1 files changed, 41 insertions, 0 deletions
diff --git a/spec/ruby/core/process/status/success_spec.rb b/spec/ruby/core/process/status/success_spec.rb
new file mode 100644
index 0000000000..f61243c667
--- /dev/null
+++ b/spec/ruby/core/process/status/success_spec.rb
@@ -0,0 +1,41 @@
+require_relative '../../../spec_helper'
+
+describe "Process::Status#success?" do
+  describe "for a child that exited normally" do
+    before :each do
+      ruby_exe("exit(0)")
+    end
+
+    it "returns true" do
+      $?.success?.should == true
+    end
+  end
+
+  describe "for a child that exited with a non zero status" do
+    before :each do
+      ruby_exe("exit(42)", exit_status: 42)
+    end
+
+    it "returns false" do
+      $?.success?.should == false
+    end
+  end
+
+  describe "for a child that was terminated" do
+    before :each do
+      ruby_exe("Process.kill(:KILL, $$); exit(42)", exit_status: platform_is(:windows) ? 0 : :SIGKILL)
+    end
+
+    platform_is_not :windows do
+      it "returns nil" do
+        $?.success?.should == nil
+      end
+    end
+
+    platform_is :windows do
+      it "always returns true" do
+        $?.success?.should == true
+      end
+    end
+  end
+end