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Kan/happy path test improvement#17

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Kay-Zee merged 2 commits intocadence-testing-patterns-forkfrom
kan/happy-path-test-improvement
Jun 19, 2025
Merged

Kan/happy path test improvement#17
Kay-Zee merged 2 commits intocadence-testing-patterns-forkfrom
kan/happy-path-test-improvement

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@Kay-Zee Kay-Zee commented Jun 19, 2025

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Great work discovering that withdrawAndPull with pullFromTopUpSource: true actually works to return collateral!

The solution is elegant - using the PositionWrapper's authorization to enable the withdraw operation is exactly how the protocol was designed to work.

I noticed the comments and logs still say collateral cannot be withdrawn, which is now incorrect. Here are some suggested updates to reflect what's actually happening:

For repay_and_close_position.cdc:

  • Update the header comment to explain that this transaction DOES return collateral
  • Change the misleading log messages at the end

For position_lifecycle_happy_test.cdc:

  • Add a log showing Flow balance before repayment (should be 0)
  • Update the final log message to celebrate that collateral was successfully returned

I've tested these changes locally and the test passes with the updated logs showing:

Flow balance BEFORE repay: 0.00000000
...
SUCCESS: Position closed successfully!
Debt repaid and collateral returned to user
Flow balance after repay: 1000.00000000 - Collateral successfully returned!

kgrgpg added a commit that referenced this pull request Jun 19, 2025
- Merged PR #17 which provides a clean solution for collateral withdrawal

- Uses MockTidalProtocolConsumer.borrowPositionForWithdraw() to provide FungibleToken.Withdraw authorization

- withdrawAndPull with pullFromTopUpSource: true automatically repays debt and returns collateral

- Updated misleading comments and logs to reflect that collateral IS successfully returned

- This approach avoids the security vulnerability in PR #16's repayAndClosePosition method
@Kay-Zee Kay-Zee merged commit 2596aa5 into cadence-testing-patterns-fork Jun 19, 2025
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@Kay-Zee Kay-Zee deleted the kan/happy-path-test-improvement branch June 19, 2025 22:57
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2 participants