1 files changed, 24 insertions, 0 deletions
diff --git a/spec/ruby/optional/capi/basic_object_spec.rb b/spec/ruby/optional/capi/basic_object_spec.rb
new file mode 100644
index 0000000000..2922a421da
--- /dev/null
+++ b/spec/ruby/optional/capi/basic_object_spec.rb
@@ -0,0 +1,24 @@
+require_relative 'spec_helper'
+
+load_extension("basic_object")
+
+describe "C-API basic object" do
+  before :each do
+    @s = CApiBasicObjectSpecs.new
+  end
+
+  describe "RBASIC_CLASS" do
+    it "returns the class of an object" do
+      c = Class.new
+      o = c.new
+      @s.RBASIC_CLASS(o).should == c
+    end
+
+    it "returns the singleton class" do
+      o = Object.new
+      @s.RBASIC_CLASS(o).should == Object
+      singleton_class = o.singleton_class
+      @s.RBASIC_CLASS(o).should == singleton_class
+    end
+  end
+end