TfL Oyster Assist — JWT Edge Case Tests

Test Matrix

Click a test to reload the page with that JWT configuration. Then try to start a chat using the widget (bottom-right). If the chat starts and you can send messages, it passed. If the widget opens but nothing happens, it failed silently.

✓ All strings ✓ Empty string value ✓ No attributes ✗ Number value ✗ Boolean value ✗ Null value ✗ Nested object ✗ Array value ✗ Expired JWT ✗ exp > 10 min ✗ Base64 secret Default (no test)

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