add snapshot to CI

.env

@@ -0,0 +1 @@
+FOUNDRY_FUZZ_SEED=0x4444

.github/workflows/lint.yml

@@ -29,5 +29,5 @@ jobs:
         with:
           version: nightly
 
-      - name: Compile
-        run: yarn prettier-check
+      - name: Lint
+        run: forge fmt --check

.github/workflows/tests.yml

@@ -52,7 +52,15 @@ jobs:
         with:
           version: nightly
 
+      - name: Build
+        run: forge build
+
       - name: Run tests
         run: forge test -vvv
         env:
           FOUNDRY_PROFILE: ci
+
+      - name: Run forge snapshots
+        run: forge snapshot --check
+        env:
+          FOUNDRY_FUZZ_SEED: "0x4444"

CONTRIBUTING.md

@@ -32,7 +32,7 @@ Finally, before opening a pull request please do the following:
 - Run the tests and snapshots. Commands are outlined in the [tests](#tests) section.
 - Document any new functions, structs, or interfaces following the natspec standard.
 - Add tests! For smaller contributions, they should be tested with unit tests, and fuzz tests where possible. For bigger contributions, they should be tested with integration tests and invariant tests where possible.
-- Make sure all commits are [signed](https://docs.github.com/en/authentication/managing-commit-signature-verification/about-commit-signature-verification) 
+- Make sure all commits are [signed](https://docs.github.com/en/authentication/managing-commit-signature-verification/about-commit-signature-verification)
 
 ## Standards
 
@@ -62,7 +62,7 @@ This repo currently uses hardhat and forge tests. Please run both test suites be
 
 `yarn prettier` to run the formatter (runs both typescript and solidity formatting)
 
-`forge snapshot`to update the forge gas snapshots
+`forge snapshot`to update the forge gas snapshots. Note these must use a static fuzz seed, so please `source .env`, use `FOUNDRY_FUZZ_SEED=0x4444`, or use `just snapshots` when running forge snapshots.
 
 `forge test` to run forge tests
 

foundry.toml

@@ -8,7 +8,11 @@ ffi = true
 fs_permissions = [{ access = "read-write", path = ".forge-snapshots/"}, { access = "read", path = "./foundry-out"}]
 evm_version = 'paris'
 
-[profile.ci]
-fuzz_runs = 100000
+[profile.default.fuzz]
+runs = 100
+seed = "0x4444"
+
+[profile.ci.fuzz]
+runs = 1000
 
 # See more config options https://github.com/foundry-rs/foundry/tree/master/config

justfile

@@ -15,7 +15,7 @@ build-hardhat: install-hardhat
     yarn build
 
 snapshots-forge: install-forge test-forge
-    forge snapshot
+    FOUNDRY_FUZZ_SEED=0x4444 forge snapshot
 
 snapshots-hardhat: install-hardhat
     yarn snapshots