test(ticdc): separate statistics for unit tests and integration tests (…

…#3570) (#3579)

Makefile

@@ -183,16 +183,21 @@ tidy:
 
 check: check-copyright fmt lint check-static tidy errdoc check-leaktest-added check-merge-conflicts
 
-coverage:
+integration_test_coverage:
 	GO111MODULE=off go get github.com/wadey/gocovmerge
 	gocovmerge "$(TEST_DIR)"/cov.* | grep -vE ".*.pb.go|$(CDC_PKG)/testing_utils/.*|$(CDC_PKG)/cdc/kv/testing.go|$(CDC_PKG)/cdc/entry/schema_test_helper.go|$(CDC_PKG)/cdc/sink/simple_mysql_tester.go|.*.__failpoint_binding__.go" > "$(TEST_DIR)/all_cov.out"
-	grep -vE ".*.pb.go|$(CDC_PKG)/testing_utils/.*|$(CDC_PKG)/cdc/kv/testing.go|$(CDC_PKG)/cdc/sink/simple_mysql_tester.go|.*.__failpoint_binding__.go" "$(TEST_DIR)/cov.unit.out" > "$(TEST_DIR)/unit_cov.out"
 ifeq ("$(JenkinsCI)", "1")
 	GO111MODULE=off go get github.com/mattn/goveralls
 	@goveralls -coverprofile=$(TEST_DIR)/all_cov.out -service=jenkins-ci -repotoken $(COVERALLS_TOKEN)
-	@bash <(curl -s https://codecov.io/bash) -f $(TEST_DIR)/unit_cov.out -t $(CODECOV_TOKEN)
 else
 	go tool cover -html "$(TEST_DIR)/all_cov.out" -o "$(TEST_DIR)/all_cov.html"
+endif
+
+unit_test_coverage:
+	grep -vE ".*.pb.go|$(CDC_PKG)/testing_utils/.*|$(CDC_PKG)/cdc/kv/testing.go|$(CDC_PKG)/cdc/sink/simple_mysql_tester.go|.*.__failpoint_binding__.go" "$(TEST_DIR)/cov.unit.out" > "$(TEST_DIR)/unit_cov.out"
+ifeq ("$(JenkinsCI)", "1")
+	@bash <(curl -s https://codecov.io/bash) -f $(TEST_DIR)/unit_cov.out -t $(CODECOV_TOKEN)
+else
 	go tool cover -html "$(TEST_DIR)/unit_cov.out" -o "$(TEST_DIR)/unit_cov.html"
 	go tool cover -func="$(TEST_DIR)/unit_cov.out"
 endif