| // RUN: %empty-directory(%t) |
| // RUN: %target-build-swift %s -o %t/a.out3 -swift-version 3 && %target-run %t/a.out3 |
| // REQUIRES: executable_test |
| |
| import StdlibUnittest |
| |
| var tests = TestSuite("LazySlice") |
| |
| tests.test("CommuteLazyness") { |
| let a = [1,2,3].lazy |
| let b = a[...] |
| var c = b.filter { $0 == 0 } |
| // NOTE, this test will fail once lazy collectionness becomes a conditiona |
| // conformance, and will need updating to be a LazyBidirectional thingy |
| expectType(LazyFilterBidirectionalCollection<Slice<LazyRandomAccessCollection<[Int]>>>.self, &c) |
| } |
| |
| runAllTests() |
