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Add LargeFiles test.

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This commit is contained in:
levlam 2022-05-11 19:03:03 +03:00
parent 4ef4933536
commit 33d1dfec0e
1 changed files with 24 additions and 0 deletions
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24
tdutils/test/port.cpp
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@ -122,6 +122,30 @@ TEST(Port, SparseFiles) {
td::unlink(path).ensure();
}
TEST(Port, LargeFiles) {
td::CSlice path = "large.txt";
td::unlink(path).ignore();
auto fd = td::FileFd::open(path, td::FileFd::Write | td::FileFd::CreateNew).move_as_ok();
ASSERT_EQ(0, fd.get_size().move_as_ok());
td::int64 offset = static_cast<td::int64>(3) << 30;
if (fd.pwrite("abcd", offset).is_error()) {
LOG(ERROR) << "Writing to large files isn't supported";
td::unlink(path).ensure();
return;
}
fd = td::FileFd::open(path, td::FileFd::Read).move_as_ok();
ASSERT_EQ(offset + 4, fd.get_size().move_as_ok());
td::string res(4, '\0');
if (fd.pread(res, offset).is_error()) {
LOG(ERROR) << "Reading of large files isn't supported";
td::unlink(path).ensure();
return;
}
ASSERT_STREQ(res, "abcd");
fd.close();
td::unlink(path).ensure();
}
TEST(Port, Writev) {
td::vector<td::IoSlice> vec;
td::CSlice test_file_path = "test.txt";