| /* |
| * 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.logging.log4j.io; |
| |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.io.StringWriter; |
| import java.io.Writer; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.*; |
| import static org.mockito.BDDMockito.then; |
| import static org.mockito.Mockito.mock; |
| |
| public abstract class AbstractLoggerWriterTest extends AbstractStreamTest { |
| protected StringWriter wrapped; |
| protected Writer writer; |
| |
| @Before |
| public void createStream() { |
| this.wrapped = createWriter(); |
| this.writer = createWriterWrapper(); |
| } |
| |
| protected abstract StringWriter createWriter(); |
| |
| protected abstract Writer createWriterWrapper(); |
| |
| @Test |
| public void testClose_HasRemainingData() throws IOException { |
| this.writer.write(FIRST); |
| assertMessages(); |
| this.writer.close(); |
| assertMessages(FIRST); |
| if (this.wrapped != null) { |
| assertEquals(FIRST, this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testClose_NoRemainingData() throws IOException { |
| this.writer.close(); |
| assertMessages(); |
| if (this.wrapped != null) { |
| assertEquals("", this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testFlush() throws IOException { |
| final OutputStream out = mock(OutputStream.class); |
| |
| try (final OutputStream filteredOut = |
| IoBuilder.forLogger(getExtendedLogger()) |
| .filter(out) |
| .setLevel(LEVEL) |
| .buildOutputStream()) { |
| filteredOut.flush(); |
| } |
| |
| then(out).should().flush(); |
| then(out).should().close(); |
| then(out).shouldHaveNoMoreInteractions(); |
| } |
| |
| @Test |
| public void testWrite_Character() throws Exception { |
| for (final char c : FIRST.toCharArray()) { |
| this.writer.write(c); |
| assertMessages(); |
| } |
| this.writer.write('\n'); |
| assertMessages(FIRST); |
| if (this.wrapped != null) { |
| assertEquals(FIRST + '\n', this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testWrite_CharArray() throws Exception { |
| final char[] chars = FIRST.toCharArray(); |
| this.writer.write(chars); |
| assertMessages(); |
| this.writer.write('\n'); |
| assertMessages(FIRST); |
| if (this.wrapped != null) { |
| assertEquals(FIRST + '\n', this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testWrite_CharArray_Offset_Length() throws Exception { |
| final char[] chars = FIRST.toCharArray(); |
| final int middle = chars.length / 2; |
| final int length = chars.length - middle; |
| final String right = new String(chars, middle, length); |
| this.writer.write(chars, middle, length); |
| assertMessages(); |
| this.writer.write('\n'); |
| assertMessages(right); |
| if (this.wrapped != null) { |
| assertEquals(FIRST.substring(middle, FIRST.length()) + '\n', this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testWrite_IgnoresWindowsNewline() throws IOException { |
| this.writer.write(FIRST + "\r\n"); |
| this.writer.write(LAST); |
| this.writer.close(); |
| assertMessages(FIRST, LAST); |
| if (this.wrapped != null) { |
| assertEquals(FIRST + "\r\n" + LAST, this.wrapped.toString()); |
| } |
| } |
| |
| @Test |
| public void testWrite_MultipleLines() throws IOException { |
| this.writer.write(FIRST + '\n' + LAST + '\n'); |
| assertMessages(FIRST, LAST); |
| if (this.wrapped != null) { |
| assertEquals(FIRST + '\n' + LAST + '\n', this.wrapped.toString()); |
| } |
| } |
| } |