🔧 (circleci) Add basic config

Author: tpucci

.circleci/config.yml

@@ -0,0 +1,24 @@
+version: 2
+jobs:
+  build:
+    docker:
+      - image: circleci/node:8.11.4
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      - restore_cache:
+          keys:
+            - v1-dependencies-{{ checksum "package.json" }}
+            - v1-dependencies-
+
+      - run: yarn install
+
+      - save_cache:
+          paths:
+            - node_modules
+          key: v1-dependencies-{{ checksum "package.json" }}
+
+      - run: yarn test:ci

package.json

@@ -22,8 +22,10 @@
   "scripts": {
     "test:lint": "tslint src/**/*.ts{,x}",
     "test:unit": "jest",
+    "test:unit:ci": "jest --runInBand",
     "test:type": "tsc --noEmit",
-    "test": "yarn test:lint && yarn test:unit && yarn test:type"
+    "test": "yarn test:lint && yarn test:unit && yarn test:type",
+    "test:ci": "yarn test:lint && yarn test:unit:ci && yarn test:type"
   },
   "devDependencies": {
     "@babel/core": "^7.4.3",