diff --git a/bin/_coverage b/bin/_coverage
new file mode 100755
index 0000000..e082483
--- /dev/null
+++ b/bin/_coverage
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+if [ $(which jscoverage) ] 
+then
+  echo "Running test coverage..."
+  rm -rf ./zetta-runtime-HEAD
+  rm -rf ./zetta-runtime-jscoverage
+  git archive --format=tar --prefix=zetta-runtime-HEAD/ HEAD | tar x
+  jscoverage --exclude=node_modules ./zetta-runtime-HEAD ./zetta-runtime-jscoverage
+  cd ./zetta-runtime-jscoverage/
+  npm install
+  mocha --reporter html-cov > coverage.html
+  open coverage.html
+else
+  echo "jscoverage is not installed"
+  echo "if on OS X:"
+  echo "  use brew install jscoverage"
+  echo "if on linux:"
+  echo "  use sudo apt-get install jscoverage"
+fi
+
diff --git a/device.js b/device.js
new file mode 100644
index 0000000..a08298f
--- /dev/null
+++ b/device.js
@@ -0,0 +1,6 @@
+var uuid = require('node-uuid');
+
+var Device = module.exports = function(){
+  this.id = uuid.v4();
+};
+
diff --git a/test/test.js b/test/test.js
new file mode 100644
index 0000000..5decd66
--- /dev/null
+++ b/test/test.js
@@ -0,0 +1,7 @@
+var assert = require('assert');
+
+describe('Hello', function() {
+  it('should be fine. 1==1', function() {
+    assert.equal(1, 1);
+  });
+});