|
/*
* Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/* @test
@bug 4131169 4168988
@summary Basic File constructor tests
*/
import java.io.*;
import java.util.ArrayList;
public class Cons {
private static boolean debug = false;
private static boolean old = false;
private static boolean win32 = (File.separatorChar == '\\');
private static String cvt(String s) {
if (s == null) return s;
if (win32) return s.replace('/', '\\');
return s;
}
private static String[] slashPerms(String s) {
if (!win32) return new String[] { s };
if (s == null) return new String[] { s };
int i = s.indexOf('/');
if (i < 0) return new String[] { s };
ArrayList a = new ArrayList();
String p1 = s.substring(0, i);
String[] p2 = slashPerms(s.substring(i + 1));
for (int j = 0; j < p2.length; j++)
a.add(p1 + '/' + p2[j]);
for (int j = 0; j < p2.length; j++)
a.add(p1 + '\\' + p2[j]);
return (String[])(a.toArray(new String[a.size()]));
}
static class F extends File {
String exp;
public F(String path) {
super(path);
this.exp = cons(path);
}
public F(String parent, String child) {
super(parent, child);
this.exp = cons(parent, child);
}
public F(F parent, String child) {
super(parent, child);
if (parent == null) this.exp = cons((String)null, child);
else this.exp = cons(parent, child);
}
}
private static String nos(String s) {
if (s == null) return "null";
else return "\"" + s + "\"";
}
private static void ok(String ans, String exp) {
System.err.println(nos(ans) + " <== " + exp);
}
private static void err(String ans, String exp, String got) throws Exception {
System.err.println(nos(ans) + " <-- " + exp + " ==> " + nos(got));
if (!debug) {
throw new Exception("Mismatch: " + exp + " ==> " + nos(got)
+ ", should be " + nos(ans));
}
}
private static void ck(String ans, String exp, String got)
throws Exception
{
if ((got == ans) || ((got != null) && got.equals(ans))) ok(ans, exp);
else err(ans, exp, got);
}
private static String cons(String arg) {
return "new File(" + nos(arg) + ")";
}
private static String cons(String arg1, String arg2) {
return "new File(" + nos(arg1) + ", " + nos(arg2) + ")";
}
private static String cons(F arg1, String arg2) {
return "new File(" + arg1.exp + ", " + nos(arg2) + ")";
}
private static String op(String exp, String opname) {
return exp + "." + opname + "()";
}
private static void ckpnp(F f,
String parent, String name, String path)
throws Exception
{
ck(cvt(path), op(f.exp, "getPath"), f.getPath());
ck(cvt(parent), op(f.exp, "getParent"), f.getParent());
ck(cvt(name), op(f.exp, "getName"), f.getName());
}
private static void ck1(String arg,
String parent, String name, String path)
throws Exception
{
String[] parg = slashPerms(arg);
for (int i = 0; i < parg.length; i++)
ckpnp(new F(parg[i]), parent, name, path);
}
private static void ck2(String arg1, String arg2,
String parent, String name, String path)
throws Exception
{
String[] parg1 = slashPerms(arg1);
String[] parg2 = slashPerms(arg2);
for (int i = 0; i < parg1.length; i++)
for (int j = 0; j < parg2.length; j++)
ckpnp(new F(parg1[i], parg2[j]), parent, name, path);
}
private static void ck2f(String arg1, String arg2,
String parent, String name, String path)
throws Exception
{
String[] parg1 = slashPerms(arg1);
String[] parg2 = slashPerms(arg2);
for (int i = 0; i < parg1.length; i++)
for (int j = 0; j < parg2.length; j++) {
F p = (parg1[i] == null) ? null : new F(parg1[i]);
ckpnp(new F(p, parg2[j]), parent, name, path);
}
}
static void testBoth() throws Exception {
/* Null/empty constructor cases */
ck1("", null, "", "");
ck2(null, "", null, "", "");
ck2("", "", null, "", "/"); /* ugh */
ck2f("", "", null, "", "/");
if (!old) {
/* throws NullPointerException */
ck2f(null, "", null, "", "");
}
/* Separators-in-pathnames cases */
ck1("/", null, "", "/");
ck2f("/", "", null, "", "/");
/* One-arg constructor cases */
ck1("foo", null, "foo", "foo");
ck1("/foo", "/", "foo", "/foo");
ck1("/foo/bar", "/foo", "bar", "/foo/bar");
ck1("foo/bar", "foo", "bar", "foo/bar");
if (!old) {
ck1("foo/", null, "foo", "foo");
ck1("/foo/", "/", "foo", "/foo");
ck1("/foo//", "/", "foo", "/foo");
ck1("/foo///", "/", "foo", "/foo");
ck1("/foo//bar", "/foo", "bar", "/foo/bar");
ck1("/foo/bar//", "/foo", "bar", "/foo/bar");
ck1("foo//bar", "foo", "bar", "foo/bar");
ck1("foo/bar/", "foo", "bar", "foo/bar");
ck1("foo/bar//", "foo", "bar", "foo/bar");
}
/* Two-arg constructor cases, string parent */
ck2("foo", "bar", "foo", "bar", "foo/bar");
ck2("foo/", "bar", "foo", "bar", "foo/bar");
ck2("/foo", "bar", "/foo", "bar", "/foo/bar");
ck2("/foo/", "bar", "/foo", "bar", "/foo/bar");
if (!old) {
ck2("foo//", "bar", "foo", "bar", "foo/bar");
ck2("foo", "bar/", "foo", "bar", "foo/bar");
ck2("foo", "bar//", "foo", "bar", "foo/bar");
ck2("/foo//", "bar", "/foo", "bar", "/foo/bar");
ck2("/foo", "bar/", "/foo", "bar", "/foo/bar");
ck2("/foo", "bar//", "/foo", "bar", "/foo/bar");
ck2("foo", "/bar", "foo", "bar", "foo/bar");
ck2("foo", "//bar", "foo", "bar", "foo/bar");
ck2("/", "bar", "/", "bar", "/bar");
ck2("/", "/bar", "/", "bar", "/bar");
}
/* Two-arg constructor cases, File parent */
ck2f("foo", "bar", "foo", "bar", "foo/bar");
ck2f("foo/", "bar", "foo", "bar", "foo/bar");
ck2f("/foo", "bar", "/foo", "bar", "/foo/bar");
ck2f("/foo/", "bar", "/foo", "bar", "/foo/bar");
if (!old) {
ck2f("foo//", "bar", "foo", "bar", "foo/bar");
ck2f("foo", "bar/", "foo", "bar", "foo/bar");
ck2f("foo", "bar//", "foo", "bar", "foo/bar");
ck2f("/foo//", "bar", "/foo", "bar", "/foo/bar");
ck2f("/foo", "bar/", "/foo", "bar", "/foo/bar");
ck2f("/foo", "bar//", "/foo", "bar", "/foo/bar");
ck2f("foo", "/bar", "foo", "bar", "foo/bar");
ck2f("foo", "//bar", "foo", "bar", "foo/bar");
}
}
static void testUnix() throws Exception {
/* Separators-in-pathnames cases */
if (!old) {
ck1("//", null, "", "/");
}
/* One-arg constructor cases */
if (!old) {
ck1("//foo", "/", "foo", "/foo");
ck1("///foo", "/", "foo", "/foo");
ck1("//foo/bar", "/foo", "bar", "/foo/bar");
}
/* Two-arg constructors cases, string parent */
if (!old) {
ck2("//foo", "bar", "/foo", "bar", "/foo/bar");
}
/* Two-arg constructor cases, File parent */
if (!old) {
ck2f("//foo", "bar", "/foo", "bar", "/foo/bar");
}
File f = new File("/foo");
if (! f.isAbsolute()) throw new Exception(f + " should be absolute");
f = new File("foo");
if (f.isAbsolute()) throw new Exception(f + " should not be absolute");
}
static void testWin32() throws Exception {
if (!old) {
/* Separators-in-pathnames cases */
ck1("//", null, "", "//");
/* One-arg constructor cases */
ck1("//foo", "//", "foo", "//foo");
ck1("///foo", "//", "foo", "//foo");
ck1("//foo/bar", "//foo", "bar", "//foo/bar");
ck1("z:", null, "", "z:");
ck1("z:/", null, "", "z:/");
ck1("z://", null, "", "z:/");
ck1("z:/foo", "z:/", "foo", "z:/foo");
ck1("z:/foo/", "z:/", "foo", "z:/foo");
ck1("/z:/foo", "z:/", "foo", "z:/foo");
ck1("//z:/foo", "z:/", "foo", "z:/foo");
ck1("z:/foo/bar", "z:/foo", "bar", "z:/foo/bar");
ck1("z:foo", "z:", "foo", "z:foo");
/* Two-arg constructors cases, string parent */
ck2("z:", "/", null, "", "z:/"); /* ## ? */
ck2("z:", "/foo", "z:/", "foo", "z:/foo");
ck2("z:/", "foo", "z:/", "foo", "z:/foo");
ck2("z://", "foo", "z:/", "foo", "z:/foo");
ck2("z:/", "/foo", "z:/", "foo", "z:/foo");
ck2("z:/", "//foo", "z:/", "foo", "z:/foo");
ck2("z:/", "foo/", "z:/", "foo", "z:/foo");
ck2("//foo", "bar", "//foo", "bar", "//foo/bar");
/* Two-arg constructor cases, File parent */
ck2f("//foo", "bar", "//foo", "bar", "//foo/bar");
}
}
public static void main(String[] args) throws Exception {
old = new File("foo/").getPath().equals("foo/");
if (old) System.err.println("** Testing old java.io.File class");
testBoth();
if (win32) testWin32();
else testUnix();
}
}
[ Dauer der Verarbeitung: 0.2 Sekunden
(vorverarbeitet)
]
|
