mirror of
https://github.com/apple/container.git
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91 lines
3.4 KiB
Swift
91 lines
3.4 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2025 Apple Inc. and the Containerization project authors. All rights reserved.
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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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//
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import Foundation
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import Testing
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@testable import ContainerizationExtras
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final class TestIPv4Address {
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@Test
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func testUintMask() {
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#expect(0xffff_ffff == PrefixLength(0).suffixMask32)
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#expect(0x0000_7fff == PrefixLength(17).suffixMask32)
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#expect(0x0000_0000 == PrefixLength(32).suffixMask32)
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#expect(0x0000_0000 == PrefixLength(33).suffixMask32)
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#expect(0x0000_0000 == PrefixLength(0).prefixMask32)
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#expect(0xfffe_0000 == PrefixLength(15).prefixMask32)
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#expect(0xffff_ffff == PrefixLength(32).prefixMask32)
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#expect(0xffff_ffff == PrefixLength(33).prefixMask32)
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}
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@Test
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func testOctetCountError() {
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let ipAddressValue = "192.168.64"
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do {
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_ = try IPv4Address(ipAddressValue)
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#expect(Bool(false), "Expected AddressError.invalidStringAddress to be thrown")
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} catch {
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#expect(
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error as? NetworkAddressError == .invalidStringAddress(address: ipAddressValue),
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"Unexpected error thrown: \(error)")
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}
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}
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@Test
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func testOctetInvalidError() {
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let ipAddressValue = "192.168.256.255"
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do {
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_ = try IPv4Address(ipAddressValue)
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#expect(Bool(false), "Expected AddressError.invalidStringAddress to be thrown")
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} catch {
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#expect(
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error as? NetworkAddressError == .invalidStringAddress(address: ipAddressValue),
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"Unexpected error thrown: \(error)")
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}
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}
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@Test
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func testAddressFromString() throws {
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let ipAddressValue = "192.168.64.25"
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let ipAddress = try IPv4Address(ipAddressValue)
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#expect(ipAddressValue == ipAddress.description)
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#expect(UInt32(0xc0a8_4019) == ipAddress.value)
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#expect([192, 168, 64, 25] == ipAddress.networkBytes)
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}
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@Test
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func testAddressPrefix() throws {
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let ipAddressValue = "172.18.204.85"
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let ipAddress = try IPv4Address(ipAddressValue)
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#expect(0x0000_0000 == ipAddress.prefix(prefixLength: 0).value)
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#expect(0xac12_cc55 == ipAddress.prefix(prefixLength: 32).value)
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#expect(0xac12_cc55 == ipAddress.prefix(prefixLength: 33).value)
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#expect(0xac10_0000 == ipAddress.prefix(prefixLength: 14).value)
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}
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@Test
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func testCoding() async throws {
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let text = "200.100.50.25"
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let expected = try IPv4Address(text)
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let data = try JSONEncoder().encode(expected)
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let actual = try JSONDecoder().decode(IPv4Address.self, from: data)
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#expect(expected == actual)
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}
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}
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