1 files changed, 58 insertions, 0 deletions
diff --git a/tests/ts/misc/line b/tests/ts/misc/line
new file mode 100755
index 0000000..62fcb79
--- /dev/null
+++ b/tests/ts/misc/line
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+# This file is part of util-linux.
+#
+# This file 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 2 of the License, or
+# (at your option) any later version.
+#
+# This file 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.
+
+TS_TOPDIR="${0%/*}/../.."
+TS_DESC="line"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+
+ts_check_test_command "$TS_CMD_LINE"
+ts_check_test_command "$TS_CMD_HEXDUMP"
+
+ts_log '# usually behave like "head -n 1"'
+printf "a\nb\n" |
+	$TS_CMD_LINE >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# never consume more than one line'
+printf "1\n2\n" |
+	($TS_CMD_LINE && $TS_CMD_LINE) >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# add a newline'
+printf "abc" |
+	$TS_CMD_LINE >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# print one newline on empty input'
+printf "" |
+	$TS_CMD_LINE >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# add a newline, return 1 when EOF'
+(printf "xyz" && cat </dev/null) |
+	$TS_CMD_LINE >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# print one newline on empty input, return 1 when EOF'
+$TS_CMD_LINE </dev/null >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_log '# large line of zero bytes'
+dd if=/dev/zero  bs=1k count=1k 2>/dev/null |
+	$TS_CMD_LINE line | $TS_CMD_HEXDUMP -C >> $TS_OUTPUT 2>> $TS_ERRLOG
+echo "ret: $?" >> $TS_OUTPUT
+
+ts_finalize