diff options
Diffstat (limited to 'activerecord/test/cases/attribute_set_test.rb')
-rw-r--r-- | activerecord/test/cases/attribute_set_test.rb | 44 |
1 files changed, 43 insertions, 1 deletions
diff --git a/activerecord/test/cases/attribute_set_test.rb b/activerecord/test/cases/attribute_set_test.rb index 9d927481ec..7a24b85a36 100644 --- a/activerecord/test/cases/attribute_set_test.rb +++ b/activerecord/test/cases/attribute_set_test.rb @@ -29,7 +29,7 @@ module ActiveRecord assert_equal :bar, attributes[:bar].name end - test "duping creates a new hash and dups each attribute" do + test "duping creates a new hash, but does not dup the attributes" do builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::String.new) attributes = builder.build_from_database(foo: 1, bar: 'foo') @@ -43,6 +43,24 @@ module ActiveRecord assert_equal 1, attributes[:foo].value assert_equal 2, duped[:foo].value + assert_equal 'foobar', attributes[:bar].value + assert_equal 'foobar', duped[:bar].value + end + + test "deep_duping creates a new hash and dups each attribute" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::String.new) + attributes = builder.build_from_database(foo: 1, bar: 'foo') + + # Ensure the type cast value is cached + attributes[:foo].value + attributes[:bar].value + + duped = attributes.deep_dup + duped.write_from_database(:foo, 2) + duped[:bar].value << 'bar' + + assert_equal 1, attributes[:foo].value + assert_equal 2, duped[:foo].value assert_equal 'foo', attributes[:bar].value assert_equal 'foobar', duped[:bar].value end @@ -160,6 +178,9 @@ module ActiveRecord return if value.nil? value + " from database" end + + def assert_valid_value(*) + end end test "write_from_database sets the attribute with database typecasting" do @@ -207,5 +228,26 @@ module ActiveRecord assert_equal [:foo], attributes.accessed end + + test "#map returns a new attribute set with the changes applied" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::Integer.new) + attributes = builder.build_from_database(foo: "1", bar: "2") + new_attributes = attributes.map do |attr| + attr.with_cast_value(attr.value + 1) + end + + assert_equal 2, new_attributes.fetch_value(:foo) + assert_equal 3, new_attributes.fetch_value(:bar) + end + + test "comparison for equality is correctly implemented" do + builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::Integer.new) + attributes = builder.build_from_database(foo: "1", bar: "2") + attributes2 = builder.build_from_database(foo: "1", bar: "2") + attributes3 = builder.build_from_database(foo: "2", bar: "2") + + assert_equal attributes, attributes2 + assert_not_equal attributes2, attributes3 + end end end |