Merge test suite.

testsuite/tar/tar-demands-at-least-one-ctx

@@ -0,0 +1,5 @@
+if busybox tar v; then
+	return 1
+else
+	return 0
+fi

testsuite/tar/tar-demands-at-most-one-ctx

@@ -0,0 +1,5 @@
+if busybox tar tx; then
+	return 1
+else
+	return 0
+fi

testsuite/tar/tar-extracts-file

@@ -0,0 +1,5 @@
+touch foo
+tar cf foo.tar foo
+rm foo
+busybox tar xf foo.tar
+test -f foo

testsuite/tar/tar-extracts-multiple-files

@@ -0,0 +1,5 @@
+touch foo bar
+tar cf foo.tar foo bar
+rm foo bar
+busybox tar xf foo.tar
+test -f foo -a -f bar

testsuite/tar/tar-handles-cz-options

@@ -0,0 +1,4 @@
+# XFAIL
+touch foo
+busybox tar czf foo.tar.gz foo
+gzip -d foo.tar.gz

testsuite/tar/tar-handles-empty-include-and-non-empty-exclude-list

@@ -0,0 +1,4 @@
+touch foo
+tar cf foo.tar foo
+echo foo >foo.exclude
+busybox tar xf foo.tar -X foo.exclude

testsuite/tar/tar-handles-exclude-and-extract-lists

@@ -0,0 +1,6 @@
+touch foo bar baz
+tar cf foo.tar foo bar baz
+echo foo >foo.exclude
+rm foo bar baz
+busybox tar xf foo.tar foo bar -X foo.exclude
+test ! -f foo -a -f bar -a ! -f baz

testsuite/tar/tar-handles-multiple-X-options

@@ -0,0 +1,8 @@
+touch foo
+touch bar
+tar cf foo.tar foo bar
+echo foo > foo.exclude
+echo bar > bar.exclude
+rm foo bar
+busybox tar xf foo.tar -X foo.exclude -X bar.exclude
+test ! -f foo -a ! -f bar

testsuite/tar/tar-handles-nested-exclude

@@ -0,0 +1,7 @@
+mkdir foo
+touch foo/bar
+tar cf foo.tar foo
+rm -rf foo
+echo foo/bar >foobar.exclude
+busybox tar xf foo.tar foo -X foobar.exclude
+test -d foo -a ! -f foo/bar