Files
swift-mirror/test/Interop/Cxx/stdlib/use-std-string.swift
Egor Zhdan ee6b9b2a67 [cxx-interop] Disallow import std, require import CxxStdlib
`CxxStdlib` will now be the only accepted module name for the C++ standard library module in Swift.
2023-01-26 14:15:56 +00:00

31 lines
695 B
Swift

// RUN: %target-run-simple-swift(-I %S/Inputs -Xfrontend -enable-experimental-cxx-interop -Xfrontend -validate-tbd-against-ir=none)
//
// REQUIRES: executable_test
import StdlibUnittest
import StdString
#if os(Linux)
import CxxStdlib
// FIXME: import CxxStdlib.string once libstdc++ is split into submodules.
#else
import CxxStdlib.string
#endif
var StdStringTestSuite = TestSuite("StdString")
StdStringTestSuite.test("init") {
let s = CxxString()
expectEqual(s.size(), 0)
expectTrue(s.empty())
}
StdStringTestSuite.test("push back") {
var s = CxxString()
s.push_back(42)
expectEqual(s.size(), 1)
expectFalse(s.empty())
expectEqual(s[0], 42)
}
runAllTests()