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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
//
//===----------------------------------------------------------------------===//
import AsyncHTTPClient // NOT @testable - tests that need @testable go into HTTPClientInternalTests.swift
import Atomics
import Logging
import NIOConcurrencyHelpers
import NIOCore
import NIOEmbedded
import NIOFoundationCompat
import NIOHTTP1
import NIOHTTP2
import NIOHTTPCompression
import NIOPosix
import NIOSSL
import NIOTestUtils
import NIOTransportServices
import XCTest
#if canImport(Network)
import Network
#endif
final class HTTPClientTests: XCTestCaseHTTPClientTestsBaseClass {
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")
XCTAssertEqual(request3.host, "")
#if os(Linux) && compiler(>=6.0)
XCTAssertEqual(request3.url.host, "")
#else
XCTAssertNil(request3.url.host)
#endif
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"
)
}
}
func testBadUnixWithBaseURL() {
let badUnixBaseURL = URL(string: "/foo", relativeTo: URL(string: "unix:")!)!
XCTAssertEqual(badUnixBaseURL.baseURL?.path, "")
XCTAssertThrowsError(try Request(url: badUnixBaseURL)) { error in
XCTAssertEqual(error as! HTTPClientError, HTTPClientError.missingSocketPath)
}
}
func testConvenienceExecuteMethods() throws {
XCTAssertEqual(
["GET"[...]],
try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["POST"[...]],
try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["PATCH"[...]],
try self.defaultClient.patch(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["PUT"[...]],
try self.defaultClient.put(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["DELETE"[...]],
try self.defaultClient.delete(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["GET"[...]],
try self.defaultClient.execute(url: self.defaultHTTPBinURLPrefix + "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
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())
}
XCTAssertEqual(
["GET"[...]],
try self.defaultClient.execute(socketPath: path, urlPath: "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["GET"[...]],
try self.defaultClient.execute(.GET, socketPath: path, urlPath: "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
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(
.http1_1(ssl: true, compress: false),
bindTarget: .unixDomainSocket(path)
)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none)
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localSocketPathHTTPBin.shutdown())
}
XCTAssertEqual(
["GET"[...]],
try localClient.execute(secureSocketPath: path, urlPath: "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
XCTAssertEqual(
["GET"[...]],
try localClient.execute(.GET, secureSocketPath: path, urlPath: "echo-method").wait().headers[
canonicalForm: "X-Method-Used"
]
)
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 testPostWithGenericBody() throws {
let bodyData = Array("hello, world!").lazy.map { $0.uppercased().first!.asciiValue! }
let erasedData = AnyRandomAccessCollection(bodyData)
let response = try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "post", body: .bytes(erasedData))
.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("HELLO, WORLD!", data.data)
}
func testPostWithFoundationDataBody() throws {
let bodyData = Data("hello, world!".utf8)
let response = try self.defaultClient.post(url: self.defaultHTTPBinURLPrefix + "post", body: .data(bodyData))
.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("hello, world!", data.data)
}
func testGetHttps() throws {
let localHTTPBin = HTTPBin(.http1_1(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(.http1_1(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 testGetHTTPSWorksOnMTELGWithIP() throws {
// Same test as above but this one will use NIO on Sockets even on Apple platforms, just to make sure
// this works.
let group = MultiThreadedEventLoopGroup(numberOfThreads: 1)
defer {
XCTAssertNoThrow(try group.syncShutdownGracefully())
}
let localHTTPBin = HTTPBin(.http1_1(ssl: true))
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(group),
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 testGetHttpsWithIPv6() throws {
try XCTSkipUnless(canBindIPv6Loopback, "Requires IPv6")
let localHTTPBin = HTTPBin(.http1_1(ssl: true), bindTarget: .localhostIPv6RandomPort)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(certificateVerification: .none)
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
var response: HTTPClient.Response?
XCTAssertNoThrow(response = try localClient.get(url: "https://[::1]:\(localHTTPBin.port)/get").wait())
XCTAssertEqual(.ok, response?.status)
}
func testGetHTTPSWorksOnMTELGWithIPv6() throws {
try XCTSkipUnless(canBindIPv6Loopback, "Requires IPv6")
// Same test as above but this one will use NIO on Sockets even on Apple platforms, just to make sure
// this works.
let group = MultiThreadedEventLoopGroup(numberOfThreads: 1)
defer {
XCTAssertNoThrow(try group.syncShutdownGracefully())
}
let localHTTPBin = HTTPBin(.http1_1(ssl: true), bindTarget: .localhostIPv6RandomPort)
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(group),
configuration: HTTPClient.Configuration(certificateVerification: .none)
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
XCTAssertNoThrow(try localHTTPBin.shutdown())
}
var response: HTTPClient.Response?
XCTAssertNoThrow(response = try localClient.get(url: "https://[::1]:\(localHTTPBin.port)/get").wait())
XCTAssertEqual(.ok, response?.status)
}
func testPostHttps() throws {
let localHTTPBin = HTTPBin(.http1_1(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(.http1_1(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(
.http1_1(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 testLeadingSlashRelativeURL() throws {
let noLeadingSlashURL = URL(
string: "percent%2Fencoded/hello",
relativeTo: URL(string: self.defaultHTTPBinURLPrefix)!
)!
let withLeadingSlashURL = URL(
string: "/percent%2Fencoded/hello",
relativeTo: URL(string: self.defaultHTTPBinURLPrefix)!
)!
let noLeadingSlashURLRequest = try HTTPClient.Request(url: noLeadingSlashURL, method: .GET)
let withLeadingSlashURLRequest = try HTTPClient.Request(url: withLeadingSlashURL, method: .GET)
let noLeadingSlashURLResponse = try self.defaultClient.execute(request: noLeadingSlashURLRequest).wait()
let withLeadingSlashURLResponse = try self.defaultClient.execute(request: withLeadingSlashURLRequest).wait()
XCTAssertEqual(noLeadingSlashURLResponse.status, .ok)
XCTAssertEqual(withLeadingSlashURLResponse.status, .ok)
}
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 testFileDownload() throws {
var request = try Request(url: self.defaultHTTPBinURLPrefix + "events/10/content-length")
request.headers.add(name: "Accept", value: "text/event-stream")
let progress =
try TemporaryFileHelpers.withTemporaryFilePath { path -> FileDownloadDelegate.Progress in
let delegate = try FileDownloadDelegate(path: path)
let progress = try self.defaultClient.execute(
request: request,
delegate: delegate
)
.wait()
try XCTAssertEqual(50, TemporaryFileHelpers.fileSize(path: path))
return progress
}
XCTAssertEqual(50, progress.totalBytes)
XCTAssertEqual(50, progress.receivedBytes)
}
func testFileDownloadError() throws {
var request = try Request(url: self.defaultHTTPBinURLPrefix + "not-found")
request.headers.add(name: "Accept", value: "text/event-stream")
let progress =
try TemporaryFileHelpers.withTemporaryFilePath { path -> FileDownloadDelegate.Progress in
let delegate = try FileDownloadDelegate(
path: path,
reportHead: {
XCTAssertEqual($0.status, .notFound)
}
)
let progress = try self.defaultClient.execute(
request: request,
delegate: delegate
)
.wait()
XCTAssertFalse(TemporaryFileHelpers.fileExists(path: path))
return progress
}
XCTAssertEqual(nil, progress.totalBytes)
XCTAssertEqual(0, progress.receivedBytes)
}
func testFileDownloadCustomError() throws {
let request = try Request(url: self.defaultHTTPBinURLPrefix + "get")
struct CustomError: Equatable, Error {}
try TemporaryFileHelpers.withTemporaryFilePath { path in
let delegate = try FileDownloadDelegate(
path: path,
reportHead: { task, head in
XCTAssertEqual(head.status, .ok)
task.fail(reason: CustomError())
},
reportProgress: { _, _ in
XCTFail("should never be called")
}
)
XCTAssertThrowsError(
try self.defaultClient.execute(
request: request,
delegate: delegate
)
.wait()
) { error in
XCTAssertEqualTypeAndValue(error, CustomError())
}
XCTAssertFalse(TemporaryFileHelpers.fileExists(path: path))
}
}
func testRemoteClose() {
XCTAssertThrowsError(try self.defaultClient.get(url: self.defaultHTTPBinURLPrefix + "close").wait()) {
XCTAssertEqual($0 as? HTTPClientError, .remoteConnectionClosed)
}
}
func testReadTimeout() {
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()) {
XCTAssertEqual($0 as? HTTPClientError, .readTimeout)
}
}
func testWriteTimeout() throws {
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: HTTPClient.Configuration(timeout: HTTPClient.Configuration.Timeout(write: .nanoseconds(10)))
)
defer {
XCTAssertNoThrow(try localClient.syncShutdown())
}
// Create a request that writes a chunk, then waits longer than the configured write timeout,
// and then writes again. This should trigger a write timeout error.
let request = try HTTPClient.Request(
url: self.defaultHTTPBinURLPrefix + "post",
method: .POST,
headers: ["transfer-encoding": "chunked"],
body: .stream { streamWriter in
_ = streamWriter.write(.byteBuffer(.init()))
let promise = self.clientGroup.next().makePromise(of: Void.self)
self.clientGroup.next().scheduleTask(in: .milliseconds(3)) {
streamWriter.write(.byteBuffer(.init())).cascade(to: promise)
}
return promise.futureResult
}
)
XCTAssertThrowsError(try localClient.execute(request: request).wait()) {
XCTAssertEqual($0 as? HTTPClientError, .writeTimeout)
}
}
func testConnectTimeout() throws {
#if os(Linux)
// 198.51.100.254 is reserved for documentation only and therefore should not accept any TCP connection
let url = "http://198.51.100.254/get"
#else
// on macOS we can use the TCP backlog behaviour when the queue is full to simulate a non reachable server.
// this makes this test a bit more stable if `198.51.100.254` actually responds to connection attempt.
// The backlog behaviour on Linux can not be used to simulate a non-reachable server.
// Linux sends a `SYN/ACK` back even if the `backlog` queue is full as it has two queues.
// The second queue is not limit by `ChannelOptions.backlog` but by `/proc/sys/net/ipv4/tcp_max_syn_backlog`.
let serverChannel = try ServerBootstrap(group: self.serverGroup)
.serverChannelOption(ChannelOptions.backlog, value: 1)
.serverChannelOption(ChannelOptions.autoRead, value: false)
.bind(host: "127.0.0.1", port: 0)
.wait()
defer {
XCTAssertNoThrow(try serverChannel.close().wait())
}
let port = serverChannel.localAddress!.port!
let firstClientChannel = try ClientBootstrap(group: self.serverGroup)
.connect(host: "127.0.0.1", port: port)
.wait()
defer {
XCTAssertNoThrow(try firstClientChannel.close().wait())
}
let url = "http://localhost:\(port)/get"
#endif
let httpClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(timeout: .init(connect: .milliseconds(100), read: .milliseconds(150)))
)
defer {
XCTAssertNoThrow(try httpClient.syncShutdown())
}
XCTAssertThrowsError(try httpClient.get(url: url).wait()) {
XCTAssertEqualTypeAndValue($0, HTTPClientError.connectTimeout)
}
}
func testDeadline() {
XCTAssertThrowsError(
try self.defaultClient.get(
url: self.defaultHTTPBinURLPrefix + "wait",
deadline: .now() + .milliseconds(150)
).wait()
) {
XCTAssertEqual($0 as? HTTPClientError, .deadlineExceeded)
}
}
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(proxy: .simulate(authorization: nil))
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(.http1_1(ssl: true), proxy: .simulate(authorization: nil))
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(proxy: .simulate(authorization: "Basic YWxhZGRpbjpvcGVuc2VzYW1l"))
let localClient = HTTPClient(
eventLoopGroupProvider: .shared(self.clientGroup),
configuration: .init(
proxy: .server(
host: "localhost",
port: localHTTPBin.port,