From c3a9eba0ec03fd8d5d7add17af16300e87ab11bc Mon Sep 17 00:00:00 2001
From: Mattias Andrée <maandree@kth.se>
Date: Sun, 27 Mar 2016 21:25:38 +0200
Subject: add tac test
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Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 tac-test/test | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100755 tac-test/test

(limited to 'tac-test/test')

diff --git a/tac-test/test b/tac-test/test
new file mode 100755
index 0000000..769e226
--- /dev/null
+++ b/tac-test/test
@@ -0,0 +1,75 @@
+#!/bin/bash
+
+cd -- "$(dirname "$0")"
+if test -z "$TAC"; then
+	TAC=../tac
+fi
+N=5
+t="$PREFIX $TAC"
+
+report ()
+{
+	if test $1 = 0; then
+		printf "\033[1;32mTest %s OK\033[m\n" "$2"
+	else
+		printf "\033[1;31mTest %s FAILED\033[m\n" "$2"
+	fi
+}
+
+test_file ()
+{
+	diff <($t < $1.in) $1.out > /dev/null
+	report $? "file_$1"
+}
+
+
+file_1 () { test_file 1; }
+file_2 () { test_file 2; }
+file_3 () { test_file 3; }
+file_4 () { test_file 4; }
+file_5 () { test_file 5; }
+
+dash ()
+{
+	diff <($t - < 4.in) 4.out > /dev/null
+	report $? "dash"
+}
+
+file_one ()
+{
+	diff <($t 4.in) 4.out > /dev/null
+	report $? "file_one"
+}
+
+file_many ()
+{
+	diff <($t 1.in 2.in 3.in 4.in 5.in) 12345.out > /dev/null
+	report $? "file_many"
+}
+
+file_dash ()
+{
+	diff <($t 1.in 2.in 3.in 4.in - < 5.in) 12345.out > /dev/null
+	report $? "file_dash"
+}
+
+
+if test $# = 0; then
+	set $(printf 'file_%i\n' $(seq 1 $N)) dash file_one file_many file_dash
+fi
+(
+for f in $@; do
+	$f
+done
+) | tee result
+! grep FAILED < result > /dev/null
+ret=$?
+if test $ret != 0; then
+	if test $(grep FAILED < result | grep -v NON-STANDARD | wc -l) = 0; then
+		ret=1
+	else
+		ret=2
+	fi
+fi
+rm result
+exit $ret
-- 
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