85 lines
2.9 KiB
Swift
85 lines
2.9 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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import Foundation
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import Testing
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@testable import Containerization
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struct DNSTests {
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@Test func dnsResolvConfWithAllFields() {
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let dns = DNS(
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nameservers: ["8.8.8.8", "1.1.1.1"],
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domain: "example.com",
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searchDomains: ["internal.com", "test.com"],
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options: ["ndots:2", "timeout:1"]
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)
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let expected = "nameserver 8.8.8.8\nnameserver 1.1.1.1\ndomain example.com\nsearch internal.com test.com\noptions ndots:2 timeout:1\n"
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#expect(dns.resolvConf == expected)
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}
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@Test func dnsResolvConfWithEmptyFields() {
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let dns = DNS(
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nameservers: [],
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domain: nil,
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searchDomains: [],
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options: []
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)
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// Should return empty string when all fields are empty
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#expect(dns.resolvConf == "")
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}
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@Test func dnsResolvConfWithOnlyNameservers() {
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let dns = DNS(nameservers: ["8.8.8.8"])
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let expected = "nameserver 8.8.8.8\n"
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#expect(dns.resolvConf == expected)
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}
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@Test func dnsValidateAcceptsValidIPv4Nameservers() throws {
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let dns = DNS(nameservers: ["8.8.8.8", "1.1.1.1"])
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#expect(throws: Never.self) { try dns.validate() }
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}
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@Test func dnsValidateAcceptsValidIPv6Nameservers() throws {
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let dns = DNS(nameservers: ["2001:4860:4860::8888", "::1"])
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#expect(throws: Never.self) { try dns.validate() }
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}
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@Test func dnsValidateAcceptsMixedIPv4AndIPv6Nameservers() throws {
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let dns = DNS(nameservers: ["8.8.8.8", "2001:4860:4860::8844"])
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#expect(throws: Never.self) { try dns.validate() }
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}
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@Test func dnsValidateAcceptsEmptyNameservers() throws {
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let dns = DNS(nameservers: [])
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#expect(throws: Never.self) { try dns.validate() }
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}
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@Test func dnsValidateRejectsHostname() {
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let dns = DNS(nameservers: ["dns.example.com"])
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#expect(throws: (any Error).self) { try dns.validate() }
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}
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@Test func dnsValidateRejectsInvalidAddress() {
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let dns = DNS(nameservers: ["not-an-ip"])
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#expect(throws: (any Error).self) { try dns.validate() }
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}
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}
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