From cfc1a2184f19700a6a24f73032ad1235953b1661 Mon Sep 17 00:00:00 2001
From: mo k <mo@mokhan.ca>
Date: Sun, 19 Feb 2012 16:02:48 -0700
Subject: remove each command from the queue after it is run.

---
 .gitignore                      | 1 +
 lib/command_processor.rb        | 4 +++-
 spec/command_processor_specs.rb | 9 +++++++++
 3 files changed, 13 insertions(+), 1 deletion(-)
 create mode 100644 .gitignore

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..6e92f57
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+tags
diff --git a/lib/command_processor.rb b/lib/command_processor.rb
index 7e9de08..738b9b1 100644
--- a/lib/command_processor.rb
+++ b/lib/command_processor.rb
@@ -6,6 +6,8 @@ class CommandProcessor
     @commands << command
   end
   def run
-    @commands.each { |e| e.run  }
+    while @commands.length > 0 do
+      @commands.shift.run
+    end
   end
 end
diff --git a/spec/command_processor_specs.rb b/spec/command_processor_specs.rb
index 6bb90ba..0d47f3a 100644
--- a/spec/command_processor_specs.rb
+++ b/spec/command_processor_specs.rb
@@ -16,5 +16,14 @@ describe CommandProcessor do
       @sut.add(@second_command)
       @sut.run
     end
+    describe "when run again" do
+      it "should have nothing to run" do
+        @first_command.received(:run).times?(1).must_equal true
+        @second_command.received(:run).times?(1).must_equal true
+      end
+      before(:each) do
+        @sut.run
+      end
+    end
   end
 end
-- 
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