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HADOOP-6562. FileContextSymlinkBaseTest should use FileContextTestHelper. Contributed by Eli Collins 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1035162 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Eli Collins 2010-11-15 07:30:23 +00:00
parent ee08b2c803
commit 7f138d0f74
4 changed files with 46 additions and 49 deletions
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2
CHANGES.txt
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@ -177,6 +177,8 @@ Trunk (unreleased changes)
HADOOP-7032. Assert type constraints in the FileStatus constructor. (eli)
HADOOP-6562. FileContextSymlinkBaseTest should use FileContextTestHelper. (eli)
OPTIMIZATIONS
HADOOP-6884. Add LOG.isDebugEnabled() guard for each LOG.debug(..).

40
src/test/core/org/apache/hadoop/fs/FileContextSymlinkBaseTest.java
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@ -19,8 +19,6 @@
import java.io.*;
import java.net.URI;
import java.util.Iterator;
import java.util.Random;
import java.util.EnumSet;
import org.apache.hadoop.fs.FileContext;
import org.apache.hadoop.fs.Options.CreateOpts;
@ -29,7 +27,6 @@
import org.apache.hadoop.fs.CreateFlag;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FSDataInputStream;
import static org.apache.hadoop.fs.FileContextTestHelper.*;
import static org.junit.Assert.*;
@ -48,8 +45,8 @@ public abstract class FileContextSymlinkBaseTest {
protected static FileContext fc;
abstract protected String getScheme();
abstract protected String testBaseDir1();
abstract protected String testBaseDir2();
abstract protected String testBaseDir1() throws IOException;
abstract protected String testBaseDir2() throws IOException;
abstract protected URI testURI();
protected IOException unwrapException(IOException e) {
@ -58,44 +55,27 @@ protected IOException unwrapException(IOException e) {
protected static void createAndWriteFile(FileContext fc, Path p)
throws IOException {
FSDataOutputStream out;
out = fc.create(p, EnumSet.of(CreateFlag.CREATE),
createFile(fc, p, fileSize / blockSize,
CreateOpts.createParent(),
CreateOpts.repFac((short) 1),
CreateOpts.blockSize(blockSize));
byte[] buf = new byte[fileSize];
Random rand = new Random(seed);
rand.nextBytes(buf);
out.write(buf);
out.close();
}
protected static void createAndWriteFile(Path p) throws IOException {
createAndWriteFile(fc, p);
}
protected void readFile(Path p) throws IOException {
FSDataInputStream out = fc.open(p);
byte[] actual = new byte[fileSize];
out.readFully(actual);
out.close();
protected static void readFile(Path p) throws IOException {
FileContextTestHelper.readFile(fc, p, fileSize);
}
protected void readFile(FileContext fc, Path p) throws IOException {
FSDataInputStream out = fc.open(p);
byte[] actual = new byte[fileSize];
out.readFully(actual);
out.close();
protected static void readFile(FileContext fc, Path p) throws IOException {
FileContextTestHelper.readFile(fc, p, fileSize);
}
protected void appendToFile(Path p) throws IOException {
FSDataOutputStream out;
out = fc.create(p, EnumSet.of(CreateFlag.APPEND));
byte[] buf = new byte[fileSize];
Random rand = new Random(seed);
rand.nextBytes(buf);
out.write(buf);
out.close();
protected static void appendToFile(Path p) throws IOException {
FileContextTestHelper.appendToFile(fc, p, fileSize / blockSize,
CreateOpts.blockSize(blockSize));
}
@Before

20
src/test/core/org/apache/hadoop/fs/FileContextTestHelper.java
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@ -17,7 +17,6 @@
*/
package org.apache.hadoop.fs;
import java.io.DataInputStream;
import java.io.IOException;
import java.io.FileNotFoundException;
@ -127,11 +126,25 @@ public static void createFileNonRecursive(FileContext fc, String name)
Path path = getTestRootPath(fc, name);
createFileNonRecursive(fc, path);
}
public static void createFileNonRecursive(FileContext fc, Path path)
throws IOException {
createFile(fc, path, DEFAULT_NUM_BLOCKS, CreateOpts.donotCreateParent());
}
public static void appendToFile(FileContext fc, Path path, int numBlocks,
CreateOpts... options) throws IOException {
BlockSize blockSizeOpt =
(BlockSize) CreateOpts.getOpt(CreateOpts.BlockSize.class, options);
long blockSize = blockSizeOpt != null ? blockSizeOpt.getValue()
: DEFAULT_BLOCK_SIZE;
FSDataOutputStream out;
out = fc.create(path, EnumSet.of(CreateFlag.APPEND));
byte[] data = getFileData(numBlocks, blockSize);
out.write(data, 0, data.length);
out.close();
}
public static boolean exists(FileContext fc, Path p) throws IOException {
return fc.util().exists(p);
}
@ -161,7 +174,7 @@ public static boolean isSymlink(FileContext fc, Path p) throws IOException {
}
public static void writeFile(FileContext fc, Path path, byte b[])
throws Exception {
throws IOException {
FSDataOutputStream out =
fc.create(path,EnumSet.of(CreateFlag.CREATE), CreateOpts.createParent());
out.write(b);
@ -169,13 +182,14 @@ public static void writeFile(FileContext fc, Path path, byte b[])
}
public static byte[] readFile(FileContext fc, Path path, int len)
throws Exception {
throws IOException {
DataInputStream dis = fc.open(path);
byte[] buffer = new byte[len];
IOUtils.readFully(dis, buffer, 0, len);
dis.close();
return buffer;
}
public static FileStatus containsPath(FileContext fc, Path path,
FileStatus[] dirList)
throws IOException {

11
src/test/core/org/apache/hadoop/fs/TestLocalFSFileContextSymlink.java
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@ -25,6 +25,7 @@
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.FileUtil;
import static org.apache.hadoop.fs.FileContextTestHelper.*;
import static org.junit.Assert.*;
import org.junit.Test;
import org.junit.Before;
@ -38,12 +39,12 @@ protected String getScheme() {
return "file";
}
protected String testBaseDir1() {
return "/tmp/test1";
protected String testBaseDir1() throws IOException {
return getAbsoluteTestRootDir(fc)+"/test1";
}
protected String testBaseDir2() {
return "/tmp/test2";
protected String testBaseDir2() throws IOException {
return getAbsoluteTestRootDir(fc)+"/test2";
}
protected URI testURI() {
@ -158,7 +159,7 @@ public void testGetLinkStatusPartQualTarget() throws IOException {
// RawLocalFs only maintains the path part, not the URI, and
// therefore does not support links to other file systems.
Path anotherFs = new Path("hdfs://host:1000/dir/file");
FileUtil.fullyDelete(new File("/tmp/test2/linkToFile"));
FileUtil.fullyDelete(new File(linkNew.toString()));
try {
fc.createSymlink(anotherFs, linkNew, false);
fail("Created a local fs link to a non-local fs");