// // Copyright © 2018 WireGuard LLC. All rights reserved. // import XCTest @testable import WireGuard class ValidatorsTests: XCTestCase { func testEndpoint() throws { _ = try Endpoint(endpointString: "[2607:f938:3001:4000::aac]:12345") _ = try Endpoint(endpointString: "192.168.0.1:12345") } func testEndpoint_invalidIP() throws { func executeTest(endpointString: String, ipString: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try Endpoint(endpointString: endpointString)) { (error) in guard case EndpointValidationError.invalidIP(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, ipString, file: file, line: line) } } executeTest(endpointString: "12345:12345", ipString: "12345") executeTest(endpointString: ":12345", ipString: "") } func testEndpoint_invalidPort() throws { func executeTest(endpointString: String, portString: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try Endpoint(endpointString: endpointString)) { (error) in guard case EndpointValidationError.invalidPort(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, portString, file: file, line: line) } } executeTest(endpointString: ":", portString: "") executeTest(endpointString: "[2607:f938:3001:4000::aac]:-12345", portString: "-12345") executeTest(endpointString: "[2607:f938:3001:4000::aac]", portString: "aac]") executeTest(endpointString: "[2607:f938:3001:4000::aac]:", portString: "") executeTest(endpointString: "192.168.0.1:-12345", portString: "-12345") executeTest(endpointString: "192.168.0.1:", portString: "") } func testEndpoint_noIpAndPort() throws { func executeTest(endpointString: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try Endpoint(endpointString: endpointString)) { (error) in guard case EndpointValidationError.noIpAndPort(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, endpointString, file: file, line: line) } } executeTest(endpointString: "192.168.0.1") executeTest(endpointString: "12345") } func testCIDRAddress() throws { _ = try CIDRAddress(stringRepresentation: "2607:f938:3001:4000::aac/24") _ = try CIDRAddress(stringRepresentation: "192.168.0.1/24") } func testIPv4CIDRAddress() throws { _ = try CIDRAddress(stringRepresentation: "192.168.0.1/24") } func testCIDRAddress_invalidIP() throws { func executeTest(stringRepresentation: String, ipString: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try CIDRAddress(stringRepresentation: stringRepresentation)) { (error) in guard case CIDRAddressValidationError.invalidIP(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, ipString, file: file, line: line) } } executeTest(stringRepresentation: "12345/12345", ipString: "12345") executeTest(stringRepresentation: "/12345", ipString: "") } func testCIDRAddress_invalidSubnet() throws { func executeTest(stringRepresentation: String, subnetString: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try CIDRAddress(stringRepresentation: stringRepresentation)) { (error) in guard case CIDRAddressValidationError.invalidSubnet(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, subnetString, file: file, line: line) } } executeTest(stringRepresentation: "/", subnetString: "") executeTest(stringRepresentation: "2607:f938:3001:4000::aac/a", subnetString: "a") executeTest(stringRepresentation: "2607:f938:3001:4000:/aac", subnetString: "aac") executeTest(stringRepresentation: "2607:f938:3001:4000::aac/", subnetString: "") executeTest(stringRepresentation: "192.168.0.1/a", subnetString: "a") executeTest(stringRepresentation: "192.168.0.1/", subnetString: "") } func testCIDRAddress_noIpAndSubnet() throws { func executeTest(stringRepresentation: String, file: StaticString = #file, line: UInt = #line) { XCTAssertThrowsError(try CIDRAddress(stringRepresentation: stringRepresentation)) { (error) in guard case CIDRAddressValidationError.noIpAndSubnet(let value) = error else { return XCTFail("Unexpected error: \(error)", file: file, line: line) } XCTAssertEqual(value, stringRepresentation, file: file, line: line) } } executeTest(stringRepresentation: "192.168.0.1") executeTest(stringRepresentation: "12345") } // swiftlint:disable next function_body_length func testIPv4CIDRAddressSubnetConversion() throws { // swiftlint:disable force_try let cidrAddress1 = try! CIDRAddress(stringRepresentation: "128.0.0.0/1")! XCTAssertEqual(cidrAddress1.ipAddress, cidrAddress1.subnetString) let cidrAddress2 = try! CIDRAddress(stringRepresentation: "192.0.0.0/2")! XCTAssertEqual(cidrAddress2.ipAddress, cidrAddress2.subnetString) let cidrAddress3 = try! CIDRAddress(stringRepresentation: "224.0.0.0/3")! XCTAssertEqual(cidrAddress3.ipAddress, cidrAddress3.subnetString) let cidrAddress4 = try! CIDRAddress(stringRepresentation: "240.0.0.0/4")! XCTAssertEqual(cidrAddress4.ipAddress, cidrAddress4.subnetString) let cidrAddress5 = try! CIDRAddress(stringRepresentation: "248.0.0.0/5")! XCTAssertEqual(cidrAddress5.ipAddress, cidrAddress5.subnetString) let cidrAddress6 = try! CIDRAddress(stringRepresentation: "252.0.0.0/6")! XCTAssertEqual(cidrAddress6.ipAddress, cidrAddress6.subnetString) let cidrAddress7 = try! CIDRAddress(stringRepresentation: "254.0.0.0/7")! XCTAssertEqual(cidrAddress7.ipAddress, cidrAddress7.subnetString) let cidrAddress8 = try! CIDRAddress(stringRepresentation: "255.0.0.0/8")! XCTAssertEqual(cidrAddress8.ipAddress, cidrAddress8.subnetString) let cidrAddress9 = try! CIDRAddress(stringRepresentation: "255.128.0.0/9")! XCTAssertEqual(cidrAddress9.ipAddress, cidrAddress9.subnetString) let cidrAddress10 = try! CIDRAddress(stringRepresentation: "255.192.0.0/10")! XCTAssertEqual(cidrAddress10.ipAddress, cidrAddress10.subnetString) let cidrAddress11 = try! CIDRAddress(stringRepresentation: "255.224.0.0/11")! XCTAssertEqual(cidrAddress11.ipAddress, cidrAddress11.subnetString) let cidrAddress12 = try! CIDRAddress(stringRepresentation: "255.240.0.0/12")! XCTAssertEqual(cidrAddress12.ipAddress, cidrAddress12.subnetString) let cidrAddress13 = try! CIDRAddress(stringRepresentation: "255.248.0.0/13")! XCTAssertEqual(cidrAddress13.ipAddress, cidrAddress13.subnetString) let cidrAddress14 = try! CIDRAddress(stringRepresentation: "255.252.0.0/14")! XCTAssertEqual(cidrAddress14.ipAddress, cidrAddress14.subnetString) let cidrAddress15 = try! CIDRAddress(stringRepresentation: "255.254.0.0/15")! XCTAssertEqual(cidrAddress15.ipAddress, cidrAddress15.subnetString) let cidrAddress16 = try! CIDRAddress(stringRepresentation: "255.255.0.0/16")! XCTAssertEqual(cidrAddress16.ipAddress, cidrAddress16.subnetString) let cidrAddress17 = try! CIDRAddress(stringRepresentation: "255.255.128.0/17")! XCTAssertEqual(cidrAddress17.ipAddress, cidrAddress17.subnetString) let cidrAddress18 = try! CIDRAddress(stringRepresentation: "255.255.192.0/18")! XCTAssertEqual(cidrAddress18.ipAddress, cidrAddress18.subnetString) let cidrAddress19 = try! CIDRAddress(stringRepresentation: "255.255.224.0/19")! XCTAssertEqual(cidrAddress19.ipAddress, cidrAddress19.subnetString) let cidrAddress20 = try! CIDRAddress(stringRepresentation: "255.255.240.0/20")! XCTAssertEqual(cidrAddress20.ipAddress, cidrAddress20.subnetString) let cidrAddress21 = try! CIDRAddress(stringRepresentation: "255.255.248.0/21")! XCTAssertEqual(cidrAddress21.ipAddress, cidrAddress21.subnetString) let cidrAddress22 = try! CIDRAddress(stringRepresentation: "255.255.252.0/22")! XCTAssertEqual(cidrAddress22.ipAddress, cidrAddress22.subnetString) let cidrAddress23 = try! CIDRAddress(stringRepresentation: "255.255.254.0/23")! XCTAssertEqual(cidrAddress23.ipAddress, cidrAddress23.subnetString) let cidrAddress24 = try! CIDRAddress(stringRepresentation: "255.255.255.0/24")! XCTAssertEqual(cidrAddress24.ipAddress, cidrAddress24.subnetString) let cidrAddress25 = try! CIDRAddress(stringRepresentation: "255.255.255.128/25")! XCTAssertEqual(cidrAddress25.ipAddress, cidrAddress25.subnetString) let cidrAddress26 = try! CIDRAddress(stringRepresentation: "255.255.255.192/26")! XCTAssertEqual(cidrAddress26.ipAddress, cidrAddress26.subnetString) let cidrAddress27 = try! CIDRAddress(stringRepresentation: "255.255.255.224/27")! XCTAssertEqual(cidrAddress27.ipAddress, cidrAddress27.subnetString) let cidrAddress28 = try! CIDRAddress(stringRepresentation: "255.255.255.240/28")! XCTAssertEqual(cidrAddress28.ipAddress, cidrAddress28.subnetString) let cidrAddress29 = try! CIDRAddress(stringRepresentation: "255.255.255.248/29")! XCTAssertEqual(cidrAddress29.ipAddress, cidrAddress29.subnetString) let cidrAddress30 = try! CIDRAddress(stringRepresentation: "255.255.255.252/30")! XCTAssertEqual(cidrAddress30.ipAddress, cidrAddress30.subnetString) let cidrAddress31 = try! CIDRAddress(stringRepresentation: "255.255.255.254/31")! XCTAssertEqual(cidrAddress31.ipAddress, cidrAddress31.subnetString) let cidrAddress32 = try! CIDRAddress(stringRepresentation: "255.255.255.255/32")! XCTAssertEqual(cidrAddress32.ipAddress, cidrAddress32.subnetString) // swiftlint:enable force_try } }