New: Enable code coverage reports (#5)

* New: Enable code coverage reports

* Update: Add badge to README

.gitignore

@@ -4,10 +4,11 @@
 */debug
 vendor
 *.cover
-coverage.txt
 Gopkg.lock
 cmd/rego/rego
 
+*.cov
+artifacts
 
 for p in *.spec ; do
     data=$(cat $p)

Makefile

@@ -8,7 +8,8 @@ PROJECT_RELEASE ?= dev
 ci: init lint test codecov
 
 init:
-	dep ensure -v
+	dep ensure
+	dep status
 
 lint:
 	golangci-lint run \
@@ -30,10 +31,18 @@ lint:
 		./...
 
 test:
-	@for d in $(shell go list ./... | grep -v vendor); do \
+	@ echo 'mode: atomic' > unit_coverage.cov
+	@ for d in $(shell go list ./... | grep -v vendor); do \
 		go test -race -coverprofile=profile.out -covermode=atomic "$$d"; \
-		if [ -f profile.out ]; then cat profile.out >> coverage.txt; rm -f profile.out; fi; \
+		if [ -f profile.out ]; then tail -q -n +2 profile.out >> unit_coverage.cov; rm -f profile.out; fi; \
 	done;
 
-codecov:
+coverage_aggregate:
+	@ mkdir -p artifacts
+	@ for f in `find . -maxdepth 1 -name '*.cov' -type f`; do \
+		filename="$${f##*/}" && \
+		go tool cover -html=$$f -o artifacts/$${filename%.*}.html; \
+	done;
+
+codecov: coverage_aggregate
 	bash <(curl -s https://codecov.io/bash)

README.md

@@ -1,3 +1,5 @@
 # Regolithe
 
+[![codecov](https://codecov.io/gh/aporeto-inc/regolithe/branch/master/graph/badge.svg?token=1nPCvsj0YJ)](https://codecov.io/gh/aporeto-inc/regolithe)
+
 Regolithe is a new version of monolithe, written in go, working as a library.