diff --git a/.travis.yml b/.travis.yml
index 1920a51..c02fa88 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,3 +2,4 @@ language: node_js
 sudo: false
 node_js:
   - "0.12"
+script: ./scripts/run-tests.sh
diff --git a/scripts/run-tests.sh b/scripts/run-tests.sh
new file mode 100755
index 0000000..4608240
--- /dev/null
+++ b/scripts/run-tests.sh
@@ -0,0 +1,8 @@
+#!/bin/bash
+set -ev
+if [ "${TRAVIS_PULL_REQUEST}" = "false" ]
+then
+  npm test
+else
+  npm run test:unit
+fi