2014-07-07 16:19:53 -06:00

68 lines
2.2 KiB
Java

/*
* Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
*
* 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 com.hpcloud.mon.infrastructure.thresholding;
import static org.testng.Assert.assertEquals;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
@Test
public class PropertyFinderTest {
private static String PROPERTY_NAME = "com.hpcloud.mon.infrastructure.thresholding.Prop";
@BeforeMethod
public void beforeMethod() {
System.clearProperty(PROPERTY_NAME);
}
public void shouldUseNewValue() {
final int expectedValue = 45;
System.setProperty(PROPERTY_NAME, String.valueOf(expectedValue));
assertEquals(expectedValue,
PropertyFinder.getIntProperty(PROPERTY_NAME, 30, 0, Integer.MAX_VALUE));
}
public void shouldUseDefaultValueBecausePropertyNotSet() {
final int defaultValue = 45;
assertEquals(defaultValue,
PropertyFinder.getIntProperty(PROPERTY_NAME, defaultValue, 0, Integer.MAX_VALUE));
}
public void shouldUseDefaultValueBecausePropertyNotANumber() {
final int defaultValue = 45;
System.setProperty(PROPERTY_NAME, "AAA");
assertEquals(defaultValue,
PropertyFinder.getIntProperty(PROPERTY_NAME, defaultValue, 0, Integer.MAX_VALUE));
}
public void shouldUseDefaultValueBecausePropertyTooSmall() {
final int defaultValue = 45;
System.setProperty(PROPERTY_NAME, "0");
assertEquals(defaultValue,
PropertyFinder.getIntProperty(PROPERTY_NAME, defaultValue, 1, Integer.MAX_VALUE));
}
public void shouldUseDefaultValueBecausePropertyTooLarge() {
final int defaultValue = 45;
System.setProperty(PROPERTY_NAME, "10");
assertEquals(defaultValue, PropertyFinder.getIntProperty(PROPERTY_NAME, defaultValue, 9, 9));
}
}