Files
swift-mirror/test/ClangModules/enum-error.swift

91 lines
3.2 KiB
Swift

// REQUIRES: OS=macosx
// RUN: %target-swift-frontend -DNONE -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=NONE
// RUN: %target-swift-frontend -DEMPTYCATCH -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=EMPTYCATCH
// RUN: %target-swift-frontend -DASQEXPR -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=ASQEXPR
// RUN: %target-swift-frontend -DASBANGEXPR -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=ASBANGEXPR
// RUN: %target-swift-frontend -DCATCHIS -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=CATCHIS
// RUN: %target-swift-frontend -DCATCHAS -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=CATCHAS
// RUN: %target-swift-frontend -DGENERICONLY -emit-sil %s -import-objc-header %S/Inputs/enum-error.h | FileCheck %s -check-prefix=GENERICONLY
// RUN: %target-swift-frontend -emit-sil %s -import-objc-header %S/Inputs/enum-error.h -verify
import Foundation
func testError() {
let testErrorNSError = NSError(domain: TestErrorDomain,
code: Int(TestError.TENone.rawValue),
userInfo: nil)
// Below are a number of test cases to make sure that various pattern and cast
// expression forms are sufficient in pulling in th _NSBridgedError
// conformance.
#if NONE
// NONE-NOT: TestError: _BridgedNSError
let terr = getErr(); terr
#elseif EMPTYCATCH
// EMPTYCATCH-NOT: TestError: _BridgedNSError
do {
throw TestError.TENone
} catch {}
#elseif ASQEXPR
// ASQEXPR: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
let wasTestError = testErrorNSError as? TestError; wasTestError
#elseif ASBANGEXPR
// ASBANGEXPR: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
let terr2 = testErrorNSError as! TestError; terr2
#elseif ISEXPR
// ISEXPR: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
if (testErrorNSError is TestError) {
print("true")
} else {
print("false")
}
#elseif CATCHIS
// CATCHIS: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
do {
throw TestError.TETwo
} catch is TestError {
} catch {}
#elseif CATCHAS
// CATCHAS: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
do {
throw TestError.TETwo
} catch let err as TestError {
err
} catch {}
#elseif GENERICONLY
// FIXME: THE BELOW IS WRONG! This alone doesn't pull in the conformance, but it should.
// GENERICONLY-NOT: TestError: _BridgedNSError
func dyncast<T, U>(_ x: T) -> U {
return x as! U
}
let _ : TestError = dyncast(testErrorNSError)
#else
// CHECK: sil_witness_table shared [fragile] TestError: _BridgedNSError module __ObjC
let terr = getErr()
switch (terr) { case .TENone, .TEOne, .TETwo: break } // ok
switch (terr) { case .TENone, .TEOne: break }
// expected-error@-1 {{switch must be exhaustive, consider adding a default clause}}
let _ = TestError(rawValue: 2)!
do {
throw TestError.TEOne
} catch is TestError {
} catch {}
#endif
}