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API Testing

Practical API testing with curl and fetch

Verify endpoints quickly and capture edge cases before shipping.

Define the happy path

List the endpoint, method, auth, and expected status and body.

Test error cases

Send invalid params, missing auth, and boundary values; capture responses.

Document and share

Save example requests, headers, and sample responses for teammates.

Checklist

  • •Confirm status codes.
  • •Validate error shape.
  • •Record sample curl commands.
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