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import XCTest
@testable import Frisbee
final class NetworkPostTests: XCTestCase {
private let invalidUrlString = "🤷♂️"
private let validUrlString = "http://www.com.br"
#if !os(Linux)
func testInitWithCustomUrlSessionThenKeepSameReferenceOfUrlSession() {
let urlSession = URLSession(configuration: .default)
let networkPost = NetworkPost(urlSession: urlSession)
XCTAssertEqual(urlSession, networkPost.urlSession)
}
func testPostWhenURLStringIsInvalidFormatThenExecuteCompletionHandlerWithInvalidURLError() {
var generatedResult: Result<Data?>!
NetworkPost().post(url: invalidUrlString) { generatedResult = $0 }
XCTAssertEqual(generatedResult, Result.fail(.invalidUrl))
}
func testPostWhenValidURLThenGenerateSuccessResult() {
let session = MockURLSession(results: [.success(Empty.data, URLResponse())])
let networkPost = NetworkPost(urlSession: session)
var generatedResult: Result<Empty>!
networkPost.post(url: validUrlString) { generatedResult = $0 }
XCTAssertEqual(generatedResult.data, Empty())
XCTAssertNil(generatedResult.error)
}
func testPostWhenValidURLWithoutBodyThenGenerateSuccessResult() {
let session = MockURLSession(results: [.success(nil, URLResponse())])
let networkPost = NetworkPost(urlSession: session)
var generatedResult: Result<Empty>!
networkPost.post(url: validUrlString) { generatedResult = $0 }
XCTAssertNil(generatedResult.data)
XCTAssertNil(generatedResult.error)
}
func testPostWhenValidURLWithBodyThenGenerateSuccessResult() {
let session = MockURLSession(results: [.success(Empty.data, URLResponse())])
let networkPost = NetworkPost(urlSession: session)
let body = Empty()
var generatedResult: Result<Empty>!
networkPost.post(url: validUrlString, body: body) { generatedResult = $0 }
XCTAssertEqual(generatedResult.data, Empty())
XCTAssertNil(generatedResult.error)
}
func testPostWhenInvalidURLThenGenerateFailResult() {
let session = MockURLSession(results: [])
let networkPost = NetworkPost(urlSession: session)
var generatedResult: Result<Empty>!
networkPost.post(url: invalidUrlString) { generatedResult = $0 }
XCTAssertEqual(generatedResult.error, .invalidUrl)
XCTAssertNil(generatedResult.data)
}
func testPostWithBodyWhenInvalidURLThenGenerateFailResult() {
let session = MockURLSession(results: [])
let networkPost = NetworkPost(urlSession: session)
let body = Empty()
var generatedResult: Result<Empty>!
networkPost.post(url: invalidUrlString, body: body) { generatedResult = $0 }
XCTAssertEqual(generatedResult.error, .invalidUrl)
XCTAssertNil(generatedResult.data)
}
func testPostWithBodyWhenBodyAdapterThrowAnErrorThenGenerateFailResult() {
let session = MockURLSession(results: [])
let networkPost = NetworkPost(urlSession: session, bodyAdapter: BodyThrowErrorFakeAdapter())
let body = Empty()
var generatedResult: Result<Empty>!
networkPost.post(url: validUrlString, body: body) { generatedResult = $0 }
XCTAssertEqual(generatedResult.error, .invalidEntity)
XCTAssertNil(generatedResult.data)
}
func testPostWhenValidURLAndRequestFailsThenGenerateFailResult() {
let session = MockURLSession(results: [.error(SomeError.some)])
let networkPost = NetworkPost(urlSession: session)
var generatedResult: Result<Empty>!
networkPost.post(url: validUrlString) { generatedResult = $0 }
XCTAssertEqual(generatedResult.error, .other(localizedDescription: SomeError.some.localizedDescription))
XCTAssertNil(generatedResult.data)
}
#endif
}