parallel: unittest renamed testsuite which better covers the function

testsuite/Makefile

@@ -0,0 +1,27 @@
+testsuite: ../src/parallel tests-to-run/* wanted-results/*
+	echo | mop || (echo mop is required for testsuite; /bin/false)
+	seq 1 2 | mop || (echo seq is required for testsuite; /bin/false)
+	stdout echo || (echo stdout is required for testsuite; /bin/false)
+	convert | mop || (echo convert is required for testsuite; /bin/false)
+	ren 2>&1 | mop || (echo ren is required for testsuite; /bin/false)
+	echo | buffer | mop || (echo buffer is required for testsuite; /bin/false)
+	echo 1+2 | bc | mop || (echo bc is required for testsuite; /bin/false)
+	stdout gawk | mop || (echo gawk is required for testsuite; /bin/false)
+	expect -c 'spawn cat; puts "expect is installed"' || (echo expect is required for testsuite; /bin/false)
+	echo | pv -qL 10 || (echo pv is required for testsuite; /bin/false)
+	echo | script -c echo -q /dev/null || (echo script is required for testsuite; /bin/false)
+	niceload true || (echo niceload is required for testsuite; /bin/false)
+	time sh Start.sh
+	date
+
+clean:
+	rm -rf input-files/random_dirs_no_newline
+	rm -rf input-files/random_dirs_with_newline
+
+dist:
+	rm -rf input-files/random_dirs_*_newline || /bin/true
+	rm -rf tmp || /bin/true
+	( cd ..; tar -cvj --exclude .git --exclude '#*#' --exclude '*~' --exclude CVS -f /tmp/parallel.tar.bz2 parallel-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9] )
+	mv /tmp/parallel.tar.bz2 parallel-$$(date +"%Y%m%d").tar.bz2
+	rsync -Havessh parallel-$$(date +"%Y%m%d").tar.bz2 download.savannah.nongnu.org:/releases/parallel/
+