/*
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.opentides.util;
import static org.junit.Assert.fail;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;
import junit.framework.Assert;
import org.junit.Test;
import org.springframework.mock.web.MockMultipartFile;
/**
* @author allantan
*
*/
public class FileUtilTest {
/**
* Test method for {@link org.opentides.util.FileUtil#readFile(java.io.File)}.
*/
@Test
public void testReadFile() {
// read file as string
String content = FileUtil.readFile("resources/testing.txt");
Assert.assertEquals("ideyatech\nsample file\n", content);
try {
FileUtil.readFile("test/missing.txt");
fail("No Exception thrown with missing file.");
} catch (Exception e) {
// do nothing
}
// read file as byte
content = FileUtil.readFile(new File("test/resources/testing.txt"));
Assert.assertEquals("ideyatech\nsample file\n", content);
try {
FileUtil.readFile(new File("test/missing.txt"));
fail("No Exception thrown with missing file.");
} catch (Exception e) {
// do nothing
}
}
/**
* Test method for {@link org.opentides.util.FileUtil#readFileAsBytes(java.io.File)}.
*/
@Test
public void testReadFileAsBytes() {
byte[] bytes = FileUtil.readFileAsBytes("resources/testing.txt");
byte[] expected = {105, 100, 101, 121, 97, 116, 101, 99, 104, 10, 115,
97, 109, 112, 108, 101, 32, 102, 105, 108, 101};
Assert.assertEquals(21,bytes.length);
for (int i=0;i<expected.length; i++)
Assert.assertEquals(expected[i], bytes[i]);
try {
FileUtil.readFileAsBytes("test/missing.txt");
fail("No Exception thrown with missing file.");
} catch (Exception e) {
// do nothing
}
bytes = FileUtil.readFileAsBytes(new File("test/resources/testing.txt"));
Assert.assertEquals(21,bytes.length);
for (int i=0;i<expected.length; i++)
Assert.assertEquals(expected[i], bytes[i]);
try {
FileUtil.readFileAsBytes(new File("test/missing.txt"));
fail("No Exception thrown with missing file.");
} catch (Exception e) {
// do nothing
}
}
/**
* Test method for {@link org.opentides.util.FileUtil#backupFile(java.lang.String)}.
*/
@Test
public void testBackupFile() {
String content = FileUtil.readFile("test/resources/testing.txt");
FileUtil.backupFile("test/resources/testing.txt");
String content2 = FileUtil.readFile("test/resources/~testing.txt");
Assert.assertEquals(content, content2);
try {
FileUtil.backupFile("test/missing.txt");
fail("No Exception thrown with missing file.");
} catch (Exception e) {
// do nothing
}
}
/**
* Test method for {@link org.opentides.util.FileUtil#writeFile(java.lang.String, java.lang.String)}.
* @throws IOException
*/
@Test
public void testWriteFile() throws IOException {
File tmpFile = File.createTempFile("ot-unit-test-write", ".txt");
String content ="write\noutput file\nTest's out\n";
FileUtil.writeFile(tmpFile.getAbsolutePath(), content);
String written = FileUtil.readFile(tmpFile.getAbsolutePath());
Assert.assertEquals(content, written);
}
/**
* Test method for {@link org.opentides.util.FileUtil#appendFile(java.lang.String, java.lang.String)}.
* @throws IOException
*/
@Test
public void testAppendFile() throws IOException {
File tmpFile = File.createTempFile("ot-unit-test-append", ".txt");
String content ="write\noutput file\nTest's out\n";
FileUtil.writeFile(tmpFile.getAbsolutePath(), content);
FileUtil.appendFile(tmpFile.getAbsolutePath(), content);
String written = FileUtil.readFile(tmpFile.getAbsolutePath());
Assert.assertEquals(content+content, written);
}
/**
* Test method for {@link org.opentides.util.FileUtil#copyMultipartFile(org.springframework.web.multipart.MultipartFile, java.io.File)}.
* @throws IOException
*/
@Test
public void testCopyMultipartFile() throws IOException {
String content = FileUtil.readFile("test/resources/testing.txt");
InputStream is = FileUtil.getFileStream("test/resources/testing.txt");
MockMultipartFile mfile = new MockMultipartFile("testing.txt", is);
File dest = new File("copy.txt");
FileUtil.copyMultipartFile(mfile, dest);
String copied = FileUtil.readFile(dest);
Assert.assertEquals(content, copied);
}
/**
* Test method for {@link org.opentides.util.FileUtil#readProperty(java.lang.String)}.
*/
@Test
public void testReadProperty() {
Properties props = FileUtil.readProperty("test/resources/test.properties");
Assert.assertEquals(2, props.size());
Assert.assertEquals("test", props.get("run.environment"));
Assert.assertEquals("true", props.get("application.mode.debug"));
}
/**
* Test method for {@link org.opentides.util.FileUtil#saveProperty(java.lang.String, java.util.Properties, java.lang.String)}.
*/
@Test
public void testSaveProperty() {
Properties props = new Properties();
props.put("two.two", "two");
props.put("one.one", "one");
props.put("_sample", "3");
FileUtil.saveProperty("test/resources/saved.properties", props, "HEADER");
String actual = FileUtil.readFile("test/resources/saved.properties");
String expected = "#HEADER\n.*?\n_sample=3\none.one=one\ntwo.two=two\n";
Assert.assertTrue(actual.matches(expected));
}
/**
* Test method for {@link org.opentides.util.FileUtil#getFilename(java.lang.String)}.
*/
@Test
public void testGetFilename() {
Assert.assertEquals("filename.txt", FileUtil.getFilename("/tmp/filename.txt"));
Assert.assertEquals("filename.txt", FileUtil.getFilename("/filename.txt"));
Assert.assertEquals("filename.txt", FileUtil.getFilename("/tmp/sample/filename.txt"));
}
/**
* Test method for {@link org.opentides.util.FileUtil#getMD5sum(java.io.File)}.
*/
@Test
public void testGetMD5sum() {
File file = new File("test/resources/testing.txt");
String content = FileUtil.getMD5sum(file);
Assert.assertEquals("3c9594da488768779f8abbdcbe3431e3", content);
}
}