| /* |
| * Copyright (C) 2009 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package android.util.cts; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import android.support.test.filters.SmallTest; |
| import android.support.test.runner.AndroidJUnit4; |
| import android.util.TimeUtils; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| import java.util.Calendar; |
| import java.util.TimeZone; |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4.class) |
| public class TimeUtilsTest { |
| @Test |
| public void testUnitedStates() throws Exception { |
| String[] mainstream = new String[] { |
| "America/New_York", // Eastern |
| "America/Chicago", // Central |
| "America/Denver", // Mountain |
| "America/Los_Angeles", // Pacific |
| "America/Anchorage", // Alaska |
| "Pacific/Honolulu", // Hawaii, no DST |
| }; |
| |
| for (String name : mainstream) { |
| TimeZone tz = TimeZone.getTimeZone(name); |
| Calendar c = Calendar.getInstance(tz); |
| TimeZone guess; |
| |
| c.set(2016, Calendar.OCTOBER, 20, 12, 0, 0); |
| guess = guessTimeZone(c, "us"); |
| assertEquals(name, guess.getID()); |
| |
| c.set(2017, Calendar.JANUARY, 20, 12, 0, 0); |
| guess = guessTimeZone(c, "us"); |
| assertEquals(name, guess.getID()); |
| } |
| } |
| |
| @Test |
| public void testWeirdUnitedStates() throws Exception { |
| String[] weird = new String[] { |
| "America/Phoenix", // Mountain, no DST |
| "America/Adak", // Same as Hawaii, but with DST |
| }; |
| |
| for (String name : weird) { |
| TimeZone tz = TimeZone.getTimeZone(name); |
| Calendar c = Calendar.getInstance(tz); |
| TimeZone guess; |
| |
| c.set(2016, Calendar.OCTOBER, 20, 12, 0, 0); |
| guess = guessTimeZone(c, "us"); |
| assertEquals(name, guess.getID()); |
| } |
| } |
| |
| @Test |
| public void testOld() throws Exception { |
| String[] old = new String[] { |
| "America/Indiana/Indianapolis", // Eastern, formerly no DST |
| }; |
| |
| for (String name : old) { |
| TimeZone tz = TimeZone.getTimeZone(name); |
| Calendar c = Calendar.getInstance(tz); |
| TimeZone guess; |
| |
| c.set(2005, Calendar.OCTOBER, 20, 12, 0, 0); |
| guess = guessTimeZone(c, "us"); |
| assertEquals(name, guess.getID()); |
| } |
| } |
| |
| @Test |
| public void testWorldWeird() throws Exception { |
| String[] world = new String[] { |
| // Distinguisable from Sydney only when DST not in effect |
| "au", "Australia/Lord_Howe", |
| }; |
| |
| for (int i = 0; i < world.length; i += 2) { |
| String country = world[i]; |
| String name = world[i + 1]; |
| |
| TimeZone tz = TimeZone.getTimeZone(name); |
| Calendar c = Calendar.getInstance(tz); |
| TimeZone guess; |
| |
| c.set(2016, Calendar.JULY, 20, 12, 0, 0); |
| guess = guessTimeZone(c, country); |
| assertEquals(name, guess.getID()); |
| } |
| } |
| |
| private static TimeZone guessTimeZone(Calendar c, String country) { |
| return TimeUtils.getTimeZone(c.get(Calendar.ZONE_OFFSET) + c.get(Calendar.DST_OFFSET), |
| c.get(Calendar.DST_OFFSET) != 0, |
| c.getTimeInMillis(), |
| country); |
| } |
| |
| @Test |
| public void testFormatDuration() { |
| assertFormatDuration("0", 0); |
| assertFormatDuration("-1ms", -1); |
| assertFormatDuration("+1ms", 1); |
| assertFormatDuration("+10ms", 10); |
| assertFormatDuration("+100ms", 100); |
| assertFormatDuration("+101ms", 101); |
| assertFormatDuration("+330ms", 330); |
| assertFormatDuration("+1s0ms", 1000); |
| assertFormatDuration("+1s330ms", 1330); |
| assertFormatDuration("+10s24ms", 10024); |
| assertFormatDuration("+1m0s30ms", 60030); |
| assertFormatDuration("+1h0m0s30ms", 3600030); |
| assertFormatDuration("+1d0h0m0s30ms", 86400030); |
| } |
| |
| @Test |
| public void testFormatHugeDuration() { |
| assertFormatDuration("+15542d1h11m11s555ms", 1342833071555L); |
| assertFormatDuration("-15542d1h11m11s555ms", -1342833071555L); |
| } |
| |
| private void assertFormatDuration(String expected, long duration) { |
| StringBuilder sb = new StringBuilder(); |
| TimeUtils.formatDuration(duration, sb); |
| assertEquals("formatDuration(" + duration + ")", expected, sb.toString()); |
| } |
| } |