1 files changed, 122 insertions, 0 deletions
diff --git a/activemodel/test/cases/types_test.rb b/activemodel/test/cases/types_test.rb
new file mode 100644
index 0000000000..f937208580
--- /dev/null
+++ b/activemodel/test/cases/types_test.rb
@@ -0,0 +1,122 @@
+require "cases/helper"
+require "active_model/type"
+require "active_support/core_ext/numeric/time"
+
+module ActiveModel
+  class TypesTest < ActiveModel::TestCase
+    def test_type_cast_boolean
+      type = Type::Boolean.new
+      assert type.cast('').nil?
+      assert type.cast(nil).nil?
+
+      assert type.cast(true)
+      assert type.cast(1)
+      assert type.cast('1')
+      assert type.cast('t')
+      assert type.cast('T')
+      assert type.cast('true')
+      assert type.cast('TRUE')
+      assert type.cast('on')
+      assert type.cast('ON')
+      assert type.cast(' ')
+      assert type.cast("\u3000\r\n")
+      assert type.cast("\u0000")
+      assert type.cast('SOMETHING RANDOM')
+
+      # explicitly check for false vs nil
+      assert_equal false, type.cast(false)
+      assert_equal false, type.cast(0)
+      assert_equal false, type.cast('0')
+      assert_equal false, type.cast('f')
+      assert_equal false, type.cast('F')
+      assert_equal false, type.cast('false')
+      assert_equal false, type.cast('FALSE')
+      assert_equal false, type.cast('off')
+      assert_equal false, type.cast('OFF')
+    end
+
+    def test_type_cast_float
+      type = Type::Float.new
+      assert_equal 1.0, type.cast("1")
+    end
+
+    def test_changing_float
+      type = Type::Float.new
+
+      assert type.changed?(5.0, 5.0, '5wibble')
+      assert_not type.changed?(5.0, 5.0, '5')
+      assert_not type.changed?(5.0, 5.0, '5.0')
+      assert_not type.changed?(nil, nil, nil)
+    end
+
+    def test_type_cast_binary
+      type = Type::Binary.new
+      assert_equal nil, type.cast(nil)
+      assert_equal "1", type.cast("1")
+      assert_equal 1, type.cast(1)
+    end
+
+    def test_type_cast_time
+      type = Type::Time.new
+      assert_equal nil, type.cast(nil)
+      assert_equal nil, type.cast('')
+      assert_equal nil, type.cast('ABC')
+
+      time_string = Time.now.utc.strftime("%T")
+      assert_equal time_string, type.cast(time_string).strftime("%T")
+    end
+
+    def test_type_cast_datetime_and_timestamp
+      type = Type::DateTime.new
+      assert_equal nil, type.cast(nil)
+      assert_equal nil, type.cast('')
+      assert_equal nil, type.cast('  ')
+      assert_equal nil, type.cast('ABC')
+
+      datetime_string = Time.now.utc.strftime("%FT%T")
+      assert_equal datetime_string, type.cast(datetime_string).strftime("%FT%T")
+    end
+
+    def test_type_cast_date
+      type = Type::Date.new
+      assert_equal nil, type.cast(nil)
+      assert_equal nil, type.cast('')
+      assert_equal nil, type.cast(' ')
+      assert_equal nil, type.cast('ABC')
+
+      date_string = Time.now.utc.strftime("%F")
+      assert_equal date_string, type.cast(date_string).strftime("%F")
+    end
+
+    def test_type_cast_duration_to_integer
+      type = Type::Integer.new
+      assert_equal 1800, type.cast(30.minutes)
+      assert_equal 7200, type.cast(2.hours)
+    end
+
+    def test_string_to_time_with_timezone
+      ["UTC", "US/Eastern"].each do |zone|
+        with_timezone_config default: zone do
+          type = Type::DateTime.new
+          assert_equal Time.utc(2013, 9, 4, 0, 0, 0), type.cast("Wed, 04 Sep 2013 03:00:00 EAT")
+        end
+      end
+    end
+
+    def test_type_equality
+      assert_equal Type::Value.new, Type::Value.new
+      assert_not_equal Type::Value.new, Type::Integer.new
+      assert_not_equal Type::Value.new(precision: 1), Type::Value.new(precision: 2)
+    end
+
+    private
+
+    def with_timezone_config(default:)
+      old_zone_default = ::Time.zone_default
+      ::Time.zone_default = ::Time.find_zone(default)
+      yield
+    ensure
+      ::Time.zone_default = old_zone_default
+    end
+  end
+end