module JSONSharedTestCases

Public Instance Methods

setup() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 14
def setup
  @connection = ActiveRecord::Base.connection
end
teardown() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 18
def teardown
  @connection.drop_table :json_data_type, if_exists: true
  klass.reset_column_information
end
test_assigning_boolean() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 214
def test_assigning_boolean
  json = klass.create!(payload: true)
  assert_equal true, json.payload
end
test_assigning_number() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 209
def test_assigning_number
  json = klass.create!(payload: 1.234)
  assert_equal 1.234, json.payload
end
test_assigning_string_literal() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 204
def test_assigning_string_literal
  json = klass.create!(payload: "foo")
  assert_equal "foo", json.payload
end
test_cast_value_on_write() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 47
def test_cast_value_on_write
  x = klass.new(payload: { "string" => "foo", :symbol => :bar })
  assert_equal({ "string" => "foo", :symbol => :bar }, x.payload_before_type_cast)
  assert_equal({ "string" => "foo", "symbol" => "bar" }, x.payload)
  x.save!
  assert_equal({ "string" => "foo", "symbol" => "bar" }, x.reload.payload)
end
test_change_table_supports_json() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 32
def test_change_table_supports_json
  @connection.change_table("json_data_type") do |t|
    t.public_send column_type, "users"
  end
  klass.reset_column_information
  column = klass.columns_hash["users"]
  assert_equal column_type, column.type
  assert_equal column_type.to_s, column.sql_type
end
test_changes_in_place() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 153
def test_changes_in_place
  json = klass.new
  assert_not json.changed?

  json.payload = { "one" => "two" }
  assert json.changed?
  assert json.payload_changed?

  json.save!
  assert_not json.changed?

  json.payload["three"] = "four"
  assert json.payload_changed?

  json.save!
  json.reload

  assert_equal({ "one" => "two", "three" => "four" }, json.payload)
  assert_not json.changed?
end
test_changes_in_place_ignores_key_order() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 174
def test_changes_in_place_ignores_key_order
  json = klass.new
  assert_not json.changed?

  json.payload = { "three" => "four", "one" => "two" }
  json.save!
  json.reload

  json.payload = { "three" => "four", "one" => "two" }
  assert_not json.changed?

  json.payload = [{ "three" => "four", "one" => "two" }, { "seven" => "eight", "five" => "six" }]
  json.save!
  json.reload

  json.payload = [{ "three" => "four", "one" => "two" }, { "seven" => "eight", "five" => "six" }]
  assert_not json.changed?
end
test_changes_in_place_with_ruby_object() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 193
def test_changes_in_place_with_ruby_object
  time = Time.now.utc
  json = klass.create!(payload: time)

  json.reload
  assert_not json.changed?

  json.payload = time
  assert_not json.changed?
end
test_column() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 23
def test_column
  column = klass.columns_hash["payload"]
  assert_equal column_type, column.type
  assert_equal column_type.to_s, column.sql_type

  type = klass.type_for_attribute("payload")
  assert_not type.binary?
end
test_duplication_with_store_accessors() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 137
def test_duplication_with_store_accessors
  x = klass.new(resolution: "320×480")
  assert_equal "320×480", x.resolution

  y = x.dup
  assert_equal "320×480", y.resolution
end
test_json_with_serialized_attributes() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 235
def test_json_with_serialized_attributes
  new_klass = Class.new(klass) do
    serialize :settings, MySettings
  end

  new_klass.create!(settings: MySettings.new("one" => "two"))
  record = new_klass.first

  assert_instance_of MySettings, record.settings
  assert_equal({ "one" => "two" }, record.settings.to_hash)

  record.settings = MySettings.new("three" => "four")
  record.save!

  assert_equal({ "three" => "four" }, record.reload.settings.to_hash)
end
test_not_compatible_with_serialize_json() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 219
def test_not_compatible_with_serialize_json
  new_klass = Class.new(klass) do
    serialize :payload, JSON
  end
  assert_raises(ActiveRecord::AttributeMethods::Serialization::ColumnNotSerializableError) do
    new_klass.new
  end
end
test_null_json() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 87
def test_null_json
  @connection.execute("insert into json_data_type (payload) VALUES(null)")
  x = klass.first
  assert_nil(x.payload)
end
test_rewrite() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 68
def test_rewrite
  @connection.execute(%q|insert into json_data_type (payload) VALUES ('{"k":"v"}')|)
  x = klass.first
  x.payload = { '"a\'' => "b" }
  assert x.save!
end
test_rewrite_array_json_value() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 115
def test_rewrite_array_json_value
  @connection.execute(%q|insert into json_data_type (payload) VALUES ('["v0",{"k1":"v1"}]')|)
  x = klass.first
  x.payload = ["v1", { "k2" => "v2" }, "v3"]
  assert x.save!
end
test_schema_dumping() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 42
def test_schema_dumping
  output = dump_table_schema("json_data_type")
  assert_match(/t\.#{column_type}\s+"settings"/, output)
end
test_select() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 75
def test_select
  @connection.execute(%q|insert into json_data_type (payload) VALUES ('{"k":"v"}')|)
  x = klass.first
  assert_equal({ "k" => "v" }, x.payload)
end
test_select_array_json_value() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 109
def test_select_array_json_value
  @connection.execute(%q|insert into json_data_type (payload) VALUES ('["v0",{"k1":"v1"}]')|)
  x = klass.first
  assert_equal(["v0", { "k1" => "v1" }], x.payload)
end
test_select_multikey() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 81
def test_select_multikey
  @connection.execute(%q|insert into json_data_type (payload) VALUES ('{"k1":"v1", "k2":"v2", "k3":[1,2,3]}')|)
  x = klass.first
  assert_equal({ "k1" => "v1", "k2" => "v2", "k3" => [1, 2, 3] }, x.payload)
end
test_select_nil_json_after_create() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 93
def test_select_nil_json_after_create
  json = klass.create!(payload: nil)
  x = klass.where(payload: nil).first
  assert_equal(json, x)
end
test_select_nil_json_after_update() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 99
def test_select_nil_json_after_update
  json = klass.create!(payload: "foo")
  x = klass.where(payload: nil).first
  assert_nil(x)

  json.update_attributes(payload: nil)
  x = klass.where(payload: nil).first
  assert_equal(json.reload, x)
end
test_type_cast_json() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 55
def test_type_cast_json
  type = klass.type_for_attribute("payload")

  data = '{"a_key":"a_value"}'
  hash = type.deserialize(data)
  assert_equal({ "a_key" => "a_value" }, hash)
  assert_equal({ "a_key" => "a_value" }, type.deserialize(data))

  assert_equal({}, type.deserialize("{}"))
  assert_equal({ "key" => nil }, type.deserialize('{"key": null}'))
  assert_equal({ "c" => "}", '"a"' => 'b "a b' }, type.deserialize(%q({"c":"}", "\"a\"":"b \"a b"})))
end
test_with_store_accessors() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 122
def test_with_store_accessors
  x = klass.new(resolution: "320×480")
  assert_equal "320×480", x.resolution

  x.save!
  x = klass.first
  assert_equal "320×480", x.resolution

  x.resolution = "640×1136"
  x.save!

  x = klass.first
  assert_equal "640×1136", x.resolution
end
test_yaml_round_trip_with_store_accessors() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 145
def test_yaml_round_trip_with_store_accessors
  x = klass.new(resolution: "320×480")
  assert_equal "320×480", x.resolution

  y = YAML.load(YAML.dump(x))
  assert_equal "320×480", y.resolution
end

Private Instance Methods

klass() click to toggle source
# File activerecord/test/cases/json_shared_test_cases.rb, line 253
def klass
  JsonDataType
end