[travis]integrate with codecov.io

.travis.yml

@@ -21,6 +21,7 @@ install:
 script:
   - ${TEST}
 after_success:
+  - bash <(curl -s https://codecov.io/bash)
   - wget https://raw.githubusercontent.com/DiscordHooks/travis-ci-discord-webhook/master/send.sh
   - chmod +x send.sh
   - ./send.sh success $WEBHOOK_URL

README.md

@@ -5,6 +5,7 @@
 ![Discord](https://img.shields.io/discord/532383335348043777.svg)
 [![Coverage Status](https://coveralls.io/repos/github/harmony-one/harmony/badge.svg?branch=main)](https://coveralls.io/github/harmony-one/harmony?branch=master)
 [![Go Report Card](https://goreportcard.com/badge/github.com/harmony-one/harmony)](https://goreportcard.com/report/github.com/harmony-one/harmony)
+[![codecov](https://codecov.io/gh/harmony-one/harmony/branch/main/graph/badge.svg)](https://codecov.io/gh/harmony-one/harmony)
 
 ## General Documentation
 

scripts/travis_checker.sh

@@ -80,6 +80,8 @@ else
 fi
 
 echo "Running go test..."
+go test -race -coverprofile=coverage.txt -covermode=atomic ./...
+
 if go test -v -count=1 ./...
 then
 	echo "go test succeeded."