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feat: Add comprehensive Bridge quote fetching integration tests#7

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devin/1757013826-bridge-integration-tests
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feat: Add comprehensive Bridge quote fetching integration tests#7
devin-ai-integration[bot] wants to merge 10 commits intomainfrom
devin/1757013826-bridge-integration-tests

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@devin-ai-integration devin-ai-integration Bot commented Sep 4, 2025 •
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feat: Add comprehensive Bridge quote fetching integration tests

Summary

This PR adds comprehensive integration tests for the Bridge quote fetching system in MetaMask Mobile, covering cross-chain transaction flows, quote validation, timeout handling, and error scenarios with external bridge providers. The integration tests provide end-to-end testing of the Bridge system's core functionality including EVM ↔ Solana bridge transactions.

Key additions:

  • BridgeQuoteFetching.integration.test.ts (670 lines): Complete quote request lifecycle, cross-chain flows, timeout handling, and provider error scenarios
  • CrossChainValidation.integration.test.ts: EVM-Solana bridge validation and destination address handling
  • ExternalProviders.integration.test.ts: External provider response handling, rate limiting, and data validation
  • Updated documentation in README.md and docs/readme/testing.md to document the new test suite

Review & Testing Checklist for Human

⚠️ CRITICAL - Please verify these items as there were environment issues during development:

  • Run integration tests locally: Execute yarn jest app/components/UI/Bridge/__tests__/integration/ to ensure all tests pass (there were 5 failing tests during development that may not be fully resolved)
  • Verify mock accuracy: Review the mock setups in the integration tests, especially selectBridgeQuotes and Engine.context.BridgeController, to ensure they accurately represent real system behavior
  • Test the documented commands: Verify that the commands in docs/readme/testing.md work correctly and don't get stuck on coverage collection
  • Cross-chain scenario validation: Manually test or review that the EVM ↔ Solana bridge test scenarios match actual Bridge system behavior
  • Environment stability: Ensure Jest doesn't get stuck on coverage collection or encounter TypeScript declaration errors during test execution

Notes

  • The integration tests use extensive mocking of the Bridge controller and related utilities - please verify these mocks align with actual system behavior
  • There were environment issues during development with Jest getting stuck on coverage collection due to TypeScript declaration file errors
  • The test suite covers 47 different scenarios across quote fetching, cross-chain validation, and external provider interactions
  • Tests use jest.useFakeTimers() for debounced update testing - ensure timer behavior matches expectations

Requested by: mason.batchelor@windsurf.com (@mbatchelor81)
Link to Devin run: https://app.devin.ai/sessions/32249dab3eea4212a7a3d36641bf4ee7

@devin-ai-integration @mason-cognition
feat: Add comprehensive Bridge quote fetching integration tests
5723bdf 
- Add integration tests for complete quote request lifecycle with debounced updates
- Add cross-chain transaction flow tests for EVM-Solana bridge validation
- Add quote validation and timeout handling tests with refresh mechanisms
- Add error scenario tests for external bridge providers (network failures, timeouts, malformed responses)
- Add comprehensive test coverage for Bridge system integration points
- Use existing test patterns and mock infrastructure for consistency
- Tests cover quote formatting, price impact, slippage, and network fee calculations

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
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devin-ai-integration Bot commented Sep 4, 2025

🤖 Devin AI Engineer

I'll be helping with this pull request! Here's what you should know:

✅ I will automatically:

  • Address comments on this PR. Add '(aside)' to your comment to have me ignore it.
  • Look at CI failures and help fix them

Note: I can only respond to comments from users who have write access to this repository.

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@devin-ai-integration @mason-cognition
fix: Rename setup.ts to testSetup.ts to avoid Jest treating it as tes…
ba1905a 
…t file

- Rename setup.ts to testSetup.ts to prevent Jest from running it as a test
- Update import paths in all integration test files
- Fixes Jest error: 'Your test suite must contain at least one test'

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@mbatchelor81
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mbatchelor81 commented Sep 15, 2025

Make sure the README is up to date

devin-ai-integration Bot and others added 8 commits September 15, 2025 16:19
@devin-ai-integration @mason-cognition
docs: Update README and testing docs to document Bridge integration t…
a735466 
…ests

- Add Bridge Integration Tests section to testing.md with comprehensive coverage details
- Update README.md documentation links to reference Bridge integration tests
- Document test commands, coverage areas, and key features tested
- Addresses GitHub comment: 'Make sure the README is up to date'

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Simplify test state setup for price impact formatting test
279b671 
- Remove complex bridgeReducerOverrides that were causing formattedQuoteData to be undefined
- Use simpler state setup pattern that matches other successful tests
- Fixes test failure in 'should handle price impact and slippage formatting'

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Add missing state fields to remaining Quote Data Formatting tests
6469243 
- Add quotesLastFetched and quotesRefreshCount to all failing tests
- Ensures formattedQuoteData and destTokenAmount are properly generated
- Fixes remaining test failures in Quote Data Formatting and Validation section

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Add missing mockQuoteWithMetadata import and fix test assertions
d6f5470 
- Add import for mockQuoteWithMetadata to resolve TypeScript errors
- Fix cross-chain parameter validation tests to expect string chain IDs
- Fix loading state transition test expectations
- Update error scenario tests to expect undefined instead of null

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Change quotes data structure from object to array
8dca793 
- Fix quotes field to be array instead of object to match bridge controller expectations
- Resolves 'quotes.map is not a function' errors in integration tests

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Correct test expectations for null vs undefined and loading states
9f22c59 
- Fix bestQuote and activeQuote to expect null instead of undefined
- Fix quote request parameter validation test to not throw error
- Fix loading state transition test expectations

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Correct activeQuote expectation from null to undefined
b15c1bf 
- Fix malformed quote responses test to expect undefined instead of null
- Aligns with actual hook behavior for activeQuote

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
@devin-ai-integration @mason-cognition
fix: Resolve remaining lint issues and test expectations in Bridge in…
350fdab 
…tegration tests

- Fix activeQuote expectations to match actual behavior (undefined vs null)
- Add proper type assertions for Engine.context.BridgeController mocks
- Remove unused testSetup.ts file
- Address lint warnings in integration test files

Co-Authored-By: mason.batchelor@windsurf.com <mason.batchelor@windsurf.com>
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@mbatchelor81