disabling boxed test if version xdist newer than 2.5.0 pytest-dev#565

Author: cclauss

tests/test_pytest_cov.py

@@ -1556,6 +1556,8 @@ def test_foo():
 SCRIPT_SIMPLE_RESULT = '4 * 100%'
 
 
+@pytest.mark.skipif('tuple(int(x) for x in xdist.__version__.split(".")) >= (2, 5, 0)',
+                    reason="--boxed option was removed in version 2.5.0")
 @pytest.mark.skipif('sys.platform == "win32"')
 def test_dist_boxed(testdir):
     script = testdir.makepyfile(SCRIPT_SIMPLE)