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How to use getFileNameExtension method of org.assertj.core.util.Files class

Best Assertj code snippet using org.assertj.core.util.Files.getFileNameExtension

Source:WebServerPortFileWriterTest.java

1/*2 * Copyright 2012-2019 the original author or authors.3 *4 * Licensed under the Apache License, Version 2.0 (the "License");5 * you may not use this file except in compliance with the License.6 * You may obtain a copy of the License at7 *8 *      https://www.apache.org/licenses/LICENSE-2.09 *10 * Unless required by applicable law or agreed to in writing, software11 * distributed under the License is distributed on an "AS IS" BASIS,12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13 * See the License for the specific language governing permissions and14 * limitations under the License.15 */16package org.springframework.boot.web.context;17import java.io.File;18import java.util.HashSet;19import java.util.Locale;20import java.util.Set;21import org.junit.After;22import org.junit.Before;23import org.junit.Rule;24import org.junit.Test;25import org.junit.rules.TemporaryFolder;26import org.springframework.boot.web.server.WebServer;27import org.springframework.util.StringUtils;28import static org.assertj.core.api.Assertions.assertThat;29import static org.assertj.core.api.Assertions.contentOf;30import static org.mockito.BDDMockito.given;31import static org.mockito.Mockito.mock;32/**33 * Tests {@link WebServerPortFileWriter}.34 *35 * @author David Liu36 * @author Phillip Webb37 * @author Andy Wilkinson38 */39public class WebServerPortFileWriterTest {40	@Rule41	public final TemporaryFolder temporaryFolder = new TemporaryFolder();42	@Before43	@After44	public void reset() {45		System.clearProperty("PORTFILE");46	}47	@Test48	public void createPortFile() throws Exception {49		File file = this.temporaryFolder.newFile();50		WebServerPortFileWriter listener = new WebServerPortFileWriter(file);51		listener.onApplicationEvent(mockEvent("", 8080));52		assertThat(contentOf(file)).isEqualTo("8080");53	}54	@Test55	public void overridePortFileWithDefault() throws Exception {56		System.setProperty("PORTFILE", this.temporaryFolder.newFile().getAbsolutePath());57		WebServerPortFileWriter listener = new WebServerPortFileWriter();58		listener.onApplicationEvent(mockEvent("", 8080));59		String content = contentOf(new File(System.getProperty("PORTFILE")));60		assertThat(content).isEqualTo("8080");61	}62	@Test63	public void overridePortFileWithExplicitFile() throws Exception {64		File file = this.temporaryFolder.newFile();65		System.setProperty("PORTFILE", this.temporaryFolder.newFile().getAbsolutePath());66		WebServerPortFileWriter listener = new WebServerPortFileWriter(file);67		listener.onApplicationEvent(mockEvent("", 8080));68		String content = contentOf(new File(System.getProperty("PORTFILE")));69		assertThat(content).isEqualTo("8080");70	}71	@Test72	public void createManagementPortFile() throws Exception {73		File file = this.temporaryFolder.newFile();74		WebServerPortFileWriter listener = new WebServerPortFileWriter(file);75		listener.onApplicationEvent(mockEvent("", 8080));76		listener.onApplicationEvent(mockEvent("management", 9090));77		assertThat(contentOf(file)).isEqualTo("8080");78		String managementFile = file.getName();79		managementFile = managementFile.substring(0, managementFile.length()80				- StringUtils.getFilenameExtension(managementFile).length() - 1);81		managementFile = managementFile + "-management."82				+ StringUtils.getFilenameExtension(file.getName());83		String content = contentOf(new File(file.getParentFile(), managementFile));84		assertThat(content).isEqualTo("9090");85		assertThat(collectFileNames(file.getParentFile())).contains(managementFile);86	}87	@Test88	public void createUpperCaseManagementPortFile() throws Exception {89		File file = this.temporaryFolder.newFile();90		file = new File(file.getParentFile(), file.getName().toUpperCase(Locale.ENGLISH));91		WebServerPortFileWriter listener = new WebServerPortFileWriter(file);92		listener.onApplicationEvent(mockEvent("management", 9090));93		String managementFile = file.getName();94		managementFile = managementFile.substring(0, managementFile.length()95				- StringUtils.getFilenameExtension(managementFile).length() - 1);96		managementFile = managementFile + "-MANAGEMENT."97				+ StringUtils.getFilenameExtension(file.getName());98		String content = contentOf(new File(file.getParentFile(), managementFile));99		assertThat(content).isEqualTo("9090");100		assertThat(collectFileNames(file.getParentFile())).contains(managementFile);101	}102	private WebServerInitializedEvent mockEvent(String namespace, int port) {103		WebServer webServer = mock(WebServer.class);104		given(webServer.getPort()).willReturn(port);105		WebServerApplicationContext applicationContext = mock(106				WebServerApplicationContext.class);107		given(applicationContext.getServerNamespace()).willReturn(namespace);108		given(applicationContext.getWebServer()).willReturn(webServer);109		WebServerInitializedEvent event = mock(WebServerInitializedEvent.class);110		given(event.getApplicationContext()).willReturn(applicationContext);111		given(event.getWebServer()).willReturn(webServer);112		return event;113	}114	private Set<String> collectFileNames(File directory) {115		Set<String> names = new HashSet<>();116		if (directory.isDirectory()) {117			for (File file : directory.listFiles()) {118				names.add(file.getName());119			}120		}121		return names;122	}123}...

getFileNameExtension

Using AI Code Generation

1private static String getFileNameExtension(String fileName) {2    return fileName.substring(fileName.lastIndexOf('.'));3}4private static String getFileNameExtension(String fileName) {5    return FilenameUtils.getExtension(fileName);6}7private static String getFileNameExtension(String fileName) {8    return FilenameUtils.getExtension(fileName);9}10private static String getFileNameExtension(String fileName) {11    return FilenameUtils.getExtension(fileName);12}13private static String getFileNameExtension(String fileName) {14    return FilenameUtils.getExtension(fileName);15}16private static String getFileNameExtension(String fileName) {17    return FilenameUtils.getExtension(fileName);18}19private static String getFileNameExtension(String fileName) {20    return FilenameUtils.getExtension(fileName);21}22private static String getFileNameExtension(String fileName) {23    return FilenameUtils.getExtension(fileName);24}25private static String getFileNameExtension(String fileName) {26    return FilenameUtils.getExtension(fileName);27}28private static String getFileNameExtension(String fileName) {29    return FilenameUtils.getExtension(fileName);30}31private static String getFileNameExtension(String fileName) {32    return FilenameUtils.getExtension(fileName);33}34private static String getFileNameExtension(String fileName) {35    return FilenameUtils.getExtension(fileName);36}37private static String getFileNameExtension(String fileName) {38    return FilenameUtils.getExtension(fileName);39}

getFileNameExtension

Using AI Code Generation

1package com.baeldung.assertj;2import static org.assertj.core.api.Assertions.assertThat;3import java.io.File;4import org.junit.Test;5public class AssertJFileUnitTest {6    public void givenFile_whenAssertExtension_thenCorrect() {7        File file = new File("file.txt");8        assertThat(Files.getFileExtension(file))9          .isEqualTo("txt");10    }11    public void givenFile_whenAssertExtension_thenCorrect2() {12        File file = new File("file.txt");13        assertThat(file.getName())14          .endsWith(".txt");15    }16}17assertThat(Files.getFileExtension(file)).isEqualTo("txt");18assertThat(file.getName()).endsWith(".txt");19assertThat(Files.getFileExtension(file))20  .isEqualTo("txt");21assertThat(file.getName())22  .endsWith(".txt");23assertThat(Files.getFileExtension(file)).isEqualTo("txt");24assertThat(file.getName()).endsWith(".txt");25assertThat(Files.getFileExtension(file))26  .isEqualTo("txt");27assertThat(file.getName())28  .endsWith(".txt");29assertThat(Files.getFileExtension(file)).isEqualTo("txt");30assertThat(file.getName()).endsWith(".txt");31assertThat(Files.getFileExtension(file))32  .isEqualTo("txt");33assertThat(file.getName())34  .endsWith(".txt");35assertThat(Files.getFileExtension(file)).isEqualTo("txt");36assertThat(file.getName()).endsWith(".txt");37assertThat(Files.getFileExtension(file))38  .isEqualTo("txt");39assertThat(file.getName())40  .endsWith(".txt");41assertThat(Files.getFileExtension(file)).isEqualTo("txt");42assertThat(file.getName()).endsWith(".txt");43assertThat(Files.getFileExtension(file))44  .isEqualTo("txt");45assertThat(file.getName())46  .endsWith(".txt");47assertThat(Files.getFileExtension(file)).isEqualTo("txt");48assertThat(file.getName()).endsWith(".txt");49assertThat(Files.getFileExtension(file))50  .isEqualTo("txt");

getFileNameExtension

Using AI Code Generation

1public class AssertJFile {2    public static void main(String[] args) {3        String fileName = "C:\\Users\\admin\\Documents\\Java\\test.txt";4        String extension = Files.getFileExtension(fileName);5        System.out.println("Extension: " + extension);6    }7}8File file = new File("C:\\Users\\admin\\Documents\\Java\\test.txt");9String extension = Files.getFileExtension(file);10System.out.println("Extension: " + extension);

getFileNameExtension

Using AI Code Generation

1import org.assertj.core.util.Files;2import java.io.File;3import java.io.IOException;4public class GetFileNameExtension {5    public static void main(String[] args) throws IOException {6        File file = new File("index.html");7        String fileName = file.getName();8        String fileExtension = Files.getFileNameExtension(fileName);9        System.out.println("The file extension is: " + fileExtension);10    }11}

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