| // 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() |