Fix appveyor

package.json

@@ -1,7 +1,8 @@
 {
   "name": "node-minify",
   "version": "2.4.1",
-  "description": "Javascript / CSS minifier based on Babel-minify / Butternut / YUI Compressor / Google Closure Compiler / UglifyJS2 / Sqwish / Clean-css / CSSO",
+  "description":
+    "Javascript / CSS minifier based on Babel-minify / Butternut / YUI Compressor / Google Closure Compiler / UglifyJS2 / Sqwish / Clean-css / CSSO",
   "homepage": "https://github.com/srod/node-minify",
   "author": {
     "name": "Rodolphe Stoclin",
@@ -38,7 +39,7 @@
   "scripts": {
     "eslint": "eslint src test || true",
     "pretest": "npm run eslint",
-    "test": "jest __tests__/*.js",
+    "test": "jest",
     "posttest": "npm run clean",
     "precommit": "npm run eslint && lint-staged",
     "clean": "rm -f ./examples/public/dist/* ./examples/public/js-dist/*",
@@ -118,13 +119,11 @@
     "verbose": true,
     "testEnvironment": "node",
     "coverageDirectory": "./coverage/",
-    "collectCoverage": true
+    "collectCoverage": true,
+    "testPathIgnorePatterns": ["/node_modules/", ".history"]
   },
   "lint-staged": {
-    "*.js": [
-      "npm run prettier-write --",
-      "git add"
-    ]
+    "*.js": ["npm run prettier-write --", "git add"]
   },
   "prettier": {
     "singleQuote": true,