| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The ASF licenses this file to you 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 org.apache.storm.utils; |
| |
| import org.apache.storm.utils.Time.SimulatedTime; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TimeTest { |
| |
| @Test |
| public void secsToMillisLongTest() { |
| Assert.assertEquals(Time.secsToMillisLong(0), 0); |
| Assert.assertEquals(Time.secsToMillisLong(0.002), 2); |
| Assert.assertEquals(Time.secsToMillisLong(1), 1000); |
| Assert.assertEquals(Time.secsToMillisLong(1.08), 1080); |
| Assert.assertEquals(Time.secsToMillisLong(10), 10000); |
| Assert.assertEquals(Time.secsToMillisLong(10.1), 10100); |
| } |
| |
| @Test(expected = IllegalStateException.class) |
| public void ifNotSimulatingAdvanceTimeThrowsTest() { |
| Time.advanceTime(1000); |
| } |
| |
| @Test |
| public void isSimulatingReturnsTrueDuringSimulationTest() { |
| Assert.assertFalse(Time.isSimulating()); |
| try (SimulatedTime t = new SimulatedTime()) { |
| Assert.assertTrue(Time.isSimulating()); |
| } |
| } |
| |
| @Test |
| public void shouldNotAdvanceTimeTest() { |
| try (SimulatedTime t = new SimulatedTime()) { |
| long current = Time.currentTimeMillis(); |
| Time.advanceTime(0); |
| Assert.assertEquals(Time.deltaMs(current), 0); |
| } |
| } |
| |
| @Test |
| public void shouldAdvanceForwardTest() { |
| try (SimulatedTime t = new SimulatedTime()) { |
| long current = Time.currentTimeMillis(); |
| Time.advanceTime(1000); |
| Assert.assertEquals(Time.deltaMs(current), 1000); |
| Time.advanceTime(500); |
| Assert.assertEquals(Time.deltaMs(current), 1500); |
| } |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void shouldThrowIfAttemptToAdvanceBackwardsTest() { |
| try (SimulatedTime t = new SimulatedTime()) { |
| Time.advanceTime(-1500); |
| } |
| } |
| |
| @Test |
| public void deltaSecsConvertsToSecondsTest() { |
| try (SimulatedTime t = new SimulatedTime()) { |
| int current = Time.currentTimeSecs(); |
| Time.advanceTime(1000); |
| Assert.assertEquals(Time.deltaSecs(current), 1); |
| } |
| } |
| |
| @Test |
| public void deltaSecsTruncatesFractionalSecondsTest() { |
| try (SimulatedTime t = new SimulatedTime()) { |
| int current = Time.currentTimeSecs(); |
| Time.advanceTime(1500); |
| Assert.assertEquals(Time.deltaSecs(current), 1, 0); |
| } |
| } |
| |
| } |