display logfile when tests fail

Author: ScriptSmith

.travis.yml

@@ -22,5 +22,7 @@ install:
   - npm install
 script:
   - npm run build -- --noEmit
-  - npm test
+  - npm test:ci
   - if [[ $TRAVIS_PULL_REQUEST = "false" ]] ; then cat ./coverage/lcov.info | codacy-coverage --language=typescript; fi
+after_failure:
+  - tail -n 2000 instamancer_tests.log

package.json

@@ -21,6 +21,7 @@
         "build": "tsc",
         "prepack": "tsc --declaration",
         "test": "jest",
+        "test:ci": "jest --bail",
         "lint": "tslint -p tsconfig.json -p tests/tsconfig.json",
         "lint:fix": "npm run lint -- --fix",
         "prettier": "prettier --write \"{src,tests}/**/*.ts\"",