[draft] update boa

pyproject.toml

@@ -10,7 +10,7 @@ packages = []
 python = ">=3.10,<4"
 vyper = "0.3.10"
 poetry = "^1"
-titanoboa = {git = "https://github.com/vyperlang/titanoboa.git", rev = "375052479b5a164a3f84489810eebb15fb43737a"}
+titanoboa = {git = "https://github.com/vyperlang/titanoboa.git", rev = "574409ed71b0c8fe75f25aea05b786a27f1d644a"}
 hypothesis = "^6.99.0"
 pdbpp = "^0.10.3"
 jedi = "^0.19.0"

requirements.txt

@@ -0,0 +1,15 @@
+uv
+vyper==0.3.10
+#poetry~=1.7
+eth-abi==4.1.0
+titanoboa @ git+https://github.com/vyperlang/titanoboa.git@574409ed71b0c8fe75f25aea05b786a27f1d644a
+pytest~=7.4.0
+hypothesis~=6.82.0
+pdbpp
+jedi
+pytest-xdist
+pytest-forked
+ipython
+eth_account
+cytoolz
+

tests/conftest.py

@@ -4,12 +4,11 @@
 from typing import Any, Callable
 
 import boa
+from boa.environment import Env
 import pytest
 from hypothesis import settings
 
 
-boa.env.enable_fast_mode()
-
 
 PRICE = 3000
 
@@ -18,6 +17,7 @@
 settings.load_profile(os.getenv(u"HYPOTHESIS_PROFILE", "default"))
 
 
+
 def approx(x1: int, x2: int, precision: int, abs_precision=None):
     if precision >= 1:
         return True
@@ -33,6 +33,13 @@ def approx(x1: int, x2: int, precision: int, abs_precision=None):
     return result or (abs(log(x1 / x2)) <= precision)
 
 
+# fresh env for each worker, so xdist workers do not trample each other
+@pytest.fixture(scope="session", autouse=True)
+def fresh_env():
+    with boa.swap_env(Env()):
+        boa.env.enable_fast_mode()
+        yield
+
 @pytest.fixture(scope="session")
 def accounts():
     return [boa.env.generate_address() for _ in range(10)]