extend tests also for other containers and one more fix

lib/dbus/data.rb

@@ -643,7 +643,7 @@ def self.from_typed(value, member_types:) # rubocop:disable Lint/UnusedMethodArg
         # assert member_types.empty?
 
         # decide on type of value
-        new(value)
+        new(value, member_type: member_types.first)
       end
 
       # Note that for Variants type=="v",

spec/data_spec.rb

@@ -294,9 +294,22 @@
 
       include_examples "constructor (kwargs) accepts values", good
       # include_examples "constructor (kwargs) rejects values", bad
+
+      describe ".from_typed" do
+        it "creates new instance from given object and type" do
+          type = DBus::Type.new("s")
+          expect(described_class.from_typed(["test", "lest"].freeze, member_types: [type, type])).to be_a(described_class)
+        end
+      end
     end
 
     describe DBus::Data::Variant do
+      describe ".from_typed" do
+        it "creates new instance from given object and type" do
+          type = DBus::Type.new("s")
+          expect(described_class.from_typed("test", member_types: [type])).to be_a(described_class)
+        end
+      end
     end
 
     describe DBus::Data::DictEntry do