From cd2d12ed9f3a5f3b9b00a6d197badf52cec15c1d Mon Sep 17 00:00:00 2001
From: Felicitas Pojtinger <felicitas@pojtinger.com>
Date: Mon, 14 Feb 2022 23:25:28 +0100
Subject: [PATCH] feat: Add tests to `NewFileInfoFromTarHeader`

---
 pkg/fs/fileinfo_test.go | 139 +++++++++++++++++++++++++++++++++++++++-
 1 file changed, 137 insertions(+), 2 deletions(-)

diff --git a/pkg/fs/fileinfo_test.go b/pkg/fs/fileinfo_test.go
index 63be4da..a92eef0 100644
--- a/pkg/fs/fileinfo_test.go
+++ b/pkg/fs/fileinfo_test.go
@@ -1,6 +1,7 @@
 package fs
 
 import (
+	"archive/tar"
 	"io/fs"
 	"os"
 	"testing"
@@ -58,7 +59,7 @@ var newFileInfoTests = []struct {
 	{
 		"Can set directory info attributes",
 		newFileInfoArgs{
-			"test.txt",
+			"test",
 			1024,
 			os.ModePerm,
 			now,
@@ -69,7 +70,7 @@ var newFileInfoTests = []struct {
 			true,
 		},
 		&FileInfo{
-			name:       "test.txt",
+			name:       "test",
 			size:       1024,
 			mode:       os.ModePerm,
 			modTime:    now,
@@ -134,3 +135,137 @@ func TestNewFileInfo(t *testing.T) {
 		})
 	}
 }
+
+type newFileInfoFromTarHeaderArgs struct {
+	hdr *tar.Header
+}
+
+var newFileInfoFromTarHeaderTests = []struct {
+	name string
+	args newFileInfoFromTarHeaderArgs
+	want *FileInfo
+}{
+	{
+		"Can set file info attributes",
+		newFileInfoFromTarHeaderArgs{
+			hdr: &tar.Header{
+				Typeflag:   tar.TypeReg,
+				Name:       "test.txt",
+				Linkname:   "",
+				Size:       100,
+				Mode:       int64(os.ModePerm),
+				Uid:        1000,
+				Gid:        1000,
+				Uname:      "pojntfx",
+				Gname:      "pojntfx",
+				ModTime:    now,
+				AccessTime: now,
+				ChangeTime: now,
+				Devmajor:   0,
+				Devminor:   0,
+				Xattrs:     map[string]string{},
+				PAXRecords: map[string]string{},
+				Format:     tar.FormatPAX,
+			},
+		},
+		&FileInfo{
+			name:       "test.txt",
+			size:       100,
+			mode:       os.ModePerm,
+			modTime:    now,
+			accessTime: now,
+			changeTime: now,
+			gid:        1000,
+			uid:        1000,
+			isDir:      false,
+		},
+	},
+	{
+		"Can set directory info attributes",
+		newFileInfoFromTarHeaderArgs{
+			hdr: &tar.Header{
+				Typeflag:   tar.TypeDir,
+				Name:       "test",
+				Linkname:   "",
+				Size:       1024,
+				Mode:       int64(os.ModePerm),
+				Uid:        100,
+				Gid:        100,
+				Uname:      "pojntfx",
+				Gname:      "pojntfx",
+				ModTime:    now,
+				AccessTime: now,
+				ChangeTime: now,
+				Devmajor:   0,
+				Devminor:   0,
+				Xattrs:     map[string]string{},
+				PAXRecords: map[string]string{},
+				Format:     tar.FormatPAX,
+			},
+		},
+		&FileInfo{
+			name:       "test",
+			size:       1024,
+			mode:       os.ModePerm,
+			modTime:    now,
+			accessTime: now,
+			changeTime: now,
+			gid:        100,
+			uid:        100,
+			isDir:      true,
+		},
+	},
+}
+
+func TestNewFileInfoFromTarHeader(t *testing.T) {
+	jsonLogger := &examples.Logger{
+		Verbose: verbose,
+	}
+
+	for _, tt := range newFileInfoFromTarHeaderTests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := NewFileInfoFromTarHeader(tt.args.hdr, jsonLogger)
+
+			if got.Name() != tt.want.name {
+				t.Errorf("FileInfo.Name() = %v, want %v", got.Name(), tt.want.Name())
+			}
+
+			if got.Size() != tt.want.size {
+				t.Errorf("FileInfo.Size() = %v, want %v", got.Size(), tt.want.Size())
+			}
+
+			if got.Mode().Perm() != tt.want.mode {
+				t.Errorf("FileInfo.Mode() = %v, want %v", got.Mode().Perm(), tt.want.mode)
+			}
+
+			if got.ModTime() != tt.want.modTime {
+				t.Errorf("FileInfo.ModTime() = %v, want %v", got.ModTime(), tt.want.modTime)
+			}
+
+			if got.IsDir() != tt.want.isDir {
+				t.Errorf("FileInfo.IsDir() = %v, want %v", got.IsDir(), tt.want.isDir)
+			}
+
+			gotSys, ok := got.Sys().(*Stat)
+			if !ok {
+				t.Errorf("FileInfo.Sys() !ok")
+			}
+
+			if gotSys.Atim.Nano() != tt.want.accessTime.UnixNano() {
+				t.Errorf("FileInfo.Atim.Nano() = %v, want %v", gotSys.Atim.Nano(), tt.want.accessTime.UnixNano())
+			}
+
+			if gotSys.Ctim.Nano() != tt.want.changeTime.UnixNano() {
+				t.Errorf("FileInfo.Ctim.Nano() = %v, want %v", gotSys.Ctim.Nano(), tt.want.changeTime.UnixNano())
+			}
+
+			if gotSys.Gid != uint32(tt.want.gid) {
+				t.Errorf("FileInfo.Gid = %v, want %v", gotSys.Gid, tt.want.gid)
+			}
+
+			if gotSys.Uid != uint32(tt.want.uid) {
+				t.Errorf("FileInfo.Uid = %v, want %v", gotSys.Uid, tt.want.uid)
+			}
+		})
+	}
+}