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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.commons.lang3.function;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.lang.reflect.Method;
import org.apache.commons.lang3.exception.CustomCheckedException;
import org.apache.commons.lang3.exception.CustomUncheckedException;
import org.junit.jupiter.api.Test;
/**
* Tests {@link MethodInvokers#asFailableBiFunction(Method)}.
*/
public class MethodInvokersFailableBiFunctionTest extends MethodFixtures {
@Test
public void testApply1Arg() throws Throwable {
// Use a local variable typed to the interface to make sure we compile.
final FailableBiFunction<MethodFixtures, String, String[], Throwable> func = MethodInvokers.asFailableBiFunction(getMethodForGetString1ArgChecked());
assertEquals(INSTANCE.getString1ArgChecked("A"), func.apply(INSTANCE, "A"));
}
@Test
public void testApply1ArgThrowsChecked() throws NoSuchMethodException, SecurityException {
// Use a local variable typed to the interface to make sure we compile.
final FailableBiFunction<MethodFixtures, String, String[], Throwable> func = MethodInvokers
.asFailableBiFunction(getMethodForGetString1ArgThrowsChecked());
assertThrows(CustomCheckedException.class, () -> func.apply(INSTANCE, "A"));
}
@Test
public void testApply1ArgThrowsUnchecked() throws NoSuchMethodException, SecurityException {
// Use a local variable typed to the interface to make sure we compile.
final FailableBiFunction<MethodFixtures, String, String[], Throwable> func = MethodInvokers
.asFailableBiFunction(getMethodForGetString1ArgThrowsUnchecked());
assertThrows(CustomUncheckedException.class, () -> func.apply(INSTANCE, "A"));
}
@Test
public void testConstructorForNull() throws SecurityException {
assertThrows(NullPointerException.class, () -> MethodInvokers.asFailableBiFunction(null));
}
@Test
public void testToString() throws SecurityException, Throwable {
// Should not blow up and must return _something_
assertFalse(MethodInvokers.asFailableBiFunction(getMethodForGetString1ArgChecked()).toString().isEmpty());
}
}
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