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50 lines
1.4 KiB
Swift
50 lines
1.4 KiB
Swift
// RUN: rm -rf %t
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// RUN: mkdir -p %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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//
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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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import StdlibUnittest
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// Also import modules which are used by StdlibUnittest internally. This
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// workaround is needed to link all required libraries in case we compile
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// StdlibUnittest with -sil-serialize-all.
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import SwiftPrivate
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#if _runtime(_ObjC)
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import ObjectiveC
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#endif
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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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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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var 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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runAllTests()
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