Add Comprehensive Unit Tests for Coins List Endpoint

[CryptoSCK]

Add Comprehensive Unit Tests for Coins List Endpoint

Description

Task

Add unit tests for coins list endpoint

Acceptance Criteria

• Coins list retrieval works correctly
• Pagination is supported
• Invalid parameters are handled
• Coin data structure is validated

Summary of Work

Overview

This pull request adds comprehensive unit tests for the coins list endpoint, ensuring robust validation of the getCoins() service method's functionality.

Changes Made

• Implemented detailed unit tests in src/tests/coinsList.test.ts
• Covered multiple test scenarios for the coins list endpoint:
  1. Basic list retrieval
  2. Data structure validation
  3. Pagination support
  4. Error handling
  5. Consistency checking

Test Scenarios Covered

• ✅ Verifies non-empty coins list is returned
• ✅ Validates coin data structure (id, symbol, name)
• ✅ Tests pagination functionality
• ✅ Checks error handling for invalid pagination parameters
• ✅ Ensures consistent results across multiple calls

Implementation Details

• Used Vitest for testing framework
• Imported getCoins() from coinsService.ts
• Tested both default and paginated list retrieval
• Added type checking for coin properties
• Implemented error scenario validation

Notes

• Tests use mock data from coinsService.ts
• Focused on unit testing, avoiding end-to-end test runners

Changes Made

• Added comprehensive unit tests in src/tests/coinsList.test.ts
• Validated coin list retrieval functionality
• Tested pagination and error handling scenarios

Tests

• Test non-empty coins list retrieval
• Validate coin data structure
• Check pagination support
• Verify error handling for invalid parameters
• Ensure consistent results

Signatures

Staking Key

941izj4WsQqBwNLsSgDf3BSKS1dJMbS1q9d2o23ZjBHp: 4qwydX6E482eFk9Lnbj91xrvouJZsXxcWqUmz9TmXHEou4Rke1wA9yYjESVrjGwSsx41j32kpCyhxybUfuiTs2u3QHrtNNirBzBAaSdDmaqGUTMhrKSgjLZcVedeSFTS5qLe4Y6ZKw191wPPNLaELhiiNQirWuhJQSi3eP8jBUHSfECyWZkDgLktsYrVnffUGCWCFjDGEJ411iogrKfBULMR2vaYfydX4TRbuwAewmbtbYt7ediCyrjd7xAgiUWkiEXgYdC1ReJG2CgdJW3FRbgxvFg5M3GZSspaAZZ9T4expwWHWb42KbTodR9FRDShLnA1gKzogfNSNNvdQis9JwkwmzUZiKMP1SA9oC7dgz3BgkkYNceTP79cmpH6Ge7ftxhCcWwR4qHREAvFKwvMUaUvT9uaPwLBW

Public Key

EWghpH7Xb9HL74TitMBog5Vow8nFjpdJfNCa6hc2wfca: 7BGAZL3ybTKN2xocWdbtKzn2SJu3FCiJBrjVL97L47bjykdfXMgxrVMdxrdhmTS23q5tbFCi7YoxFmq3HfdG9Xk5WexSkBnfNvWCbbeZPxw1yRrUzc7cpZ9uf2jSdaHRYpKqrEDLpCtaQAUxGXxkqSLU6p1AGknF4hL7mzBFKiTQzqJYNwDFamDFoUEjJmFkwMVVA2qZXdWJEh3BaFYwNKbGJa9JAq6ENT39V3nSykZzK7986exPDcVo6zWoXREbsPnyza6PjtH6vqZTPQFciyow8TEELHq6yoMTbHg8AVVZepjAqhfJsWf9dQjSh4kj4PjPEBBPBL96qzNzXp2oCXx8MtJnSurWfEBkpF2UthjbazBn2JEG4fDScB8tuzu8MWc3xvsfyNhuwFFu2C5cuV4CfB4AfsBLx