Track and report test coverage

.gitignore

@@ -1,11 +1,12 @@
-node_modules
+# Directories/files that may be generated by this project
 build
 coverage
-gutenberg.pot
-.vscode
-*.log
-yarn.lock
-gutenberg.zip
+node_modules
 storybook-static
+gutenberg.zip
+
+# Directories/files that may appear in your environment
 .DS_Store
+*.log
 phpcs.xml
+yarn.lock

README.md

@@ -1,5 +1,6 @@
 # Gutenberg
-[![Build Status](https://travis-ci.org/WordPress/gutenberg.svg?branch=master)](https://travis-ci.org/WordPress/gutenberg)
+[![Build Status](https://img.shields.io/travis/WordPress/gutenberg/master.svg)](https://travis-ci.org/WordPress/gutenberg)
+[![Coverage](https://img.shields.io/coveralls/WordPress/gutenberg/master.svg)](https://coveralls.io/github/WordPress/gutenberg)
 
 Printing since 1440.
 

package.json

@@ -53,6 +53,7 @@
     "babel-traverse": "^6.24.1",
     "chai": "^3.5.0",
     "concurrently": "^3.4.0",
+    "coveralls": "^2.13.1",
     "cross-env": "^3.2.4",
     "deep-freeze": "0.0.1",
     "dirty-chai": "^1.2.2",
@@ -84,37 +85,26 @@
     "tinymce": "^4.5.6",
     "webpack": "^2.2.1"
   },
-  "scripts": {
-    "build": "cross-env BABEL_ENV=default NODE_ENV=production webpack",
-    "gettext-strings": "cross-env BABEL_ENV=gettext webpack",
-    "lint": "eslint . .storybook",
-    "dev": "cross-env BABEL_ENV=default webpack --watch",
-    "test": "npm run lint && npm run test-unit",
-    "ci": "concurrently \"npm run build\" \"npm test\"",
-    "package-plugin": "./bin/build-plugin-zip.sh",
-    "storybook": "start-storybook -p 6006",
-    "build-storybook": "build-storybook",
-    "test-unit": "jest",
-    "test-unit:coverage": "jest --coverage",
-    "test-unit:watch": "jest --watch"
-  },
   "jest": {
     "collectCoverageFrom": [
-      "**/blocks/**/*.js",
-      "**/components/**/*.js",
-      "**/date/**/*.js",
-      "**/editor/**/*.js",
-      "**/element/**/*.js",
-      "**/i18n/**/*.js",
-      "**/utils/**/*.js"
+      "blocks/**/*.js",
+      "components/**/*.js",
+      "date/**/*.js",
+      "editor/**/*.js",
+      "element/**/*.js",
+      "i18n/**/*.js",
+      "utils/**/*.js"
     ],
     "coveragePathIgnorePatterns": [
       "<rootDir>/components/clipboard-button/index.js",
       "<rootDir>/components/notice/index.js",
       "<rootDir>/components/notice/list.js",
       "<rootDir>/components/form-toggle/index.js",
-      "<rootDir>/components/form-token-field/token.js"
+      "<rootDir>/components/form-token-field/token.js",
+      "<rootDir>/[^/]+/build/index.js",
+      ".*/story/[^/]+.js"
     ],
+    "coverageDirectory": "coverage",
     "moduleNameMapper": {
       "\\.scss$": "<rootDir>/test/style-mock.js"
     },
@@ -133,12 +123,28 @@
       "**/editor/**/test/*.js",
       "**/element/**/test/*.js",
       "**/i18n/**/test/*.js",
-      "**/utils/**/test/*.js" ],
+      "**/utils/**/test/*.js"
+    ],
     "timers": "fake",
     "transform": {
       "^.+\\.jsx?$": "babel-jest",
       "\\.pegjs$": "<rootDir>/test/pegjs-transform.js"
     },
     "verbose": true
+  },
+  "scripts": {
+    "build": "cross-env BABEL_ENV=default NODE_ENV=production webpack",
+    "gettext-strings": "cross-env BABEL_ENV=gettext webpack",
+    "lint": "eslint . .storybook",
+    "dev": "cross-env BABEL_ENV=default webpack --watch",
+    "test": "npm run lint && npm run test-unit",
+    "ci": "concurrently \"npm run build\" \"npm run lint\" \"npm run test-unit:coverage-ci\"",
+    "package-plugin": "./bin/build-plugin-zip.sh",
+    "storybook": "start-storybook -p 6006",
+    "build-storybook": "build-storybook",
+    "test-unit": "jest",
+    "test-unit:coverage": "jest --coverage",
+    "test-unit:coverage-ci": "jest --coverage && coveralls < coverage/lcov.info",
+    "test-unit:watch": "jest --watch"
   }
 }

test/setup-test-framework.js

@@ -1,3 +1,4 @@
+// `babel-jest` should be doing this instead, but apparently it's not working.
 require( 'core-js/modules/es7.object.values' );
 
 // Chai plugins

test/setup-wp-aliases.js

@@ -1,18 +1,14 @@
-const lazySetupAlias = object =>
-	name =>
-		Object.defineProperty( object, name, {
-			get: () => require( name ),
-		} );
-const lazySetupWpAlias = lazySetupAlias( global.wp );
-
-const entryPointNames = [
+// Set up `wp.*` aliases.  Handled by Webpack outside of the test build.
+[
 	'element',
 	'i18n',
 	'components',
 	'utils',
 	'blocks',
 	'date',
 	'editor',
-];
-
-entryPointNames.forEach( lazySetupWpAlias );
+].forEach( entryPointName => {
+	Object.defineProperty( global.wp, entryPointName, {
+		get: () => require( entryPointName ),
+	} );
+} );