Test backup failure

Add a test case for backup failure to the test suite.

1 files changed, 23 insertions, 0 deletions

diff --git a/test/failbackup.test b/test/failbackup.test
new file mode 100644
index 0000000..37046f7
--- /dev/null
+++ b/test/failbackup.test
@@ -0,0 +1,23 @@
+	$ mkdir patches
+
+	$ quilt new test.diff
+	> Patch %{P}test.diff is now on top
+
+	$ quilt add test.txt
+	> File test.txt added to patch %{P}test.diff
+	$ cat > test.txt
+	< This is test.txt.
+	$ quilt refresh
+	> Refreshed patch patches/test.diff
+
+What happens when refresh fails because of a permission error?
+
+	$ chmod -w patches
+	$ cat > test.txt
+	< This is updated test.txt.
+	$ quilt refresh --backup
+	>~ mv: cannot move [`']?%{P}test.diff'? to [`']?%{P}test.diff~'?: Permission denied
+	$ echo %{?}
+	> 1
+
+	$ chmod +w patches