CaseIterableIsolation.swift

// RUN: %target-swift-frontend -target %target-swift-5.1-abi-triple %s -emit-sil -o /dev/null -verify -strict-concurrency=complete
// RUN: %target-swift-frontend -target %target-swift-5.1-abi-triple %s -emit-sil -o /dev/null -verify -strict-concurrency=complete -enable-upcoming-feature RegionBasedIsolation

// REQUIRES: executable_test
// REQUIRES: concurrency
// REQUIRES: swift_feature_RegionBasedIsolation

import StdlibUnittest

varCaseIterableTests=TestSuite("CaseIterableTests")

CaseIterableTests.test("MainActor Isolated Enums"){
@MainActor
enumEnumMainActor:CaseIterable{
case a, b
}

expectEqual(EnumMainActor.allCases.count,2)
expectEqual(EnumMainActor.allCases,[.a,.b])
}

runAllTests()