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PhragMMS election. (#6685)

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* Revamp npos-elections and implement phragmms

* Update primitives/npos-elections/src/phragmms.rs

* Fix build

* Some review grumbles

* Add some stuff for remote testing

* fix some of the grumbles.

* Add remote testing stuff.

* Cleanup

* fix docs

* Update primitives/arithmetic/src/rational.rs

Co-authored-by: Dan Forbes <dan@danforbes.dev>

* Small config change

* Better handling of approval_stake == 0

* Final touhces.

* Clean fuzzer a bit

* Clean fuzzer a bit

* Update primitives/npos-elections/src/balancing.rs

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>

* Fix fuzzer.

* Better api for normalize

* Add noramlize_up

* A large number of small fixes.

* make it merge ready

* Fix warns

* bump

* Fix fuzzers a bit.

* Fix warns as well.

* Fix more tests.

Co-authored-by: Dan Forbes <dan@danforbes.dev>
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
This commit is contained in:
Kian Paimani
2020-09-23 10:16:10 +02:00
committed by GitHub
parent ecdc94420e
commit 313f86ec23
32 changed files with 2074 additions and 914 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/primitives/arithmetic/fuzzer/src/biguint.rs
+1 -1
View File
@@ -149,7 +149,7 @@ fn main() {
let w = u.div_unit(v.get(0));
let num_w = num_u / &num_v;
assert_biguints_eq(&w, &num_w);
} else if u.len() > v.len() && v.len() > 0 {
} else if u.len() > v.len() && v.len() > 1 {
let num_remainder = num_u.clone() % num_v.clone();
let (w, remainder) = u.div(&v, return_remainder).unwrap();
substrate/primitives/arithmetic/fuzzer/src/rational128.rs → substrate/primitives/arithmetic/fuzzer/src/multiply_by_rational.rs
+2 -2
View File
@@ -16,12 +16,12 @@
// limitations under the License.
//! # Running
//! Running this fuzzer can be done with `cargo hfuzz run rational128`. `honggfuzz` CLI options can
//! Running this fuzzer can be done with `cargo hfuzz run multiply_by_rational`. `honggfuzz` CLI options can
//! be used by setting `HFUZZ_RUN_ARGS`, such as `-n 4` to use 4 threads.
//!
//! # Debugging a panic
//! Once a panic is found, it can be debugged with
//! `cargo hfuzz run-debug rational128 hfuzz_workspace/rational128/*.fuzz`.
//! `cargo hfuzz run-debug multiply_by_rational hfuzz_workspace/multiply_by_rational/*.fuzz`.
//!
//! # More information
//! More information about `honggfuzz` can be found
substrate/primitives/arithmetic/fuzzer/src/normalize.rs
+7 -3
View File
@@ -28,12 +28,14 @@ use honggfuzz::fuzz;
use sp_arithmetic::Normalizable;
use std::convert::TryInto;
type Ty = u64;
fn main() {
let sum_limit = u32::max_value() as u128;
let len_limit: usize = u32::max_value().try_into().unwrap();
let sum_limit = Ty::max_value() as u128;
let len_limit: usize = Ty::max_value().try_into().unwrap();
loop {
fuzz!(|data: (Vec<u32>, u32)| {
fuzz!(|data: (Vec<Ty>, Ty)| {
let (data, norm) = data;
if data.len() == 0 { return; }
let pre_sum: u128 = data.iter().map(|x| *x as u128).sum();
@@ -55,6 +57,8 @@ fn main() {
normalized,
norm,
);
} else {
panic!("Should have returned Ok for input = {:?}, target = {:?}", data, norm);
}
}
})