52n-wps-algorithm-gcube/src/test/java/org/n52/wps/algorithm/descriptor/BoundDataDescriptorTest.java

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/**
* Copyright (C) 2007 - 2016 52°North Initiative for Geospatial Open Source
* Software GmbH
*
* 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 org.n52.wps.algorithm.descriptor;
import junit.framework.TestCase;
/**
*
* @author tkunicki
*/
public class BoundDataDescriptorTest extends TestCase {
public BoundDataDescriptorTest(String testName) {
super(testName);
}
public void testBinding() {
BoundDescriptor descriptor = null;
// Test fail-early, exception should be thrown if binding is 'null';
boolean thrown = false;
try {
descriptor = (new BoundDescriptorImpl.Builder(null)).build();
fail("Expected IllegalArgumentException");
} catch (IllegalArgumentException e) {
thrown = true;
}
assertTrue(thrown);
// make sure the class type we build with is the same as the one returned
// by the constucted object
descriptor = (new BoundDescriptorImpl.Builder(Double.class)).build();
assertEquals(Double.class, descriptor.getBinding());
descriptor = (new BoundDescriptorImpl.Builder(MockNumber.class)).build();
assertEquals(MockNumber.class, descriptor.getBinding());
}
public static class BoundDescriptorImpl extends BoundDescriptor<Class<? extends Number>> {
private BoundDescriptorImpl(Builder builder) { super(builder); }
public static class Builder extends BoundDescriptor.Builder<Builder, Class<? extends Number>> {
Builder(Class<? extends Number> binding) {
super("mock_identifier", binding);
}
@Override protected Builder self() { return this; }
public BoundDescriptorImpl build() { return new BoundDescriptorImpl(this); }
}
}
public static class MockNumber extends Number {
@Override public int intValue() { return Integer.MAX_VALUE; }
@Override public long longValue() { return Long.MAX_VALUE; }
@Override public float floatValue() { return Float.MAX_VALUE; }
@Override public double doubleValue() { return Double.MAX_VALUE; };
}
}