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The following commit(s) were added to refs/heads/master by this push: new e151438 Add test case. e151438 is described below commit e151438181c6c46a190d97735e976606b5cea146 Author: Gary Gregory <garydgreg...@gmail.com> AuthorDate: Mon Nov 15 08:30:38 2021 -0500 Add test case. --- .../commons/lang3/function/TriFunctionTest.java | 73 ++++++++++++++++++++++ 1 file changed, 73 insertions(+) diff --git a/src/test/java/org/apache/commons/lang3/function/TriFunctionTest.java b/src/test/java/org/apache/commons/lang3/function/TriFunctionTest.java new file mode 100644 index 0000000..8826be6 --- /dev/null +++ b/src/test/java/org/apache/commons/lang3/function/TriFunctionTest.java @@ -0,0 +1,73 @@ +/* + * 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 java.math.BigInteger; +import java.util.concurrent.atomic.AtomicReference; +import java.util.function.Function; + +import org.junit.jupiter.api.Test; + +/** + * Tests {@linkTriConsumer}. + */ +public class TriFunctionTest { + + @Test + public void testAccept() throws Throwable { + final AtomicReference<Character> ref1 = new AtomicReference<>(); + final AtomicReference<Short> ref2 = new AtomicReference<>(); + final AtomicReference<String> ref3 = new AtomicReference<>(); + final TriFunction<AtomicReference<Character>, AtomicReference<Short>, AtomicReference<String>, String> tri = (t, u, v) -> { + ref1.set(Character.valueOf('a')); + ref2.set(Short.valueOf((short) 1)); + ref3.set("z"); + return "ABC"; + }; + assertEquals("ABC", tri.apply(ref1, ref2, ref3)); + assertEquals(Character.valueOf('a'), ref1.get()); + assertEquals(Short.valueOf((short) 1), ref2.get()); + assertEquals("z", ref3.get()); + } + + @Test + public void testAndThen() throws Throwable { + final AtomicReference<Character> ref1 = new AtomicReference<>(); + final AtomicReference<Short> ref2 = new AtomicReference<>(); + final AtomicReference<String> ref3 = new AtomicReference<>(); + final TriFunction<AtomicReference<Character>, AtomicReference<Short>, AtomicReference<String>, String> tri = (t, u, v) -> { + ref1.set(Character.valueOf('a')); + ref2.set(Short.valueOf((short) 1)); + ref3.set("z"); + return "9"; + }; + final Function<String, BigInteger> after = t -> { + ref1.set(Character.valueOf('b')); + ref2.set(Short.valueOf((short) 2)); + ref3.set("zz"); + return BigInteger.valueOf(Long.parseLong(t)).add(BigInteger.ONE); + }; + assertEquals(BigInteger.TEN, tri.andThen(after).apply(ref1, ref2, ref3)); + assertEquals(Character.valueOf('b'), ref1.get()); + assertEquals(Short.valueOf((short) 2), ref2.get()); + assertEquals("zz", ref3.get()); + } + +}