mirror of
https://github.com/apple/swift.git
synced 2025-12-21 12:14:44 +01:00
f42158b12e
It breaks cases where there really is a single unlabeled argument of tuple type, like this:
let pairs = [(1, "A"), (2, "B")]
print(pairs.map { $0.0 })
39 lines
1.2 KiB
Plaintext
39 lines
1.2 KiB
Plaintext
// RUN: %target-run-simple-swiftgyb
|
|
// REQUIRES: executable_test
|
|
// REQUIRES: objc_interop
|
|
|
|
import Foundation
|
|
import StdlibUnittest
|
|
|
|
let NSStringTests = TestSuite("NSString")
|
|
|
|
NSStringTests.test("String.init(_: NSString)")
|
|
.forEach(in: ["", "a", "abc", "a\u{0301}", "\u{e1}"]) {
|
|
input in
|
|
let nss: NSString = NSString(utf8String: input)!
|
|
expectEqual(input, String(nss))
|
|
}
|
|
|
|
NSStringTests.test("NSString bridges to String with custom AnyHashable")
|
|
.forEach(in: ["", "a", "abc", "a\u{0301}", "\u{e1}"]) {
|
|
input in
|
|
let s = input._bridgeToObjectiveC()
|
|
expectNotEmpty(s._toCustomAnyHashable())
|
|
expectEqual("String", String(describing: type(of: AnyHashable(s).base)))
|
|
}
|
|
|
|
NSStringTests.test("AnyHashable(NSString) uses Swift String comparison rules") {
|
|
// U+0301 COMBINING ACUTE ACCENT
|
|
// U+00E1 LATIN SMALL LETTER A WITH ACUTE
|
|
let nss1: NSString = NSString(utf8String: "a\u{0301}")!
|
|
let nss2: NSString = NSString(utf8String: "\u{e1}")!
|
|
let ah1 = AnyHashable(nss1)
|
|
let ah2 = AnyHashable(nss2)
|
|
expectEqual("String", String(describing: type(of: ah1.base)))
|
|
expectEqual("String", String(describing: type(of: ah2.base)))
|
|
checkHashable([ah1, ah2], equalityOracle: { _ in true })
|
|
}
|
|
|
|
runAllTests()
|
|
|