test: list arguments

tests/fixtures/append-script-args/list-args.sh

@@ -0,0 +1,5 @@
+#!/bin/sh
+set -o errexit -o nounset
+for arg in "$@"; do
+  echo "$arg"
+done

tests/fixtures/append-script-args/package.json

@@ -0,0 +1,5 @@
+{
+  "scripts": {
+    "list-args": "sh list-args.sh"
+  }
+}

tests/fixtures/append-script-args/stdout.txt

@@ -0,0 +1,5 @@
+foo
+bar
+hello world
+! !@
+abc def ghi

tests/test_main.rs

@@ -60,6 +60,30 @@ fn run_script() {
         ));
 }
 
+#[test]
+fn append_script_args() {
+    let temp_dir = tempdir().unwrap();
+    let tree = MergeableFileSystemTree::<&str, &str>::from(dir! {
+        "package.json" => file!(include_str!("fixtures/append-script-args/package.json")),
+        "list-args.sh" => file!(include_str!("fixtures/append-script-args/list-args.sh")),
+    });
+    tree.build(&temp_dir).unwrap();
+
+    Command::cargo_bin("pn")
+        .unwrap()
+        .current_dir(&temp_dir)
+        .arg("run")
+        .arg("list-args")
+        .arg("foo")
+        .arg("bar")
+        .arg("hello world")
+        .arg("! !@")
+        .arg("abc def ghi")
+        .assert()
+        .success()
+        .stdout(include_str!("fixtures/append-script-args/stdout.txt"));
+}
+
 #[test]
 fn run_from_workspace_root() {
     let temp_dir = tempdir().unwrap();