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contrib: Print deterministic-coverage runs

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MarcoFalke 2025-03-15 09:23:12 +01:00
parent fa751639fb
commit fa7a40d952
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2
contrib/devtools/deterministic-fuzz-coverage/src/main.rs
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@ -187,6 +187,7 @@ The coverage was not deterministic between runs.
// //
// Also, This can catch issues where several fuzz inputs are non-deterministic, but the sum of // Also, This can catch issues where several fuzz inputs are non-deterministic, but the sum of
// their overall coverage trace remains the same across runs and thus remains undetected. // their overall coverage trace remains the same across runs and thus remains undetected.
println!("Check each fuzz input individually ...");
for entry in entries { for entry in entries {
let entry = entry.path(); let entry = entry.path();
if !entry.is_file() { if !entry.is_file() {
@ -203,6 +204,7 @@ The coverage was not deterministic between runs.
// Finally, check that running over all fuzz inputs in one process is deterministic as well. // Finally, check that running over all fuzz inputs in one process is deterministic as well.
// This can catch issues where mutable global state is leaked from one fuzz input execution to // This can catch issues where mutable global state is leaked from one fuzz input execution to
// the next. // the next.
println!("Check all fuzz inputs in one go ...");
{ {
if !corpus_dir.is_dir() { if !corpus_dir.is_dir() {
Err(format!("{} should be a folder", corpus_dir.display()))?; Err(format!("{} should be a folder", corpus_dir.display()))?;

1
contrib/devtools/deterministic-unittest-coverage/src/main.rs
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@ -72,6 +72,7 @@ fn deterministic_coverage(build_dir: &Path, test_exe: &Path, filter: &str) -> Ap
let profraw_file = build_dir.join("test_det_cov.profraw"); let profraw_file = build_dir.join("test_det_cov.profraw");
let profdata_file = build_dir.join("test_det_cov.profdata"); let profdata_file = build_dir.join("test_det_cov.profdata");
let run_single = |run_id: u8| -> Result<PathBuf, AppError> { let run_single = |run_id: u8| -> Result<PathBuf, AppError> {
println!("Run with id {run_id}");
let cov_txt_path = build_dir.join(format!("test_det_cov.show.{run_id}.txt")); let cov_txt_path = build_dir.join(format!("test_det_cov.show.{run_id}.txt"));
if !Command::new(test_exe) if !Command::new(test_exe)
.env("LLVM_PROFILE_FILE", &profraw_file) .env("LLVM_PROFILE_FILE", &profraw_file)