From 63ad6b419c219945c46afa46f49d3a0b57664888 Mon Sep 17 00:00:00 2001
From: Antonios Barotsis <a.barotsis@student.tudelft.nl>
Date: Sat, 27 Jan 2024 10:51:25 +0100
Subject: [PATCH] Replace shell commands with `File::create`

---
 tests/ui.rs    | 10 +++++-----
 tests/utils.rs | 23 ++++++++++++-----------
 2 files changed, 17 insertions(+), 16 deletions(-)

diff --git a/tests/ui.rs b/tests/ui.rs
index 698c86e..9800780 100644
--- a/tests/ui.rs
+++ b/tests/ui.rs
@@ -11,7 +11,7 @@ use std::{ffi::OsStr, io, path::Path, process::Output};
 use insta::assert_display_snapshot as ui;
 use regex::Regex;
 
-use crate::utils::run_in;
+use crate::utils::create_files_in;
 
 fn testdir() -> io::Result<(tempfile::TempDir, &'static Path)> {
     let dir = tempfile::tempdir()?;
@@ -54,7 +54,7 @@ fn ui_test_err_compress_missing_extension() {
     let (_dropper, dir) = testdir().unwrap();
 
     // prepare
-    run_in(dir, "touch", "input").unwrap();
+    create_files_in(dir, &["input"]);
 
     ui!(run_ouch("ouch compress input output", dir));
 }
@@ -63,7 +63,7 @@ fn ui_test_err_compress_missing_extension() {
 fn ui_test_err_decompress_missing_extension() {
     let (_dropper, dir) = testdir().unwrap();
 
-    run_in(dir, "touch", "a b.unknown").unwrap();
+    create_files_in(dir, &["a", "b.unknown"]);
 
     let name = {
         let suffix = if cfg!(feature = "unrar") {
@@ -92,7 +92,7 @@ fn ui_test_ok_compress() {
     let (_dropper, dir) = testdir().unwrap();
 
     // prepare
-    run_in(dir, "touch", "input").unwrap();
+    create_files_in(dir, &["input"]);
 
     ui!(run_ouch("ouch compress input output.zip", dir));
     ui!(run_ouch("ouch compress input output.gz", dir));
@@ -103,7 +103,7 @@ fn ui_test_ok_decompress() {
     let (_dropper, dir) = testdir().unwrap();
 
     // prepare
-    run_in(dir, "touch", "input").unwrap();
+    create_files_in(dir, &["input"]);
     run_ouch("ouch compress input output.zst", dir);
 
     ui!(run_ouch("ouch decompress output.zst", dir));
diff --git a/tests/utils.rs b/tests/utils.rs
index 3682e99..ed7237a 100644
--- a/tests/utils.rs
+++ b/tests/utils.rs
@@ -3,11 +3,8 @@
 
 use std::{
     env,
-    ffi::OsStr,
-    io,
     io::Write,
     path::{Path, PathBuf},
-    process::Output,
 };
 
 use assert_cmd::Command;
@@ -38,15 +35,19 @@ pub fn cargo_bin() -> Command {
         .unwrap_or_else(|| Command::cargo_bin("ouch").expect("Failed to find ouch executable"))
 }
 
-/// Run a command inside of another folder.
+/// Creates files in the specified directory.
 ///
-/// example: `run_in("/tmp", "touch", "a b c")`
-pub fn run_in(folder: impl AsRef<Path>, bin: impl AsRef<OsStr>, args: &str) -> io::Result<Output> {
-    Command::new(bin)
-        .args(args.split_whitespace())
-        .current_dir(folder)
-        .output()
-}
+/// ## Example
+/// 
+/// ```no_run
+/// let (_dropper, dir) = testdir().unwrap();
+/// create_files_in(dir, &["file1.txt", "file2.txt"]);
+/// ```
+pub fn create_files_in(dir: &Path, files: &[&str]) {
+    for f in files {
+     std::fs::File::create(dir.join(f)).unwrap();
+    } 
+ }
 
 // write random content to a file
 pub fn write_random_content(file: &mut impl Write, rng: &mut impl RngCore) {