diff --git a/tests/shell_wezterm.rs b/tests/shell_wezterm.rs
new file mode 100644
index 00000000..527385c8
--- /dev/null
+++ b/tests/shell_wezterm.rs
@@ -0,0 +1,56 @@
+use multi_launcher::actions::shell::build_shell_command;
+use serial_test::serial;
+
+fn set_use_wezterm(value: bool) {
+    use multi_launcher::plugin::Plugin;
+    let mut plugin = multi_launcher::plugins::shell::ShellPlugin;
+    plugin.apply_settings(&serde_json::json!({ "open_in_wezterm": value }));
+}
+
+struct ResetUseWezterm;
+
+impl Drop for ResetUseWezterm {
+    fn drop(&mut self) {
+        set_use_wezterm(false);
+    }
+}
+
+#[test]
+#[serial]
+fn cmd_is_used_when_wezterm_disabled() {
+    set_use_wezterm(false);
+    let _reset = ResetUseWezterm;
+
+    let (cmd_c, _desc_c) = build_shell_command("echo test", false);
+    assert_eq!(cmd_c.get_program().to_string_lossy(), "cmd");
+    let args_c: Vec<_> = cmd_c
+        .get_args()
+        .map(|a| a.to_string_lossy().into_owned())
+        .collect();
+    assert_eq!(args_c, ["/C", "echo test"]);
+
+    let (cmd_k, _desc_k) = build_shell_command("echo test", true);
+    assert_eq!(cmd_k.get_program().to_string_lossy(), "cmd");
+    let args_k: Vec<_> = cmd_k
+        .get_args()
+        .map(|a| a.to_string_lossy().into_owned())
+        .collect();
+    assert_eq!(args_k, ["/K", "echo test"]);
+}
+
+#[test]
+#[serial]
+fn wezterm_is_used_when_enabled() {
+    set_use_wezterm(true);
+    let _reset = ResetUseWezterm;
+
+    let (cmd, _desc) = build_shell_command("echo test", false);
+    assert_eq!(cmd.get_program().to_string_lossy(), "wezterm");
+    let args: Vec<_> = cmd
+        .get_args()
+        .map(|a| a.to_string_lossy().into_owned())
+        .collect();
+    assert_eq!(&args[..3], ["start", "--", "cmd"]);
+    assert_eq!(args[3], "/C");
+    assert_eq!(args[4], "echo test");
+}