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Adding large file write/read test for fileops (#2706)

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This commit is contained in:
Nick Anderson 2016-11-02 18:27:03 -07:00 committed by GitHub
parent 06cbafdeb6
commit afbde7641a
1 changed files with 24 additions and 0 deletions
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24
osquery/filesystem/tests/fileops_tests.cpp
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@ -324,6 +324,30 @@ TEST_F(FileOpsTests, test_seekFile) {
} }
} }
TEST_F(FileOpsTests, test_large_read_write) {
TempFile tmp_file;
std::string path = tmp_file.path();
const std::string expected(600000000, 'A');
const ssize_t expected_len = expected.size();
{
PlatformFile fd(path, PF_CREATE_ALWAYS | PF_WRITE);
EXPECT_TRUE(fd.isValid());
auto write_len = fd.write(expected.c_str(), expected_len);
EXPECT_EQ(expected_len, write_len);
}
{
std::vector<char> buffer(expected_len);
PlatformFile fd(path, PF_OPEN_EXISTING | PF_READ);
EXPECT_TRUE(fd.isValid());
auto read_len = fd.read(buffer.data(), expected_len);
EXPECT_EQ(expected_len, read_len);
EXPECT_EQ(expected, std::string(buffer.data()));
}
}
TEST_F(FileOpsTests, test_glob) { TEST_F(FileOpsTests, test_glob) {
{ {
std::vector<fs::path> expected{kFakeDirectory + "/door.txt", std::vector<fs::path> expected{kFakeDirectory + "/door.txt",