chore(tests): read test list from file

Author: SamWilsn

tests/json_infra/conftest.py

@@ -72,6 +72,13 @@ def pytest_addoption(parser: Parser) -> None:
         help="Run tests for this fork only (e.g., --fork Osaka)",
     )
 
+    parser.addoption(
+        "--tests-file",
+        dest="tests_path",
+        type=Path,
+        help="Path to a file containing test ids, one per line",
+    )
+
 
 def pytest_configure(config: Config) -> None:
     """
@@ -92,8 +99,7 @@ def pytest_configure(config: Config) -> None:
         ethereum.trace.set_evm_trace(Eip3155Tracer())
 
 
-def pytest_collection_modifyitems(config: Config, items: list[Item]) -> None:
-    """Filter test items based on the specified fork option."""
+def _fork_collection_modifyitems(config: Config, items: list[Item]) -> None:
     desired_fork = config.getoption("fork", None)
     if not desired_fork:
         return
@@ -125,6 +131,36 @@ def pytest_collection_modifyitems(config: Config, items: list[Item]) -> None:
         items[:] = selected  # keep only what matches
 
 
+def _tests_path_collection_modifyitems(
+    config: Config, items: list[Item]
+) -> None:
+    tests_path = config.getoption("tests_path", None)
+    if tests_path is None:
+        return
+
+    with open(tests_path) as f:
+        test_ids = set(x[:-1] for x in f.readlines())
+
+    selected = []
+    deselected = []
+    for item in items:
+        if item.nodeid in test_ids:
+            selected.append(item)
+            test_ids.remove(item.nodeid)
+        else:
+            deselected.append(item)
+
+    if deselected:
+        config.hook.pytest_deselected(items=deselected)
+        items[:] = selected  # keep only what matches
+
+
+def pytest_collection_modifyitems(config: Config, items: list[Item]) -> None:
+    """Filter test items."""
+    _fork_collection_modifyitems(config, items)
+    _tests_path_collection_modifyitems(config, items)
+
+
 class _FixturesDownloader:
     cache: Final[SQLiteCache]
     session: Final[CachedSession]

tox.ini

@@ -39,6 +39,7 @@ commands =
     pytest \
         -n auto --maxprocesses 6 \
         --basetemp="{temp_dir}/pytest" \
+        {posargs} \
         src
 
 [testenv:tests_pytest_pypy3]
@@ -57,6 +58,7 @@ commands =
     pytest \
         -n auto --maxprocesses 6 \
         --basetemp="{temp_dir}/pytest" \
+        {posargs} \
         src
 
 [testenv:json_infra]
@@ -73,6 +75,7 @@ commands =
         --cov-branch \
         --ignore-glob='tests/json_infra/fixtures/*' \
         --basetemp="{temp_dir}/pytest" \
+        {posargs} \
         tests/json_infra
 
 [testenv:py3]
@@ -85,6 +88,7 @@ commands =
         --log-to "{toxworkdir}/logs" \
         --clean \
         --until Osaka \
+        {posargs} \
         tests
 
 [testenv:pypy3]
@@ -108,6 +112,7 @@ commands =
         --log-to "{toxworkdir}/logs" \
         --clean \
         --until Osaka \
+        {posargs} \
         tests
 
 [testenv:benchmark]
@@ -123,6 +128,7 @@ commands =
         --log-to "{toxworkdir}/logs" \
         --clean \
         --fork Prague \
+        {posargs} \
         tests/benchmark
 
 [testenv:optimized]
@@ -138,6 +144,7 @@ commands =
         --ignore-glob='tests/test_t8n.py' \
         --basetemp="{temp_dir}/pytest" \
         --optimized \
+        {posargs} \
         tests/json_infra
 
 [testenv:spec-docs]