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103 lines
3.1 KiB
Swift
103 lines
3.1 KiB
Swift
// RUN: %empty-directory(%t)
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// RUN: %target-build-swift %s -o %t/Assert_Debug -Onone
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// RUN: %target-build-swift %s -Xfrontend -disable-access-control -o %t/Assert_Release -O
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// RUN: %target-build-swift %s -Xfrontend -disable-access-control -o %t/Assert_Unchecked -Ounchecked
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// RUN: %target-codesign %t/Assert_Debug
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// RUN: %target-codesign %t/Assert_Release
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// RUN: %target-codesign %t/Assert_Unchecked
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//
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// RUN: %target-run %t/Assert_Debug
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// RUN: %target-run %t/Assert_Release
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// RUN: %target-run %t/Assert_Unchecked
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// REQUIRES: executable_test
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// UNSUPPORTED: OS=wasip1
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import StdlibUnittest
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func returnNil() -> AnyObject? {
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return _opaqueIdentity(nil as AnyObject?)
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}
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var OptionalTraps = TestSuite("OptionalTraps")
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func shouldCheckErrorLocation() -> Bool {
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// Location information for runtime traps is only emitted in debug builds.
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guard _isDebugAssertConfiguration() else { return false }
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// The runtime error location format changed after the 5.3 release.
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// (https://github.com/apple/swift/pull/34665)
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if #available(macOS 11.3, iOS 14.5, tvOS 14.5, watchOS 7.4, *) {
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return true
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} else {
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return false
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}
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}
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OptionalTraps.test("UnwrapNone")
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.skip(.custom(
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{ _isFastAssertConfiguration() },
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reason: "this trap is not guaranteed to happen in -Ounchecked"))
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.code {
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let a: AnyObject? = returnNil()
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expectCrashLater()
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let unwrapped: AnyObject = a!
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_blackHole(unwrapped)
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}
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OptionalTraps.test("UnwrapNone/location")
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.skip(.custom(
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{ _isFastAssertConfiguration() },
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reason: "this trap is not guaranteed to happen in -Ounchecked"))
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.crashOutputMatches(shouldCheckErrorLocation()
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? "OptionalTraps.swift:58:"
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: "")
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.code {
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expectCrashLater()
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let a: AnyObject? = returnNil()
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expectCrashLater()
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let unwrapped: AnyObject = a!
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_blackHole(unwrapped)
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}
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OptionalTraps.test("UnwrapNone/Ounchecked")
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.xfail(.custom(
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{ !_isFastAssertConfiguration() },
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reason: "unwrapping nil should trap unless we are in -Ounchecked mode"))
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.code {
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var a: AnyObject? = returnNil()
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expectEqual(0, unsafeBitCast(a!, to: Int.self))
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}
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OptionalTraps.test("UnwrapNone/Message")
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.skip(.custom(
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{ _isFastAssertConfiguration() },
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reason: "this trap is not guaranteed to happen in -Ounchecked"))
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.skip(.custom(
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{ !_isDebugAssertConfiguration() },
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reason: "this trap may not have an error message may not be printed in -O"))
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.code {
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var a: AnyObject? = returnNil()
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expectCrashLater(withMessage:
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"Unexpectedly found nil while unwrapping an Optional value")
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let unwrapped: AnyObject = a!
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_blackHole(unwrapped)
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}
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OptionalTraps.test("UnwrapNone/Message/Implicit")
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.skip(.custom(
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{ _isFastAssertConfiguration() },
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reason: "this trap is not guaranteed to happen in -Ounchecked"))
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.skip(.custom(
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{ !_isDebugAssertConfiguration() },
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reason: "this trap may not have an error message may not be printed in -O"))
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.code {
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var a: AnyObject! = returnNil()
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expectCrashLater(withMessage:
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"Unexpectedly found nil while implicitly unwrapping an Optional value")
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let unwrapped: AnyObject = a
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_blackHole(unwrapped)
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}
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runAllTests()
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