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HTTPClientTests.swift
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//===----------------------------------------------------------------------===//
//
// This source file is part of the AsyncHTTPClient open source project
//
// Copyright (c) 2018-2019 Apple Inc. and the AsyncHTTPClient project authors
// Licensed under Apache License v2.0
//
// See LICENSE.txt for license information
// See CONTRIBUTORS.txt for the list of AsyncHTTPClient project authors
//
// SPDX-License-Identifier: Apache-2.0
//
//===----------------------------------------------------------------------===//
/* NOT @testable */ import AsyncHTTPClient // Tests that need @testable go into HTTPClientInternalTests.swift
#if canImport(Network)
import Network
#endif
import Logging
import NIO
import NIOConcurrencyHelpers
import NIOFoundationCompat
import NIOHTTP1
import NIOHTTPCompression
import NIOSSL
import NIOTestUtils
import NIOTransportServices
import XCTest
class HTTPClientTests: XCTestCase {
typealias Request = HTTPClient.Request
var clientGroup: EventLoopGroup!
var serverGroup: EventLoopGroup!
var defaultHTTPBin: HTTPBin!
var defaultClient: HTTPClient!
var backgroundLogStore: CollectEverythingLogHandler.LogStore!
var defaultHTTPBinURLPrefix: String {
return "http://localhost:\(self.defaultHTTPBin.port)/"
}
override func setUp() {
XCTAssertNil(self.clientGroup)
XCTAssertNil(self.serverGroup)
XCTAssertNil(self.defaultHTTPBin)
XCTAssertNil(self.defaultClient)
XCTAssertNil(self.backgroundLogStore)
self.clientGroup = getDefaultEventLoopGroup(numberOfThreads: 1)
self.serverGroup = MultiThreadedEventLoopGroup(numberOfThreads: 1)
self.defaultHTTPBin = HTTPBin()
self.backgroundLogStore = CollectEverythingLogHandler.LogStore()
var backgroundLogger = Logger(label: "\(#function)", factory: { _ in
CollectEverythingLogHandler(logStore: self.backgroundLogStore!)
})
backgroundLogger.logLevel = .trace
self.defaultClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
backgroundActivityLogger: backgroundLogger)
}
override func tearDown() {
if let defaultClient = self.defaultClient {
XCTAssertNoThrow(try defaultClient.syncShutdown())
self.defaultClient = nil
}
XCTAssertNotNil(self.defaultHTTPBin)
XCTAssertNoThrow(try self.defaultHTTPBin.shutdown())
self.defaultHTTPBin = nil
XCTAssertNotNil(self.clientGroup)
XCTAssertNoThrow(try self.clientGroup.syncShutdownGracefully())
self.clientGroup = nil
XCTAssertNotNil(self.serverGroup)
XCTAssertNoThrow(try self.serverGroup.syncShutdownGracefully())
self.serverGroup = nil
XCTAssertNotNil(self.backgroundLogStore)
self.backgroundLogStore = nil
}
func testRequestURI() throws {
let request1 = try Request(url: "https://someserver.com:8888/some/path?foo=bar")
XCTAssertEqual(request1.url.host, "someserver.com")
XCTAssertEqual(request1.url.path, "/some/path")
XCTAssertEqual(request1.url.query!, "foo=bar")
XCTAssertEqual(request1.port, 8888)
XCTAssertTrue(request1.useTLS)
let request2 = try Request(url: "https://someserver.com")
XCTAssertEqual(request2.url.path, "")
let request3 = try Request(url: "unix:///tmp/file")
XCTAssertNil(request3.url.host)
XCTAssertEqual(request3.host, "")
XCTAssertEqual(request3.url.path, "/tmp/file")
XCTAssertEqual(request3.port, 80)
XCTAssertFalse(request3.useTLS)
let request4 = try Request(url: "http+unix://%2Ftmp%2Ffile/file/path")
XCTAssertEqual(request4.host, "")
XCTAssertEqual(request4.url.host, "/tmp/file")
XCTAssertEqual(request4.url.path, "/file/path")
XCTAssertFalse(request4.useTLS)
let request5 = try Request(url: "https+unix://%2Ftmp%2Ffile/file/path")
XCTAssertEqual(request5.host, "")
XCTAssertEqual(request5.url.host, "/tmp/file")
XCTAssertEqual(request5.url.path, "/file/path")
XCTAssertTrue(request5.useTLS)
}
func testBadRequestURI() throws {
XCTAssertThrowsError(try Request(url: "some/path"), "should throw") { error in
XCTAssertEqual(error as! HTTPClientError, HTTPClientError.emptyScheme)
}
XCTAssertThrowsError(try Request(url: "app://somewhere/some/path?foo=bar"), "should throw") { error in
XCTAssertEqual(error as! HTTPClientError, HTTPClientError.unsupportedScheme("app"))
}
XCTAssertThrowsError(try Request(url: "https:/foo"), "should throw") { error in
XCTAssertEqual(error as! HTTPClientError, HTTPClientError.emptyHost)
}
XCTAssertThrowsError(try Request(url: "http+unix:///path"), "should throw") { error in
XCTAssertEqual(error as! HTTPClientError, HTTPClientError.missingSocketPath)
}
}
func testSchemaCasing() throws {
XCTAssertNoThrow(try Request(url: "hTTpS://someserver.com:8888/some/path?foo=bar"))
XCTAssertNoThrow(try Request(url: "uNIx:///some/path"))
XCTAssertNoThrow(try Request(url: "hTtP+uNIx://%2Fsome%2Fpath/"))
XCTAssertNoThrow(try Request(url: "hTtPS+uNIx://%2Fsome%2Fpath/"))
}
func testURLSocketPathInitializers() throws {
let url1 = URL(httpURLWithSocketPath: "/tmp/file")
XCTAssertNotNil(url1)
if let url = url1 {
XCTAssertEqual(url.scheme, "http+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/")
XCTAssertEqual(url.absoluteString, "http+unix://%2Ftmp%2Ffile/")
}
let url2 = URL(httpURLWithSocketPath: "/tmp/file", uri: "/file/path")
XCTAssertNotNil(url2)
if let url = url2 {
XCTAssertEqual(url.scheme, "http+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "http+unix://%2Ftmp%2Ffile/file/path")
}
let url3 = URL(httpURLWithSocketPath: "/tmp/file", uri: "file/path")
XCTAssertNotNil(url3)
if let url = url3 {
XCTAssertEqual(url.scheme, "http+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "http+unix://%2Ftmp%2Ffile/file/path")
}
let url4 = URL(httpURLWithSocketPath: "/tmp/file with spacesと漢字", uri: "file/path")
XCTAssertNotNil(url4)
if let url = url4 {
XCTAssertEqual(url.scheme, "http+unix")
XCTAssertEqual(url.host, "/tmp/file with spacesと漢字")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "http+unix://%2Ftmp%2Ffile%20with%20spaces%E3%81%A8%E6%BC%A2%E5%AD%97/file/path")
}
let url5 = URL(httpsURLWithSocketPath: "/tmp/file")
XCTAssertNotNil(url5)
if let url = url5 {
XCTAssertEqual(url.scheme, "https+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/")
XCTAssertEqual(url.absoluteString, "https+unix://%2Ftmp%2Ffile/")
}
let url6 = URL(httpsURLWithSocketPath: "/tmp/file", uri: "/file/path")
XCTAssertNotNil(url6)
if let url = url6 {
XCTAssertEqual(url.scheme, "https+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "https+unix://%2Ftmp%2Ffile/file/path")
}
let url7 = URL(httpsURLWithSocketPath: "/tmp/file", uri: "file/path")
XCTAssertNotNil(url7)
if let url = url7 {
XCTAssertEqual(url.scheme, "https+unix")
XCTAssertEqual(url.host, "/tmp/file")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "https+unix://%2Ftmp%2Ffile/file/path")
}
let url8 = URL(httpsURLWithSocketPath: "/tmp/file with spacesと漢字", uri: "file/path")
XCTAssertNotNil(url8)
if let url = url8 {
XCTAssertEqual(url.scheme, "https+unix")
XCTAssertEqual(url.host, "/tmp/file with spacesと漢字")
XCTAssertEqual(url.path, "/file/path")
XCTAssertEqual(url.absoluteString, "https+unix://%2Ftmp%2Ffile%20with%20spaces%E3%81%A8%E6%BC%A2%E5%AD%97/file/path")
}
let url9 = URL(httpURLWithSocketPath: "/tmp/file", uri: " ")
XCTAssertNil(url9)
let url10 = URL(httpsURLWithSocketPath: "/tmp/file", uri: " ")
XCTAssertNil(url10)
}
func testConvenienceExecuteMethods() throws {
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["POST"[...]],
try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["PATCH"[...]],
try self.defaultClient.patch(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["PUT"[...]],
try self.defaultClient.put(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["DELETE"[...]],
try self.defaultClient.delete(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try self.defaultClient.execute(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["CHECKOUT"[...]],
try self.defaultClient.execute(.CHECKOUT, url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
}
func testConvenienceExecuteMethodsOverSocket() throws {
XCTAssertNoThrow(try TemporaryFileHelpers.withTemporaryUnixDomainSocketPathName { path in
let localSocketPathHTTPBin = HTTPBin(bindTarget: .unixDomainSocket(path))
defer {
XCTAssertNoThrow(try localSocketPathHTTPBin.shutdown())
}
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try self.defaultClient.execute(socketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try self.defaultClient.execute(.GET, socketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["POST"[...]],
try self.defaultClient.execute(.POST, socketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
})
}
func testConvenienceExecuteMethodsOverSecureSocket() throws {
XCTAssertNoThrow(try TemporaryFileHelpers.withTemporaryUnixDomainSocketPathName { path in
let localSocketPathHTTPBin = HTTPBin(ssl: true, bindTarget: .unixDomainSocket(path))
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localSocketPathHTTPBin.shutdown())
}
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try localClient.execute(secureSocketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["GET"[...]],
try localClient.execute(.GET, secureSocketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
XCTAssertNoThrow(XCTAssertEqual(["POST"[...]],
try localClient.execute(.POST, secureSocketPath: path, urlPath: "echo-method").wait().headers[canonicalForm: "X-Method-Used"]))
})
}
func testGet() throws {
let response = try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "get").wait()
XCTAssertEqual(.ok, response.status)
}
func testGetWithDifferentEventLoopBackpressure() throws {
let request = try HTTPClient.Request(url: self.defaultHTTPBinURLPrefix + "events/10/1")
let delegate = TestHTTPDelegate(backpressureEventLoop: self.serverGroup.next())
let task = self.defaultClient.execute(request: request, delegate: delegate)
try task.wait()
}
func testPost() throws {
let response = try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "post", body: .string("1234")).wait()
let bytes = response.body.flatMap { $0.getData(at: 0, length: $0.readableBytes) }
let data = try JSONDecoder().decode(RequestInfo.self, from: bytes!)
XCTAssertEqual(.ok, response.status)
XCTAssertEqual("1234", data.data)
}
func testGetHttps() throws {
let localHTTPBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let response = try localClient.get(url: "https://localhost:\(localHTTPBin.port)/get").wait()
XCTAssertEqual(.ok, response.status)
}
func testGetHttpsWithIP() throws {
let localHTTPBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let response = try localClient.get(url: "https://127.0.0.1:\(localHTTPBin.port)/get").wait()
XCTAssertEqual(.ok, response.status)
}
func testPostHttps() throws {
let localHTTPBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let request = try Request(url: "https://localhost:\(localHTTPBin.port)/post", method: .POST, body: .string("1234"))
let response = try localClient.execute(request: request).wait()
let bytes = response.body.flatMap { $0.getData(at: 0, length: $0.readableBytes) }
let data = try JSONDecoder().decode(RequestInfo.self, from: bytes!)
XCTAssertEqual(.ok, response.status)
XCTAssertEqual("1234", data.data)
}
func testHttpRedirect() throws {
let httpsBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, redirectConfiguration: .follow(max: 10, allowCycles: true)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try httpsBin.shutdown())
}
var response = try localClient.get(url: self.defaultHTTPBinURLPrefix + "redirect/302").wait()
XCTAssertEqual(response.status, .ok)
response = try localClient.get(url: self.defaultHTTPBinURLPrefix + "redirect/https?port=\(httpsBin.port)").wait()
XCTAssertEqual(response.status, .ok)
XCTAssertNoThrow(try TemporaryFileHelpers.withTemporaryUnixDomainSocketPathName { httpSocketPath in
XCTAssertNoThrow(try TemporaryFileHelpers.withTemporaryUnixDomainSocketPathName { httpsSocketPath in
let socketHTTPBin = HTTPBin(bindTarget: .unixDomainSocket(httpSocketPath))
let socketHTTPSBin = HTTPBin(ssl: true, bindTarget: .unixDomainSocket(httpsSocketPath))
defer {
XCTAssertNoThrow(try socketHTTPBin.shutdown())
XCTAssertNoThrow(try socketHTTPSBin.shutdown())
}
// From HTTP or HTTPS to HTTP+UNIX should fail to redirect
var targetURL = "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
var request = try Request(url: self.defaultHTTPBinURLPrefix + "redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
var response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .found)
XCTAssertEqual(response.headers.first(name: "Location"), targetURL)
request = try Request(url: "https://localhost:\(httpsBin.port)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .found)
XCTAssertEqual(response.headers.first(name: "Location"), targetURL)
// From HTTP or HTTPS to HTTPS+UNIX should also fail to redirect
targetURL = "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
request = try Request(url: self.defaultHTTPBinURLPrefix + "redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .found)
XCTAssertEqual(response.headers.first(name: "Location"), targetURL)
request = try Request(url: "https://localhost:\(httpsBin.port)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .found)
XCTAssertEqual(response.headers.first(name: "Location"), targetURL)
// ... while HTTP+UNIX to HTTP, HTTPS, or HTTP(S)+UNIX should succeed
targetURL = self.defaultHTTPBinURLPrefix + "ok"
request = try Request(url: "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "https://localhost:\(httpsBin.port)/ok"
request = try Request(url: "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
request = try Request(url: "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
request = try Request(url: "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
// ... and HTTPS+UNIX to HTTP, HTTPS, or HTTP(S)+UNIX should succeed
targetURL = self.defaultHTTPBinURLPrefix + "ok"
request = try Request(url: "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "https://localhost:\(httpsBin.port)/ok"
request = try Request(url: "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "http+unix://\(httpSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
request = try Request(url: "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
targetURL = "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/ok"
request = try Request(url: "https+unix://\(httpsSocketPath.addingPercentEncoding(withAllowedCharacters: .urlHostAllowed)!)/redirect/target", method: .GET, headers: ["X-Target-Redirect-URL": targetURL], body: nil)
response = try localClient.execute(request: request).wait()
XCTAssertEqual(response.status, .ok)
})
})
}
func testHttpHostRedirect() {
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, redirectConfiguration: .follow(max: 10, allowCycles: true)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
}
let url = self.defaultHTTPBinURLPrefix + "redirect/loopback?port=\(self.defaultHTTPBin.port)"
var maybeResponse: HTTPClient.Response?
XCTAssertNoThrow(maybeResponse = try localClient.get(url: url).wait())
guard let response = maybeResponse, let body = response.body else {
XCTFail("request failed")
return
}
let hostName = try? JSONDecoder().decode(RequestInfo.self, from: body).data
XCTAssertEqual("127.0.0.1:\(self.defaultHTTPBin.port)", hostName)
}
func testPercentEncoded() throws {
let response = try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "percent%20encoded").wait()
XCTAssertEqual(.ok, response.status)
}
func testPercentEncodedBackslash() throws {
let response = try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "percent%2Fencoded/hello").wait()
XCTAssertEqual(.ok, response.status)
}
func testMultipleContentLengthHeaders() throws {
let body = ByteBuffer(string: "hello world!")
var headers = HTTPHeaders()
headers.add(name: "Content-Length", value: "12")
let request = try Request(url: self.defaultHTTPBinURLPrefix + "post", method: .POST, headers: headers, body: .byteBuffer(body))
let response = try self.defaultClient.execute(request: request).wait()
// if the library adds another content length header we'll get a bad request error.
XCTAssertEqual(.ok, response.status)
}
func testStreaming() throws {
var request = try Request(url: self.defaultHTTPBinURLPrefix + "events/10/1")
request.headers.add(name: "Accept", value: "text/event-stream")
let delegate = CountingDelegate()
let count = try self.defaultClient.execute(request: request, delegate: delegate).wait()
XCTAssertEqual(10, count)
}
func testRemoteClose() throws {
XCTAssertThrowsError(try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "close").wait(), "Should fail") { error in
guard case let error = error as? HTTPClientError, error == .remoteConnectionClosed else {
return XCTFail("Should fail with remoteConnectionClosed")
}
}
}
func testReadTimeout() throws {
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(timeout: HTTPClient.Configuration.Timeout(read: .milliseconds(150))))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
}
XCTAssertThrowsError(try localClient.get(url: self.defaultHTTPBinURLPrefix + "wait").wait(), "Should fail") { error in
guard case let error = error as? HTTPClientError, error == .readTimeout else {
return XCTFail("Should fail with readTimeout")
}
}
}
func testConnectTimeout() throws {
let httpClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(timeout: .init(connect: .milliseconds(100), read: .milliseconds(150))))
defer {
XCTAssertNoThrow(try httpClient.syncShutdown())
}
// This must throw as 198.51.100.254 is reserved for documentation only
XCTAssertThrowsError(try httpClient.get(url: "http://198.51.100.254:65535/get").wait()) { error in
XCTAssertEqual(.connectTimeout(.milliseconds(100)), error as? ChannelError)
}
}
func testDeadline() throws {
XCTAssertThrowsError(try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "wait", deadline: .now() + .milliseconds(150)).wait(), "Should fail") { error in
guard case let error = error as? HTTPClientError, error == .readTimeout else {
return XCTFail("Should fail with readTimeout")
}
}
}
func testCancel() throws {
let queue = DispatchQueue(label: "nio-test")
let request = try Request(url: self.defaultHTTPBinURLPrefix + "wait")
let task = self.defaultClient.execute(request: request, delegate: TestHTTPDelegate())
queue.asyncAfter(deadline: .now() + .milliseconds(100)) {
task.cancel()
}
XCTAssertThrowsError(try task.wait(), "Should fail") { error in
guard case let error = error as? HTTPClientError, error == .cancelled else {
return XCTFail("Should fail with cancelled")
}
}
}
func testStressCancel() throws {
let request = try Request(url: self.defaultHTTPBinURLPrefix + "wait", method: .GET)
let tasks = (1...100).map { _ -> HTTPClient.Task<TestHTTPDelegate.Response> in
let task = self.defaultClient.execute(request: request, delegate: TestHTTPDelegate())
task.cancel()
return task
}
for task in tasks {
switch (Result { try task.futureResult.timeout(after: .seconds(10)).wait() }) {
case .success:
XCTFail("Shouldn't succeed")
return
case .failure(let error):
guard let clientError = error as? HTTPClientError, clientError == .cancelled else {
XCTFail("Unexpected error: \(error)")
return
}
}
}
}
func testHTTPClientAuthorization() {
var authorization = HTTPClient.Authorization.basic(username: "aladdin", password: "opensesame")
XCTAssertEqual(authorization.headerValue, "Basic YWxhZGRpbjpvcGVuc2VzYW1l")
authorization = HTTPClient.Authorization.bearer(tokens: "mF_9.B5f-4.1JqM")
XCTAssertEqual(authorization.headerValue, "Bearer mF_9.B5f-4.1JqM")
}
func testProxyPlaintext() throws {
let localHTTPBin = HTTPBin(simulateProxy: .plaintext)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(proxy: .server(host: "localhost", port: localHTTPBin.port))
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let res = try localClient.get(url: "http://test/ok").wait()
XCTAssertEqual(res.status, .ok)
}
func testProxyTLS() throws {
let localHTTPBin = HTTPBin(simulateProxy: .tls)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(
certificateVerification: .none,
proxy: .server(host: "localhost", port: localHTTPBin.port)
)
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let res = try localClient.get(url: "https://test/ok").wait()
XCTAssertEqual(res.status, .ok)
}
func testProxyPlaintextWithCorrectlyAuthorization() throws {
let localHTTPBin = HTTPBin(simulateProxy: .plaintext)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(proxy: .server(host: "localhost", port: localHTTPBin.port, authorization: .basic(username: "aladdin", password: "opensesame")))
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
let res = try localClient.get(url: "http://test/ok").wait()
XCTAssertEqual(res.status, .ok)
}
func testProxyPlaintextWithIncorrectlyAuthorization() throws {
let localHTTPBin = HTTPBin(simulateProxy: .plaintext)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(proxy: .server(host: "localhost",
port: localHTTPBin.port,
authorization: .basic(username: "aladdin",
password: "opensesamefoo"))))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
XCTAssertThrowsError(try localClient.get(url: "http://test/ok").wait(), "Should fail") { error in
guard case let error = error as? HTTPClientError, error == .proxyAuthenticationRequired else {
return XCTFail("Should fail with HTTPClientError.proxyAuthenticationRequired")
}
}
}
func testUploadStreaming() throws {
let body: HTTPClient.Body = .stream(length: 8) { writer in
let buffer = ByteBuffer(string: "1234")
return writer.write(.byteBuffer(buffer)).flatMap {
let buffer = ByteBuffer(string: "4321")
return writer.write(.byteBuffer(buffer))
}
}
let response = try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "post", body: body).wait()
let bytes = response.body.flatMap { $0.getData(at: 0, length: $0.readableBytes) }
let data = try JSONDecoder().decode(RequestInfo.self, from: bytes!)
XCTAssertEqual(.ok, response.status)
XCTAssertEqual("12344321", data.data)
}
func testNoContentLengthForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/nocontentlength").wait(), "Should fail") { error in
guard case let error = error as? NIOSSLError, error == .uncleanShutdown else {
return XCTFail("Should fail with NIOSSLError.uncleanShutdown")
}
}
}
func testNoContentLengthWithIgnoreErrorForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, ignoreUncleanSSLShutdown: true))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
let response = try localClient.get(url: "https://localhost:\(localHTTPBin.port)/nocontentlength").wait()
let bytes = response.body.flatMap { $0.getData(at: 0, length: $0.readableBytes) }
let string = String(decoding: bytes!, as: UTF8.self)
XCTAssertEqual(.ok, response.status)
XCTAssertEqual("foo", string)
}
func testCorrectContentLengthForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
let response = try localClient.get(url: "https://localhost:\(localHTTPBin.port)/").wait()
let bytes = response.body.flatMap { $0.getData(at: 0, length: $0.readableBytes) }
let string = String(decoding: bytes!, as: UTF8.self)
XCTAssertEqual(.notFound, response.status)
XCTAssertEqual("Not Found", string)
}
func testNoContentForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
let response = try localClient.get(url: "https://localhost:\(localHTTPBin.port)/nocontent").wait()
XCTAssertEqual(.noContent, response.status)
XCTAssertEqual(response.body, nil)
}
func testNoResponseForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/noresponse").wait(), "Should fail") { error in
guard case let sslError = error as? NIOSSLError, sslError == .uncleanShutdown else {
return XCTFail("Should fail with NIOSSLError.uncleanShutdown")
}
}
}
func testNoResponseWithIgnoreErrorForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, ignoreUncleanSSLShutdown: true))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/noresponse").wait(), "Should fail") { error in
guard case let sslError = error as? NIOSSLError, sslError == .uncleanShutdown else {
return XCTFail("Should fail with NIOSSLError.uncleanShutdown")
}
}
}
func testWrongContentLengthForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/wrongcontentlength").wait(), "Should fail") { error in
XCTAssertEqual(.uncleanShutdown, error as? NIOSSLError)
}
}
func testWrongContentLengthWithIgnoreErrorForSSLUncleanShutdown() throws {
// NIOTS deals with ssl unclean shutdown internally
guard !isTestingNIOTS() else { return }
let localHTTPBin = HttpBinForSSLUncleanShutdown()
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none,
ignoreUncleanSSLShutdown: true))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
localHTTPBin.shutdown()
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/wrongcontentlength").wait(), "Should fail") { error in
XCTAssertEqual(.invalidEOFState, error as? HTTPParserError)
}
}
func testEventLoopArgument() throws {
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(redirectConfiguration: .follow(max: 10, allowCycles: true)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
}
class EventLoopValidatingDelegate: HTTPClientResponseDelegate {
typealias Response = Bool
let eventLoop: EventLoop
var result = false
init(eventLoop: EventLoop) {
self.eventLoop = eventLoop
}
func didReceiveHead(task: HTTPClient.Task<Bool>, _ head: HTTPResponseHead) -> EventLoopFuture<Void> {
self.result = task.eventLoop === self.eventLoop
return task.eventLoop.makeSucceededFuture(())
}
func didFinishRequest(task: HTTPClient.Task<Bool>) throws -> Bool {
return self.result
}
}
let eventLoop = self.clientGroup.next()
let delegate = EventLoopValidatingDelegate(eventLoop: eventLoop)
var request = try HTTPClient.Request(url: self.defaultHTTPBinURLPrefix + "get")
var response = try localClient.execute(request: request, delegate: delegate, eventLoop: .delegate(on: eventLoop)).wait()
XCTAssertEqual(true, response)
// redirect
request = try HTTPClient.Request(url: self.defaultHTTPBinURLPrefix + "redirect/302")
response = try localClient.execute(request: request, delegate: delegate, eventLoop: .delegate(on: eventLoop)).wait()
XCTAssertEqual(true, response)
}
func testDecompression() throws {
let localHTTPBin = HTTPBin(compress: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(decompression: .enabled(limit: .none)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
var body = ""
for _ in 1...1000 {
body += "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."
}
for algorithm in [nil, "gzip", "deflate"] {
var request = try HTTPClient.Request(url: "http://localhost:\(localHTTPBin.port)/post", method: .POST)
request.body = .string(body)
if let algorithm = algorithm {
request.headers.add(name: "Accept-Encoding", value: algorithm)
}
let response = try localClient.execute(request: request).wait()
let bytes = response.body!.getData(at: 0, length: response.body!.readableBytes)!
let data = try JSONDecoder().decode(RequestInfo.self, from: bytes)
XCTAssertEqual(.ok, response.status)
XCTAssertGreaterThan(body.count, response.headers["Content-Length"].first.flatMap { Int($0) }!)
if let algorithm = algorithm {
XCTAssertEqual(algorithm, response.headers["Content-Encoding"].first)
} else {
XCTAssertEqual("deflate", response.headers["Content-Encoding"].first)
}
XCTAssertEqual(body, data.data)
}
}
func testDecompressionLimit() throws {
let localHTTPBin = HTTPBin(compress: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup), configuration: .init(decompression: .enabled(limit: .ratio(1))))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
var request = try HTTPClient.Request(url: "http://localhost:\(localHTTPBin.port)/post", method: .POST)
request.body = .byteBuffer(ByteBuffer(bytes: [120, 156, 75, 76, 28, 5, 200, 0, 0, 248, 66, 103, 17]))
request.headers.add(name: "Accept-Encoding", value: "deflate")
XCTAssertThrowsError(try localClient.execute(request: request).wait()) { error in
guard case .some(.limit) = error as? NIOHTTPDecompression.DecompressionError else {
XCTFail("wrong error: \(error)")
return
}
}
}
func testLoopDetectionRedirectLimit() throws {
let localHTTPBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, redirectConfiguration: .follow(max: 5, allowCycles: false)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/redirect/infinite1").wait(), "Should fail with redirect limit") { error in
XCTAssertEqual(error as? HTTPClientError, HTTPClientError.redirectCycleDetected)
}
}
func testCountRedirectLimit() throws {
let localHTTPBin = HTTPBin(ssl: true)
let localClient = HTTPClient(eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none, redirectConfiguration: .follow(max: 10, allowCycles: true)))
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
XCTAssertThrowsError(try localClient.get(url: "https://localhost:\(localHTTPBin.port)/redirect/infinite1").wait(), "Should fail with redirect limit") { error in
XCTAssertEqual(error as? HTTPClientError, HTTPClientError.redirectLimitReached)
}
}
func testMultipleConcurrentRequests() throws {
let numberOfRequestsPerThread = 1000
let numberOfParallelWorkers = 5
final class HTTPServer: ChannelInboundHandler {
typealias InboundIn = HTTPServerRequestPart
typealias OutboundOut = HTTPServerResponsePart
func channelRead(context: ChannelHandlerContext, data: NIOAny) {
if case .end = self.unwrapInboundIn(data) {
let responseHead = HTTPServerResponsePart.head(.init(version: .init(major: 1, minor: 1),
status: .ok))
context.write(self.wrapOutboundOut(responseHead), promise: nil)
context.writeAndFlush(self.wrapOutboundOut(.end(nil)), promise: nil)
}
}
}
let group = MultiThreadedEventLoopGroup(numberOfThreads: 2)
defer {
XCTAssertNoThrow(try group.syncShutdownGracefully())
}
var server: Channel?
XCTAssertNoThrow(server = try ServerBootstrap(group: group)
.serverChannelOption(ChannelOptions.socket(.init(SOL_SOCKET), .init(SO_REUSEADDR)), value: 1)
.serverChannelOption(ChannelOptions.backlog, value: .init(numberOfParallelWorkers))
.childChannelInitializer { channel in
channel.pipeline.configureHTTPServerPipeline(withPipeliningAssistance: false,
withServerUpgrade: nil,
withErrorHandling: false).flatMap {
channel.pipeline.addHandler(HTTPServer())
}
}
.bind(to: .init(ipAddress: "127.0.0.1", port: 0))
.wait())
defer {
XCTAssertNoThrow(try server?.close().wait())
}
let g = DispatchGroup()
for workerID in 0..<numberOfParallelWorkers {
DispatchQueue(label: "\(#file):\(#line):worker-\(workerID)").async(group: g) {
func makeRequest() {
let url = "http://127.0.0.1:\(server?.localAddress?.port ?? -1)/hello"
XCTAssertNoThrow(try self.defaultClient.get(url: url).wait())
}
for _ in 0..<numberOfRequestsPerThread {
makeRequest()
}
}
}
let timeout = DispatchTime.now() + .seconds(180)
switch g.wait(timeout: timeout) {