Add extra spec for the default SIGINT handler raising Interrupt

Author: eregon

spec/ruby/core/exception/interrupt_spec.rb

@@ -33,3 +33,19 @@
     end
   end
 end
+
+describe "Interrupt" do
+  # This spec is basically the same as above,
+  # but it does not rely on Signal.trap(:INT, :SIG_DFL) which can be tricky
+  it "is raised on the main Thread by the default SIGINT handler" do
+    out = ruby_exe(<<-'RUBY', args: "2>&1")
+    begin
+      Process.kill :INT, Process.pid
+      sleep
+    rescue Interrupt => e
+      puts "Interrupt: #{e.signo}"
+    end
+    RUBY
+    out.should == "Interrupt: #{Signal.list["INT"]}\n"
+  end
+end

spec/tags/core/exception/interrupt_tags.txt

@@ -0,0 +1 @@
+slow:Interrupt is raised on the main Thread by the default SIGINT handler