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How do I handle errors when working with REST APIs?
What is a response code in REST API testing?
What are REST API status codes?
What is API error?
- 200 (OK) It indicates that the REST API successfully carried out whatever action the client requested and that no more specific code in the 2xx series is appropriate.
- 201 (Created) A REST API responds with the 201 status code whenever a resource is created inside a collection. There may also be times when a new resource is created as a result of some controller action, in which case 201 would also be an appropriate response.
- 202 (Accepted) A 202 response is typically used for actions that take a long while to process. It indicates that the request has been accepted for processing, but the processing has not been completed.
- 204 (No Content) The 204 status code is usually sent out in response to a PUT, POST, or DELETE request when the REST API declines to send back any status message or representation in the response message’s body.
HTTP status codes are three-digit codes that indicate the outcome of an API request. They are included in the API’s response to the API client, and they include important information that helps the client know how to proceed.
- 100 Series. These are temporary Responses. 100 Continue. 101 Switching Protocols. 102 Processing.
- 200 Series. The client accepts the Request, being processed successfully at the server. 200 – OK. 201 – Created. 202 – Accepted. 203 – Non-Authoritative Information.
- 300 Series. Most of the codes related to this series are for URL Redirection. 300 – Multiple Choices. 301 – Moved Permanently. 302 – Found. 303 – Check Other.
- 400 Series. These are specific to client-side error. 400 – Bad Request. 401 – Unauthorised. 402 – Payment Required. 403 – Forbidden. 404 – Not Found. 405 – Method Not Allowed.
Jan 9, 2023 · Learn about the different types and meanings of HTTP status codes in API testing, from informational to server error responses. See examples of how to use status codes to identify and resolve issues in API requests and responses.
- 400 Bad Request Error. This error is one of the most commonly encountered API errors, and it occurs when a server can’t parse the request itself. This could be caused by an incorrect URL, something wrong with how the API request was composed, or even an issue within the application itself.
- 401 Unauthorized Error. This API error occurs when a server cannot authorize the user’s credentials. This could be caused by an incorrect username or password or even a lack of permission access.
- 403 Forbidden Error. This API error occurs when a server refuses to fulfill a request from the client due to authorization issues or other restrictions put in place by the API provider.
- 404 Not Found Error. This API error occurs when a server can’t locate the requested resource from the API provider. This could be caused by an incorrect URL or something wrong with how the API request was composed.
Feb 8, 2024 · When an API encounters an issue, such as invalid input data or missing resources, it can lead to errors. It is essential that these errors are correctly handled and clearly presented to the client or end-user. The API lifecycle involves both the API’s producer and consumer.
Mar 4, 2020 · Picking the right code for your API In this section, we'll go through all the defined status codes and their meanings, but we'll do it differently. Let's split this section into three: Most used API codes, where we'll talk about the codes we already use and how should we use them properly; Codes not-so-often used, but we should use it more
