Improve unit tests coverage for quoting-service (part 1)

[ggrg]

Goal:

As a ML OSS code-base maintainer
I want to provide full unit test coverage for Quote Model script
so that the code-quality needed for quoting-service can be achieved and maintained

Tasks:

• Provide full unit tests coverage for model/quotes.js [@ggrg]
  • handleQuoteUpdate [@ggrg]
  • forwardQuoteUpdate [@ggrg]
  • handleQuoteUpdateResend [@ggrg] d481c56
  • handleQuoteError
  • handleQuoteGet
  • forwardQuoteGet
  • handleException
  • sendErrorCallback
  • checkDuplicateQuoteRequest
  • checkDuplicateQuoteResponse
  • removeEmptyKeys
  • calculateRequestHash
  • generateRequestHeaders
  • writeLog

Acceptance Criteria:

• Full unit tests coverage for Quote Model
• Unit Tests pass
• Integration Tests pass
• Code Style & Coverage meets standards
• Changes made to config (default.json) are broadcast to team and follow-up tasks added to update helm charts and other deployment config.

Pull Requests:

• feature/1041 Improve Unit Tests Coverage quoting-service#80

Follow-up:

• Improve unit tests coverage for quoting-service (part 2) #1047

Dependencies:

• Address quoting-service setImmediate calls in unit testing #1027

Accountability:

• Owner: @ggrg
• QA/Review: @rmothilal, @mdebarros

[ggrg]

Start:

Current: