diff options
Diffstat (limited to 'activerecord/test/cases/adapters/postgresql/array_test.rb')
| -rw-r--r-- | activerecord/test/cases/adapters/postgresql/array_test.rb | 136 |
1 files changed, 110 insertions, 26 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/array_test.rb b/activerecord/test/cases/adapters/postgresql/array_test.rb index ecdbefcd03..34c2008ab4 100644 --- a/activerecord/test/cases/adapters/postgresql/array_test.rb +++ b/activerecord/test/cases/adapters/postgresql/array_test.rb @@ -10,30 +10,61 @@ class PostgresqlArrayTest < ActiveRecord::TestCase def setup @connection = ActiveRecord::Base.connection - @connection.transaction do - @connection.create_table('pg_arrays') do |t| - t.string 'tags', array: true - t.integer 'ratings', array: true - end + @connection.transaction do + @connection.create_table('pg_arrays') do |t| + t.string 'tags', array: true + t.integer 'ratings', array: true end - @column = PgArray.columns.find { |c| c.name == 'tags' } + end + @column = PgArray.columns_hash['tags'] end - def teardown + teardown do @connection.execute 'drop table if exists pg_arrays' 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? + + ratings_column = PgArray.columns_hash['ratings'] + assert_equal :integer, ratings_column.type + assert ratings_column.array + assert_not ratings_column.number? + end + + 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.new.score) + ensure + PgArray.reset_column_information + end + + 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.new.names) + ensure + PgArray.reset_column_information end def test_change_column_with_array @connection.add_column :pg_arrays, :snippets, :string, array: true, default: [] - @connection.change_column :pg_arrays, :snippets, :text, array: true, default: "{}" + @connection.change_column :pg_arrays, :snippets, :text, array: true, default: [] PgArray.reset_column_information - column = PgArray.columns.find { |c| c.name == 'snippets' } + column = PgArray.columns_hash['snippets'] assert_equal :text, column.type assert_equal [], column.default @@ -49,40 +80,70 @@ class PostgresqlArrayTest < ActiveRecord::TestCase end end - def test_type_cast_array - assert @column - - data = '{1,2,3}' - oid_type = @column.instance_variable_get('@oid_type').subtype - # we are getting the instance variable in this test, but in the - # normal use of string_to_array, it's called from the OID::Array - # class and will have the OID instance that will provide the type - # casting - array = @column.class.string_to_array data, oid_type - assert_equal(['1', '2', '3'], array) - assert_equal(['1', '2', '3'], @column.type_cast(data)) + def test_change_column_default_with_array + @connection.change_column_default :pg_arrays, :tags, [] + + PgArray.reset_column_information + column = PgArray.columns_hash['tags'] + assert_equal [], column.default + end + def test_type_cast_array + assert_equal(['1', '2', '3'], @column.type_cast('{1,2,3}')) assert_equal([], @column.type_cast('{}')) assert_equal([nil], @column.type_cast('{NULL}')) end - def test_rewrite - @connection.execute "insert into pg_arrays (tags) VALUES ('{1,2,3}')" - x = PgArray.first - x.tags = ['1','2','3','4'] + def test_type_cast_integers + x = PgArray.new(ratings: ['1', '2']) assert x.save! + assert_equal(['1', '2'], x.ratings) end - def test_select + def test_select_with_strings @connection.execute "insert into pg_arrays (tags) VALUES ('{1,2,3}')" x = PgArray.first assert_equal(['1','2','3'], x.tags) end + def test_rewrite_with_strings + @connection.execute "insert into pg_arrays (tags) VALUES ('{1,2,3}')" + x = PgArray.first + x.tags = ['1','2','3','4'] + x.save! + assert_equal ['1','2','3','4'], x.reload.tags + end + + def test_select_with_integers + @connection.execute "insert into pg_arrays (ratings) VALUES ('{1,2,3}')" + x = PgArray.first + assert_equal([1, 2, 3], x.ratings) + end + + def test_rewrite_with_integers + @connection.execute "insert into pg_arrays (ratings) VALUES ('{1,2,3}')" + x = PgArray.first + x.ratings = [2, '3', 4] + x.save! + assert_equal [2, 3, 4], x.reload.ratings + end + def test_multi_dimensional_with_strings assert_cycle(:tags, [[['1'], ['2']], [['2'], ['3']]]) end + def test_with_empty_strings + assert_cycle(:tags, [ '1', '2', '', '4', '', '5' ]) + end + + def test_with_multi_dimensional_empty_strings + assert_cycle(:tags, [[['1', '2'], ['', '4'], ['', '5']]]) + end + + def test_with_arbitrary_whitespace + assert_cycle(:tags, [[['1', '2'], [' ', '4'], [' ', '5']]]) + end + def test_multi_dimensional_with_integers assert_cycle(:ratings, [[[1], [7]], [[8], [10]]]) end @@ -113,6 +174,29 @@ class PostgresqlArrayTest < ActiveRecord::TestCase assert_equal(PgArray.last.tags, tag_values) end + def test_attribute_for_inspect_for_array_field + record = PgArray.new { |a| a.ratings = (1..11).to_a } + 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}"] + ar = PgArray.create!(tags: tags) + ar.reload + assert_equal tags, ar.tags + end + private def assert_cycle field, array # test creation |