add goveralls

README.md

@@ -1,4 +1,5 @@
 [![Circle CI](https://circleci.com/gh/ota42y/go-chatwork-api.svg?style=svg)](https://circleci.com/gh/ota42y/go-chatwork-api)
+[![Coverage Status](https://coveralls.io/repos/ota42y/go-chatwork-api/badge.svg?branch=master&service=github)](https://coveralls.io/github/ota42y/go-chatwork-api?branch=master)
 [![GoDoc](https://godoc.org/github.com/ota42y/go-chatwork-api?status.svg)](https://godoc.org/github.com/ota42y/go-chatwork-api)
 [![License](https://img.shields.io/github/license/mashape/apistatus.svg)](https://github.com/ota42y/go-chatwork-api/LICENSE.txt)
 

circle.yml

@@ -0,0 +1,12 @@
+machine:
+  timezone:
+    Asia/Tokyo
+test:
+  pre:
+    - go get github.com/axw/gocov/gocov
+    - go get github.com/mattn/goveralls
+    - if ! go get github.com/golang/tools/cmd/cover; then go get golang.org/x/tools/cmd/cover; fi
+  override:
+    - go test -v -cover -race -coverprofile=./coverage.out
+  post:
+    - goveralls -coverprofile=./coverage.out -service=circle-ci -repotoken=$COVERALLS_TOKEN