test: try bail

Author: durran

package.json

@@ -120,7 +120,7 @@
     "check:tsd": "tsd --version && tsd",
     "check:dependencies": "mocha test/action/dependency.test.ts",
     "check:dts": "node ./node_modules/typescript/bin/tsc --noEmit mongodb.d.ts && tsd",
-    "check:test": "mocha --config test/mocha_mongodb.json test/integration",
+    "check:test": "mocha --bail --config test/mocha_mongodb.json test/integration",
     "check:unit": "mocha test/unit",
     "check:ts": "node ./node_modules/typescript/bin/tsc -v && node ./node_modules/typescript/bin/tsc --noEmit",
     "check:atlas": "mocha --config test/manual/mocharc.json test/manual/atlas_connectivity.test.js",