revolut-money-transfer-app

Test task to create a lightweight money transfer app without using any framework like spring/hibernate.

Tech stack used in the project :

Jooby mvc as web service framework
H2 in memory database
Apache Maven as build tool
JUnit5 as a test framework
Mockito for mocking
Zerocode with Junit for loand test

Requirements:

Things you need to have installed to run the test project.

Git
Apache Maven
JDK 1.8

Running the application:

Clone the project.

git clone https://github.com/reetesh043/revolut-money-transfer-app.git

Go to the project.
```
cd revolut-money-transfer-app
```

Run this command

mvn clean package
java -jar target/revolut-money-transfer-1.0.0.jar

The application is deployed at http://localhost:8080/
You can find the unit test report at /revolut-money-transfer-app/target/surefire-reports and load test report at /revolut-money-transfer-app/target/zerocode-junit-granular-report.csv

Steps to test the app

Start the application as described above
Create multiple customers
Create multiple Accounts by passing customer id as Path Param
Deposit Money to accounts
Transfer the money between accounts
Request and Response for each operation mentioned is described in Available API's section

Operations

  PUT  /api/customer
  GET  /api/customer/{id}
  GET  /api/customer/{id}/accounts
  PUT  /api/account/create/{id}
  GET  /api/account/balance/{accNum}
  POST /api/transfer
  POST /api/withdraw
  POST /api/deposit

Available APIs

Customer API:

Create Customer(PUT):

-Request:

 curl --location --request PUT 'http://localhost:8080/api/customer' \
--header 'Content-Type: application/json' \
--header 'Accept: application/json' \
--data-raw '{
	"firstName": "reetesh",
	"lastName": "kumar",
	"address": "UK"`
}'

Response:

{"Status":"SUCCESS","Message":"Customer is created successfully  with customerID:2"}

GetCustomer(GET)

-Request:

http://localhost:8080/api/customer/1(customerID)

Response:

{
    "firstName": "reetesh",
    "lastName": "kumar",
    "address": "UK"
}

Account API

Create Account(PUT)

-Request:

http://localhost:8080/api/account/create/2 (CustomerID)

Response:

{
    "Status": "SUCCESS",
    "Message": "Account created successfully with accountNumber: 31XXXX14"
}

Deposit Money(POST)

-Request:

curl --location --request POST 'http://localhost:8080/api/deposit' \
--header 'Content-Type: application/json' \
--data-raw '{
	"accountNumber": "01XXXX66",
	"amount": "5200.600"
}'

Response:

{
    "accountNumber": "01XXXX66",
    "amount": 5200.600
}

Withdraw Money(POST)

Request:

curl --location --request POST 'http://localhost:8080/api/withdraw' \
--header 'Content-Type: application/json' \
--data-raw '{
	"accountNumber": "01XXXX66",
	"amount": "126.600"
}'

Response:

{
    "accountNumber": "93XXXX51",
    "amount": 5074.000
}

Check Available Balance(GET)

-Request:

curl --location --request GET 'http://localhost:8080/api/account/balance/01XXXX66 (accountNumber)'

Response:

{
    "accountNumber": "01XXXX66",
    "amount": 3200.600
}

Transfer Money(POST) Request:

curl --location --request POST 'http://localhost:8080/api/transfer' \
--header 'Content-Type: application/json' \
--data-raw '{
    "senderAccNum": "01XXXX66",
    "beneAccNum": "31XXXX14",
    "amount": "1000"
}'

Response:

{
    "Status": "SUCCESS",
    "Message": "Amount transferred successfully"
}