Deposit Money User Story

[eshwarhs]

As a bank account holder, I want to deposit money into my account to save money.

Acceptance Criteria:

Scenario 1: Successful Deposit

Given that, there exists a bank account for the user,
When they deposit a valid amount of money,
Then the account balance should be increased by the deposited amount.

Scenario 2: Invalid Deposit

Given a user attempts to deposit a negative amount,
When they submit the deposit,
Then the system should reject the deposit and return an error message.

Scenario 3: Invalid Account Deposit

Given a user does not have an account,
When they deposit a valid amount of money,
Then the system should reject the deposit and return an error message.