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-rw-r--r--activerecord/test/cases/attribute_set_test.rb49
1 files changed, 49 insertions, 0 deletions
diff --git a/activerecord/test/cases/attribute_set_test.rb b/activerecord/test/cases/attribute_set_test.rb
new file mode 100644
index 0000000000..091f7e396a
--- /dev/null
+++ b/activerecord/test/cases/attribute_set_test.rb
@@ -0,0 +1,49 @@
+require 'cases/helper'
+
+module ActiveRecord
+ class AttributeSetTest < ActiveRecord::TestCase
+ test "building a new set from raw attributes" do
+ builder = AttributeSet::Builder.new(foo: Type::Integer.new, bar: Type::Float.new)
+ attributes = builder.build_from_database(foo: '1.1', bar: '2.2')
+
+ assert_equal 1, attributes[:foo].value
+ assert_equal 2.2, attributes[:bar].value
+ end
+
+ test "building with custom types" do
+ builder = AttributeSet::Builder.new(foo: Type::Float.new)
+ attributes = builder.build_from_database({ foo: '3.3', bar: '4.4' }, { bar: Type::Integer.new })
+
+ assert_equal 3.3, attributes[:foo].value
+ assert_equal 4, attributes[:bar].value
+ end
+
+ test "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.dup
+ duped[:foo] = Attribute.from_database(2, Type::Integer.new)
+ 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
+
+ test "freezing cloned set does not freeze original" do
+ attributes = AttributeSet.new({})
+ clone = attributes.clone
+
+ clone.freeze
+
+ assert clone.frozen?
+ assert_not attributes.frozen?
+ end
+ end
+end