ';') + + assert_equal %({"hello,",world;}), comma_delim.type_cast_for_database(strings) + assert_equal %({hello,;"world;"}), semicolon_delim.type_cast_for_database(strings) + end + + def test_mutate_array + x = PgArray.create!(tags: %w(one two)) + + x.tags << "three" + x.save! + x.reload + + assert_equal %w(one two three), x.tags + assert_not x.changed? + end + + def test_mutate_value_in_array + x = PgArray.create!(hstores: [{ a: 'a' }, { b: 'b' }]) + + x.hstores.first['a'] = 'c' + x.save! + x.reload + + assert_equal [{ 'a' => 'c' }, { 'b' => 'b' }], x.hstores + assert_not x.changed? + end + def test_datetime_with_timezone_awareness tz = "Pacific Time (US & Canada)" @@ -223,6 +262,45 @@ class PostgresqlArrayTest < ActiveRecord::TestCase end end + def test_assigning_non_array_value + record = PgArray.new(tags: "not-an-array") + assert_equal [], record.tags + assert_equal "not-an-array", record.tags_before_type_cast + assert record.save + assert_equal record.tags, record.reload.tags + end + + def test_assigning_empty_string + record = PgArray.new(tags: "") + assert_equal [], record.tags + assert_equal "", record.tags_before_type_cast + assert record.save + assert_equal record.tags, record.reload.tags + end + + def test_assigning_valid_pg_array_literal + record = PgArray.new(tags: "{1,2,3}") + assert_equal ["1", "2", "3"], record.tags + assert_equal "{1,2,3}", record.tags_before_type_cast + assert record.save + assert_equal record.tags, record.reload.tags + end + + def test_uniqueness_validation + klass = Class.new(PgArray) do + validates_uniqueness_of :tags + + def self.model_name; ActiveModel::Name.new(PgArray) end + end + e1 = klass.create("tags" => ["black", "blue"]) + assert e1.persisted?, "Saving e1" + + e2 = klass.create("tags" => ["black", "blue"]) + assert !e2.persisted?, "e2 shouldn't be valid" + assert e2.errors[:tags].any?, "Should have errors for tags" + assert_equal ["has already been taken"], e2.errors[:tags], "Should have uniqueness message for tags" + end + private def assert_cycle field, array # test creation |