Merge pull request #431 from TypedDevs/codex/improve-runner-performance-on-windows

Improve Windows detection for parallel tests

Author: Chemaclass

CHANGELOG.md

@@ -11,6 +11,7 @@
 - Add project overview docs
 - Improve clock performance
 - Make install.sh args more flexible
+- Improve Windows detection allowing parallel tests on Git Bash, MSYS and Cygwin
 
 ## [0.20.0](https://github.com/TypedDevs/bashunit/compare/0.19.1...0.20.0) - 2025-06-01
 

src/check_os.sh

@@ -41,7 +41,14 @@ function check_os::is_macos() {
 }
 
 function check_os::is_windows() {
-  [[ "$(uname)" == *"MINGW"* ]]
+  case "$(uname)" in
+    *MINGW*|*MSYS*|*CYGWIN*)
+      return 0
+      ;;
+    *)
+      return 1
+      ;;
+  esac
 }
 
 function check_os::is_busybox() {

tests/unit/check_os_test.sh

@@ -52,6 +52,10 @@ function test_detect_windows_os() {
 function window_linux_variations() {
   echo "MINGW"
   echo "junkMINGWjunk"
+  echo "MSYS_NT-10.0"
+  echo "junkMSYSjunk"
+  echo "CYGWIN_NT-10.0"
+  echo "junkCYGWINjunk"
 }
 
 function test_alpine_is_busybox() {