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#include "FallocFileAllocationIterator.h"
#include <fstream>
#include <cppunit/extensions/HelperMacros.h>
#include "File.h"
#include "DefaultDiskWriter.h"
namespace aria2 {
class FallocFileAllocationIteratorTest:public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE(FallocFileAllocationIteratorTest);
CPPUNIT_TEST(testAllocate);
CPPUNIT_TEST_SUITE_END();
private:
public:
void setUp() {}
void testAllocate();
};
CPPUNIT_TEST_SUITE_REGISTRATION( FallocFileAllocationIteratorTest );
void FallocFileAllocationIteratorTest::testAllocate()
{
// When fallocate is used, test fails if file system does not
// support it. So skip it.
#ifndef HAVE_FALLOCATE
std::string fn = A2_TEST_OUT_DIR"/aria2_FallocFileAllocationIteratorTest_testAllocate";
std::ofstream of(fn.c_str(), std::ios::binary);
of << "0123456789";
of.close();
File f(fn);
CPPUNIT_ASSERT_EQUAL((int64_t)10, f.size());
DefaultDiskWriter writer(fn);
int64_t offset = 10;
int64_t totalLength = 40_k;
// we have to open file first.
writer.openExistingFile();
FallocFileAllocationIterator itr(&writer, offset, totalLength);
itr.allocateChunk();
CPPUNIT_ASSERT(itr.finished());
CPPUNIT_ASSERT_EQUAL((int64_t)40_k, f.size());
#endif // !HAVE_FALLOCATE
}
} // namespace aria2
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