1 files changed, 54 insertions, 0 deletions
diff --git a/tests/mv/update.sh b/tests/mv/update.sh
new file mode 100755
index 0000000..4637448
--- /dev/null
+++ b/tests/mv/update.sh
@@ -0,0 +1,54 @@
+#!/bin/sh
+# make sure --update works as advertised
+
+# Copyright (C) 2001-2022 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
+print_ver_ cp mv
+
+echo old > old || framework_failure_
+touch -d yesterday old || framework_failure_
+echo new > new || framework_failure_
+
+
+for interactive in '' -i; do
+  for cp_or_mv in cp mv; do
+    # This is a no-op, with no prompt.
+    # With coreutils-6.9 and earlier, using --update with -i would
+    # mistakenly elicit a prompt.
+    $cp_or_mv $interactive --update old new < /dev/null > out 2>&1 || fail=1
+    compare /dev/null out || fail=1
+    case "$(cat new)" in new) ;; *) fail=1 ;; esac
+    case "$(cat old)" in old) ;; *) fail=1 ;; esac
+  done
+done
+
+# This will actually perform the rename.
+mv --update new old || fail=1
+test -f new && fail=1
+case "$(cat old)" in new) ;; *) fail=1 ;; esac
+
+# Restore initial conditions.
+echo old > old || framework_failure_
+touch -d yesterday old || fail=1
+echo new > new || framework_failure_
+
+# This will actually perform the copy.
+cp --update new old || fail=1
+case "$(cat old)" in new) ;; *) fail=1 ;; esac
+case "$(cat new)" in new) ;; *) fail=1 ;; esac
+
+Exit $fail