#!/bin/bash

# Copyright 2014 Divya Kothari <divya.s.kothari@gmail.com>
# Copyright 2014 Naha Maggu <maggu.neha@gmail.com>

[ -f testing.sh ] && . testing.sh

#testing "name" "command" "result" "infile" "stdin"

#Creating  dir
mkdir dir/dir1 -p
echo "This is testdata" > dir/dir1/file
testing "tgz - compession, extraction and data validation" "tar -czf dir.tgz dir/ && [ -e dir.tgz ] && echo 'yes'; rm -rf dir; tar -xf dir.tgz && [ -f dir/dir1/file ] && cat dir/dir1/file; rm -rf dir.tgz" "yes\nThis is testdata\n" "" ""

#Creating  dir
mkdir dir/dir1 -p
echo "This is testdata" > dir/dir1/file
testing "tar.gz - compession, extraction and data validation" "tar -czf dir.tar.gz dir/ && [ -e dir.tar.gz ] && echo 'yes'; rm -rf dir; tar -xf dir.tar.gz && [ -f dir/dir1/file ] && cat dir/dir1/file; rm -rf dir.tar.gz" "yes\nThis is testdata\n" "" ""

#Creating  dir
mkdir dir/dir1 -p
echo "This is testdata" > dir/dir1/file
testing "verbose compression" "tar -cvzf dir.tgz dir/; rm -rf dir.tgz" "dir/\ndir/dir1/\ndir/dir1/file\n" "" ""
rm -rf dir/

#creating test file
dd if=/dev/zero of=testFile ibs=4096 obs=4096 count=1000 2>/dev/null
testing "- compession and extraction of a file" "tar -czf testFile.tgz testFile && [ -e testFile.tgz ] && echo 'yes'; rm -rf testFile; tar -xf testFile.tgz && [ -f testFile ] && echo 'yes'; rm -rf testFile.tgz" "yes\nyes\n" "" ""

#creating empty test file
touch testFile
testing "- compession and extraction of a empty file" "tar -czf testFile.tgz testFile && [ -e testFile.tgz ] && echo 'yes'; rm -rf testFile; tar -xf testFile.tgz && [ -f testFile ] && echo 'yes'; rm -rf testFile.tgz" "yes\nyes\n" "" ""

#Creating  dir
mkdir dir/dir1 -p
touch dir/dir1/file1 dir/dir1/file2 dir/dir1/file3 dir/dir1/file4
testing "-t option" "tar -czf dir.tar.gz dir/; rm -rf dir; tar -tf dir.tar.gz | sort; rm -rf dir.tar.gz" "dir/\ndir/dir1/\ndir/dir1/file1\ndir/dir1/file2\ndir/dir1/file3\ndir/dir1/file4\n" "" ""
rm -rf dir/

#Creating nested directory 
mkdir -p dir/dir1 dir/dir2 dir/dir3 dir/dir4
echo "This is testdata" > dir/dir1/file; echo "Dont exclude me" >  dir/dir3/file1 ; 
echo "Exclude me" >  dir/dir3/file2 ; echo "YO" > dir/dir4/file1 ; echo "Hello" >dir/dir4/file2; echo "Dont" > dir/dir2/file1
echo -ne "dir/dir4\ndir/dir3/file2\n" > exclude_file
testing "create with files excluded : -X" "tar -czf dir.tgz dir/ -X exclude_file ; rm -rf dir ; tar -tf dir.tgz | sort; rm -rf dir.tgz " "dir/\ndir/dir1/\ndir/dir1/file\ndir/dir2/\ndir/dir2/file1\ndir/dir3/\ndir/dir3/file1\n" "" ""
rm -rf exclude_file

#Creating nested directory
mkdir dir/dir1 -p ;  mkdir dir/dir2 ;  mkdir dir/dir3 ; mkdir dir/dir4
echo "This is testdata" > dir/dir1/file
echo "Dont exclude me" >  dir/dir3/file1 ; echo "Exclude me" >  dir/dir3/file2 ; echo "YO" > dir/dir4/file1 ; echo "Hello" >dir/dir4/file2; echo "Dont" > dir/dir2/file1
testing "with pattern --exclude" "tar --exclude=dir/dir3/* -czf dir.tgz dir/ ; rm -rf dir ; tar -tf dir.tgz | sort; rm -rf dir.tgz " "dir/\ndir/dir1/\ndir/dir1/file\ndir/dir2/\ndir/dir2/file1\ndir/dir3/\ndir/dir4/\ndir/dir4/file1\ndir/dir4/file2\n" "" ""

#Creating directory to be compressed
mkdir dir/dir1 -p
echo "This is testdata" > dir/dir1/file
mkdir temp
testing "extract with -C Dir" "tar -czf dir.tgz dir/ ;rm -rf dir ;tar -xf dir.tgz -C temp/ ; [ -e temp/dir ] && echo 'yes' ; rm -rf dir dir.tgz" "yes\n" "" ""
rm -rf temp

#Creating nested directory 
mkdir dir/dir1 -p ;  mkdir dir/dir2 ;  mkdir dir/dir3 ; mkdir dir/dir4 ; mkdir temp_dir
echo "dir1/file" > dir/dir1/file ; echo "temp_dir/file" > temp_dir/file 
echo "dir3/file1" >  dir/dir3/file1 ; echo "dir3/file2" >  dir/dir3/file2 ; echo "YO" > dir/dir4/file1 ; echo "Hello" >dir/dir4/file2; echo "dir2/file1" > dir/dir2/file1
echo  "temp_dir/file" > exclude_file
testing "create with extra files/directory included : -T" "tar -czf dir.tgz dir/ -T exclude_file ; rm -rf dir ; tar -tf dir.tgz | sort; rm -rf dir.tgz " "dir/\ndir/dir1/\ndir/dir1/file\ndir/dir2/\ndir/dir2/file1\ndir/dir3/\ndir/dir3/file1\ndir/dir3/file2\ndir/dir4/\ndir/dir4/file1\ndir/dir4/file2\ntemp_dir/file\n" "" ""
rm -rf exclude_file
rm -rf temp_dir

#Creating dir
mkdir dir/dir1 -p 
echo "Inside dir/dir1" > dir/dir1/file ; echo "Hello Inside dir" > dir/file
testing "extract to STDOUT : -O" " tar -czf dir.tgz dir/ ; rm -rf dir ; tar -xf dir.tgz -O ; [ -e 'Inside dir/dir1/\nHello Inside dir\n' ] && echo 'yes'; rm -rf dir.tgz "  "" "" ""

#Creating short filename
f="filename_with_100_chars_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
echo "This is testdata" > $f
testing "shortname filename" "tar -cf testFile.tar $f && [ -e testFile.tar ] && echo 'yes'; rm -f $f; tar -xf testFile.tar && [ -f $f ] && cat $f && strings testFile.tar | grep -o LongLink; rm -f testFile.tar; rm -f $f" "yes\nThis is testdata\n" "" ""

#Creating long filename
f="filename_with_101_chars_xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
echo "This is testdata" > $f
testing "longname filename" "tar -cf testFile.tar $f && [ -e testFile.tar ] && echo 'yes'; rm -f $f; tar -xf testFile.tar && [ -f $f ] && cat $f && strings testFile.tar | grep -o LongLink; rm -f testFile.tar; rm -f $f" "yes\nThis is testdata\nLongLink\n" "" ""

#Creating long pathname
d="dirname_with_50_chars_xxxxxxxxxxxxxxxxxxxxxxxxxxxx"
f="filename_with_50_chars_xxxxxxxxxxxxxxxxxxxxxxxxxxx"
mkdir $d
echo "This is testdata" > $d/$f
testing "longname pathname" "tar -cf testFile.tar $d/$f && [ -e testFile.tar ] && echo 'yes'; rm -rf $d; tar -xf testFile.tar && [ -f $d/$f ] && cat $d/$f && strings testFile.tar | grep -o LongLink; rm -f testFile.tar; rm -rf $d" "yes\nThis is testdata\nLongLink\n" "" ""

# gzip
rm -rf d
mkdir d
echo "hello world" > d/f
testing "gzip compression" "tar zcf f d && file f | grep -q gzip && echo y ; rm -rf d ; tar xf f && cat d/f" "y\nhello world\n" "" ""
testing "gzip decompression" "tar xf $FILES/tar/tar.tgz && cat dir/file" "hello world\n" "" ""

# bzip2
rm -rf d
mkdir d
echo "hello world" > d/f
testing "bzip2 compression" "tar jcf f d && file f | grep -q bzip2 && echo y ; rm -rf d ; tar xf f && cat d/f" "y\nhello world\n" "" ""
testing "bzip2 decompression" "tar xf $FILES/tar/tar.tbz2 && cat dir/file" "hello world\n" "" ""