1 files changed, 72 insertions, 0 deletions
diff --git a/tests/mv/i-3.sh b/tests/mv/i-3.sh
new file mode 100755
index 0000000..f9b3b96
--- /dev/null
+++ b/tests/mv/i-3.sh
@@ -0,0 +1,72 @@
+#!/bin/sh
+# Make sure that 'mv file unwritable-file' prompts the user
+# and that 'mv -f file unwritable-file' doesn't.
+
+# Copyright (C) 2001-2020 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/>.
+
+. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
+print_ver_ mv
+require_controlling_input_terminal_
+skip_if_root_
+trap '' TTIN # Ignore SIGTTIN
+
+uname -s | grep 'BSD$' && skip_ 'known spurious failure on *BSD'
+
+touch f g h i || framework_failure_
+chmod 0 g i || framework_failure_
+
+
+ls /dev/stdin >/dev/null 2>&1 \
+  || skip_ 'there is no /dev/stdin file'
+
+# work around a dash bug when redirecting
+# from symlinked ttys in the background
+tty=$(readlink -f /dev/stdin)
+
+test -r "$tty" 2>&1 \
+  || skip_ '/dev/stdin is not readable'
+
+# Terminate any background processes
+cleanup_() { kill $pid 2>/dev/null && wait $pid; }
+
+mv f g < $tty > out 2>&1 & pid=$!
+
+# Test for the expected prompt; sleep upon non-match.
+check_overwrite_prompt()
+{
+  local delay="$1"
+  case "$(cat out)" in
+    "mv: replace 'g', overriding mode 0000"*) ;;
+    *) sleep $delay; return 1;;
+  esac
+}
+
+# Wait for up to 12.7 seconds for the expected prompt.
+retry_delay_ check_overwrite_prompt .1 7 || { fail=1; cat out; }
+
+cleanup_
+
+mv -f h i > out 2>&1 || fail=1
+test -f i || fail=1
+test -f h && fail=1
+
+# Make sure there was no prompt.
+case "$(cat out)" in
+  '') ;;
+  *) fail=1 ;;
+esac
+
+Exit $fail