Year13 Online Assignment

This program solves the problem provided by Year13

Assumptions

1. The price in the input is the unit price of the product
2. The output price also displays the unit price of the product including tax
3. The category of items (exempted item or imported item) is hardcoded

Folder Structure

.
├── Class
│   ├── BaseTax.php
│   ├── Billing.php
│   ├── Category.php
│   ├── ImportTax.php
│   └── Item.php
├── Input
│   ├── input1.txt
│   ├── input2.txt
│   └── input3.txt
├── Interface
│   └── TaxInterface.php
├── main.php
└── Tests
    ├── BillingTest.php
    ├── CategoryTest.php
    └── ItemTest.php

Executing the program

php main.php input1.txt
php main.php input2.txt
php main.php input3.txt

Sample program output

php main.php input1.txt

Quantity, Product, Price
1, book, 12.49
1, music cd, 16.49
1, chocolate bar, 0.85

Sales Tax: 1.50
Total: 29.83

Prerequisites

php-cli