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//===--- DemangleTest.cpp -------------------------------------------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/Demangling/Demangle.h"
#include "gtest/gtest.h"
using namespace swift::Demangle;
TEST(Demangle, DemangleWrappers) {
EXPECT_EQ("", demangleSymbolAsString(llvm::StringRef("")));
std::string MangledName = "_TtV1a1b\\\t\n\r\"\'\x1f\x20\x7e\x7f";
MangledName += '\0';
EXPECT_EQ("a.b with unmangled suffix \"\\\\\\t\\n\\r\\\"'\\x1F ~\\x7F\\0\"",
demangleSymbolAsString(MangledName));
}
TEST(Demangle, IsObjCSymbol) {
EXPECT_EQ("type metadata accessor for __C.NSNumber",
demangleSymbolAsString(llvm::StringRef("_$sSo8NSNumberCMa")));
EXPECT_EQ(true, isObjCSymbol(llvm::StringRef("_$sSo8NSNumberCMa")));
EXPECT_EQ(false,
isObjCSymbol(llvm::StringRef("_$s3pat7inlinedSo8NSNumberCvp")));
EXPECT_EQ(true, isObjCSymbol(llvm::StringRef("_$sSC3fooyS2d_SdtFTO")));
}
TEST(Demangle, CustomGenericParameterNames) {
std::string SymbolName = "_$s1a1gyq_q__xt_tr0_lF";
std::string DemangledName = "a.g<Q, U>((U, Q)) -> U";
DemangleOptions Options;
Options.GenericParameterName = [](uint64_t depth, uint64_t index) {
return index ? "U" : "Q";
};
std::string Result = demangleSymbolAsString(SymbolName, Options);
EXPECT_STREQ(DemangledName.c_str(), Result.c_str());
}
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