| // This source file is part of the Swift.org open source project |
| // |
| // Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors |
| // Licensed under Apache License v2.0 with Runtime Library Exception |
| // |
| // See http://swift.org/LICENSE.txt for license information |
| // See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors |
| // |
| |
| class TestUUID : XCTestCase { |
| |
| static var allTests: [(String, (TestUUID) -> () throws -> Void)] { |
| return [ |
| ("test_UUIDEquality", test_UUIDEquality), |
| ("test_UUIDInvalid", test_UUIDInvalid), |
| ("test_UUIDuuidString", test_UUIDuuidString), |
| ("test_UUIDdescription", test_UUIDdescription), |
| ("test_UUIDNSCoding", test_UUIDNSCoding), |
| ("test_hash", test_hash), |
| ] |
| } |
| |
| func test_UUIDEquality() { |
| let uuidA = UUID(uuidString: "E621E1F8-C36C-495A-93FC-0C247A3E6E5F") |
| let uuidB = UUID(uuidString: "e621e1f8-c36c-495a-93fc-0c247a3e6e5f") |
| let uuidC = UUID(uuid: (0xe6,0x21,0xe1,0xf8,0xc3,0x6c,0x49,0x5a,0x93,0xfc,0x0c,0x24,0x7a,0x3e,0x6e,0x5f)) |
| let uuidD = UUID() |
| |
| XCTAssertEqual(uuidA, uuidB, "String case must not matter.") |
| XCTAssertEqual(uuidA, uuidC, "A UUID initialized with a string must be equal to the same UUID initialized with its UnsafePointer<UInt8> equivalent representation.") |
| XCTAssertNotEqual(uuidC, uuidD, "Two different UUIDs must not be equal.") |
| } |
| |
| func test_UUIDInvalid() { |
| let uuid = UUID(uuidString: "Invalid UUID") |
| XCTAssertNil(uuid, "The convenience initializer `init?(uuidString string:)` must return nil for an invalid UUID string.") |
| } |
| |
| // `uuidString` should return an uppercase string |
| // See: https://bugs.swift.org/browse/SR-865 |
| func test_UUIDuuidString() { |
| let uuid = UUID(uuid: (0xe6,0x21,0xe1,0xf8,0xc3,0x6c,0x49,0x5a,0x93,0xfc,0x0c,0x24,0x7a,0x3e,0x6e,0x5f)) |
| XCTAssertEqual(uuid.uuidString, "E621E1F8-C36C-495A-93FC-0C247A3E6E5F", "The uuidString representation must be uppercase.") |
| } |
| |
| func test_UUIDdescription() { |
| let uuid = UUID() |
| XCTAssertEqual(uuid.description, uuid.uuidString, "The description must be the same as the uuidString.") |
| } |
| |
| func test_UUIDNSCoding() { |
| let uuidA = UUID() |
| let uuidB = NSKeyedUnarchiver.unarchiveObject(with: NSKeyedArchiver.archivedData(withRootObject: uuidA)) as! UUID |
| XCTAssertEqual(uuidA, uuidB, "Archived then unarchived uuid must be equal.") |
| } |
| |
| func test_hash() { |
| let values: [UUID] = [ |
| // This list takes a UUID and tweaks every byte while |
| // leaving the version/variant intact. |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a63baa1c-b4f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53caa1c-b4f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53bab1c-b4f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1d-b4f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b5f5-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f6-48db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-49db-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48dc-9467-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9567-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9468-9786b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9886b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9787b76b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9786b86b256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9786b76c256c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9786b76b266c")!, |
| UUID(uuidString: "a53baa1c-b4f5-48db-9467-9786b76b256d")!, |
| ] |
| checkHashable(values, equalityOracle: { $0 == $1 }) |
| } |
| } |