Apex REST Callouts || Apex Integration Services

Apex Integration Services || Advanced Apex Specialist

[@salesforcetrailheadsolutions]

public class AnimalLocator{
public static String getAnimalNameById(Integer y){
Http http = new Http();
HttpRequest req = new HttpRequest();
req.setEndpoint('th-apex-http-callout.herokuapp.com/animals/' + y);
req.setMethod('GET');
Map animal= new Map();
HttpResponse response = http.send(req);
if (response.getStatusCode() == 200) {
Map results = (Map)JSON.deserializeUntyped(response.getBody());
animal = (Map) results.get('animal');
}
return (String)animal.get('name');
}
}

[@salesforcetrailheadsolutions]

@isTest
private class AnimalLocatorTest {
@isTest static void AnimalLocatorMock1(){
// Set mock callout class
Test.setMock(HttpCalloutMock.class, new AnimalLocatorMock());
string result = AnimalLocator.getAnimalNameById(3);
string expectedValue = 'elephant';
System.assertEquals(result, expectedValue);
}
}

[@salesforcetrailheadsolutions]

@isTest
global class AnimalLocatorMock implements HttpCalloutMock {
// Implement this interface method
global HTTPResponse respond(HTTPRequest request) {
// Create a fake response
HttpResponse response = new HttpResponse();
response.setHeader('Content-Type', 'application/json');
response.setBody('{"animals": ["goat", "lion", "tiger", "elephant", "chicken"]}');
response.setStatusCode(200);
return response;
}
}