Fix tests on windows

tests/app.rs

@@ -3,7 +3,7 @@ use scooter::{
     App, EventHandler, ReplaceResult, ReplaceState, Screen, SearchFields, SearchResult, SearchState,
 };
 use std::cmp::max;
-use std::fs::{create_dir_all, File};
+use std::fs::{self, create_dir_all, File};
 use std::io::Write;
 use std::mem;
 use std::path::{Path, PathBuf};
@@ -139,6 +139,24 @@ macro_rules! create_test_files {
     };
 }
 
+fn collect_files(dir: &Path, base: &Path, files: &mut Vec<String>) {
+    for entry in fs::read_dir(dir).unwrap() {
+        let path = entry.unwrap().path();
+        if path.is_file() {
+            let rel_path = path
+                .strip_prefix(base)
+                .unwrap()
+                .to_str()
+                .unwrap()
+                .to_string()
+                .replace("\\", "/");
+            files.push(rel_path);
+        } else if path.is_dir() {
+            collect_files(&path, base, files);
+        }
+    }
+}
+
 macro_rules! assert_test_files {
     ($temp_dir:expr, $($name:expr => {$($line:expr),+ $(,)?}),+ $(,)?) => {
         {
@@ -166,18 +184,6 @@ macro_rules! assert_test_files {
             let mut expected_files: Vec<String> = vec![$($name.to_string()),+];
             expected_files.sort();
 
-            fn collect_files(dir: &Path, base: &Path, files: &mut Vec<String>) {
-                for entry in fs::read_dir(dir).unwrap() {
-                    let path = entry.unwrap().path();
-                    if path.is_file() {
-                        let rel_path = path.strip_prefix(base).unwrap().to_str().unwrap().to_string();
-                        files.push(rel_path);
-                    } else if path.is_dir() {
-                        collect_files(&path, base, files);
-                    }
-                }
-            }
-
             let mut actual_files = Vec::new();
             collect_files(
                 $temp_dir.path(),