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Add unit test for File path article - BAEL-827 (#1784)

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* BAEL-827 Add unit test for file paths

* BAEL-827 - Update path IOException test to execute only on Windows

* BAELL-827 - Update unit test method name
This commit is contained in:
Vivek Kumar 2017-05-18 08:51:40 +05:30 committed by KevinGilmore
parent dacc694f02
commit 3f22a70bb3
1 changed files with 99 additions and 0 deletions
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core-java/src/test/java/org/baeldung/java/io/JavaFilePathUnitTest.java Normal file
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package org.baeldung.java.io;
import static org.junit.Assert.*;
import org.junit.AfterClass;
import org.junit.Assume;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.File;
import java.io.IOException;
public class JavaFilePathUnitTest {
private static String userDir;
@BeforeClass
public static void createFilesAndFolders() throws IOException {
userDir = System.getProperty("user.dir");
new File(userDir + "/baeldung/foo").mkdirs();
new File(userDir + "/baeldung/bar/baz").mkdirs();
new File(userDir + "/baeldung/foo/foo-one.txt").createNewFile();
new File(userDir + "/baeldung/foo/foo-two.txt").createNewFile();
new File(userDir + "/baeldung/bar/bar-one.txt").createNewFile();
new File(userDir + "/baeldung/bar/bar-two.txt").createNewFile();
new File(userDir + "/baeldung/bar/baz/baz-one.txt").createNewFile();
new File(userDir + "/baeldung/bar/baz/baz-two.txt").createNewFile();
}
@Test
public void whenPathResolved_thenSuccess() {
File file = new File("baeldung/foo/foo-one.txt");
String expectedPath = isWindows() ? "baeldung\\foo\\foo-one.txt" : "baeldung/foo/foo-one.txt";
String actualPath = file.getPath();
assertEquals(expectedPath, actualPath);
}
@Test
public void whenAbsolutePathResolved_thenSuccess() {
File file = new File("baeldung/foo/foo-one.txt");
String expectedPath = isWindows() ? userDir + "\\baeldung\\foo\\foo-one.txt" : userDir + "/baeldung/foo/foo-one.txt";
String actualPath = file.getAbsolutePath();
assertEquals(expectedPath, actualPath);
}
@Test
public void whenAbsolutePathWithShorthandResolved_thenSuccess() {
File file = new File("baeldung/bar/baz/../bar-one.txt");
String expectedPath = isWindows() ? userDir + "\\baeldung\\bar\\baz\\..\\bar-one.txt" : userDir + "/baeldung/bar/baz/../bar-one.txt";
String actualPath = file.getAbsolutePath();
assertEquals(expectedPath, actualPath);
}
@Test
public void whenCanonicalPathWithShorthandResolved_thenSuccess() throws IOException {
File file = new File("baeldung/bar/baz/../bar-one.txt");
String expectedPath = isWindows() ? userDir + "\\baeldung\\bar\\bar-one.txt" : userDir + "/baeldung/bar/bar-one.txt";
String actualPath = file.getCanonicalPath();
assertEquals(expectedPath, actualPath);
}
@Test
public void whenCanonicalPathWithDotShorthandResolved_thenSuccess() throws IOException {
File file = new File("baeldung/bar/baz/./baz-one.txt");
String expectedPath = isWindows() ? userDir + "\\baeldung\\bar\\baz\\baz-one.txt" : userDir + "/baeldung/bar/baz/baz-one.txt";
String actualPath = file.getCanonicalPath();
assertEquals(expectedPath, actualPath);
}
@Test(expected = IOException.class)
public void givenWindowsOs_whenCanonicalPathWithWildcard_thenIOException() throws IOException {
Assume.assumeTrue(isWindows());
new File("*").getCanonicalPath();
}
@AfterClass
public static void deleteFilesAndFolders() {
File baeldungDir = new File(userDir + "/baeldung");
deleteRecursively(baeldungDir);
}
private static void deleteRecursively(File dir) {
for (File f : dir.listFiles()) {
if (f.isDirectory()) {
deleteRecursively(f);
}
f.delete();
}
dir.delete();
}
private static boolean isWindows() {
String osName = System.getProperty("os.name");
return osName.contains("Windows");
}
}