80 lines
3.4 KiB
Swift
80 lines
3.4 KiB
Swift
//===----------------------------------------------------------------------===//
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//
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// This source file is part of the SwiftNIO open source project
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//
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// Copyright (c) 2017-2021 Apple Inc. and the SwiftNIO project authors
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// Licensed under Apache License v2.0
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//
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// See LICENSE.txt for license information
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// See CONTRIBUTORS.txt for the list of SwiftNIO project authors
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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//===----------------------------------------------------------------------===//
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import NIOCore
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import XCTest
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class UtilitiesTest: XCTestCase {
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func testCoreCountWorks() {
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XCTAssertGreaterThan(System.coreCount, 0)
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}
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@available(*, deprecated)
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func testEnumeratingInterfaces() throws {
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// This is a tricky test, because we can't really assert much and expect this
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// to pass on all systems. The best we can do is assume there is a loopback:
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// maybe an IPv4 one, maybe an IPv6 one, but there will be one. We look for
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// both.
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let interfaces = try System.enumerateInterfaces()
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XCTAssertGreaterThan(interfaces.count, 0)
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var ipv4LoopbackPresent = false
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var ipv6LoopbackPresent = false
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for interface in interfaces {
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if try interface.address == SocketAddress(ipAddress: "127.0.0.1", port: 0) {
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ipv4LoopbackPresent = true
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XCTAssertEqual(interface.netmask, try SocketAddress(ipAddress: "255.0.0.0", port: 0))
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XCTAssertNil(interface.broadcastAddress)
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XCTAssertNil(interface.pointToPointDestinationAddress)
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} else if try interface.address == SocketAddress(ipAddress: "::1", port: 0) {
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ipv6LoopbackPresent = true
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XCTAssertEqual(interface.netmask, try SocketAddress(ipAddress: "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", port: 0))
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XCTAssertNil(interface.broadcastAddress)
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XCTAssertNil(interface.pointToPointDestinationAddress)
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}
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}
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XCTAssertTrue(ipv4LoopbackPresent || ipv6LoopbackPresent)
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}
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func testEnumeratingDevices() throws {
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// This is a tricky test, because we can't really assert much and expect this
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// to pass on all systems. The best we can do is assume there is a loopback:
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// maybe an IPv4 one, maybe an IPv6 one, but there will be one. We look for
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// both.
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let devices = try System.enumerateDevices()
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XCTAssertGreaterThan(devices.count, 0)
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var ipv4LoopbackPresent = false
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var ipv6LoopbackPresent = false
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for device in devices {
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if try device.address == SocketAddress(ipAddress: "127.0.0.1", port: 0) {
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ipv4LoopbackPresent = true
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XCTAssertEqual(device.netmask, try SocketAddress(ipAddress: "255.0.0.0", port: 0))
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XCTAssertNil(device.broadcastAddress)
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XCTAssertNil(device.pointToPointDestinationAddress)
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} else if try device.address == SocketAddress(ipAddress: "::1", port: 0) {
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ipv6LoopbackPresent = true
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XCTAssertEqual(device.netmask, try SocketAddress(ipAddress: "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", port: 0))
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XCTAssertNil(device.broadcastAddress)
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XCTAssertNil(device.pointToPointDestinationAddress)
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}
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}
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XCTAssertTrue(ipv4LoopbackPresent || ipv6LoopbackPresent)
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}
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}
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