harden test

Author: blueyed

testing/test_pdb.py

@@ -185,8 +185,8 @@ def test_check(self):
             "--pdb {p1}::Blub::test_error {p1}::Blub::test_check".format(p1=p1)
         )
         child.expect("Pdb")
-        child.sendline("p self.filename")
-        child.expect("'debug.me'")
+        child.sendline("p 'filename=' + self.filename")
+        child.expect("'filename=debug.me'")
         child.sendline("c")
         rest = child.read().decode("utf8")
         assert "= 1 failed, 1 passed in" in rest