/*
* 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.harmony.tests.java.io;
import java.io.File;
import java.io.FileFilter;
import java.io.FileOutputStream;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.ObjectStreamClass;
import java.io.ObjectStreamField;
import java.io.RandomAccessFile;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import junit.framework.TestCase;
import libcore.io.Libcore;
import org.apache.harmony.testframework.serialization.SerializationTest;
public class FileTest extends TestCase {
private static String platformId = "JDK"
+ System.getProperty("java.vm.version").replace('.', '-');
private static void deleteTempFolder(File dir) {
String files[] = dir.list();
if (files != null) {
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
if (f.isDirectory()) {
deleteTempFolder(f);
} else {
f.delete();
}
}
}
dir.delete();
}
private static String addTrailingSlash(String path) {
if (File.separatorChar == path.charAt(path.length() - 1)) {
return path;
}
return path + File.separator;
}
/**
* Location to store tests in
*/
private File tempDirectory;
public String fileString = "Test_All_Tests\nTest_java_io_BufferedInputStream\nTest_java_io_BufferedOutputStream\nTest_java_io_ByteArrayInputStream\nTest_java_io_ByteArrayOutputStream\nTest_java_io_DataInputStream\nTest_File\nTest_FileDescriptor\nTest_FileInputStream\nTest_FileNotFoundException\nTest_FileOutputStream\nTest_java_io_FilterInputStream\nTest_java_io_FilterOutputStream\nTest_java_io_InputStream\nTest_java_io_IOException\nTest_java_io_OutputStream\nTest_java_io_PrintStream\nTest_java_io_RandomAccessFile\nTest_java_io_SyncFailedException\nTest_java_lang_AbstractMethodError\nTest_java_lang_ArithmeticException\nTest_java_lang_ArrayIndexOutOfBoundsException\nTest_java_lang_ArrayStoreException\nTest_java_lang_Boolean\nTest_java_lang_Byte\nTest_java_lang_Character\nTest_java_lang_Class\nTest_java_lang_ClassCastException\nTest_java_lang_ClassCircularityError\nTest_java_lang_ClassFormatError\nTest_java_lang_ClassLoader\nTest_java_lang_ClassNotFoundException\nTest_java_lang_CloneNotSupportedException\nTest_java_lang_Double\nTest_java_lang_Error\nTest_java_lang_Exception\nTest_java_lang_ExceptionInInitializerError\nTest_java_lang_Float\nTest_java_lang_IllegalAccessError\nTest_java_lang_IllegalAccessException\nTest_java_lang_IllegalArgumentException\nTest_java_lang_IllegalMonitorStateException\nTest_java_lang_IllegalThreadStateException\nTest_java_lang_IncompatibleClassChangeError\nTest_java_lang_IndexOutOfBoundsException\nTest_java_lang_InstantiationError\nTest_java_lang_InstantiationException\nTest_java_lang_Integer\nTest_java_lang_InternalError\nTest_java_lang_InterruptedException\nTest_java_lang_LinkageError\nTest_java_lang_Long\nTest_java_lang_Math\nTest_java_lang_NegativeArraySizeException\nTest_java_lang_NoClassDefFoundError\nTest_java_lang_NoSuchFieldError\nTest_java_lang_NoSuchMethodError\nTest_java_lang_NullPointerException\nTest_java_lang_Number\nTest_java_lang_NumberFormatException\nTest_java_lang_Object\nTest_java_lang_OutOfMemoryError\nTest_java_lang_RuntimeException\nTest_java_lang_SecurityManager\nTest_java_lang_Short\nTest_java_lang_StackOverflowError\nTest_java_lang_String\nTest_java_lang_StringBuffer\nTest_java_lang_StringIndexOutOfBoundsException\nTest_java_lang_System\nTest_java_lang_Thread\nTest_java_lang_ThreadDeath\nTest_java_lang_ThreadGroup\nTest_java_lang_Throwable\nTest_java_lang_UnknownError\nTest_java_lang_UnsatisfiedLinkError\nTest_java_lang_VerifyError\nTest_java_lang_VirtualMachineError\nTest_java_lang_vm_Image\nTest_java_lang_vm_MemorySegment\nTest_java_lang_vm_ROMStoreException\nTest_java_lang_vm_VM\nTest_java_lang_Void\nTest_java_net_BindException\nTest_java_net_ConnectException\nTest_java_net_DatagramPacket\nTest_java_net_DatagramSocket\nTest_java_net_DatagramSocketImpl\nTest_java_net_InetAddress\nTest_java_net_NoRouteToHostException\nTest_java_net_PlainDatagramSocketImpl\nTest_java_net_PlainSocketImpl\nTest_java_net_Socket\nTest_java_net_SocketException\nTest_java_net_SocketImpl\nTest_java_net_SocketInputStream\nTest_java_net_SocketOutputStream\nTest_java_net_UnknownHostException\nTest_java_util_ArrayEnumerator\nTest_java_util_Date\nTest_java_util_EventObject\nTest_java_util_HashEnumerator\nTest_java_util_Hashtable\nTest_java_util_Properties\nTest_java_util_ResourceBundle\nTest_java_util_tm\nTest_java_util_Vector\n";
protected void setUp() throws IOException {
/** Setup the temporary directory */
tempDirectory = new File(addTrailingSlash(System.getProperty("java.io.tmpdir")) + "harmony-test-" + getClass().getSimpleName() + File.separator);
tempDirectory.mkdirs();
}
protected void tearDown() {
if (tempDirectory != null) {
deleteTempFolder(tempDirectory);
tempDirectory = null;
}
}
/**
* java.io.File#File(java.io.File, java.lang.String)
*/
public void test_ConstructorLjava_io_FileLjava_lang_String0() {
File f = new File(tempDirectory.getPath(), "input.tst");
assertEquals("Created Incorrect File ", addTrailingSlash(tempDirectory.getPath()) + "input.tst", f.getPath());
}
public void test_ConstructorLjava_io_FileLjava_lang_String1() {
try {
new File(tempDirectory, null);
fail("NullPointerException Not Thrown.");
} catch (NullPointerException e) {
}
}
public void test_ConstructorLjava_io_FileLjava_lang_String2() throws IOException {
File f = new File((File) null, "input.tst");
assertEquals("Created Incorrect File",
new File("input.tst").getAbsolutePath(),
f.getAbsolutePath());
}
public void test_ConstructorLjava_io_FileLjava_lang_String3() {
// Regression test for HARMONY-382
File f = new File("/abc");
File d = new File((File) null, "/abc");
assertEquals("Test3: Created Incorrect File",
d.getAbsolutePath(), f.getAbsolutePath());
}
public void test_ConstructorLjava_io_FileLjava_lang_String4() {
// Regression test for HARMONY-21
File path = new File("/dir/file");
File root = new File("/");
File file = new File(root, "/dir/file");
assertEquals("Assert 1: wrong path result ", path.getPath(), file
.getPath());
if (File.separatorChar == '\\') {
assertTrue("Assert 1.1: path not absolute ", new File("\\\\\\a\b")
.isAbsolute());
} else {
assertFalse("Assert 1.1: path absolute ", new File("\\\\\\a\b")
.isAbsolute());
}
}
public void test_ConstructorLjava_io_FileLjava_lang_String5() {
// Test data used in a few places below
String dirName = tempDirectory.getPath();
String fileName = "input.tst";
// Check filename is preserved correctly
File d = new File(dirName);
File f = new File(d, fileName);
dirName = addTrailingSlash(dirName);
dirName += fileName;
assertEquals("Assert 1: Created incorrect file ",
dirName, f.getPath());
// Check null argument is handled
try {
f = new File(d, null);
fail("Assert 2: NullPointerException not thrown.");
} catch (NullPointerException e) {
// Expected.
}
}
public void test_ConstructorLjava_io_FileLjava_lang_String6() {
// Regression for HARMONY-46
File f1 = new File("a");
File f2 = new File("a/");
assertEquals("Trailing slash file name is incorrect", f1, f2);
}
/**
* java.io.File#File(java.lang.String)
*/
public void test_ConstructorLjava_lang_String() {
String fileName = null;
try {
new File(fileName);
fail("NullPointerException Not Thrown.");
} catch (NullPointerException e) {
// Expected
}
fileName = addTrailingSlash(tempDirectory.getPath());
fileName += "input.tst";
File f = new File(fileName);
assertEquals("Created incorrect File", fileName, f.getPath());
}
/**
* java.io.File#File(java.lang.String, java.lang.String)
*/
public void test_ConstructorLjava_lang_StringLjava_lang_String() throws IOException {
String dirName = null;
String fileName = "input.tst";
File f = new File(dirName, fileName);
assertEquals("Test 1: Created Incorrect File",
new File("input.tst").getAbsolutePath(),
f.getAbsolutePath());
dirName = tempDirectory.getPath();
fileName = null;
try {
f = new File(dirName, fileName);
fail("NullPointerException Not Thrown.");
} catch (NullPointerException e) {
// Expected
}
fileName = "input.tst";
f = new File(dirName, fileName);
assertEquals("Test 2: Created Incorrect File",
addTrailingSlash(tempDirectory.getPath()) + "input.tst",
f.getPath());
// Regression test for HARMONY-382
String s = null;
f = new File("/abc");
File d = new File(s, "/abc");
assertEquals("Test3: Created Incorrect File", d.getAbsolutePath(), f
.getAbsolutePath());
}
/**
* java.io.File#File(java.lang.String, java.lang.String)
*/
public void test_Constructor_String_String_112270() {
File ref1 = new File("/dir1/file1");
File file1 = new File("/", "/dir1/file1");
assertEquals("wrong result 1", ref1.getPath(), file1.getPath());
File file2 = new File("/", "//dir1/file1");
assertEquals("wrong result 2", ref1.getPath(), file2.getPath());
if (File.separatorChar == '\\') {
File file3 = new File("\\", "\\dir1\\file1");
assertEquals("wrong result 3", ref1.getPath(), file3.getPath());
File file4 = new File("\\", "\\\\dir1\\file1");
assertEquals("wrong result 4", ref1.getPath(), file4.getPath());
}
File ref2 = new File("/lib/content-types.properties");
File file5 = new File("/", "lib/content-types.properties");
assertEquals("wrong result 5", ref2.getPath(), file5.getPath());
}
/**
* java.io.File#File(java.io.File, java.lang.String)
*/
public void test_Constructor_File_String_112270() {
File ref1 = new File("/dir1/file1");
File root = new File("/");
File file1 = new File(root, "/dir1/file1");
assertEquals("wrong result 1", ref1.getPath(), file1.getPath());
File file2 = new File(root, "//dir1/file1");
assertEquals("wrong result 2", ref1.getPath(), file2.getPath());
if (File.separatorChar == '\\') {
File file3 = new File(root, "\\dir1\\file1");
assertEquals("wrong result 3", ref1.getPath(), file3.getPath());
File file4 = new File(root, "\\\\dir1\\file1");
assertEquals("wrong result 4", ref1.getPath(), file4.getPath());
}
File ref2 = new File("/lib/content-types.properties");
File file5 = new File(root, "lib/content-types.properties");
assertEquals("wrong result 5", ref2.getPath(), file5.getPath());
}
/**
* java.io.File#File(java.net.URI)
*/
public void test_ConstructorLjava_net_URI() throws URISyntaxException {
URI uri = null;
try {
new File(uri);
fail("NullPointerException Not Thrown.");
} catch (NullPointerException e) {
// Expected
}
// invalid file URIs
String[] uris = new String[] { "mailto:user@domain.com", // not
// hierarchical
"ftp:///path", // not file scheme
"//host/path/", // not absolute
"file://host/path", // non empty authority
"file:///path?query", // non empty query
"file:///path#fragment", // non empty fragment
"file:///path?", "file:///path#" };
for (int i = 0; i < uris.length; i++) {
uri = new URI(uris[i]);
try {
new File(uri);
fail("Expected IllegalArgumentException for new File(" + uri
+ ")");
} catch (IllegalArgumentException e) {
// Expected
}
}
// a valid File URI
File f = new File(new URI("file:///pa%20th/another\u20ac/pa%25th"));
assertTrue("Created incorrect File " + f.getPath(), f.getPath().equals(
File.separator + "pa th" + File.separator + "another\u20ac" + File.separator + "pa%th"));
}
/**
* java.io.File#canRead()
*/
public void test_canRead() throws IOException {
// canRead only returns if the file exists so cannot be fully tested.
File f = new File(tempDirectory, platformId + "canRead.tst");
try {
FileOutputStream fos = new FileOutputStream(f);
fos.close();
assertTrue("canRead returned false", f.canRead());
} finally {
f.delete();
}
}
/**
* java.io.File#canWrite()
*/
public void test_canWrite() throws IOException {
// canWrite only returns if the file exists so cannot be fully tested.
File f = new File(tempDirectory, platformId + "canWrite.tst");
try {
FileOutputStream fos = new FileOutputStream(f);
fos.close();
assertTrue("canWrite returned false", f.canWrite());
} finally {
f.delete();
}
}
/**
* java.io.File#compareTo(java.io.File)
*/
public void test_compareToLjava_io_File() {
File f1 = new File("thisFile.file");
File f2 = new File("thisFile.file");
File f3 = new File("thatFile.file");
assertEquals("Equal files did not answer zero for compareTo", 0, f1
.compareTo(f2));
assertTrue("f3.compareTo(f1) did not result in value < 0", f3
.compareTo(f1) < 0);
assertTrue("f1.compareTo(f3) did not result in value > 0", f1
.compareTo(f3) > 0);
}
/**
* java.io.File#createNewFile()
*/
public void test_createNewFile_EmptyString() {
File f = new File("");
try {
f.createNewFile();
fail("should throw IOException");
} catch (IOException e) {
// expected
}
}
/**
* java.io.File#createNewFile()
*/
public void test_createNewFile() throws IOException {
String base = tempDirectory.getPath();
boolean dirExists = true;
int numDir = 1;
File dir = new File(base, String.valueOf(numDir));
// Making sure that the directory does not exist.
while (dirExists) {
// If the directory exists, add one to the directory number
// (making it a new directory name.)
if (dir.exists()) {
numDir++;
dir = new File(base, String.valueOf(numDir));
} else {
dirExists = false;
}
}
// Test for trying to create a file in a directory that does not
// exist.
try {
// Try to create a file in a directory that does not exist
File f1 = new File(dir, "tempfile.tst");
f1.createNewFile();
fail("IOException not thrown");
} catch (IOException e) {
// Expected
}
dir.mkdir();
File f1 = new File(dir, "tempfile.tst");
File f2 = new File(dir, "tempfile.tst");
f1.deleteOnExit();
f2.deleteOnExit();
dir.deleteOnExit();
assertFalse("File Should Not Exist", f1.isFile());
f1.createNewFile();
assertTrue("File Should Exist.", f1.isFile());
assertTrue("File Should Exist.", f2.isFile());
String dirName = f1.getParent();
if (!dirName.endsWith(File.separator)) {
dirName += File.separator;
}
assertEquals("File Saved To Wrong Directory.",
dir.getPath() + File.separator, dirName);
assertEquals("File Saved With Incorrect Name.", "tempfile.tst",
f1.getName());
// Test for creating a file that already exists.
assertFalse("File Already Exists, createNewFile Should Return False.",
f2.createNewFile());
// Test create an illegal file
String sep = File.separator;
f1 = new File(sep + "..");
try {
f1.createNewFile();
fail("should throw IOE");
} catch (IOException e) {
// expected;
}
f1 = new File(sep + "a" + sep + ".." + sep + ".." + sep);
try {
f1.createNewFile();
fail("should throw IOE");
} catch (IOException e) {
// expected;
}
// This test is invalid. createNewFile should return false
// not IOE when the file exists (in this case it exists and is
// a directory). TODO: We should probably replace this test
// with some that cover this behaviour. It might even be
// different on unix and windows since it directly reflects
// the open syscall behaviour.
//
// // Test create an exist path
// f1 = new File(base);
// try {
// assertFalse(f1.createNewFile());
// fail("should throw IOE");
// } catch (IOException e) {
// // expected;
// }
}
/**
* java.io.File#createTempFile(java.lang.String, java.lang.String)
*/
public void test_createTempFileLjava_lang_StringLjava_lang_String()
throws IOException {
// Error protection against using a suffix without a "."?
File f1 = null;
File f2 = null;
try {
f1 = File.createTempFile("harmony-test-FileTest_tempFile_abc", ".tmp");
f2 = File.createTempFile("harmony-test-FileTest_tempFile_tf", null);
String fileLocation = addTrailingSlash(f1.getParent());
String tempDir = addTrailingSlash(System.getProperty("java.io.tmpdir"));
assertEquals(
"File did not save to the default temporary-file location.",
tempDir, fileLocation);
// Test to see if correct suffix was used to create the tempfile.
File currentFile;
String fileName;
// Testing two files, one with suffix ".tmp" and one with null
for (int i = 0; i < 2; i++) {
currentFile = i == 0 ? f1 : f2;
fileName = currentFile.getPath();
assertTrue("File Created With Incorrect Suffix.", fileName
.endsWith(".tmp"));
}
// Tests to see if the correct prefix was used to create the
// tempfiles.
fileName = f1.getName();
assertTrue("Test 1: File Created With Incorrect Prefix.", fileName
.startsWith("harmony-test-FileTest_tempFile_abc"));
fileName = f2.getName();
assertTrue("Test 2: File Created With Incorrect Prefix.", fileName
.startsWith("harmony-test-FileTest_tempFile_tf"));
// Tests for creating a tempfile with a filename shorter than 3
// characters.
try {
File f3 = File.createTempFile("ab", ".tst");
f3.delete();
fail("IllegalArgumentException Not Thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
try {
File f3 = File.createTempFile("a", ".tst");
f3.delete();
fail("IllegalArgumentException Not Thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
try {
File f3 = File.createTempFile("", ".tst");
f3.delete();
fail("IllegalArgumentException Not Thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
} finally {
if (f1 != null) {
f1.delete();
}
if (f2 != null) {
f2.delete();
}
}
}
/**
* java.io.File#createTempFile(java.lang.String, java.lang.String,
*java.io.File)
*/
public void test_createTempFileLjava_lang_StringLjava_lang_StringLjava_io_File()
throws IOException {
File f1 = null;
File f2 = null;
String base = System.getProperty("java.io.tmpdir");
try {
// Test to make sure that the tempfile was saved in the correct
// location and with the correct prefix/suffix.
f1 = File.createTempFile("harmony-test-FileTest_tempFile2_tf", null, null);
File dir = new File(base);
f2 = File.createTempFile("harmony-test-FileTest_tempFile2_tf", ".tmp", dir);
File currentFile;
String fileLocation;
String fileName;
for (int i = 0; i < 2; i++) {
currentFile = i == 0 ? f1 : f2;
fileLocation = addTrailingSlash(currentFile.getParent());
base = addTrailingSlash(base);
assertEquals(
"File not created in the default temporary-file location.",
base, fileLocation);
fileName = currentFile.getName();
assertTrue("File created with incorrect suffix.", fileName
.endsWith(".tmp"));
assertTrue("File created with incorrect prefix.", fileName
.startsWith("harmony-test-FileTest_tempFile2_tf"));
currentFile.delete();
}
// Test for creating a tempfile in a directory that does not exist.
int dirNumber = 1;
boolean dirExists = true;
// Set dir to a non-existent directory inside the temporary
// directory
dir = new File(base, String.valueOf(dirNumber));
// Making sure that the directory does not exist.
while (dirExists) {
// If the directory exists, add one to the directory number
// (making it
// a new directory name.)
if (dir.exists()) {
dirNumber++;
dir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
try {
// Try to create a file in a directory that does not exist
File f3 = File.createTempFile("harmony-test-FileTest_tempFile2_tf", null, dir);
f3.delete();
fail("IOException not thrown");
} catch (IOException e) {
// Expected
}
dir.delete();
// Tests for creating a tempfile with a filename shorter than 3
// characters.
try {
File f4 = File.createTempFile("ab", null, null);
f4.delete();
fail("IllegalArgumentException not thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
try {
File f4 = File.createTempFile("a", null, null);
f4.delete();
fail("IllegalArgumentException not thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
try {
File f4 = File.createTempFile("", null, null);
f4.delete();
fail("IllegalArgumentException not thrown.");
} catch (IllegalArgumentException e) {
// Expected
}
} finally {
if (f1 != null) {
f1.delete();
}
if (f2 != null) {
f1.delete();
}
}
}
/**
* java.io.File#delete()
*/
public void test_delete() throws IOException {
File dir = new File(tempDirectory, platformId
+ "filechk");
dir.mkdir();
assertTrue("Directory does not exist", dir.exists());
assertTrue("Directory is not directory", dir.isDirectory());
File f = new File(dir, "filechk.tst");
FileOutputStream fos = new FileOutputStream(f);
fos.close();
assertTrue("Error Creating File For Delete Test", f.exists());
dir.delete();
assertTrue("Directory Should Not Have Been Deleted.", dir.exists());
f.delete();
assertTrue("File Was Not Deleted", !f.exists());
dir.delete();
assertTrue("Directory Was Not Deleted", !dir.exists());
}
// GCH
// TODO : This test passes on Windows but fails on Linux with a
// java.lang.NoClassDefFoundError. Temporarily removing from the test
// suite while I investigate the cause.
// /**
// * java.io.File#deleteOnExit()
// */
// public void test_deleteOnExit() {
// File f1 = new File(System.getProperty("java.io.tmpdir"), platformId
// + "deleteOnExit.tst");
// try {
// FileOutputStream fos = new FileOutputStream(f1);
// fos.close();
// } catch (IOException e) {
// fail("Unexpected IOException During Test : " + e.getMessage());
// }
// assertTrue("File Should Exist.", f1.exists());
//
// try {
// Support_Exec.execJava(new String[] {
// "tests.support.Support_DeleteOnExitTest", f1.getPath() },
// null, true);
// } catch (IOException e) {
// fail("Unexpected IOException During Test + " + e.getMessage());
// } catch (InterruptedException e) {
// fail("Unexpected InterruptedException During Test: " + e);
// }
//
// boolean gone = !f1.exists();
// f1.delete();
// assertTrue("File Should Already Be Deleted.", gone);
// }
/**
* java.io.File#equals(java.lang.Object)
*/
public void test_equalsLjava_lang_Object() throws IOException {
File f1 = new File("filechk.tst");
File f2 = new File("filechk.tst");
File f3 = new File("xxxx");
assertTrue("Equality test failed", f1.equals(f2));
assertTrue("Files Should Not Return Equal.", !f1.equals(f3));
f1 = new File(tempDirectory, "casetest.tmp");
f2 = new File(tempDirectory, "CaseTest.tmp");
assertFalse(f1.equals(f2));
assertTrue(f1.createNewFile());
f1.delete();
}
/**
* java.io.File#exists()
*/
public void test_exists() throws IOException {
File f = new File(tempDirectory, platformId
+ "exists.tst");
assertTrue("Exists returned true for non-existent file", !f.exists());
FileOutputStream fos = new FileOutputStream(f);
fos.close();
assertTrue("Exists returned false file", f.exists());
f.delete();
}
/**
* java.io.File#getAbsoluteFile()
*/
public void test_getAbsoluteFile() {
String base = addTrailingSlash(tempDirectory.getPath());
File f = new File(base, "temp.tst");
File f2 = f.getAbsoluteFile();
assertEquals("Test 1: Incorrect File Returned.", 0, f2.compareTo(f
.getAbsoluteFile()));
f = new File(base + "Temp" + File.separator + File.separator + "temp.tst");
f2 = f.getAbsoluteFile();
assertEquals("Test 2: Incorrect File Returned.", 0, f2.compareTo(f
.getAbsoluteFile()));
f = new File(base + File.separator + ".." + File.separator + "temp.tst");
f2 = f.getAbsoluteFile();
assertEquals("Test 3: Incorrect File Returned.", 0, f2.compareTo(f
.getAbsoluteFile()));
f.delete();
f2.delete();
}
/**
* java.io.File#getAbsolutePath()
*/
public void test_getAbsolutePath() {
String base = addTrailingSlash(tempDirectory.getPath());
File f = new File(base, "temp.tst");
assertEquals("Test 1: Incorrect Path Returned.",
base + "temp.tst", f.getAbsolutePath());
f = new File(base + "Temp" + File.separator + File.separator + File.separator + "Testing" + File.separator
+ "temp.tst");
assertEquals("Test 2: Incorrect Path Returned.",
base + "Temp" + File.separator + "Testing" + File.separator + "temp.tst",
f.getAbsolutePath());
f = new File(base + "a" + File.separator + File.separator + ".." + File.separator + "temp.tst");
assertEquals("Test 3: Incorrect Path Returned.",
base + "a" + File.separator + ".." + File.separator + "temp.tst",
f.getAbsolutePath());
f.delete();
}
/**
* java.io.File#getCanonicalFile()
*/
public void test_getCanonicalFile() throws IOException {
String base = addTrailingSlash(tempDirectory.getPath());
File f = new File(base, "temp.tst");
File f2 = f.getCanonicalFile();
assertEquals("Test 1: Incorrect File Returned.", 0, f2
.getCanonicalFile().compareTo(f.getCanonicalFile()));
f = new File(base + "Temp" + File.separator + File.separator + "temp.tst");
f2 = f.getCanonicalFile();
assertEquals("Test 2: Incorrect File Returned.", 0, f2
.getCanonicalFile().compareTo(f.getCanonicalFile()));
f = new File(base + "Temp" + File.separator + File.separator + ".." + File.separator + "temp.tst");
f2 = f.getCanonicalFile();
assertEquals("Test 3: Incorrect File Returned.", 0, f2
.getCanonicalFile().compareTo(f.getCanonicalFile()));
// Test for when long directory/file names in Windows
boolean onWindows = File.separatorChar == '\\';
if (onWindows) {
File testdir = new File(base, "long-" + platformId);
testdir.mkdir();
File dir = new File(testdir, "longdirectory" + platformId);
try {
dir.mkdir();
f = new File(dir, "longfilename.tst");
f2 = f.getCanonicalFile();
assertEquals("Test 4: Incorrect File Returned.", 0, f2
.getCanonicalFile().compareTo(f.getCanonicalFile()));
FileOutputStream fos = new FileOutputStream(f);
fos.close();
f2 = new File(testdir + File.separator + "longdi~1" + File.separator
+ "longfi~1.tst");
File canonicalf2 = f2.getCanonicalFile();
/*
* If the "short file name" doesn't exist, then assume that the
* 8.3 file name compatibility is disabled.
*/
if (canonicalf2.exists()) {
assertTrue("Test 5: Incorrect File Returned: "
+ canonicalf2, canonicalf2.compareTo(f
.getCanonicalFile()) == 0);
}
} finally {
f.delete();
f2.delete();
dir.delete();
testdir.delete();
}
}
}
/**
* java.io.File#getCanonicalPath()
*/
public void test_getCanonicalPath() throws IOException {
// Should work for Unix/Windows.
String dots = "..";
String base = tempDirectory.getCanonicalPath();
base = addTrailingSlash(base);
File f = new File(base, "temp.tst");
assertEquals("Test 1: Incorrect Path Returned.", base + "temp.tst", f
.getCanonicalPath());
f = new File(base + "Temp" + File.separator + dots + File.separator + "temp.tst");
assertEquals("Test 2: Incorrect Path Returned.", base + "temp.tst", f
.getCanonicalPath());
// Finding a non-existent directory for tests 3 and 4
// This is necessary because getCanonicalPath is case sensitive and
// could cause a failure in the test if the directory exists but with
// different case letters (e.g "Temp" and "temp")
int dirNumber = 1;
boolean dirExists = true;
File dir1 = new File(base, String.valueOf(dirNumber));
while (dirExists) {
if (dir1.exists()) {
dirNumber++;
dir1 = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
f = new File(base + dirNumber + File.separator + dots + File.separator + dirNumber
+ File.separator + "temp.tst");
assertEquals("Test 3: Incorrect Path Returned.", base + dirNumber
+ File.separator + "temp.tst", f.getCanonicalPath());
f = new File(base + dirNumber + File.separator + "Temp" + File.separator + dots + File.separator
+ "Test" + File.separator + "temp.tst");
assertEquals("Test 4: Incorrect Path Returned.", base + dirNumber
+ File.separator + "Test" + File.separator + "temp.tst", f.getCanonicalPath());
f = new File(base + "1234.567");
assertEquals("Test 5: Incorrect Path Returned.", base + "1234.567", f
.getCanonicalPath());
// Test for long file names on Windows
boolean onWindows = (File.separatorChar == '\\');
if (onWindows) {
File testdir = new File(base, "long-" + platformId);
testdir.mkdir();
File f1 = new File(testdir, "longfilename" + platformId + ".tst");
FileOutputStream fos = new FileOutputStream(f1);
File f2 = null, f3 = null, dir2 = null;
try {
fos.close();
String dirName1 = f1.getCanonicalPath();
File f4 = new File(testdir, "longfi~1.tst");
/*
* If the "short file name" doesn't exist, then assume that the
* 8.3 file name compatibility is disabled.
*/
if (f4.exists()) {
String dirName2 = f4.getCanonicalPath();
assertEquals("Test 6: Incorrect Path Returned.", dirName1,
dirName2);
dir2 = new File(testdir, "longdirectory" + platformId);
if (!dir2.exists()) {
assertTrue("Could not create dir: " + dir2, dir2
.mkdir());
}
f2 = new File(testdir.getPath() + File.separator + "longdirectory"
+ platformId + File.separator + "Test" + File.separator + dots
+ File.separator + "longfilename.tst");
FileOutputStream fos2 = new FileOutputStream(f2);
fos2.close();
dirName1 = f2.getCanonicalPath();
f3 = new File(testdir.getPath() + File.separator + "longdi~1"
+ File.separator + "Test" + File.separator + dots + File.separator
+ "longfi~1.tst");
dirName2 = f3.getCanonicalPath();
assertEquals("Test 7: Incorrect Path Returned.", dirName1,
dirName2);
}
} finally {
f1.delete();
if (f2 != null) {
f2.delete();
}
if (dir2 != null) {
dir2.delete();
}
testdir.delete();
}
}
}
/**
* java.io.File#getName()
*/
public void test_getName() {
File f = new File("name.tst");
assertEquals("Test 1: Returned incorrect name", "name.tst", f.getName());
f = new File("");
assertEquals("Test 2: Returned incorrect name", "", f.getName());
f.delete();
}
/**
* java.io.File#getParent()
*/
public void test_getParent() {
File f = new File("p.tst");
assertNull("Incorrect path returned", f.getParent());
f = new File("/user/home/p.tst");
assertEquals("Incorrect path returned",
"/user/home", f.getParent());
File f1 = new File("/directory");
assertEquals("Wrong parent test 1", File.separator, f1.getParent());
f1 = new File("/directory/file");
assertEquals("Wrong parent test 2",
File.separator + "directory", f1.getParent());
f1 = new File("directory/file");
assertEquals("Wrong parent test 3", "directory", f1.getParent());
f1 = new File("/");
assertNull("Wrong parent test 4", f1.getParent());
f1 = new File("directory");
assertNull("Wrong parent test 5", f1.getParent());
if (File.separatorChar == '\\' && new File("d:/").isAbsolute()) {
f1 = new File("d:/directory");
assertEquals("Wrong parent test 1a", "d:" + File.separator, f1.getParent());
f1 = new File("d:/directory/file");
assertEquals("Wrong parent test 2a",
"d:" + File.separator + "directory", f1.getParent());
f1 = new File("d:directory/file");
assertEquals("Wrong parent test 3a", "d:directory", f1.getParent());
f1 = new File("d:/");
assertNull("Wrong parent test 4a", f1.getParent());
f1 = new File("d:directory");
assertEquals("Wrong parent test 5a", "d:", f1.getParent());
}
}
/**
* java.io.File#getParentFile()
*/
public void test_getParentFile() {
File f = new File("tempfile.tst");
assertNull("Incorrect path returned", f.getParentFile());
f = new File(tempDirectory, "tempfile1.tmp");
File f2 = new File(tempDirectory, "tempfile2.tmp");
File f3 = new File(tempDirectory, "/a/tempfile.tmp");
assertEquals("Incorrect File Returned", 0, f.getParentFile().compareTo(
f2.getParentFile()));
assertTrue("Incorrect File Returned", f.getParentFile().compareTo(
f3.getParentFile()) != 0);
f.delete();
f2.delete();
f3.delete();
}
/**
* java.io.File#getPath()
*/
public void test_getPath() {
String base = System.getProperty("user.home");
String fname;
File f1;
if (!base.regionMatches((base.length() - 1), File.separator, 0, 1)) {
base += File.separator;
}
fname = base + "filechk.tst";
f1 = new File(base, "filechk.tst");
File f2 = new File("filechk.tst");
File f3 = new File("c:");
File f4 = new File(base + "a" + File.separator + File.separator + ".." + File.separator
+ "filechk.tst");
assertEquals("getPath returned incorrect path(f1)",
fname, f1.getPath());
assertEquals("getPath returned incorrect path(f2)",
"filechk.tst", f2.getPath());
assertEquals("getPath returned incorrect path(f3)", "c:", f3.getPath());
assertEquals("getPath returned incorrect path(f4)",
base + "a" + File.separator + ".." + File.separator + "filechk.tst",
f4.getPath());
f1.delete();
f2.delete();
f3.delete();
f4.delete();
// Regression for HARMONY-444
File file;
String separator = File.separator;
file = new File((File) null, "x/y/z");
assertEquals("x" + separator + "y" + separator + "z", file.getPath());
file = new File((String) null, "x/y/z");
assertEquals("x" + separator + "y" + separator + "z", file.getPath());
// Regression for HARMONY-829
String f1ParentName = "01";
f1 = new File(f1ParentName, "");
assertEquals(f1ParentName, f1.getPath());
String f2ParentName = "0";
f2 = new File(f2ParentName, "");
assertEquals(-1, f2.compareTo(f1));
assertEquals(1, f1.compareTo(f2));
File parent = tempDirectory;
f3 = new File(parent, "");
assertEquals(parent.getPath(), f3.getPath());
File file0 = new File("");
assertEquals("", file0.getPath());
// Regression for HARMONY-3869
// Behavior here is system-dependent according to the RI javadoc.
String path1 = new File("", "").getPath();
assertTrue(path1.equals(File.separator) || path1.isEmpty());
String path2 = new File(new File(""), "").getPath();
assertTrue(path2.equals(File.separator) || path2.isEmpty());
}
/**
* java.io.File#hashCode()
*/
public void test_hashCode() {
// Regression for HARMONY-53
File mfile = new File("SoMe FiLeNaMe"); // Mixed case
File lfile = new File("some filename"); // Lower case
if (mfile.equals(lfile)) {
assertTrue("Assert 0: wrong hashcode", mfile.hashCode() == lfile
.hashCode());
} else {
assertFalse("Assert 1: wrong hashcode", mfile.hashCode() == lfile
.hashCode());
}
}
/**
* java.io.File#isAbsolute()
*/
public void test_isAbsolute() {
if (File.separatorChar == '\\') {
File f = new File("c:\\test");
File f1 = new File("\\test");
// One or the other should be absolute on Windows or CE
assertTrue("Absolute returned false", (f.isAbsolute() && !f1
.isAbsolute())
|| (!f.isAbsolute() && f1.isAbsolute()));
assertTrue(new File("C:/").isAbsolute());
assertTrue(new File("f:/").isAbsolute());
assertTrue(new File("f:\\").isAbsolute());
assertFalse(new File("f:").isAbsolute());
assertFalse(new File("K:").isAbsolute());
assertTrue(new File("\\\\").isAbsolute());
assertTrue(new File("\\\\\\").isAbsolute());
assertTrue(new File("\\\\hello").isAbsolute());
assertFalse(new File("\\").isAbsolute());
assertFalse(new File("/").isAbsolute());
} else {
File f = new File("/test");
File f1 = new File("\\test");
assertTrue("Absolute returned false", f.isAbsolute());
assertFalse("Absolute returned true", f1.isAbsolute());
assertTrue(new File("//test").isAbsolute());
assertFalse(new File("test").isAbsolute());
assertFalse(new File("c:/").isAbsolute());
assertFalse(new File("c:\\").isAbsolute());
assertFalse(new File("c:").isAbsolute());
assertFalse(new File("\\").isAbsolute());
assertFalse(new File("\\\\").isAbsolute());
}
assertTrue("Non-Absolute returned true", !new File("../test")
.isAbsolute());
}
/**
* java.io.File#isDirectory()
*/
public void test_isDirectory() {
String base = addTrailingSlash(tempDirectory.getPath());
File f = new File(base);
assertTrue("Test 1: Directory Returned False", f.isDirectory());
f = new File(base + "zxzxzxz" + platformId);
assertTrue("Test 2: (Not Created) Directory Returned True.", !f
.isDirectory());
f.mkdir();
try {
assertTrue("Test 3: Directory Returned False.", f.isDirectory());
} finally {
f.delete();
}
}
/**
* java.io.File#isFile()
*/
public void test_isFile() throws IOException {
String base = tempDirectory.getPath();
File f = new File(base);
assertFalse("Directory Returned True As Being A File.", f.isFile());
base = addTrailingSlash(base);
f = new File(base, platformId + "amiafile");
assertTrue("Non-existent File Returned True", !f.isFile());
FileOutputStream fos = new FileOutputStream(f);
fos.close();
assertTrue("File returned false", f.isFile());
f.delete();
}
public void test_isHidden() throws IOException, InterruptedException {
boolean onUnix = File.separatorChar == '/';
assertTrue(onUnix);
// On Unix hidden files are marked with a "." at the beginning
// of the file name.
File f1 = File.createTempFile("harmony-test-FileTest_notHidden_", ".tmp");
File f2 = File.createTempFile(".harmony-test-FileTest_isHidden_", ".tmp");
assertFalse(f1.isHidden());
assertTrue(f2.isHidden());
// We can still delete hidden files.
assertTrue(f2.delete());
f1.delete();
}
/**
* java.io.File#lastModified()
*/
public void test_lastModified() throws IOException {
File f = new File(System.getProperty("java.io.tmpdir"), platformId
+ "lModTest.tst");
f.delete();
long lastModifiedTime = f.lastModified();
assertEquals("LastModified Time Should Have Returned 0.", 0,
lastModifiedTime);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
f.setLastModified(315550800000L);
lastModifiedTime = f.lastModified();
assertEquals("LastModified Time Incorrect",
315550800000L, lastModifiedTime);
f.delete();
// Regression for HARMONY-2146
f = new File("/../");
assertTrue(f.lastModified() > 0);
}
/**
* java.io.File#length()
*/
public void test_length() throws IOException {
File f = new File(tempDirectory, platformId
+ "input.tst");
assertEquals("File Length Should Have Returned 0.", 0, f.length());
FileOutputStream fos = new FileOutputStream(f);
fos.write(fileString.getBytes());
fos.close();
assertEquals("Incorrect file length returned",
fileString.length(), f.length());
f.delete();
// regression test for HARMONY-1497
f = File.createTempFile("test", "tmp");
f.deleteOnExit();
RandomAccessFile raf = new RandomAccessFile(f, "rwd");
raf.write(0x41);
assertEquals(1, f.length());
}
/**
* java.io.File#list()
*/
public void test_list() throws IOException {
String base = tempDirectory.getPath();
// Old test left behind "garbage files" so this time it creates a
// directory that is guaranteed not to already exist (and deletes it
// afterward.)
int dirNumber = 1;
boolean dirExists = true;
File dir = null;
dir = new File(base, platformId + String.valueOf(dirNumber));
while (dirExists) {
if (dir.exists()) {
dirNumber++;
dir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
String[] flist = dir.list();
assertNull("Method list() Should Have Returned null.", flist);
assertTrue("Could not create parent directory for list test", dir
.mkdir());
String[] files = { "mtzz1.xx", "mtzz2.xx", "mtzz3.yy", "mtzz4.yy" };
try {
assertEquals(
"Method list() Should Have Returned An Array Of Length 0.",
0, dir.list().length);
File file = new File(dir, "notADir.tst");
try {
FileOutputStream fos = new FileOutputStream(file);
fos.close();
assertNull(
"listFiles Should Have Returned Null When Used On A File Instead Of A Directory.",
file.list());
} finally {
file.delete();
}
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
flist = dir.list();
if (flist.length != files.length) {
fail("Incorrect list returned");
}
// Checking to make sure the correct files were are listed in the
// array.
boolean[] check = new boolean[flist.length];
for (int i = 0; i < check.length; i++) {
check[i] = false;
}
for (int i = 0; i < files.length; i++) {
for (int j = 0; j < flist.length; j++) {
if (flist[j].equals(files[i])) {
check[i] = true;
break;
}
}
}
int checkCount = 0;
for (int i = 0; i < check.length; i++) {
if (check[i] == false) {
checkCount++;
}
}
assertEquals("Invalid file returned in listing", 0, checkCount);
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
assertTrue("Could not delete parent directory for list test.", dir
.delete());
} finally {
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
dir.delete();
}
}
/**
* java.io.File#listFiles()
*/
public void test_listFiles() throws IOException, InterruptedException {
String base = tempDirectory.getPath();
// Finding a non-existent directory to create.
int dirNumber = 1;
boolean dirExists = true;
File dir = new File(base, platformId + String.valueOf(dirNumber));
// Making sure that the directory does not exist.
while (dirExists) {
// If the directory exists, add one to the directory number
// (making it a new directory name.)
if (dir.exists()) {
dirNumber++;
dir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
// Test for attempting to call listFiles on a non-existent directory.
assertNull("listFiles Should Return Null.", dir.listFiles());
assertTrue("Failed To Create Parent Directory.", dir.mkdir());
String[] files = { "1.tst", "2.tst", "3.tst", "" };
try {
assertEquals("listFiles Should Return An Array Of Length 0.", 0,
dir.listFiles().length);
File file = new File(dir, "notADir.tst");
try {
FileOutputStream fos = new FileOutputStream(file);
fos.close();
assertNull(
"listFiles Should Have Returned Null When Used On A File Instead Of A Directory.",
file.listFiles());
} finally {
file.delete();
}
for (int i = 0; i < (files.length - 1); i++) {
File f = new File(dir, files[i]);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
new File(dir, "doesNotExist.tst");
File[] flist = dir.listFiles();
// Test to make sure that only the 3 files that were created are
// listed.
assertEquals("Incorrect Number Of Files Returned.", 3, flist.length);
// Test to make sure that listFiles can read hidden files.
boolean onUnix = File.separatorChar == '/';
boolean onWindows = File.separatorChar == '\\';
if (onWindows) {
files[3] = "4.tst";
File f = new File(dir, "4.tst");
FileOutputStream fos = new FileOutputStream(f);
fos.close();
Runtime r = Runtime.getRuntime();
Process p = r.exec("attrib +h \"" + f.getPath() + "\"");
p.waitFor();
}
if (onUnix) {
files[3] = ".4.tst";
File f = new File(dir, ".4.tst");
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
flist = dir.listFiles();
assertEquals("Incorrect Number Of Files Returned.", 4, flist.length);
// Checking to make sure the correct files were are listed in
// the array.
boolean[] check = new boolean[flist.length];
for (int i = 0; i < check.length; i++) {
check[i] = false;
}
for (int i = 0; i < files.length; i++) {
for (int j = 0; j < flist.length; j++) {
if (flist[j].getName().equals(files[i])) {
check[i] = true;
break;
}
}
}
int checkCount = 0;
for (int i = 0; i < check.length; i++) {
if (check[i] == false) {
checkCount++;
}
}
assertEquals("Invalid file returned in listing", 0, checkCount);
if (onWindows) {
Runtime r = Runtime.getRuntime();
Process p = r.exec("attrib -h \""
+ new File(dir, files[3]).getPath() + "\"");
p.waitFor();
}
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
assertTrue("Parent Directory Not Deleted.", dir.delete());
} finally {
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
dir.delete();
}
}
/**
* java.io.File#listFiles(java.io.FileFilter)
*/
public void test_listFilesLjava_io_FileFilter() throws IOException {
String base = System.getProperty("java.io.tmpdir");
// Finding a non-existent directory to create.
int dirNumber = 1;
boolean dirExists = true;
File baseDir = new File(base, platformId + String.valueOf(dirNumber));
// Making sure that the directory does not exist.
while (dirExists) {
// If the directory exists, add one to the directory number (making
// it a new directory name.)
if (baseDir.exists()) {
dirNumber++;
baseDir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
// Creating a filter that catches directories.
FileFilter dirFilter = new FileFilter() {
public boolean accept(File f) {
return f.isDirectory();
}
};
assertNull("listFiles Should Return Null.", baseDir
.listFiles(dirFilter));
assertTrue("Failed To Create Parent Directory.", baseDir.mkdir());
File dir1 = null;
String[] files = { "1.tst", "2.tst", "3.tst" };
try {
assertEquals("listFiles Should Return An Array Of Length 0.", 0,
baseDir.listFiles(dirFilter).length);
File file = new File(baseDir, "notADir.tst");
try {
FileOutputStream fos = new FileOutputStream(file);
fos.close();
assertNull(
"listFiles Should Have Returned Null When Used On A File Instead Of A Directory.",
file.listFiles(dirFilter));
} finally {
file.delete();
}
for (int i = 0; i < files.length; i++) {
File f = new File(baseDir, files[i]);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
dir1 = new File(baseDir, "Temp1");
dir1.mkdir();
// Creating a filter that catches files.
FileFilter fileFilter = new FileFilter() {
public boolean accept(File f) {
return f.isFile();
}
};
// Test to see if the correct number of directories are returned.
File[] directories = baseDir.listFiles(dirFilter);
assertEquals("Incorrect Number Of Directories Returned.", 1,
directories.length);
// Test to see if the directory was saved with the correct name.
assertEquals("Incorrect Directory Returned.", 0, directories[0]
.compareTo(dir1));
// Test to see if the correct number of files are returned.
File[] flist = baseDir.listFiles(fileFilter);
assertEquals("Incorrect Number Of Files Returned.",
files.length, flist.length);
// Checking to make sure the correct files were are listed in the
// array.
boolean[] check = new boolean[flist.length];
for (int i = 0; i < check.length; i++) {
check[i] = false;
}
for (int i = 0; i < files.length; i++) {
for (int j = 0; j < flist.length; j++) {
if (flist[j].getName().equals(files[i])) {
check[i] = true;
break;
}
}
}
int checkCount = 0;
for (int i = 0; i < check.length; i++) {
if (check[i] == false) {
checkCount++;
}
}
assertEquals("Invalid file returned in listing", 0, checkCount);
for (int i = 0; i < files.length; i++) {
File f = new File(baseDir, files[i]);
f.delete();
}
dir1.delete();
assertTrue("Parent Directory Not Deleted.", baseDir.delete());
} finally {
for (int i = 0; i < files.length; i++) {
File f = new File(baseDir, files[i]);
f.delete();
}
if (dir1 != null) {
dir1.delete();
}
baseDir.delete();
}
}
/**
* java.io.File#listFiles(java.io.FilenameFilter)
*/
public void test_listFilesLjava_io_FilenameFilter() throws IOException {
String base = System.getProperty("java.io.tmpdir");
// Finding a non-existent directory to create.
int dirNumber = 1;
boolean dirExists = true;
File dir = new File(base, platformId + String.valueOf(dirNumber));
// Making sure that the directory does not exist.
while (dirExists) {
// If the directory exists, add one to the directory number (making
// it a new directory name.)
if (dir.exists()) {
dirNumber++;
dir = new File(base, platformId + String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
// Creating a filter that catches "*.tst" files.
FilenameFilter tstFilter = new FilenameFilter() {
public boolean accept(File f, String fileName) {
return fileName.endsWith(".tst");
}
};
assertNull("listFiles Should Return Null.", dir.listFiles(tstFilter));
assertTrue("Failed To Create Parent Directory.", dir.mkdir());
String[] files = { "1.tst", "2.tst", "3.tmp" };
try {
assertEquals("listFiles Should Return An Array Of Length 0.", 0,
dir.listFiles(tstFilter).length);
File file = new File(dir, "notADir.tst");
try {
FileOutputStream fos = new FileOutputStream(file);
fos.close();
assertNull(
"listFiles Should Have Returned Null When Used On A File Instead Of A Directory.",
file.listFiles(tstFilter));
} finally {
file.delete();
}
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
// Creating a filter that catches "*.tmp" files.
FilenameFilter tmpFilter = new FilenameFilter() {
public boolean accept(File f, String fileName) {
// If the suffix is ".tmp" then send it to the array
if (fileName.endsWith(".tmp")) {
return true;
} else {
return false;
}
}
};
// Tests to see if the correct number of files were returned.
File[] flist = dir.listFiles(tstFilter);
assertEquals("Incorrect Number Of Files Passed Through tstFilter.",
2, flist.length);
for (int i = 0; i < flist.length; i++) {
assertTrue("File Should Not Have Passed The tstFilter.",
flist[i].getPath().endsWith(".tst"));
}
flist = dir.listFiles(tmpFilter);
assertEquals("Incorrect Number Of Files Passed Through tmpFilter.",
1, flist.length);
assertTrue("File Should Not Have Passed The tmpFilter.", flist[0]
.getPath().endsWith(".tmp"));
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
assertTrue("Parent Directory Not Deleted.", dir.delete());
} finally {
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
dir.delete();
}
}
/**
* java.io.File#list(java.io.FilenameFilter)
*/
public void test_listLjava_io_FilenameFilter() throws IOException {
String base = tempDirectory.getPath();
// Old test left behind "garbage files" so this time it creates a
// directory that is guaranteed not to already exist (and deletes it
// afterward.)
int dirNumber = 1;
boolean dirExists = true;
File dir = new File(base, platformId + String.valueOf(dirNumber));
while (dirExists) {
if (dir.exists()) {
dirNumber++;
dir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
FilenameFilter filter = new FilenameFilter() {
public boolean accept(File dir, String name) {
return !name.equals("mtzz1.xx");
}
};
String[] flist = dir.list(filter);
assertNull("Method list(FilenameFilter) Should Have Returned Null.",
flist);
assertTrue("Could not create parent directory for test", dir.mkdir());
String[] files = { "mtzz1.xx", "mtzz2.xx", "mtzz3.yy", "mtzz4.yy" };
try {
/*
* Do not return null when trying to use list(Filename Filter) on a
* file rather than a directory. All other "list" methods return
* null for this test case.
*/
/*
* File file = new File(dir, "notADir.tst"); try { FileOutputStream
* fos = new FileOutputStream(file); fos.close(); } catch
* (IOException e) { fail("Unexpected IOException During Test."); }
* flist = dir.list(filter); assertNull("listFiles Should Have
* Returned Null When Used On A File Instead Of A Directory.",
* flist); file.delete();
*/
flist = dir.list(filter);
assertEquals("Array Of Length 0 Should Have Returned.", 0,
flist.length);
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
FileOutputStream fos = new FileOutputStream(f);
fos.close();
}
flist = dir.list(filter);
assertEquals("Incorrect list returned", flist.length,
files.length - 1);
// Checking to make sure the correct files were are listed in the
// array.
boolean[] check = new boolean[flist.length];
for (int i = 0; i < check.length; i++) {
check[i] = false;
}
String[] wantedFiles = { "mtzz2.xx", "mtzz3.yy", "mtzz4.yy" };
for (int i = 0; i < wantedFiles.length; i++) {
for (int j = 0; j < flist.length; j++) {
if (flist[j].equals(wantedFiles[i])) {
check[i] = true;
break;
}
}
}
int checkCount = 0;
for (int i = 0; i < check.length; i++) {
if (check[i] == false) {
checkCount++;
}
}
assertEquals("Invalid file returned in listing", 0, checkCount);
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
assertTrue("Could not delete parent directory for test.", dir
.delete());
} finally {
for (int i = 0; i < files.length; i++) {
File f = new File(dir, files[i]);
f.delete();
}
dir.delete();
}
}
/**
* java.io.File#listRoots()
*/
public void test_listRoots() {
File[] roots = File.listRoots();
boolean onUnix = File.separatorChar == '/';
boolean onWindows = File.separatorChar == '\\';
if (onUnix) {
assertEquals("Incorrect Number Of Root Directories.", 1,
roots.length);
String fileLoc = roots[0].getPath();
assertTrue("Incorrect Root Directory Returned.", fileLoc
.startsWith(File.separator));
} else if (onWindows) {
// Need better test for Windows
assertTrue("Incorrect Number Of Root Directories.",
roots.length > 0);
}
}
/**
* java.io.File#mkdir()
*/
public void test_mkdir() throws IOException {
String base = tempDirectory.getPath();
// Old test left behind "garbage files" so this time it creates a
// directory that is guaranteed not to already exist (and deletes it
// afterward.)
int dirNumber = 1;
boolean dirExists = true;
File dir = new File(base, String.valueOf(dirNumber));
while (dirExists) {
if (dir.exists()) {
dirNumber++;
dir = new File(base, String.valueOf(dirNumber));
} else {
dirExists = false;
}
}
assertTrue("mkdir failed", dir.mkdir());
assertTrue("mkdir worked but exists check failed", dir.exists());
dir.deleteOnExit();
String longDirName = "abcdefghijklmnopqrstuvwx";// 24 chars
String newbase = new String(dir + File.separator);
StringBuilder sb = new StringBuilder(dir + File.separator);
StringBuilder sb2 = new StringBuilder(dir + File.separator);
// Test make a long path
while (dir.getCanonicalPath().length() < 256 - longDirName.length()) {
sb.append(longDirName + File.separator);
dir = new File(sb.toString());
assertTrue("mkdir failed", dir.mkdir());
assertTrue("mkdir worked but exists check failed", dir.exists());
dir.deleteOnExit();
}
while (dir.getCanonicalPath().length() < 256) {
sb.append(0);
dir = new File(sb.toString());
assertTrue("mkdir " + dir.getCanonicalPath().length() + " failed",
dir.mkdir());
assertTrue("mkdir " + dir.getCanonicalPath().length()
+ " worked but exists check failed", dir.exists());
dir.deleteOnExit();
}
dir = new File(sb2.toString());
// Test make many paths
while (dir.getCanonicalPath().length() < 256) {
sb2.append(0);
dir = new File(sb2.toString());
assertTrue("mkdir " + dir.getCanonicalPath().length() + " failed",
dir.mkdir());
assertTrue("mkdir " + dir.getCanonicalPath().length()
+ " worked but exists check failed", dir.exists());
dir.deleteOnExit();
}
// Regression test for HARMONY-3656
String[] ss = { "dir\u3400", "abc", "abc@123", "!@#$%^&",
"~\u4E00!\u4E8C@\u4E09$", "\u56DB\u4E94\u516D",
"\u4E03\u516B\u4E5D" };
for (int i = 0; i < ss.length; i++) {
dir = new File(newbase, ss[i]);
assertTrue("mkdir " + dir.getCanonicalPath() + " failed",
dir.mkdir());
assertTrue("mkdir " + dir.getCanonicalPath()
+ " worked but exists check failed",
dir.exists());
dir.deleteOnExit();
}
}
/**
* java.io.File#mkdir()
* <p/>
* HARMONY-6041
*/
public void test_mkdir_special_unicode() throws IOException {
File specialDir = new File(this.tempDirectory, "\u5C73");
int i = 0;
while (specialDir.exists()) {
specialDir = new File("\u5C73" + i);
++i;
}
assertFalse(specialDir.exists());
assertTrue(specialDir.mkdir());
assertTrue(specialDir.exists());
}
/**
* java.io.File#mkdirs()
*/
public void test_mkdirs() {
String userHome = addTrailingSlash(tempDirectory.getPath());
File f = new File(userHome + "mdtest" + platformId + File.separator + "mdtest2",
"p.tst");
File g = new File(userHome + "mdtest" + platformId + File.separator + "mdtest2");
File h = new File(userHome + "mdtest" + platformId);
f.mkdirs();
try {
assertTrue("Base Directory not created", h.exists());
assertTrue("Directories not created", g.exists());
assertTrue("File not created", f.exists());
} finally {
f.delete();
g.delete();
h.delete();
}
}
/**
* java.io.File#renameTo(java.io.File)
*/
public void test_renameToLjava_io_File() throws IOException {
String base = tempDirectory.getPath();
File dir = new File(base, platformId);
dir.mkdir();
File f = new File(dir, "xxx.xxx");
File rfile = new File(dir, "yyy.yyy");
File f2 = new File(dir, "zzz.zzz");
try {
FileOutputStream fos = new FileOutputStream(f);
fos.write(fileString.getBytes());
fos.close();
long lengthOfFile = f.length();
rfile.delete(); // in case it already exists
assertTrue("Test 1: File Rename Failed", f.renameTo(rfile));
assertTrue("Test 2: File Rename Failed.", rfile.exists());
assertEquals("Test 3: Size Of File Changed.",
lengthOfFile, rfile.length());
fos = new FileOutputStream(rfile);
fos.close();
f2.delete(); // in case it already exists
assertTrue("Test 4: File Rename Failed", rfile.renameTo(f2));
assertTrue("Test 5: File Rename Failed.", f2.exists());
} finally {
f.delete();
rfile.delete();
f2.delete();
dir.delete();
}
}
/**
* java.io.File#setLastModified(long)
*/
public void test_setLastModifiedJ() throws IOException {
File f1 = null;
try {
f1 = File.createTempFile("harmony-test-FileTest_setLastModified", ".tmp");
long orgTime = f1.lastModified();
// Subtracting 100 000 milliseconds from the orgTime of File f1
f1.setLastModified(orgTime - 100000);
long lastModified = f1.lastModified();
assertEquals("Test 1: LastModifed time incorrect",
orgTime - 100000, lastModified);
// Subtracting 10 000 000 milliseconds from the orgTime of File f1
f1.setLastModified(orgTime - 10000000);
lastModified = f1.lastModified();
assertEquals("Test 2: LastModifed time incorrect",
orgTime - 10000000, lastModified);
// Adding 100 000 milliseconds to the orgTime of File f1
f1.setLastModified(orgTime + 100000);
lastModified = f1.lastModified();
assertEquals("Test 3: LastModifed time incorrect",
orgTime + 100000, lastModified);
// Adding 10 000 000 milliseconds from the orgTime of File f1
f1.setLastModified(orgTime + 10000000);
lastModified = f1.lastModified();
assertEquals("Test 4: LastModifed time incorrect",
orgTime + 10000000, lastModified);
// Trying to set time to an exact number
f1.setLastModified(315550800000L);
lastModified = f1.lastModified();
assertEquals("Test 5: LastModified time incorrect",
315550800000L, lastModified);
String osName = System.getProperty("os.name", "unknown");
if (osName.equals("Windows 2000") || osName.equals("Windows NT")) {
// Trying to set time to a large exact number
boolean result = f1.setLastModified(4354837199000L);
long next = f1.lastModified();
// Dec 31 23:59:59 EST 2107 is overflow on FAT file systems, and
// the call fails
if (result) {
assertEquals("Test 6: LastModified time incorrect",
4354837199000L, next);
}
}
// Trying to set time to a negative number
try {
f1.setLastModified(-25);
fail("IllegalArgumentException Not Thrown.");
} catch (IllegalArgumentException e) {
}
} finally {
if (f1 != null) {
f1.delete();
}
}
}
/**
* java.io.File#setReadOnly()
*/
public void test_setReadOnly() throws Exception {
File f1 = null;
File f2 = null;
if (Libcore.os.getuid() == 0) {
System.err.println("Skipping #test_setReadOnly: test runner is root");
return;
}
try {
f1 = File.createTempFile("harmony-test-FileTest_setReadOnly", ".tmp");
f2 = File.createTempFile("harmony-test-FileTest_setReadOnly", ".tmp");
// Assert is flawed because canWrite does not work.
// assertTrue("File f1 Is Set To ReadOnly." , f1.canWrite());
assertTrue(f1.setReadOnly());
assertFalse(f1.canWrite());
// Assert is flawed because canWrite does not work.
// assertTrue("File f1 Is Not Set To ReadOnly." , !f1.canWrite());
try {
// Attempt to write to a file that is setReadOnly.
new FileOutputStream(f1);
fail("IOException not thrown.");
} catch (IOException e) {
// Expected
}
Libcore.os.chmod(f1.getAbsolutePath(), 666);
// Assert is flawed because canWrite does not work.
// assertTrue("File f1 Is Set To ReadOnly." , f1.canWrite());
FileOutputStream fos = new FileOutputStream(f1);
fos.write(fileString.getBytes());
fos.close();
assertEquals(fileString.length(), f1.length());
assertTrue(f1.delete());
// Assert is flawed because canWrite does not work.
// assertTrue("File f2 Is Set To ReadOnly." , f2.canWrite());
fos = new FileOutputStream(f2);
// Write to a file.
fos.write(fileString.getBytes());
fos.close();
f2.setReadOnly();
// Assert is flawed because canWrite does not work.
// assertTrue("File f2 Is Not Set To ReadOnly." , !f2.canWrite());
try {
// Attempt to write to a file that has previously been written
// to.
// and is now set to read only.
fos = new FileOutputStream(f2);
fail("IOException not thrown.");
} catch (IOException e) {
// Expected
}
Libcore.os.chmod(f2.getAbsolutePath(), 666);
assertTrue(f2.canWrite());
fos = new FileOutputStream(f2);
fos.write(fileString.getBytes());
fos.close();
f2.setReadOnly();
assertTrue(f2.delete());
// Similarly, trying to delete a read-only directory should succeed
f2 = new File(tempDirectory, "deltestdir");
f2.mkdir();
f2.setReadOnly();
assertTrue("Directory f2 Did Not Delete", f2.delete());
assertTrue("Directory f2 Did Not Delete", !f2.exists());
} finally {
if (f1 != null) {
f1.delete();
}
if (f2 != null) {
f2.delete();
}
}
}
/**
* java.io.File#toString()
*/
public void test_toString() {
String fileName = System.getProperty("user.home");
if (!fileName.endsWith(File.separator)) {
fileName += File.separator;
}
fileName += "input.tst";
File f = new File(fileName);
assertEquals("Incorrect string returned", fileName, f.toString());
if (File.separatorChar == '\\') {
String result = new File("c:\\").toString();
assertEquals("Removed backslash", "c:\\", result);
}
}
/**
* java.io.File#toURI()
*/
public void test_toURI() throws URISyntaxException {
// Need a directory that exists
File dir = tempDirectory;
// Test for toURI when the file is a directory.
String newURIPath = dir.getAbsolutePath();
newURIPath = newURIPath.replace(File.separatorChar, '/');
if (!newURIPath.startsWith("/")) {
newURIPath = "/" + newURIPath;
}
if (!newURIPath.endsWith("/")) {
newURIPath += '/';
}
URI uri = dir.toURI();
assertEquals("Test 1A: Incorrect URI Returned.", dir.getAbsoluteFile(), new File(uri));
assertEquals("Test 1B: Incorrect URI Returned.",
new URI("file", null, newURIPath, null, null), uri);
// Test for toURI with a file name with illegal chars.
File f = new File(dir, "te% \u20ac st.tst");
newURIPath = f.getAbsolutePath();
newURIPath = newURIPath.replace(File.separatorChar, '/');
if (!newURIPath.startsWith("/")) {
newURIPath = "/" + newURIPath;
}
uri = f.toURI();
assertEquals("Test 2A: Incorrect URI Returned.",
f.getAbsoluteFile(), new File(uri));
assertEquals("Test 2B: Incorrect URI Returned.",
new URI("file", null, newURIPath, null, null), uri);
// Regression test for HARMONY-3207
dir = new File(""); // current directory
uri = dir.toURI();
assertTrue("Test current dir: URI does not end with slash.", uri
.toString().endsWith("/"));
}
/**
* java.io.File#toURL()
*/
public void test_toURL() throws MalformedURLException {
// Need a directory that exists
File dir = tempDirectory;
// Test for toURL when the file is a directory.
String newDirURL = dir.getAbsolutePath();
newDirURL = newDirURL.replace(File.separatorChar, '/');
if (newDirURL.startsWith("/")) {
newDirURL = "file:" + newDirURL;
} else {
newDirURL = "file:/" + newDirURL;
}
if (!newDirURL.endsWith("/")) {
newDirURL += '/';
}
assertEquals("Test 1: Incorrect URL Returned.",
dir.toURL().toString(), newDirURL);
// Test for toURL with a file.
File f = new File(dir, "test.tst");
String newURL = f.getAbsolutePath();
newURL = newURL.replace(File.separatorChar, '/');
if (newURL.startsWith("/")) {
newURL = "file:" + newURL;
} else {
newURL = "file:/" + newURL;
}
assertEquals("Test 2: Incorrect URL Returned.",
f.toURL().toString(), newURL);
// Regression test for HARMONY-3207
dir = new File(""); // current directory
newDirURL = dir.toURL().toString();
assertTrue("Test current dir: URL does not end with slash.", newDirURL
.endsWith("/"));
}
/**
* java.io.File#toURI()
*/
public void test_toURI2() throws URISyntaxException {
File f = new File(tempDirectory, "a/b/c/../d/e/./f");
String path = f.getAbsolutePath();
path = path.replace(File.separatorChar, '/');
if (!path.startsWith("/")) {
path = "/" + path;
}
URI uri1 = new URI("file", null, path, null);
URI uri2 = f.toURI();
assertEquals("uris not equal", uri1, uri2);
}
/**
* java.io.File#toURL()
*/
public void test_toURL2() throws MalformedURLException {
File f = new File(tempDirectory, "a/b/c/../d/e/./f");
String path = f.getAbsolutePath();
path = path.replace(File.separatorChar, '/');
if (!path.startsWith("/")) {
path = "/" + path;
}
URL url1 = new URL("file", "", path);
URL url2 = f.toURL();
assertEquals("urls not equal", url1, url2);
}
/**
* serialization
*/
public void test_objectStreamClass_getFields() throws Exception {
// Regression for HARMONY-2674
ObjectStreamClass objectStreamClass = ObjectStreamClass
.lookup(File.class);
ObjectStreamField[] objectStreamFields = objectStreamClass.getFields();
assertEquals(1, objectStreamFields.length);
ObjectStreamField objectStreamField = objectStreamFields[0];
assertEquals("path", objectStreamField.getName());
assertEquals(String.class, objectStreamField.getType());
}
// Regression test for HARMONY-4493
public void test_list_withUnicodeFileName() throws Exception {
File rootDir = new File(System.getProperty("java.io.tmpdir")).getAbsoluteFile();
String dirName = new String("src\u3400");
File dir = new File(rootDir, dirName);
if (!dir.exists()) {
dir.mkdir();
dir.deleteOnExit();
}
boolean exist = false;
String[] fileNames = rootDir.list();
for (String fileName : fileNames) {
if (dirName.equals(fileName)) {
exist = true;
break;
}
}
assertTrue(exist);
}
/**
* serialization/deserialization.
*/
public void test_serialization_self() throws Exception {
File testFile = new File("test.ser");
SerializationTest.verifySelf(testFile);
}
/**
* serialization/deserialization compatibility with RI.
*/
public void test_serialization_compatibility() throws Exception {
File file = new File("FileTest.golden.ser");
SerializationTest.verifyGolden(this, file);
}
}