From c2c1d1206ec18b6220c62cb67189ce8a86b20708 Mon Sep 17 00:00:00 2001
From: KastenMike <93532247+KastenMike@users.noreply.github.com>
Date: Mon, 10 Jan 2022 11:50:49 +0100
Subject: [PATCH 1/2] add modTime on folder creation

---
 mem/file.go    | 2 +-
 memmap_test.go | 9 +++++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/mem/file.go b/mem/file.go
index 5a20730c..5ef8b6a3 100644
--- a/mem/file.go
+++ b/mem/file.go
@@ -71,7 +71,7 @@ func CreateFile(name string) *FileData {
 }
 
 func CreateDir(name string) *FileData {
-	return &FileData{name: name, memDir: &DirMap{}, dir: true}
+	return &FileData{name: name, memDir: &DirMap{}, dir: true, modtime: time.Now()}
 }
 
 func ChangeFileName(f *FileData, newname string) {
diff --git a/memmap_test.go b/memmap_test.go
index 627b1067..819def8d 100644
--- a/memmap_test.go
+++ b/memmap_test.go
@@ -450,6 +450,9 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 	if !info.Mode().IsDir() {
 		t.Error("/a: mode is not directory")
 	}
+	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
+		t.Errorf("/a: mod time not set, got %s", info.Mode())
+	}
 	if info.Mode() != os.FileMode(os.ModeDir|0755) {
 		t.Errorf("/a: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
 	}
@@ -463,6 +466,9 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 	if info.Mode() != os.FileMode(os.ModeDir|0755) {
 		t.Errorf("/a/b: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
 	}
+	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
+		t.Errorf("/a/b: mod time not set, got %s", info.Mode())
+	}
 	info, err = fs.Stat("/a/b/c")
 	if err != nil {
 		t.Fatal(err)
@@ -473,6 +479,9 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 	if info.Mode() != os.FileMode(os.ModeDir|0755) {
 		t.Errorf("/a/b/c: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
 	}
+	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
+		t.Errorf("/a/b/c: mod time not set, got %s", info.Mode())
+	}
 }
 
 // MkdirAll does not change permissions of already-existing directories

From 94409215e40b4f08b4f286b854adf4285cea284c Mon Sep 17 00:00:00 2001
From: KastenMike <93532247+KastenMike@users.noreply.github.com>
Date: Mon, 10 Jan 2022 12:00:43 +0100
Subject: [PATCH 2/2] fix actual value in test

---
 memmap_test.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/memmap_test.go b/memmap_test.go
index 819def8d..881a61bc 100644
--- a/memmap_test.go
+++ b/memmap_test.go
@@ -451,7 +451,7 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 		t.Error("/a: mode is not directory")
 	}
 	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
-		t.Errorf("/a: mod time not set, got %s", info.Mode())
+		t.Errorf("/a: mod time not set, got %s", info.ModTime())
 	}
 	if info.Mode() != os.FileMode(os.ModeDir|0755) {
 		t.Errorf("/a: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
@@ -467,7 +467,7 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 		t.Errorf("/a/b: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
 	}
 	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
-		t.Errorf("/a/b: mod time not set, got %s", info.Mode())
+		t.Errorf("/a/b: mod time not set, got %s", info.ModTime())
 	}
 	info, err = fs.Stat("/a/b/c")
 	if err != nil {
@@ -480,7 +480,7 @@ func TestMemFsMkdirAllMode(t *testing.T) {
 		t.Errorf("/a/b/c: wrong permissions, expected drwxr-xr-x, got %s", info.Mode())
 	}
 	if !info.ModTime().After(time.Now().Add(-1 * time.Hour)) {
-		t.Errorf("/a/b/c: mod time not set, got %s", info.Mode())
+		t.Errorf("/a/b/c: mod time not set, got %s", info.ModTime())
 	}
 }