1 files changed, 29 insertions, 0 deletions
diff --git a/spec/rubyspec/core/process/wait2_spec.rb b/spec/rubyspec/core/process/wait2_spec.rb
new file mode 100644
index 0000000000..8e1ac763f1
--- /dev/null
+++ b/spec/rubyspec/core/process/wait2_spec.rb
@@ -0,0 +1,29 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Process.wait2" do
+  before :all do
+    # HACK: this kludge is temporarily necessary because some
+    # misbehaving spec somewhere else does not clear processes
+    begin
+      leaked = Process.waitall
+      puts "leaked before wait2 specs: #{leaked}" unless leaked.empty?
+    rescue NotImplementedError
+    end
+  end
+
+  platform_is_not :windows do
+    it "returns the pid and status of child process" do
+      pidf = Process.fork { Process.exit! 99 }
+      results = Process.wait2
+      results.size.should == 2
+      pidw, status = results
+      pidf.should == pidw
+      status.exitstatus.should == 99
+    end
+  end
+
+  it "raises a StandardError if no child processes exist" do
+    lambda { Process.wait2 }.should raise_error(Errno::ECHILD)
+    lambda { Process.wait2 }.should raise_error(StandardError)
+  end
+end