forked from plusone/plusone-commons
47 lines
1.4 KiB
Java
47 lines
1.4 KiB
Java
/*
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* Copyright 2024 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package xyz.zhouxy.plusone.commons.base;
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import static org.junit.jupiter.api.Assertions.*;
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import org.junit.jupiter.api.Test;
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import lombok.extern.slf4j.Slf4j;
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@Slf4j
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class RefTests {
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@Test
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void testRef() {
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Ref<String> strRef = Ref.of("ZhouXY");
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assertTrue(strRef.checkValue("ZhouXY"::equals));
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assertFalse(strRef.checkValue("ZhouXY1"::equals));
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apply(strRef);
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assertEquals("Hello ZhouXY", strRef.getValue());
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assertTrue(strRef.checkValue("Hello ZhouXY"::equals));
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log.info("strRef: {}", strRef);
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Ref<String> intStringRef = Ref.of("108");
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Ref<Integer> integerRef = intStringRef.transform(Integer::parseInt);
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assertEquals(108, integerRef.getValue());
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}
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void apply(Ref<String> strRef) {
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strRef.transformValue(str -> "Hello " + str);
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}
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}
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