aria2/test/MultiFileAllocationIteratorTest.cc
Tatsuhiro Tsujikawa 4e28efd925 2008-09-07 Tatsuhiro Tsujikawa <tujikawa at rednoah dot com>
Fixed the bug that DiskWriterEntry is not created when its
	FileEntry.isRequested() is false and it doesn't share a piece 
with
	other FileEntries that are requested. This bug causes 
segmentation fault
	in the end.
2008-09-07 11:37:15 +00:00

231 lines
7.8 KiB
C++

#include "MultiFileAllocationIterator.h"
#include "File.h"
#include "MultiDiskAdaptor.h"
#include "FileEntry.h"
#include "Exception.h"
#include "array_fun.h"
#include "TestUtil.h"
#include "DiskWriter.h"
#include <algorithm>
#include <iostream>
#include <cppunit/extensions/HelperMacros.h>
namespace aria2 {
class MultiFileAllocationIteratorTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(MultiFileAllocationIteratorTest);
CPPUNIT_TEST(testAllocate);
CPPUNIT_TEST(testMakeDiskWriterEntries);
CPPUNIT_TEST_SUITE_END();
private:
public:
void setUp() {}
void testAllocate();
void testMakeDiskWriterEntries();
};
CPPUNIT_TEST_SUITE_REGISTRATION( MultiFileAllocationIteratorTest );
void MultiFileAllocationIteratorTest::testMakeDiskWriterEntries()
{
SharedHandle<FileEntry> fs[] = {
SharedHandle<FileEntry>(new FileEntry("file1", 1536, 0)),
SharedHandle<FileEntry>(new FileEntry("file2", 2048, 1536)),// req no
SharedHandle<FileEntry>(new FileEntry("file3", 1024, 3584)),
SharedHandle<FileEntry>(new FileEntry("file4", 1024, 4608)),// req no
SharedHandle<FileEntry>(new FileEntry("file5", 1024, 5632)),// req no
SharedHandle<FileEntry>(new FileEntry("file6", 1024, 6656)),// req no
SharedHandle<FileEntry>(new FileEntry("file7", 256, 7680)),// req no
SharedHandle<FileEntry>(new FileEntry("file8", 255, 7936)),
SharedHandle<FileEntry>(new FileEntry("file9", 1025, 8191)),// req no
SharedHandle<FileEntry>(new FileEntry("fileA", 1024, 9216)),// req no
SharedHandle<FileEntry>(new FileEntry("fileB", 1024, 10240)),
};
fs[1]->setRequested(false); // file2
fs[3]->setRequested(false); // file4
fs[4]->setRequested(false); // file5
fs[5]->setRequested(false); // file6
fs[6]->setRequested(false); // file7
fs[8]->setRequested(false); // file9
fs[9]->setRequested(false); // fileA
std::string topDir = "top";
std::string storeDir = "/tmp/aria2_MultiFileAllocationIteratorTest"
"_testMakeDiskWriterEntries";
std::string prefix = storeDir+"/"+topDir;
// create empty file4
createFile(prefix+std::string("/file4"), 0);
SharedHandle<MultiDiskAdaptor> diskAdaptor(new MultiDiskAdaptor());
diskAdaptor->setFileEntries
(std::deque<SharedHandle<FileEntry> >(&fs[0], &fs[arrayLength(fs)]));
diskAdaptor->setPieceLength(1024);
diskAdaptor->setStoreDir(storeDir);
diskAdaptor->setTopDir(topDir);
diskAdaptor->openFile();
SharedHandle<MultiFileAllocationIterator> itr
(dynamic_pointer_cast<MultiFileAllocationIterator>
(diskAdaptor->fileAllocationIterator()));
DiskWriterEntries entries = itr->getDiskWriterEntries();
CPPUNIT_ASSERT_EQUAL((size_t)11, entries.size());
// file1
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file1"),
entries[0]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[0]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[0]->getDiskWriter().isNull());
// file2
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file2"),
entries[1]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[1]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[1]->getDiskWriter().isNull());
// file3
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file3"),
entries[2]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[2]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[2]->getDiskWriter().isNull());
// file4, diskWriter is not null, because file exists.
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file4"),
entries[3]->getFilePath(prefix));
CPPUNIT_ASSERT(!entries[3]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[3]->getDiskWriter().isNull());
// file5
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file5"),
entries[4]->getFilePath(prefix));
CPPUNIT_ASSERT(!entries[4]->needsFileAllocation());
CPPUNIT_ASSERT(entries[4]->getDiskWriter().isNull());
// file6
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file6"),
entries[5]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[5]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[5]->getDiskWriter().isNull());
// file7
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file7"),
entries[6]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[6]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[6]->getDiskWriter().isNull());
// file8
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file8"),
entries[7]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[7]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[7]->getDiskWriter().isNull());
// file9
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/file9"),
entries[8]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[8]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[8]->getDiskWriter().isNull());
// fileA
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/fileA"),
entries[9]->getFilePath(prefix));
CPPUNIT_ASSERT(!entries[9]->needsFileAllocation());
CPPUNIT_ASSERT(entries[9]->getDiskWriter().isNull());
// fileB
CPPUNIT_ASSERT_EQUAL(prefix+std::string("/fileB"),
entries[10]->getFilePath(prefix));
CPPUNIT_ASSERT(entries[10]->needsFileAllocation());
CPPUNIT_ASSERT(!entries[10]->getDiskWriter().isNull());
}
void MultiFileAllocationIteratorTest::testAllocate()
{
std::string dir = "/tmp";
std::string topDir = "aria2_MultiFileAllocationIteratorTest_testAllocate";
std::string prefix = dir+"/"+topDir;
std::string fname1 = "file1";
std::string fname2 = "file2";
std::string fname3 = "file3";
std::string fname4 = "file4";
std::string fname5 = "file5";
std::string fname6 = "file6";
int64_t length1 = 32769;
int64_t length2 = 0;
int64_t length3 = 8;
int64_t length4 = 10;
int64_t length5 = 20;
int64_t length6 = 30;
try {
SharedHandle<MultiDiskAdaptor> diskAdaptor(new MultiDiskAdaptor());
diskAdaptor->setStoreDir(dir);
diskAdaptor->setTopDir(topDir);
diskAdaptor->setPieceLength(1);
int64_t offset = 0;
SharedHandle<FileEntry> fileEntry1(new FileEntry(fname1,
length1,
offset));
offset += length1;
SharedHandle<FileEntry> fileEntry2(new FileEntry(fname2,
length2,
offset));
offset += length2;
SharedHandle<FileEntry> fileEntry3(new FileEntry(fname3,
length3,
offset));
offset += length3;
SharedHandle<FileEntry> fileEntry4(new FileEntry(fname4,
length4,
offset));
fileEntry4->setRequested(false);
offset += length4;
SharedHandle<FileEntry> fileEntry5(new FileEntry(fname5,
length5,
offset));
offset += length5;
SharedHandle<FileEntry> fileEntry6(new FileEntry(fname6,
length6,
offset));
fileEntry6->setRequested(false);
std::deque<SharedHandle<FileEntry> > fs;
fs.push_back(fileEntry1);
fs.push_back(fileEntry2);
fs.push_back(fileEntry3);
fs.push_back(fileEntry4);
fs.push_back(fileEntry5);
fs.push_back(fileEntry6);
diskAdaptor->setFileEntries(fs);
File(prefix+"/"+fname1).remove();
File(prefix+"/"+fname2).remove();
File(prefix+"/"+fname3).remove();
File(prefix+"/"+fname4).remove();
File(prefix+"/"+fname5).remove();
File(prefix+"/"+fname6).remove();
// we have to open file first.
diskAdaptor->initAndOpenFile();
SharedHandle<MultiFileAllocationIterator> itr
(dynamic_pointer_cast<MultiFileAllocationIterator>
(diskAdaptor->fileAllocationIterator()));
while(!itr->finished()) {
itr->allocateChunk();
}
CPPUNIT_ASSERT_EQUAL((uint64_t)length1, File(prefix+"/"+fname1).size());
CPPUNIT_ASSERT_EQUAL((uint64_t)length2, File(prefix+"/"+fname2).size());
CPPUNIT_ASSERT_EQUAL((uint64_t)length3, File(prefix+"/"+fname3).size());
CPPUNIT_ASSERT(!File(prefix+"/"+fname4).isFile());
CPPUNIT_ASSERT_EQUAL((uint64_t)length5, File(prefix+"/"+fname5).size());
CPPUNIT_ASSERT(!File(prefix+"/"+fname6).isFile());
} catch(Exception& e) {
CPPUNIT_FAIL(e.stackTrace());
}
}
} // namespace aria2