80 lines
3.5 KiB
Swift
80 lines
3.5 KiB
Swift
import Foundation
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import Testing
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@testable import Metrics
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@Suite("网络测速")
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struct SpeedTestTests {
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@Test func 国内节点覆盖三十一个省的三网() {
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#expect(ChinaNode.provinces.count == 31)
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#expect(ChinaNode.all.count == 93)
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let bjTelecom = ChinaNode.all.first { $0.code == "bj" && $0.carrier == .telecom }
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#expect(bjTelecom?.host == "bj-ct-v4.ip.zstaticcdn.com")
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#expect(bjTelecom?.port == 80)
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// 每个省三家运营商各一个，编号不重复
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#expect(Set(ChinaNode.all.map(\.id)).count == ChinaNode.all.count)
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}
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@Test func 全球节点各大区都有且地址唯一() {
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#expect(GlobalNode.all.count == 24)
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#expect(Set(GlobalNode.all.map(\.id)).count == GlobalNode.all.count)
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#expect(Set(GlobalNode.all.map(\.downloadURL)).count == GlobalNode.all.count)
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for region in GlobalRegion.allCases {
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#expect(GlobalNode.all.contains { $0.region == region })
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}
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// 测速文件都走 HTTPS，主机名与端口取自地址
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#expect(GlobalNode.all.allSatisfy { $0.downloadURL.scheme == "https" && !$0.host.isEmpty && $0.port == 443 })
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}
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@Test func 探针按大洲分配且总数正好() {
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for probes in [10, 20, 30] {
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let locations = GlobalpingClient.distribution(probes)
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#expect(locations.reduce(0) { $0 + $1.limit } == probes)
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#expect(locations.allSatisfy { $0.limit > 0 })
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// 亚洲、欧洲、北美一定有份
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#expect(Set(locations.map(\.continent)).isSuperset(of: ["AS", "EU", "NA"]))
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}
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}
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@Test func 用量上限按档位换算() {
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#expect(SpeedTestBudget.full.limit.seconds == 10)
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#expect(SpeedTestBudget.full.limit.bytes == 200 * 1024 * 1024)
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#expect(SpeedTestBudget.light.limit.bytes < SpeedTestBudget.medium.limit.bytes)
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}
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@Test func 带宽按一千进位() {
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#expect(Format.bandwidth(820_000) == "820 kbps")
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#expect(Format.bandwidth(95_300_000) == "95.3 Mbps")
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#expect(Format.bandwidth(1_210_000_000) == "1.21 Gbps")
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#expect(Format.bandwidth(0) == "0 bps")
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}
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@Test func 扣掉Cloudflare报的服务器处理时间() {
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let headers = ["server-timing": "cfSpeedEdge;dur=3, cfSpeedWorker;dur=21, cfL4;desc=\"?proto=TCP&rtt=65767\""]
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#expect(BroadbandTest.serverMilliseconds(headers) == 24)
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#expect(BroadbandTest.serverMilliseconds([:]) == 0)
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}
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@Test func 物理网卡的DNS被代理接管时要自己解析() {
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#expect(SpeedPath.isHijackedDNS("198.18.0.2"))
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#expect(SpeedPath.isHijackedDNS("127.0.0.1"))
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#expect(SpeedPath.isHijackedDNS("::1"))
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#expect(!SpeedPath.isHijackedDNS("192.168.0.1"))
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#expect(!SpeedPath.isHijackedDNS("223.5.5.5"))
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}
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@Test func 没有代理时两条线路一样() async {
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let details = NetworkDetails(physical: nil, tunnel: nil, dnsServers: [])
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for route in SpeedRoute.allCases {
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let path = await SpeedPath.make(route: route, details: details, environment: ProxyEnvironment())
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#expect(path.route == nil)
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#expect(!path.isProxied)
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}
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// 经代理：延迟改用 HTTP 往返计时
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let proxied = await SpeedPath.make(route: .proxy, details: details,
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environment: ProxyEnvironment(proxies: [.init(kind: .http, host: "127.0.0.1", port: 6152)]))
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#expect(proxied.isProxied)
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#expect(proxied.route == .proxy)
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}
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}
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