From e81e53025e4c1eb50fd3467298fae0ed61d6a01c Mon Sep 17 00:00:00 2001
From: Giovanna Lazzari Miotto <giovanna.lazzari.miotto@cern.ch>
Date: Fri, 30 Aug 2024 11:01:07 +0200
Subject: [PATCH] improve creat
---
test/testing_scripts/creat_test.cpp | 24 +++++++++++++++++++-----
1 file changed, 19 insertions(+), 5 deletions(-)
diff --git a/test/testing_scripts/creat_test.cpp b/test/testing_scripts/creat_test.cpp
index da79fd2c..447b3a77 100644
--- a/test/testing_scripts/creat_test.cpp
+++ b/test/testing_scripts/creat_test.cpp
@@ -39,7 +39,12 @@ int main(int argc, char *argv[]) {
}
generate_random_data(data, length - 1);
- std::cout << "=== Data generated ===" << std::endl;
+ std::string baseline_path("/home/glazzari/random_baseline");
+ int base_fd = open(baseline_path.c_str(), O_CREAT | O_RDWR);
+ write(base_fd, (void*) data, length);
+ close(base_fd);
+
+ std::cout << "=== Data generated and written to " << baseline_path << " ===" << std::endl;
// open()
std::string open_filepath = filepath + "_write";
@@ -49,10 +54,15 @@ int main(int argc, char *argv[]) {
std::cout << "Failed open() with fd=" << std::to_string(fd)
<< " and errno=" << std::to_string(errno) << std::endl;
} else {
- int write_rc = write(fd, (void *)data, sizeof(data));
- if (write_rc != sizeof(data)) {
+ int write_rc = write(fd, (void *)data, length);
+ if (write_rc != length) {
std::cout << "write() call returned wrong value rc=" << std::to_string(write_rc) << std::endl;
} else {
+ auto fsync_rc = fsync(fd);
+ if (fsync_rc != 0) {
+ std::cout << "write's fsync() failed errno=" << std::to_string(errno) << std::endl;
+ }
+ close(fd);
std::cout << "sys open / write ran without failure" << std::endl;
}
}
@@ -65,11 +75,15 @@ int main(int argc, char *argv[]) {
if (stream_file == NULL) {
std::cout << "Failed fopen() with errno=" << std::to_string(errno) << std::endl;
} else {
- int fwrite_rc = fwrite((void *)data, 1, sizeof(data), stream_file);
- if (fwrite_rc != sizeof(data)) {
+ int fwrite_rc = fwrite((void *)data, 1, length, stream_file);
+ if (fwrite_rc != length) {
std::cout << "fwrite() call returned wrong value rc=" << std::to_string(fwrite_rc)
<< std::endl;
} else {
+ if (fflush(stream_file) != 0) {
+ std::cout << "fwrite's fflush() failed with errno=" << std::to_string(errno) << std::endl;
+ }
+ fclose(stream_file);
std::cout << "fopen / fwrite ran without failure" << std::endl;
}
}
--
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