.

diff --git a/tests/mv/backup-is-src b/tests/mv/backup-is-src
new file mode 100755 (executable)
index 0000000..23bfda4
--- /dev/null
+++ b/tests/mv/backup-is-src
@@ -0,0 +1,56 @@
+#!/bin/sh
+# Force mv to use the copying code.
+
+: ${MV=mv}
+: ${RM=rm}
+
+if test "$VERBOSE" = yes; then
+  set -x
+  $MV --version
+fi
+
+. $srcdir/setup
+
+if test -z "$other_partition_tmpdir"; then
+  exit 77
+fi
+
+a="$other_partition_tmpdir/a"
+a2="$other_partition_tmpdir/a~"
+
+framework_failure=0
+$RM -f $a $a2 || framework_failure=1
+: > $a || framework_failure=1
+echo a > $a2 || framework_failure=1
+
+if test $framework_failure = 1; then
+  echo 'failure in testing framework'
+  exit 1
+fi
+
+# Make sure we get English translations.
+LANGUAGE=C
+export LANGUAGE
+LC_ALL=C
+export LC_ALL
+LANG=C
+export LANG
+
+# This mv command should exit nonzero.
+$MV -b -V simple $a2 $a > out 2>&1 && fail=1
+
+sed \
+   -e "s,$MV:,XXX:," \
+   -e "s,$a,YYY," \
+   -e "s,$a2,ZZZ," \
+  out > out2
+
+cat > exp <<\EOF
+XXX: backing up `YYY' would destroy source;  `ZZZ' not moved
+EOF
+
+cmp out2 exp || fail=1
+
+$RM -f out out2 exp $a $a2
+
+exit $fail