| /* |
| * 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.jackrabbit.stats; |
| |
| import junit.framework.TestCase; |
| |
| public class TimeSeriesMaxTest extends TestCase { |
| private TimeSeriesMax max; |
| |
| public void testMax() { |
| max = new TimeSeriesMax(); |
| |
| // initial values |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // no changes in first second |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // 2 seconds |
| max.recordValue(42); |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // no changes in 3rd second |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), 0, 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // 4th second |
| max.recordValue(99); |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), 99, 0, 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // one minute later |
| for (int i = 0; i < 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute(), 99); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // another minute later |
| for (int i = 0; i < 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute(), 0, 99); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // one hour |
| for (int i = 0; i < 60 * 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour(), 99); |
| assertValues(max.getValuePerWeek()); |
| |
| // one week |
| for (int i = 0; i < 7 * 24 * 60 * 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek(), 99); |
| } |
| |
| public void testMaxWithMissing() { |
| for (long m : new long[]{-42, 42}) { |
| max = new TimeSeriesMax(m); |
| |
| // initial values |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // no changes in first second |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // 2 seconds |
| max.recordValue(42); |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // no changes in 3rd second |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), max.getMissingValue(), 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // 4th second |
| max.recordValue(99); |
| max.recordOneSecond(); |
| assertValues(max.getValuePerSecond(), 99, max.getMissingValue(), 42); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // one minute later |
| for (int i = 0; i < 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute(), 99); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // another minute later |
| for (int i = 0; i < 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute(), max.getMissingValue(), 99); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek()); |
| |
| // one hour |
| for (int i = 0; i < 60 * 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour(), 99); |
| assertValues(max.getValuePerWeek()); |
| |
| // one week |
| for (int i = 0; i < 7 * 24 * 60 * 60; i++) { |
| max.recordOneSecond(); |
| } |
| assertValues(max.getValuePerSecond()); |
| assertValues(max.getValuePerMinute()); |
| assertValues(max.getValuePerHour()); |
| assertValues(max.getValuePerWeek(), 99); |
| } |
| } |
| |
| private void assertValues(long[] values, long... expected) { |
| for (int i = 0; i < expected.length; i++) { |
| assertEquals(expected[i], values[values.length - i - 1]); |
| } |
| for (int i = expected.length; i < values.length; i++) { |
| assertEquals(max.getMissingValue(), values[values.length - i - 1]); |
| } |
| } |
| } |