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// RUN: %empty-directory(%t)
// RUN: %target-build-swift -I %S/../Inputs/clang-importer-sdk/platform/any/usr/include %s -o %t/a.out
// RUN: %target-codesign %t/a.out
// RUN: %target-run %t/a.out
// REQUIRES: executable_test
import StdlibUnittest
import ctypes
var UnionTestSuite = TestSuite("Unions")
UnionTestSuite.test("Simple") {
var u = IntOrFloat()
expectEqual(0, u.i)
expectEqual(0.0, u.f)
u.i = 444
expectEqual(444, u.i)
u.f = 555.0
expectEqual(555.0, u.f)
expectNotEqual(444, u.i)
}
UnionTestSuite.test("Initializer") {
var u = IntOrFloat(i: 777)
expectEqual(777, u.i)
expectNotEqual(555.0, u.f)
}
UnionTestSuite.test("StructWithUnion") {
var s = StructWithNamedUnion()
expectEqual(0, s.a)
expectEqual(0, s.b)
expectEqual(0, s.intfloat.i)
expectEqual(0, s.intfloat.f)
s.a = 111
s.b = 222
s.intfloat = IntOrFloat(i: 333)
expectEqual(111, s.a)
expectEqual(222, s.b)
expectEqual(333, s.intfloat.i)
s.intfloat = IntOrFloat(f: 444.0)
expectEqual(444.0, s.intfloat.f)
expectNotEqual(333, s.intfloat.i)
}
UnionTestSuite.test("StructWithUnnamedUnion") {
var s = StructWithUnnamedUnion()
expectEqual(0, s.intfloat.i)
expectEqual(0, s.intfloat.f)
s.intfloat.i = 100
expectEqual(100, s.intfloat.i)
expectNotEqual(100.0, s.intfloat.f)
s.intfloat.f = 1.0
expectEqual(1.0, s.intfloat.f)
expectNotEqual(100, s.intfloat.i)
}
runAllTests()
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