From 5f35ba30a234f46cd765597f259bccb478fda8b2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Maximilian=20Pa=C3=9F?=
 <22845248+mpass99@users.noreply.github.com>
Date: Thu, 3 Jun 2021 11:38:40 +0200
Subject: [PATCH] Remove data race in the runner length function

---
 Makefile          | 2 +-
 runner/storage.go | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 434e523..aebe793 100644
--- a/Makefile
+++ b/Makefile
@@ -66,7 +66,7 @@ test: deps ## Run unit tests
 
 .PHONY: race
 race: deps ## Run data race detector
-	@go test -race -short $(UNIT_TESTS)
+	@go test -race -count=1 -short $(UNIT_TESTS)
 
 .PHONY: coverage
 coverage: deps ## Generate code coverage report
diff --git a/runner/storage.go b/runner/storage.go
index be0e86d..d4ef9e0 100644
--- a/runner/storage.go
+++ b/runner/storage.go
@@ -70,5 +70,7 @@ func (s *localRunnerStorage) Sample() (Runner, bool) {
 }
 
 func (s *localRunnerStorage) Length() int {
+	s.RLock()
+	defer s.RUnlock()
 	return len(s.runners)
 }