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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Mattias Andrée <maandree@kth.se>
---
 tac-test/1.in      |   0
 tac-test/1.out     |   0
 tac-test/12345.out | Bin 0 -> 33 bytes
 tac-test/2.in      |   1 +
 tac-test/2.out     |   1 +
 tac-test/3.in      |   1 +
 tac-test/3.out     |   1 +
 tac-test/4.in      |   8 ++++++
 tac-test/4.out     |   8 ++++++
 tac-test/5.in      | Bin 0 -> 16 bytes
 tac-test/5.out     | Bin 0 -> 16 bytes
 tac-test/test      |  75 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 test-all           |   3 ++-
 13 files changed, 97 insertions(+), 1 deletion(-)
 create mode 100644 tac-test/1.in
 create mode 100644 tac-test/1.out
 create mode 100644 tac-test/12345.out
 create mode 100644 tac-test/2.in
 create mode 100644 tac-test/2.out
 create mode 100644 tac-test/3.in
 create mode 100644 tac-test/3.out
 create mode 100644 tac-test/4.in
 create mode 100644 tac-test/4.out
 create mode 100644 tac-test/5.in
 create mode 100644 tac-test/5.out
 create mode 100755 tac-test/test

diff --git a/tac-test/1.in b/tac-test/1.in
new file mode 100644
index 0000000..e69de29
diff --git a/tac-test/1.out b/tac-test/1.out
new file mode 100644
index 0000000..e69de29
diff --git a/tac-test/12345.out b/tac-test/12345.out
new file mode 100644
index 0000000..3b6dea8
Binary files /dev/null and b/tac-test/12345.out differ
diff --git a/tac-test/2.in b/tac-test/2.in
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/tac-test/2.in
@@ -0,0 +1 @@
+
diff --git a/tac-test/2.out b/tac-test/2.out
new file mode 100644
index 0000000..8b13789
--- /dev/null
+++ b/tac-test/2.out
@@ -0,0 +1 @@
+
diff --git a/tac-test/3.in b/tac-test/3.in
new file mode 100644
index 0000000..7898192
--- /dev/null
+++ b/tac-test/3.in
@@ -0,0 +1 @@
+a
diff --git a/tac-test/3.out b/tac-test/3.out
new file mode 100644
index 0000000..7898192
--- /dev/null
+++ b/tac-test/3.out
@@ -0,0 +1 @@
+a
diff --git a/tac-test/4.in b/tac-test/4.in
new file mode 100644
index 0000000..863cbb8
--- /dev/null
+++ b/tac-test/4.in
@@ -0,0 +1,8 @@
+a
+b
+c
+
+
+d
+e
+f
diff --git a/tac-test/4.out b/tac-test/4.out
new file mode 100644
index 0000000..a9396d4
--- /dev/null
+++ b/tac-test/4.out
@@ -0,0 +1,8 @@
+f
+e
+d
+
+
+c
+b
+a
diff --git a/tac-test/5.in b/tac-test/5.in
new file mode 100644
index 0000000..84f989f
Binary files /dev/null and b/tac-test/5.in differ
diff --git a/tac-test/5.out b/tac-test/5.out
new file mode 100644
index 0000000..eb83d15
Binary files /dev/null and b/tac-test/5.out differ
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
diff --git a/test-all b/test-all
index c07f765..e5d16e1 100755
--- a/test-all
+++ b/test-all
@@ -6,7 +6,8 @@ function all()
 {
 	echo patch md5sum rawshake256sum rawshake512sum sha1sum sha224sum sha256sum sha3-224sum \
 	     sha3-256sum sha3-384sum sha3-512sum sha384sum sha512-224sum sha512-256sum sha512sum \
-	     shake256sum shake512sum cksum true false echo test basename dirname uniq cat yes
+	     shake256sum shake512sum cksum true false echo test basename dirname uniq cat yes \
+	     tac
 }
 
 exec 99>&2
-- 
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