travis: use local phpunit

martinlindhe · martinlindhe · commit 97b240c209f1 · 2018-03-05T19:38:12.000+01:00
diff --git a/.travis.yml b/.travis.yml
@@ -9,7 +9,7 @@ php:
   - 7.1
 
 script:
-  - phpunit
+  - vendor/phpunit/phpunit/phpunit
 
 before_install:
   - composer self-update
