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-rw-r--r--tests/test_helpers/helpers.go32
1 files changed, 26 insertions, 6 deletions
diff --git a/tests/test_helpers/helpers.go b/tests/test_helpers/helpers.go
index 17d2f98..bc5d275 100644
--- a/tests/test_helpers/helpers.go
+++ b/tests/test_helpers/helpers.go
@@ -171,21 +171,41 @@ func Md5hex(buf []byte) string {
}
// VerifySize checks that the file size equals "want". This checks:
-// 1) Size reported by Stat()
-// 2) Number of bytes returned when reading the whole file
+// 1) Number of bytes returned when reading the whole file
+// 2) Size reported by Stat()
+// 3) Size reported by Fstat()
func VerifySize(t *testing.T, path string, want int) {
+ // Read whole file
buf, err := ioutil.ReadFile(path)
if err != nil {
t.Errorf("ReadFile failed: %v", err)
} else if len(buf) != want {
t.Errorf("wrong read size: got=%d want=%d", len(buf), want)
}
-
- fi, err := os.Stat(path)
+ // Stat()
+ var st syscall.Stat_t
+ err = syscall.Stat(path, &st)
if err != nil {
t.Errorf("Stat failed: %v", err)
- } else if fi.Size() != int64(want) {
- t.Errorf("wrong stat file size, got=%d want=%d", fi.Size(), want)
+ } else if st.Size != int64(want) {
+ t.Errorf("wrong stat file size, got=%d want=%d", st.Size, want)
+ }
+ // Fstat()
+ fd, err := os.Open(path)
+ if err != nil {
+ t.Fatal(err)
+ }
+ defer fd.Close()
+ var st2 syscall.Stat_t
+ err = syscall.Fstat(int(fd.Fd()), &st2)
+ if err != nil {
+ t.Fatal(err)
+ }
+ if st2.Size != int64(want) {
+ t.Errorf("wrong fstat file size, got=%d want=%d", st2.Size, want)
+ }
+ if st != st2 {
+ t.Errorf("Stat vs Fstat mismatch:\nst= %v\nst2=%v", st, st2)
}
}