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Random WebSocket Request Key (apple#1855)
* add randomRequestKey method * fix some typos * fix compilation on 5.0 * run generate_linux_tests.rb * add test with default random number generator * @inlineable * base64Encoding @inlineable
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35 changes: 35 additions & 0 deletions
35
Tests/NIOWebSocketTests/NIOWebSocketClientUpgraderTests+XCTest.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| //===----------------------------------------------------------------------===// | ||
| // | ||
| // This source file is part of the SwiftNIO open source project | ||
| // | ||
| // Copyright (c) 2017-2018 Apple Inc. and the SwiftNIO project authors | ||
| // Licensed under Apache License v2.0 | ||
| // | ||
| // See LICENSE.txt for license information | ||
| // See CONTRIBUTORS.txt for the list of SwiftNIO project authors | ||
| // | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // | ||
| //===----------------------------------------------------------------------===// | ||
| // | ||
| // NIOWebSocketClientUpgraderTests+XCTest.swift | ||
| // | ||
| import XCTest | ||
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|
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| /// | ||
| /// NOTE: This file was generated by generate_linux_tests.rb | ||
| /// | ||
| /// Do NOT edit this file directly as it will be regenerated automatically when needed. | ||
| /// | ||
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| extension NIOWebSocketClientUpgraderTests { | ||
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| @available(*, deprecated, message: "not actually deprecated. Just deprecated to allow deprecated tests (which test deprecated functionality) without warnings") | ||
| static var allTests : [(String, (NIOWebSocketClientUpgraderTests) -> () throws -> Void)] { | ||
| return [ | ||
| ("testRandomRequestKey", testRandomRequestKey), | ||
| ("testRandomRequestKeyWithSystemRandomNumberGenerator", testRandomRequestKeyWithSystemRandomNumberGenerator), | ||
| ] | ||
| } | ||
| } | ||
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42 changes: 42 additions & 0 deletions
42
Tests/NIOWebSocketTests/NIOWebSocketClientUpgraderTests.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| //===----------------------------------------------------------------------===// | ||
| // | ||
| // This source file is part of the SwiftNIO open source project | ||
| // | ||
| // Copyright (c) 2021 Apple Inc. and the SwiftNIO project authors | ||
| // Licensed under Apache License v2.0 | ||
| // | ||
| // See LICENSE.txt for license information | ||
| // See CONTRIBUTORS.txt for the list of SwiftNIO project authors | ||
| // | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // | ||
| //===----------------------------------------------------------------------===// | ||
|
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| import XCTest | ||
| import NIOWebSocket | ||
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| /// a mock random number generator which will return the given `numbers` in order | ||
| fileprivate struct TestRandomNumberGenerator: RandomNumberGenerator { | ||
| var numbers: [UInt64] | ||
| var nextRandomNumberIndex: Int | ||
| init(numbers: [UInt64], nextRandomNumberIndex: Int = 0) { | ||
| self.numbers = numbers | ||
| self.nextRandomNumberIndex = nextRandomNumberIndex | ||
| } | ||
| mutating func next() -> UInt64 { | ||
| defer { nextRandomNumberIndex += 1 } | ||
| return numbers[nextRandomNumberIndex % numbers.count] | ||
| } | ||
| } | ||
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| final class NIOWebSocketClientUpgraderTests: XCTestCase { | ||
| func testRandomRequestKey() { | ||
| var generator = TestRandomNumberGenerator(numbers: [10, 11]) | ||
| let requestKey = NIOWebSocketClientUpgrader.randomRequestKey(using: &generator) | ||
| XCTAssertEqual(requestKey, "AAAAAAAAAAoAAAAAAAAACw==") | ||
| } | ||
| func testRandomRequestKeyWithSystemRandomNumberGenerator() { | ||
| XCTAssertEqual(NIOWebSocketClientUpgrader.randomRequestKey().count, 24, "request key must be exactly 16 bytes long and this corresponds to 24 characters in base64") | ||
| } | ||
| } |