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* 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.brooklyn.core;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
import org.apache.brooklyn.core.BrooklynFeatureEnablement;
import org.apache.brooklyn.core.internal.BrooklynProperties;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
public class BrooklynFeatureEnablementTest {
@BeforeMethod(alwaysRun=true)
public void setUp() throws Exception {
BrooklynFeatureEnablement.clearCache();
}
@Test
public void testDefaultIsNotEnabled() throws Exception {
assertFalse(BrooklynFeatureEnablement.isEnabled("feature.not.referenced.anywhere"));
}
@Test
public void testCanSetPropertyEnablement() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testCanSetPropertyEnablement";
boolean preTestVal = BrooklynFeatureEnablement.isEnabled(featureProperty);
try {
boolean oldVal = BrooklynFeatureEnablement.enable(featureProperty);
assertEquals(oldVal, preTestVal);
assertTrue(BrooklynFeatureEnablement.isEnabled(featureProperty));
boolean oldVal2 = BrooklynFeatureEnablement.disable(featureProperty);
assertTrue(oldVal2);
assertFalse(BrooklynFeatureEnablement.isEnabled(featureProperty));
} finally {
BrooklynFeatureEnablement.setEnablement(featureProperty, preTestVal);
}
}
@Test
public void testReadsEnablementFromProperties() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testReadsEnablementFromProperties";
System.setProperty(featureProperty, "true");
try {
assertTrue(BrooklynFeatureEnablement.isEnabled(featureProperty));
} finally {
System.clearProperty(featureProperty);
}
}
@Test
public void testCanSetDefaultWhichTakesEffectIfNoSystemProperty() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testCanSetDefaultWhichTakesEffectIfNoSystemProperty";
BrooklynFeatureEnablement.setDefault(featureProperty, true);
assertTrue(BrooklynFeatureEnablement.isEnabled(featureProperty));
System.setProperty(featureProperty, "true");
try {
} finally {
System.clearProperty(featureProperty);
}
}
@Test
public void testCanSetDefaultWhichIsIgnoredIfSystemProperty() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testCanSetDefaultWhichIsIgnoredIfSystemProperty";
System.setProperty(featureProperty, "false");
try {
BrooklynFeatureEnablement.setDefault(featureProperty, true);
assertFalse(BrooklynFeatureEnablement.isEnabled(featureProperty));
} finally {
System.clearProperty(featureProperty);
}
}
@Test
public void testCanSetDefaultWhichIsIgnoredIfBrooklynProps() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testCanSetDefaultWhichIsIgnoredIfBrooklynProps";
BrooklynProperties props = BrooklynProperties.Factory.newEmpty();
props.put(featureProperty, false);
BrooklynFeatureEnablement.init(props);
BrooklynFeatureEnablement.setDefault(featureProperty, true);
assertFalse(BrooklynFeatureEnablement.isEnabled(featureProperty));
}
@Test
public void testPrefersSysPropOverBrooklynProps() throws Exception {
String featureProperty = "brooklyn.experimental.feature.testPrefersSysPropOverBrooklynProps";
BrooklynProperties props = BrooklynProperties.Factory.newEmpty();
props.put(featureProperty, false);
System.setProperty(featureProperty, "true");
try {
BrooklynFeatureEnablement.init(props);
BrooklynFeatureEnablement.setDefault(featureProperty, true);
assertTrue(BrooklynFeatureEnablement.isEnabled(featureProperty));
} finally {
System.clearProperty(featureProperty);
}
}
}