adds test coverage to jest config

closes ProjectMirador#72
removes jest config from package.json and adds jest config file
adds ignores for coverage dir

minimal_redux_poc/.eslintignore

@@ -1,2 +1,3 @@
 dist/
 config/
+coverage/

minimal_redux_poc/.gitignore

@@ -1,3 +1,3 @@
 dist/
+coverage/
 
-.idea

minimal_redux_poc/jest.json

@@ -0,0 +1,15 @@
+{
+  "collectCoverageFrom": [
+    "src/**/*.{js,jsx}"
+  ],
+  "coverageDirectory": "<rootDir>/coverage",
+  "coverageReporters": ["html"],
+  "setupFiles": [
+    "<rootDir>/setupJest.js"
+  ],
+  "testMatch": [
+    "<rootDir>/**/__tests__/**/*.{js,jsx}",
+    "<rootDir>/src/**/?(*.)(spec|test|unit).{js,jsx}"
+  ],
+  "preset": "jest-puppeteer"
+}

minimal_redux_poc/package.json

@@ -6,8 +6,9 @@
   "scripts": {
     "lint": "node_modules/.bin/eslint ./",
     "server": "node_modules/.bin/http-server",
-    "test": "npm run build && npm run lint && node_modules/.bin/jest",
-    "test:watch": "npm test -- --watch",
+    "test": "npm run build && npm run lint && jest -c jest.json",
+    "test:coverage": "jest -c jest.json --coverage",
+    "test:watch": "jest -c jest.json --watch",
     "build": "webpack --mode=production",
     "build:dev": "webpack --mode=development",
     "build:watch": "webpack --watch --mode=development",
@@ -67,14 +68,5 @@
     "style-loader": "^0.22.1",
     "webpack": "^4.27.1",
     "webpack-cli": "^3.1.2"
-  },
-  "jest": {
-    "preset": "jest-puppeteer",
-    "setupFiles": [
-      "./setupJest.js"
-    ],
-    "testPathIgnorePatterns": [
-      "__tests__/integration/react-example/.*jsx?"
-    ]
   }
 }