add coveralls

.travis.yml

@@ -3,4 +3,4 @@ otp_release:
   - 20.0
 
 script:
-  - make test
+  - make travis_test

Makefile

@@ -5,3 +5,6 @@ dev:
 
 test:
 	./rebar3 ct --name node1@127.0.0.1
+
+travis_test:
+	./rebar3 ct --name node1@127.0.0.1 ; ./rebar3 as test coveralls send

README.md

@@ -1,4 +1,7 @@
-# throttle [![Build Status](https://travis-ci.org/lambdaclass/throttle.svg?branch=master)](https://travis-ci.org/lambdaclass/throttle) [![Hex.pm](https://img.shields.io/hexpm/v/lambda_throttle.svg)](https://hex.pm/packages/lambda_throttle)
+# throttle
+[![Hex.pm](https://img.shields.io/hexpm/v/lambda_throttle.svg)](https://hex.pm/packages/lambda_throttle)
+[![Build Status](https://travis-ci.org/lambdaclass/throttle.svg?branch=master)](https://travis-ci.org/lambdaclass/throttle)
+[![Coverage Status](https://coveralls.io/repos/github/lambdaclass/throttle/badge.svg?branch=master)](https://coveralls.io/github/lambdaclass/throttle?branch=master)
 
 An OTP application to implement throttling/rate limiting of resources.
 

rebar.config

@@ -1,7 +1,12 @@
 {erl_opts, [debug_info]}.
 {deps, []}.
+{plugins, [coveralls]}.
 
 {ct_opts, [{sys_config, "conf/test.config"}]}.
 
 {profiles, [{test, [{erl_opts, [debug_info, {parse_transform, lager_transform}]},
+                    {cover_enabled          , true},
+                    {cover_export_enabled   , true},
+                    {coveralls_coverdata    , "_build/test/cover/ct.coverdata"},
+                    {coveralls_service_name , "travis-ci"},
                     {deps, [{lager, "3.5.1"}]}]}]}.

rebar.config.script

@@ -0,0 +1,7 @@
+case os:getenv("TRAVIS") of
+  "true" ->
+    JobId   = os:getenv("TRAVIS_JOB_ID"),
+    lists:keystore(coveralls_service_job_id, 1, CONFIG, {coveralls_service_job_id, JobId});
+  _ ->
+    CONFIG
+end.