Do not trigger warning about tuples being always True if the tuple has size != 2

2018-09-04 13:41:11 -03:00
parent 615c671434
commit 9ae0a3cd85
2 changed files with 13 additions and 4 deletions
--- a/src/_pytest/assertion/rewrite.py
+++ b/src/_pytest/assertion/rewrite.py
@@ -750,7 +750,7 @@ class AssertionRewriter(ast.NodeVisitor):
        the expression is false.

        """
-        if isinstance(assert_.test, ast.Tuple):
+        if isinstance(assert_.test, ast.Tuple) and len(assert_.test.elts) == 2:
            from _pytest.warning_types import PytestWarning
            import warnings