feat(target_chains/fuel): add governance contract (#1518)

* add governance contract

* add fuel ci

* add rust-toolchain

* add executes_governance_instruction test

* add test for SetValidPeriod

* add test for AuthorizeGovernanceDataSourceTransfer

* remove SetWormholeAddress

* add test for SetDataSources

* remove WormholeAddressSetEvent

* remove SetWormholeAddress

* remove SetWormholeAddressPayload

* remove SetWormholeAddressPayload and SetWormholeAddress imports

* remove GovernanceAction::SetWormholeAddress

* address comments

* refactor test

* add comments

.github/workflows/ci-fuel-contract.yml

@@ -0,0 +1,35 @@
+name: Test Fuel Contract
+
+on:
+  pull_request:
+    paths:
+      - target_chains/fuel/**
+  push:
+    branches:
+      - main
+    paths:
+      - target_chains/fuel/**
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: target_chains/fuel/contracts/
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install Fuel toolchain
+        run: |
+          curl https://install.fuel.network | sh
+          echo "$HOME/.fuelup/bin" >> $GITHUB_PATH
+      - name: Build with Forc
+        run: forc build --verbose
+      - name: Run tests with Forc
+        run: forc test --verbose
+      - name: Build
+        run: cargo build --verbose
+      - name: Run tests
+        run: cargo test --verbose

pythnet/pythnet_sdk/src/test_utils/mod.rs

@@ -4,7 +4,11 @@ use {
             merkle::MerkleTree,
             Accumulator,
         },
-        hashers::keccak256_160::Keccak160,
+        hashers::{
+            keccak256::Keccak256,
+            keccak256_160::Keccak160,
+            Hasher,
+        },
         messages::{
             FeedId,
             Message,
@@ -27,6 +31,7 @@ use {
     byteorder::BigEndian,
     libsecp256k1::{
         Message as libsecp256k1Message,
+        PublicKey,
         RecoveryId,
         SecretKey,
         Signature,
@@ -96,6 +101,19 @@ pub fn dummy_guardians() -> Vec<SecretKey> {
     result
 }
 
+pub fn dummy_guardians_addresses() -> Vec<[u8; 20]> {
+    let guardians = dummy_guardians();
+    guardians
+        .iter()
+        .map(|x| {
+            let mut result: [u8; 20] = [0u8; 20];
+            let pubkey = &PublicKey::from_secret_key(x).serialize()[1..];
+            result.copy_from_slice(&Keccak256::hashv(&[&pubkey])[12..]);
+            result
+        })
+        .collect()
+}
+
 pub fn create_dummy_feed_id(value: i64) -> FeedId {
     let mut dummy_id = [0; 32];
     dummy_id[0] = value as u8;
@@ -271,7 +289,6 @@ pub fn create_vaa_from_payload(
         ..Default::default()
     };
 
-
     (header, body).into()
 }