| /* |
| * Copyright (c) 2009, 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 6844313 |
| * @summary Unit test for java.nio.file.FileTime |
| */ |
| |
| import java.nio.file.attribute.FileTime; |
| import java.util.concurrent.TimeUnit; |
| import static java.util.concurrent.TimeUnit.*; |
| import java.io.IOException; |
| |
| public class Basic { |
| |
| public static void main(String[] args) throws IOException { |
| long now = System.currentTimeMillis(); |
| long tomorrowInDays = TimeUnit.DAYS.convert(now, MILLISECONDS) + 1; |
| |
| // equals |
| eq(now, MILLISECONDS, now, MILLISECONDS); |
| eq(now, MILLISECONDS, now*1000L, MICROSECONDS); |
| neq(now, MILLISECONDS, 0, MILLISECONDS); |
| neq(now, MILLISECONDS, 0, MICROSECONDS); |
| |
| // compareTo |
| cmp(now, MILLISECONDS, now, MILLISECONDS, 0); |
| cmp(now, MILLISECONDS, now*1000L, MICROSECONDS, 0); |
| cmp(now, MILLISECONDS, now-1234, MILLISECONDS, 1); |
| cmp(now, MILLISECONDS, now+1234, MILLISECONDS, -1); |
| cmp(tomorrowInDays, DAYS, now, MILLISECONDS, 1); |
| cmp(now, MILLISECONDS, tomorrowInDays, DAYS, -1); |
| |
| // toString |
| ts(1L, DAYS, "1970-01-02T00:00:00Z"); |
| ts(1L, HOURS, "1970-01-01T01:00:00Z"); |
| ts(1L, MINUTES, "1970-01-01T00:01:00Z"); |
| ts(1L, SECONDS, "1970-01-01T00:00:01Z"); |
| ts(1L, MILLISECONDS, "1970-01-01T00:00:00.001Z"); |
| ts(1L, MICROSECONDS, "1970-01-01T00:00:00.000001Z"); |
| ts(1L, NANOSECONDS, "1970-01-01T00:00:00.000000001Z"); |
| |
| ts(-1L, DAYS, "1969-12-31T00:00:00Z"); |
| ts(-1L, HOURS, "1969-12-31T23:00:00Z"); |
| ts(-1L, MINUTES, "1969-12-31T23:59:00Z"); |
| ts(-1L, SECONDS, "1969-12-31T23:59:59Z"); |
| ts(-1L, MILLISECONDS, "1969-12-31T23:59:59.999Z"); |
| ts(-1L, MICROSECONDS, "1969-12-31T23:59:59.999999Z"); |
| ts(-1L, NANOSECONDS, "1969-12-31T23:59:59.999999999Z"); |
| |
| ts(-62135596799999L, MILLISECONDS, "0001-01-01T00:00:00.001Z"); |
| ts(-62135596800000L, MILLISECONDS, "0001-01-01T00:00:00Z"); |
| ts(-62135596800001L, MILLISECONDS, "-0001-12-31T23:59:59.999Z"); |
| |
| ts(253402300799999L, MILLISECONDS, "9999-12-31T23:59:59.999Z"); |
| ts(-377642044800001L, MILLISECONDS, "-9999-12-31T23:59:59.999Z"); |
| |
| // NTFS epoch in usec. |
| ts(-11644473600000000L, MICROSECONDS, "1601-01-01T00:00:00Z"); |
| |
| // nulls |
| try { |
| FileTime.from(0L, null); |
| throw new RuntimeException("NullPointerException expected"); |
| } catch (NullPointerException npe) { } |
| FileTime time = FileTime.fromMillis(now); |
| if (time.equals(null)) |
| throw new RuntimeException("should not be equal to null"); |
| try { |
| time.compareTo(null); |
| throw new RuntimeException("NullPointerException expected"); |
| } catch (NullPointerException npe) { } |
| } |
| |
| static void cmp(long v1, TimeUnit u1, long v2, TimeUnit u2, int expected) { |
| int result = FileTime.from(v1, u1).compareTo(FileTime.from(v2, u2)); |
| if (result != expected) |
| throw new RuntimeException("unexpected order"); |
| } |
| |
| static void eq(long v1, TimeUnit u1, long v2, TimeUnit u2) { |
| FileTime t1 = FileTime.from(v1, u1); |
| FileTime t2 = FileTime.from(v2, u2); |
| if (!t1.equals(t2)) |
| throw new RuntimeException("not equal"); |
| if (t1.hashCode() != t2.hashCode()) |
| throw new RuntimeException("hashCodes should be equal"); |
| } |
| |
| static void neq(long v1, TimeUnit u1, long v2, TimeUnit u2) { |
| FileTime t1 = FileTime.from(v1, u1); |
| FileTime t2 = FileTime.from(v2, u2); |
| if (t1.equals(t2)) |
| throw new RuntimeException("should not be equal"); |
| } |
| |
| static void ts(long v, TimeUnit y, String expected) { |
| String s = FileTime.from(v, y).toString(); |
| if (!s.equals(expected)) |
| throw new RuntimeException("unexpected format"); |
| } |
| } |