serapay

Sample project or task for a job application for an online money transfer provider.

Pre-requisites

• Git
• Node v10+
• Visual Studio Code

Setup

Clone repository

git clone git@github.com:stormwild/serapay.git
cd serapay

Install dependencies and compile TypeScript files

npm i
npm run build

Run tests

npm test

Sample test output

$ npm test

> serapay@1.0.0 test /path/to/serapay
> nyc mocha -r ts-node/register src/**/*.spec.ts



  Config class
    ✓ should make successful api calls (1843ms)
    ✓ should return IConfig when getConfig is invoked
    ✓ should return ICashIn when cashIn is invoked
    ✓ should return ICashOutNatural when cashOutNatural is invoked
    ✓ should return ICashOutJuridical when cashOutJuridical is invoked

  Serapay class
    ✓ should return expected output when getCommissions is invoked with test data


  6 passing (3s)

------------|----------|----------|----------|----------|-------------------|
File        |  % Stmts | % Branch |  % Funcs |  % Lines | Uncovered Line #s |
------------|----------|----------|----------|----------|-------------------|
All files   |    97.37 |    78.57 |    96.67 |    96.97 |                   |
 config.ts  |    97.67 |    72.73 |    88.89 |    97.06 |                59 |
 serapay.ts |    97.18 |    82.35 |      100 |    96.92 |           129,157 |
------------|----------|----------|----------|----------|-------------------|

Run

Link to path

npm link

Run from command line

serapaycli

Sample output

$ serapaycli
Usage: serapaycli [options] <path>

Commandline tool that computes commission fees from cash transactions provided in a .json file

Options:
  -V, --version         output the version number
  -i, --input <string>  path to json input file
  -h, --help            output usage information

Run from build

npm start

Sample output

$ npm start

> serapay@1.0.0 start /Users/stormwild/Source/paysera/cliapp/serapay
> node ./dist/serapaycli.js

Please provide a path to an input file!

Run with Sample Data

Run from linked serapaycli

Build the application

npm i
npm run build
npm link

Run with the sample data. Make sure you are within the application root folder

serapaycli ./data/input.json

Output

0.06
0.90
87.00
3.00
0.30
0.30
5.00
0.00
0.00
0.00
0.30

Run from dist

Build the application

npm run build

Run with sample data

npm run start ./data/input.json

Alternatively

node ./dist/serapaycli.js ./data/input.json

Output

0.06
0.90
87.00
3.00
0.30
0.30
5.00
0.00
0.00
0.00
0.30

Log

Sat 14 Sep 2019

• Additional test data added
• Refactor code
• Correct commission returned
• Unit test added for Serapay class
• All tests passing

Tue 10 Sep 2019

Computation seems to be working correctly

Sun 8 Sep 2019

• Completed unit test for Config class which wraps config api
• Started command line setup

Sat 7 Sep 2019

• Created class as a wrapper for the commission configuration api.