[Bug 8990] New: --append-verify doesn't spot file differences, even with --checksum

[samba...@samba.org]

https://bugzilla.samba.org/show_bug.cgi?id=8990

Summary: --append-verify doesn't spot file differences, even
with --checksum
Product: rsync
Version: 3.0.9
Platform: All
OS/Version: All
Status: NEW
Severity: normal
Priority: P5
Component: core
AssignedTo: way...@samba.org
ReportedBy: samba-b...@ookypooky.com
QAContact: rsyn...@samba.org


Example:

$ echo "hello" > test1.txt

$ echo "world" > test2.txt

$ rsync --append test1.txt test2.txt

$ diff test1.txt test2.txt
--- test1.txt 2012-06-08 10:23:31.059215000 +0100
+++ test2.txt 2012-06-08 10:23:36.891225000 +0100
@@ -1 +1 @@
-hello
+world

$ rsync --append-verify test1.txt test2.txt

$ diff test1.txt test2.txt
--- test1.txt 2012-06-08 10:23:31.059215000 +0100
+++ test2.txt 2012-06-08 10:23:36.891225000 +0100
@@ -1 +1 @@
-hello
+world

$ rsync --append-verify --checksum test1.txt test2.txt

$ diff test1.txt test2.txt
--- test1.txt 2012-06-08 10:23:31.059215000 +0100
+++ test2.txt 2012-06-08 10:23:36.891225000 +0100
@@ -1 +1 @@
-hello
+world

$ rsync --append-verify --checksum --ignore-times test1.txt test2.txt

$ diff test1.txt test2.txt
--- test1.txt 2012-06-08 10:23:31.059215000 +0100
+++ test2.txt 2012-06-08 10:23:36.891225000 +0100
@@ -1 +1 @@
-hello
+world

Bug confirmed in rsync-3.0.6 and 3.0.9. This syncs correctly with rsync-2.6.9
(using only --append).

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