add travis
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..0027b7d
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,8 @@
+language: cpp
+dist: trusty
+compiler: clang++
+os: linux
+install:
+- cmake -DCMAKE_BUILD_TYPE=Release
+- VERBOSE=1 make
+script: delaunator-test