From 78d037b0e016260819f2ff1dac745eda71070a18 Mon Sep 17 00:00:00 2001
From: qiulaidongfeng <2645477756@qq.com>
Date: Mon, 20 Nov 2023 23:08:53 +0000
Subject: [PATCH] os: avoid TestFileChdir fail when GOROOT is a symbolic link

If GOROOT is a symbolic link,
the paths obtained from the
first and second Getwd of TestFileChdir are different,
and this CL fixes the test failure in this situation.

Fixes #64281

Change-Id: I53026b6c54a54be08833396e2c7081ca3ab8c282
GitHub-Last-Rev: 5cc418e6255f6fa530e5a43e3b4d96759e604571
GitHub-Pull-Request: golang/go#64001
Reviewed-on: https://go-review.googlesource.com/c/go/+/540521
Reviewed-by: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Bryan Mills <bcmills@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
---
 src/os/os_test.go | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/os/os_test.go b/src/os/os_test.go
index ae12b9ce1b..7e0e0b90be 100644
--- a/src/os/os_test.go
+++ b/src/os/os_test.go
@@ -1620,8 +1620,17 @@ func TestFileChdir(t *testing.T) {
 	if err != nil {
 		t.Fatalf("Getwd: %s", err)
 	}
-	if !equal(wdNew, wd) {
-		t.Fatalf("fd.Chdir failed, got %s, want %s", wdNew, wd)
+
+	wdInfo, err := fd.Stat()
+	if err != nil {
+		t.Fatal(err)
+	}
+	newInfo, err := Stat(wdNew)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !SameFile(wdInfo, newInfo) {
+		t.Fatalf("fd.Chdir failed: got %s, want %s", wdNew, wd)
 	}
 }
 
-- 
2.50.0