Task: Unit tests

[surpher]

❕ Problem Statement

This fork has been spun up for specific needs of a project IBA is involved in. Therefore some of the code is not tested properly.

💬 Task Description

• Fix any existing failing unit tests
• Write "e2e" tests verifying Pact contract is written and assert it contains expected elements
  (eg: https://github.com/surpher/PactSwift/blob/main/Tests/Services/PactContractTests.swift)

👩‍🔧 Technical Design Notes

🤝 Relationships

• Other Related Issues: #xxx, #yyy