1 files changed, 31 insertions, 0 deletions
diff --git a/spec/ruby/optional/capi/language_spec.rb b/spec/ruby/optional/capi/language_spec.rb
new file mode 100644
index 0000000000..7605332fbd
--- /dev/null
+++ b/spec/ruby/optional/capi/language_spec.rb
@@ -0,0 +1,31 @@
+require_relative 'spec_helper'
+
+load_extension("language")
+
+describe "C language construct" do
+  before :each do
+    @s = CApiLanguageSpecs.new
+  end
+
+  describe "switch (VALUE)" do
+    it "works for Qtrue" do
+      @s.switch(true).should == :true
+    end
+
+    it "works for Qfalse" do
+      @s.switch(false).should == :false
+    end
+
+    it "works for Qnil" do
+      @s.switch(nil).should == :nil
+    end
+
+    it "works for Qundef" do
+      @s.switch(:undef).should == :undef
+    end
+
+    it "works for the default case" do
+      @s.switch(Object.new).should == :default
+    end
+  end
+end