Bank Account App

Description

This project is built using ruby 2.4.0 that creates the same facilities a bank account does. Banks accounts are allowed to have deposits, withdrawals and print statements. See specification for more details.

Specification

Requirements

The following list describes the requirements for this project:

Create a program for handling a bank account.
Deposits can be made into the bank account.
Withdrawals can be made from the bank account.
Account statement can be printed (date, withdrawals, deposits, balance)
Your code should be able to interact with the IRB console.
Data can be kept in memory (it doesn't need to be stored to a database or anything).

Acceptance criteria

Given a client makes a deposit of 1000 on 10-01-2012 and a deposit of 2000 on 13-01-2012 and a withdrawal of 500 on 14-01-2012 when they prints their bank statement then they would see

   Date    ||  Withdrawals  ||  Deposits  ||  Balance
14/01/2012 ||               ||   £500.00  || £2500.00
13/01/2012 ||    £2000.00   ||            || £3000.00
10/01/2012 ||    £1000.00   ||            || £1000.00

User stories

The following user stories were used to achieve the specification:

As a client,
so that I can use the services provided by the bank,
I want to be able to have a bank account.

As a client,
so that I am able to save money,
I want to be able to deposit into my bank account.

As a client,
so that I am able to use the money I have saved,
I want to be able to withdraw money from my bank account.

As a client,
so that I can monitor my balance history,
I want to be able view my bank account statement.

Usage

Installation

To install the program do the following:

- Clone this repo
- Run cd bank
- Run bundle install

Run tests

To run the tests do:

- Run rspec

Use program

To use the program:

- Run irb (or pry):

Program Example

[1] pry(main)> require './lib/bank_account'
=> true
[2] pry(main)> require './lib/statement'
=> true
[3] pry(main)> require './lib/transaction_history'
=> true
[4] pry(main)> bank_account = BankAccount.new
=> #<BankAccount:0x007f885985b978 @balance=0, @statement=#<TransactionHistory:0x007f885985b950 @statement=[]>>
[5] pry(main)> bank_account.deposit(1000)
=> 1000
[6] pry(main)> bank_account.deposit(2500)
=> 3500
[7] pry(main)> bank_account.balance
=> 3500
[8] pry(main)> bank_account.withdraw(500)
=> 3000
[9] pry(main)> bank_account.display_statement
   Date    ||  Withdrawals  ||  Deposits  ||  Balance
{:date=>"2017-05-15", :withdrawals=>0, :deposits=>1000, :balance=>1000}
{:date=>"2017-05-15", :withdrawals=>0, :deposits=>2500, :balance=>3500}
{:date=>"2017-05-15", :withdrawals=>500, :deposits=>0, :balance=>3000}
=> nil
[10] pry(main)> bank_account
=> #<BankAccount:0x007f885985b978
 @balance=3000,
 @statement=
  #<TransactionHistory:0x007f885985b950
   @statement=
    [{:date=>"2017-05-15", :withdrawals=>0, :deposits=>1000, :balance=>1000},
     {:date=>"2017-05-15", :withdrawals=>0, :deposits=>2500, :balance=>3500},
     {:date=>"2017-05-15", :withdrawals=>500, :deposits=>0, :balance=>3000}]>>

UltimateCoder00 / bank