/* * 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.io; import java.io.ByteArrayOutputStream; import java.io.File; import java.nio.charset.StandardCharsets; import org.cactoos.text.TextOf; import org.junit.Rule; import org.junit.Test; import org.junit.rules.TemporaryFolder; import org.llorllale.cactoos.matchers.Assertion; import org.llorllale.cactoos.matchers.InputHasContent; import org.llorllale.cactoos.matchers.TextIs; /** * Test case for {@link TeeOutput}. * @since 0.16 * @checkstyle JavadocMethodCheck (500 lines) * @checkstyle ClassDataAbstractionCouplingCheck (500 lines) */ public final class TeeOutputTest { /** * Temporary files generator. */ @Rule public TemporaryFolder folder = new TemporaryFolder(); @Test public void copiesContent() { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); new Assertion<>( "Can't copy Output to Output and return Input", new TeeInput( new InputOf("Hello, товарищ!"), new TeeOutput( new OutputTo(baos), new OutputTo(new ByteArrayOutputStream()) ) ), new InputHasContent( new TextOf(baos::toByteArray, StandardCharsets.UTF_8) ) ).affirm(); } @Test public void copiesWithWriter() { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); new Assertion<>( "Can't copy Output with writer", new TeeInput( new InputOf("Hello, товарищ! writer"), new TeeOutput( new OutputTo(baos), new WriterTo(new ByteArrayOutputStream()) ) ), new InputHasContent( new TextOf(baos::toByteArray, StandardCharsets.UTF_8) ) ).affirm(); } @Test public void copiesWithWriterAndCharset() { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); new Assertion<>( "Can't copy Output with writer and charset", new TeeInput( new InputOf( "Hello, товарищ! writer and charset" ), new TeeOutput( new OutputTo(baos), new WriterTo(new ByteArrayOutputStream()), StandardCharsets.UTF_8 ) ), new InputHasContent( new TextOf(baos::toByteArray, StandardCharsets.UTF_8) ) ).affirm(); } @Test public void copiesWithPath() throws Exception { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final File file = this.folder.newFile(); new Assertion<>( "Must copy Output with path", new TextOf( new TeeInput( new InputOf("Hello, товарищ! with path"), new TeeOutput( new OutputTo(baos), file.toPath() ) ) ), new TextIs( new TextOf(file.toPath()) ) ).affirm(); } @Test public void copiesWithFile() throws Exception { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); final File file = this.folder.newFile(); new Assertion<>( "Must copy Output with file", new TextOf( new TeeInput( new InputOf("Hello, товарищ! with file"), new TeeOutput( new OutputTo(baos), file ) ) ), new TextIs( new TextOf(file.toPath()) ) ).affirm(); } @Test public void copiesWithOutputStream() { final ByteArrayOutputStream baos = new ByteArrayOutputStream(); new Assertion<>( "Can't copy Output with output stream", new TeeInput( new InputOf( "Hello, товарищ! with output stream" ), new TeeOutput( new OutputTo(baos), new ByteArrayOutputStream() ) ), new InputHasContent( new TextOf(baos::toByteArray, StandardCharsets.UTF_8) ) ).affirm(); } }