Merge pull request #96 from unexpectedjs/depfu/update/npm/karma-4.1.0

Upgrade karma to version 4.1.0

.travis.yml

@@ -1,8 +1,29 @@
 language: node_js
+
+env:
+  - TARGET=test
+
 node_js:
   - '6'
   - '7'
-  - '8'
+  - '8.7.0'
   - '10'
-  - 'node'
-script: 'npm run ci'
+
+matrix:
+  include:
+  - name: Lint
+    node_js: '8.7.0'
+    env:
+      - TARGET=lint
+  - name: Coverage
+    node_js: '8.7.0'
+    env:
+      - TARGET=coverage
+  - name: Chrome headless
+    node_js: '8.7.0'
+    env:
+      - TARGET=test-headless
+
+script: npm run $TARGET
+
+after_success: '<coverage/lcov.info ./node_modules/coveralls/bin/coveralls.js'

package.json

@@ -20,9 +20,8 @@
     "lint": "eslint .",
     "test": "mocha --require unexpected-markdown test/*.js `find documentation -name '*.md'`",
     "test-headless": "karma start --single-run",
-    "ci": "npm test && npm run test-headless && npm run coverage && (<coverage/lcov.info coveralls || true) && npm run lint && npm run generate-site",
     "test-browser": "serve .",
-    "coverage": "nyc --reporter=lcov --reporter=text npm test && echo google-chrome coverage/lcov-report/index.html",
+    "coverage": "nyc --reporter=lcov --reporter=text npm test",
     "generate-site": "generate-site --require ./bootstrap-unexpected-markdown.js",
     "update-examples": "generate-site --require ./bootstrap-unexpected-markdown.js --update-examples",
     "deploy-site": "deploy-site"
@@ -38,7 +37,7 @@
     "eslint-config-pretty-standard": "^2.0.0",
     "eslint-plugin-mocha": "^5.2.0",
     "eslint-plugin-prettier": "^3.0.0",
-    "karma": "^3.1.4",
+    "karma": "^4.1.0",
     "karma-chrome-launcher": "^2.2.0",
     "karma-mocha": "^1.3.0",
     "mocha": "^6.0.0",