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