Add coverage

Signed-off-by: Xabier Larrakoetxea <[email protected]>

Author: slok

.gitignore

@@ -1 +1,2 @@
-vendor/
+vendor/
+.test_coverage.txt

Makefile

@@ -1,10 +1,11 @@
 
-UNIT_TEST_CMD := go test `go list ./... | grep -v test\/integration` -race
-INTEGRATION_TEST_CMD := go test ./test/integration -race -tags='integration'
-BENCHMARK_CMD := go test `go list ./... | grep -v vendor` -benchmem -bench=.
-CHECK_CMD = golangci-lint run -E goimports
-DEPS_CMD := go mod tidy
-MOCKS_CMD := go generate ./internal/mocks
+UNIT_TEST_CMD 			:= go test `go list ./... | grep -v test\/integration` -race -coverprofile=.test_coverage.txt && \
+						   	go tool cover -func=.test_coverage.txt | tail -n1 | awk '{print "Total test coverage: " $$3}'
+INTEGRATION_TEST_CMD 	:= go test ./test/integration -race -tags='integration'
+BENCHMARK_CMD 			:= go test `go list ./... | grep -v vendor` -benchmem -bench=.
+CHECK_CMD 				:= golangci-lint run -E goimports
+DEPS_CMD 				:= go mod tidy
+MOCKS_CMD 				:= go generate ./internal/mocks
 
 help: ## Show this help.
 	@echo "Help"