test: increase code coverage from 78% to 90%

[plusminushalf]

Summary

Adds comprehensive unit and integration tests across the permissionless package to increase code coverage from 78% to 90%.

Changes

New Test Files (21 total)

Etherspot Module

• wrapMessageHash.test.ts - Tests message hash wrapping functionality
• getUserOperationGasPrice.test.ts - Tests gas price retrieval

Passkey Server Module

• getCredentials.test.ts - Tests credential retrieval with validation
• startAuthentication.test.ts - Tests authentication challenge initiation
• startRegistration.test.ts - Tests registration credential options
• verifyAuthentication.test.ts - Tests authentication verification
• verifyRegistration.test.ts - Tests registration verification

Pimlico Module

• estimateErc20PaymasterCost.test.ts - Tests ERC-20 paymaster cost estimation
• sendCompressedUserOperation.test.ts - Tests compressed user operation submission

Smart Account Module

• writeContract.test.ts - Tests contract write functionality

Client Module

• createSmartAccountClient.test.ts - Tests smart account client creation and actions
• passkeyServer.test.ts - Tests passkey server client creation

Utilities & Errors

• errors/index.test.ts - Tests custom error classes
• decode7579Calls.test.ts - Tests 7579 call decoding with roundtrip validation
• encodeInstallModule.test.ts - Tests module installation encoding
• encodeUninstallModule.test.ts - Tests module uninstallation encoding
• getEstimationCallData.test.ts - Tests call data estimation
• isSmartAccountDeployed.test.ts - Tests account deployment detection
• ox.test.ts - Tests utility functions
• toOwner.test.ts - Tests owner conversion utilities

Configuration Updates

• Updated vitest.config.ts with improved test configuration

Test Coverage

Tests cover:

• Happy path scenarios
• Error handling and validation
• Edge cases and boundary conditions
• Roundtrip encoding/decoding
• RPC method invocations
• Parameter passing and response handling

[changeset-bot]

⚠️ No Changeset found

Latest commit: 83d7f00

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.76%. Comparing base (49640ae) to head (83d7f00).
⚠️ Report is 32 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #510      +/-   ##
==========================================
+ Coverage   78.71%   87.76%   +9.05%     
==========================================
  Files         107       98       -9     
  Lines        8941     8896      -45     
  Branches      564      656      +92     
==========================================
+ Hits         7038     7808     +770     
+ Misses       1877     1057     -820     
- Partials       26       31       +5     

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[github-actions]

size-limit report 📦

Path	Size
permissionless (esm)	239.99 KB (0%)
permissionless (cjs)	369.11 KB (0%)