/* * The MIT License (MIT) * * Copyright (c) 2017-2020 Yegor Bugayenko * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ package org.cactoos.scalar; import java.io.IOException; import java.util.IllegalFormatException; import org.cactoos.iterable.IterableOf; import org.hamcrest.core.IsEqual; import org.junit.Test; import org.llorllale.cactoos.matchers.Assertion; /** * Test case for {@link FallbackFrom}. * * @since 0.31 * @checkstyle JavadocMethodCheck (500 lines) */ @SuppressWarnings("unchecked") public final class FallbackFromTest { @Test public void supportsException() { new Assertion<>( "Must support exactly exception class", new FallbackFrom<>( new IterableOf<>(IOException.class), exp -> "IOException fallback" ).support(IOException.class), new IsEqual<>(0) ).affirm(); } @Test public void supportsInheritedException() { new Assertion<>( "Must support inherited exception class", new FallbackFrom<>( new IterableOf<>(RuntimeException.class), exp -> "RuntimeException fallback #1" ).support(IllegalFormatException.class), new IsEqual<>(2) ).affirm(); } @Test public void doesNotSupportException() { new Assertion<>( "Must not support unrelated exception class", new FallbackFrom<>( new IterableOf<>(RuntimeException.class), exp -> "RuntimeException fallback #2" ).support(ClassNotFoundException.class), new IsEqual<>(Integer.MIN_VALUE) ).affirm(); } }