chromium/third_party/blink/web_tests/http/tests/devtools/console/console-eval-undefined-override-expected.txt

Tests that evaluating something in console won't crash the browser if undefined value is overriden. The test passes if it doesn't crash. Bug 64155.

var x = {a:1}; x.self = x; undefined = x;
{a: 1, self: {…}}
unknownVar
VM:1 Uncaught ReferenceError: unknownVar is not defined
(anonymous) @ VM:1