From b9c51411df695f6bb76b6fda4dadc4b4a4a1d44f Mon Sep 17 00:00:00 2001
From: hau <ngtranhau@gmail.com>
Date: Fri, 7 Aug 2020 12:50:49 +0700
Subject: [PATCH] add go coverage

---
 Development/Go/testing.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/Development/Go/testing.md b/Development/Go/testing.md
index d425bf1..a84e264 100644
--- a/Development/Go/testing.md
+++ b/Development/Go/testing.md
@@ -1,5 +1,18 @@
 # [testing](https://golang.org/pkg/testing/)
 
+## Coverage
+
+```sh
+# Write a coverage profile
+go test -coverprofile=coverage.out ./...
+
+# Coverage
+go tool cover -func=coverage.out
+
+# Coverage with HTML
+go tool cover -html=coverage.out
+```
+
 ## Benchmark
 
 Any benchmark should be careful to prevent **compiler optimization**.