testing framework and first test

.gitignore

@@ -18,6 +18,7 @@ Makefile.in
 /install-sh
 /ltmain.sh
 /missing
+/test-driver
 
 # created by configure
 
@@ -38,3 +39,8 @@ Makefile
 pixz
 pixz.1
 *.tar.*
+
+# created by make check
+
+/test/*.log
+/test/*.trs

Makefile.am

@@ -1,5 +1,5 @@
 ACLOCAL_AMFLAGS = -I m4
 
-SUBDIRS = src
+SUBDIRS = src test
 
 EXTRA_DIST = LICENSE m4 NEWS README test.sh TODO

configure.ac

@@ -46,5 +46,6 @@ AC_FUNC_STRTOD
 AC_CHECK_FUNCS([memchr memmove memset strtol])
 
 AC_CONFIG_FILES([Makefile
-                 src/Makefile])
+                 src/Makefile
+                 test/Makefile])
 AC_OUTPUT

test/Makefile.am

@@ -0,0 +1,7 @@
+TESTS = \
+	single-file-round-trip.sh
+
+EXTRA_DIST = $(TESTS)
+
+TEST_EXTENSIONS = .sh
+SH_LOG_COMPILER = bash

test/single-file-round-trip.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+PIXZ=../src/pixz
+
+INPUT=$(basename $0)
+
+COMPRESSED=$INPUT.xz
+UNCOMPRESSED=$INPUT.extracted
+trap "rm -f $COMPRESSED $UNCOMPRESSED" EXIT
+
+$PIXZ $INPUT $COMPRESSED
+$PIXZ -d $COMPRESSED $UNCOMPRESSED
+
+[[ $(cat $INPUT | md5sum) = $(cat $UNCOMPRESSED | md5sum) ]] || exit 1