fix(jest): fix jest babel config

.travis.yml

@@ -1,12 +1,12 @@
 language: node_js
 node_js:
-  - '8'
+  - '10'
 script:
-  - make init --no-print-directory
-  - make fmt-check --no-print-directory
-  - make packages-lint --no-print-directory
-  - make packages-tslint --no-print-directory
-  - make packages-test --no-print-directory
-  - make website-build --no-print-directory
-  - make storybook-build --no-print-directory
-  - make examples-build --no-print-directory
+  - make init
+  - make fmt-check
+  - make packages-lint
+  - make packages-tslint
+  - make packages-test
+  - make website-build
+  - make storybook-build
+  - make examples-build

Makefile

@@ -1,3 +1,5 @@
+MAKEFLAGS += --no-print-directory
+
 SOURCES = packages
 
 .PHONY: help bootstrap init packages-build packages-publish clean-all website-install website website-build website-deploy storybook storybook-build storybook-deploy deploy-all examples-install
@@ -136,33 +138,22 @@ packages-tslint: ##@1 packages run tslint on all packages
         ./packages/scatterplot/index.d.ts \
         ./packages/waffle/index.d.ts
 
+package-test-cover-%: ##@1 packages run tests for a package with code coverage
+	@yarn jest -c ./packages/jest.config.js --rootDir . --coverage ./packages/${*}/tests
+
 package-test-%: ##@1 packages run tests for a package
-	@./node_modules/.bin/jest \
-        --setupFiles=./setupTests.js \
-        --setupTestFrameworkScriptFile=raf/polyfill \
-        --env=jsdom \
-        --verbose \
-        ./packages/${*}/tests
+	@yarn jest -c ./packages/jest.config.js --rootDir . ./packages/${*}/tests
 
 package-update-test-%: ##@1 packages run tests for a package and update its snapshots
-	@./node_modules/.bin/jest \
-        --setupFiles=./setupTests.js \
-        --setupTestFrameworkScriptFile=raf/polyfill \
-        --env=jsdom \
-        ./packages/${*}/tests \
-        -u
+	@yarn jest -c ./packages/jest.config.js --rootDir . ./packages/${*}/tests -u
 
 packages-test: ##@1 packages run tests for all packages
 	@echo "${YELLOW}Running test suites for all packages${RESET}"
-	@./node_modules/.bin/jest \
-        --setupFiles=./setupTests.js \
-        --setupTestFrameworkScriptFile=raf/polyfill \
-        --env=jsdom \
-        ./packages/*/tests
+	@yarn jest -c ./packages/jest.config.js --rootDir . ./packages/*/tests
 
 packages-test-cover: ##@1 packages run tests for all packages with code coverage
 	@echo "${YELLOW}Running test suites for all packages${RESET}"
-	@./node_modules/.bin/jest --coverage --setupTestFrameworkScriptFile=raf/polyfill ./packages/*/tests
+	@yarn jest -c ./packages/jest.config.js --rootDir . --coverage ./packages/*/tests
 
 packages-build: ##@1 packages build all packages
 	@echo "${YELLOW}Building all packages${RESET}"

babel.config.js

@@ -0,0 +1,3 @@
+module.exports = {
+  presets: ['@nivo/babel-preset']
+}

package.json

@@ -1,6 +1,6 @@
 {
   "name": "nivo",
-  "version": "0.31.0",
+  "version": "0.52.0",
   "private": true,
   "licenses": [
     {
@@ -21,7 +21,7 @@
     "@babel/core": "^7.4.0",
     "@ekino/config": "^0.3.0",
     "@nivo/babel-preset": "^0.52.0",
-    "@nivo/generators": "^0.48.0",
+    "@nivo/generators": "^0.52.0",
     "@storybook/addon-actions": "^5.0.3",
     "@storybook/addon-info": "^5.0.3",
     "@storybook/addon-knobs": "^5.0.3",
@@ -32,15 +32,16 @@
     "@storybook/theming": "^5.0.3",
     "@types/react": "^16.3.16",
     "babel-eslint": "^8.2.1",
+    "babel-jest": "^24.5.0",
     "babel-loader": "^8.0.5",
     "chalk": "^2.3.0",
     "clog-cli": "^1.0.0",
     "enzyme": "^3.4.4",
     "enzyme-adapter-react-16": "^1.2.0",
-    "eslint": "^5.4.0",
-    "eslint-plugin-react": "^7.6.0",
+    "eslint": "^5.13.3",
+    "eslint-plugin-react": "^7.12.4",
     "gh-pages": "^1.0.0",
-    "jest": "^23.5.0",
+    "jest": "^24.5.0",
     "jsdom": "^12.0.0",
     "lerna": "^3.1.4",
     "lodash": "^4.17.4",

packages/babel-preset/index.js

@@ -40,15 +40,9 @@ module.exports = () => {
     }
 
     if (env === 'test') {
-        plugins.push.apply(plugins, [
-            require.resolve('babel-plugin-istanbul'),
-            [
-                require.resolve('babel-plugin-transform-es2015-modules-commonjs'),
-                {
-                    loose: true,
-                },
-            ],
-        ])
+        // it seems we have nothing specifig to do here
+        // but it's kept as a reminder that config
+        // can be overridden for 'test' env.
     }
 
     return {

packages/jest.config.js

@@ -4,5 +4,4 @@ module.exports = {
     verbose: true,
     testEnvironment: 'jsdom',
     setupFiles: [path.resolve(path.join(__dirname, 'jest.setup.js'))],
-    setupFilesAfterEnv: ['raf/polyfill']
 }