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// 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()
expectNotNil(s._toCustomAnyHashable())
expectEqual(String.self, 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.self, type(of: ah1.base))
expectEqual(String.self, type(of: ah2.base))
checkHashable([ah1, ah2], equalityOracle: { _, _ in true })
}
runAllTests()
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