refactor(test): don't even import contracts if not using PyContracts

On CPython 3.11, PyContracts fails on import, so we need to shut it off more
completely.

PyContracts is unmaintained these days, so we'll probably get rid of it
completely soon.

1 files changed, 2 insertions, 2 deletions

diff --git a/tests/test_misc.py b/tests/test_misc.py
index 58dba6a8..bdee2b50 100644
--- a/tests/test_misc.py
+++ b/tests/test_misc.py
@@ -7,11 +7,11 @@ import sys
 
 import pytest
 
+from coverage import env
 from coverage.exceptions import CoverageException
 from coverage.misc import contract, dummy_decorator_with_args, file_be_gone
 from coverage.misc import Hasher, one_of, substitute_variables, import_third_party
 from coverage.misc import human_sorted, human_sorted_items
-from coverage.misc import USE_CONTRACTS
 
 from tests.coveragetest import CoverageTest
 
@@ -80,7 +80,7 @@ class RemoveFileTest(CoverageTest):
             file_be_gone(".")
 
 
-@pytest.mark.skipif(not USE_CONTRACTS, reason="Contracts are disabled, can't test them")
+@pytest.mark.skipif(not env.USE_CONTRACTS, reason="Contracts are disabled, can't test them")
 class ContractTest(CoverageTest):
     """Tests of our contract decorators."""