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df9ecd9a4c
`OpaqueReturnTypeParent` node now references the parent with a mangled parent name, rather than a parent pointer. This makes trees obtained from different demanglers (or calls to `Demangler::demangleSymbol`) for the same symbol equal.
61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
//===--- DemangleTest.cpp -------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "swift/Demangling/Demangle.h"
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#include "swift/Demangling/Demangler.h"
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#include "gtest/gtest.h"
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using namespace swift::Demangle;
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TEST(Demangle, DemangleWrappers) {
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EXPECT_EQ("", demangleSymbolAsString(llvm::StringRef("")));
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std::string MangledName = "_TtV1a1b\\\t\n\r\"\'\x1f\x20\x7e\x7f";
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MangledName += '\0';
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EXPECT_EQ("a.b with unmangled suffix \"\\\\\\t\\n\\r\\\"'\\x1F ~\\x7F\\0\"",
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demangleSymbolAsString(MangledName));
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}
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TEST(Demangle, IsObjCSymbol) {
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EXPECT_EQ("type metadata accessor for __C.NSNumber",
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demangleSymbolAsString(llvm::StringRef("_$sSo8NSNumberCMa")));
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EXPECT_EQ(true, isObjCSymbol(llvm::StringRef("_$sSo8NSNumberCMa")));
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EXPECT_EQ(false,
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isObjCSymbol(llvm::StringRef("_$s3pat7inlinedSo8NSNumberCvp")));
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EXPECT_EQ(true, isObjCSymbol(llvm::StringRef("_$sSC3fooyS2d_SdtFTO")));
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}
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TEST(Demangle, CustomGenericParameterNames) {
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std::string SymbolName = "_$s1a1gyq_q__xt_tr0_lF";
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std::string DemangledName = "a.g<Q, U>((U, Q)) -> U";
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DemangleOptions Options;
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Options.GenericParameterName = [](uint64_t depth, uint64_t index) {
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return index ? "U" : "Q";
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};
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std::string Result = demangleSymbolAsString(SymbolName, Options);
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EXPECT_STREQ(DemangledName.c_str(), Result.c_str());
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}
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TEST(Demangle, DeepEquals) {
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static std::string Symbols[]{
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#define SYMBOL(Mangled, Demangled) Mangled,
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#include "ManglingTestData.def"
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};
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for (const auto &Symbol : Symbols) {
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Demangler D1;
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Demangler D2;
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auto tree1 = D1.demangleSymbol(Symbol);
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auto tree2 = D2.demangleSymbol(Symbol);
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EXPECT_TRUE(tree1->isDeepEqualTo(tree2)) << "Failing symbol: " << Symbol;
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}
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}
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