diff --git a/README.md b/README.md
index f446940f..fed8b659 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,7 @@
 <a title="Pub" href="https://pub.dev/packages/pocketpy" ><img src="https://img.shields.io/pub/v/pocketpy" /></a>
 </p>
 
-PocketPy is a lightweight(~5000 LOC) Python interpreter for game engines.
+PocketPy is a lightweight(~6000 LOC) Python interpreter for game engines.
 
 
 **English |** [**简体中文**](README_zh.md)
diff --git a/run_test.sh b/run_test.sh
new file mode 100644
index 00000000..29b45c31
--- /dev/null
+++ b/run_test.sh
@@ -0,0 +1,6 @@
+clang++ -std=c++17 -fno-rtti --coverage -Wall -o pocketpy src/main.cpp
+python3 scripts/run_tests.py
+llvm-cov-15 gcov main.gc -r -s src/
+rm -rf .coverage
+mkdir -p .coverage
+mv *.gcov .coverage
\ No newline at end of file