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Apex Integration Services-Apex REST Callouts
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Apex Integration Services-Apex REST Callouts
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##AnimalLocator.apxc
public class AnimalLocator
{
public static String getAnimalNameById(Integer id)
{
Http http = new Http();
HttpRequest request = new HttpRequest();
request.setEndpoint('https://th-apex-http-callout.herokuapp.com/animals/'+id);
request.setMethod('GET');
HttpResponse response = http.send(request);
String strResp = '';
system.debug('******response '+response.getStatusCode());
system.debug('******response '+response.getBody());
// If the request is successful, parse the JSON response.
if (response.getStatusCode() == 200)
{
// Deserializes the JSON string into collections of primitive data types.
Map<String, Object> results = (Map<String, Object>) JSON.deserializeUntyped(response.getBody());
// Cast the values in the 'animals' key as a list
Map<string,object> animals = (map<string,object>) results.get('animal');
System.debug('Received the following animals:' + animals );
strResp = string.valueof(animals.get('name'));
System.debug('strResp >>>>>>' + strResp );
}
return strResp ;
}
}
##AnimalLocatorTest
@isTest
private class AnimalLocatorTest{
@isTest static void AnimalLocatorMock1() {
Test.SetMock(HttpCallOutMock.class, new AnimalLocatorMock());
string result=AnimalLocator.getAnimalNameById(3);
string expectedResult='chicken';
System.assertEquals(result, expectedResult);
}
}
##AnimalLocatorMock
@isTest
global class AnimalLocatorMock implements HttpCalloutMock {
global HTTPResponse respond(HTTPRequest request) {
HttpResponse response = new HttpResponse();
response.setHeader('Content-Type', 'application/json');
response.setBody('{"animal":{"id":1,"name":"chicken","eats":"chicken food","says":"cluck cluck"}}');
response.setStatusCode(200);
return response;
}
}