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TextStubV1Tests.cpp 
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//===-- TextStubV1Tests.cpp - TBD V1 File Test ----------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===-----------------------------------------------------------------------===/
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#include "TextStubHelpers.h"
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#include "llvm/TextAPI/InterfaceFile.h"
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#include "llvm/TextAPI/TextAPIReader.h"
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#include "llvm/TextAPI/TextAPIWriter.h"
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#include "gtest/gtest.h"
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#include <string>
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#include <vector>
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using namespace llvm;
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using namespace llvm::MachO;
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static ExportedSymbol TBDv1Symbols[] = {
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    {EncodeKind::GlobalSymbol, "$ld$hide$os9.0$_sym1", false, false},
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    {EncodeKind::GlobalSymbol, "_sym1", false, false},
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    {EncodeKind::GlobalSymbol, "_sym2", false, false},
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    {EncodeKind::GlobalSymbol, "_sym3", false, false},
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    {EncodeKind::GlobalSymbol, "_sym4", false, false},
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    {EncodeKind::GlobalSymbol, "_sym5", false, false},
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    {EncodeKind::GlobalSymbol, "_tlv1", false, true},
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    {EncodeKind::GlobalSymbol, "_tlv2", false, true},
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    {EncodeKind::GlobalSymbol, "_tlv3", false, true},
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    {EncodeKind::GlobalSymbol, "_weak1", true, false},
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    {EncodeKind::GlobalSymbol, "_weak2", true, false},
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    {EncodeKind::GlobalSymbol, "_weak3", true, false},
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    {EncodeKind::ObjectiveCClass, "class1", false, false},
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    {EncodeKind::ObjectiveCClass, "class2", false, false},
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    {EncodeKind::ObjectiveCClass, "class3", false, false},
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    {EncodeKind::ObjectiveCInstanceVariable, "class1._ivar1", false, false},
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    {EncodeKind::ObjectiveCInstanceVariable, "class1._ivar2", false, false},
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    {EncodeKind::ObjectiveCInstanceVariable, "class1._ivar3", false, false},
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};
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namespace TBDv1 {
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TEST(TBDv1, ReadFile) {
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  static const char TBDv1File1[] =
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      "---\n"
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      "archs: [ armv7, armv7s, armv7k, arm64 ]\n"
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      "platform: ios\n"
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      "install-name: Test.dylib\n"
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      "current-version: 2.3.4\n"
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      "compatibility-version: 1.0\n"
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      "swift-version: 1.1\n"
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      "exports:\n"
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      "  - archs: [ armv7, armv7s, armv7k, arm64 ]\n"
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      "    allowed-clients: [ clientA ]\n"
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      "    re-exports: [ /usr/lib/libfoo.dylib ]\n"
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      "    symbols: [ _sym1, _sym2, _sym3, _sym4, $ld$hide$os9.0$_sym1 ]\n"
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      "    objc-classes: [ _class1, _class2 ]\n"
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      "    objc-ivars: [ _class1._ivar1, _class1._ivar2 ]\n"
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      "    weak-def-symbols: [ _weak1, _weak2 ]\n"
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      "    thread-local-symbols: [ _tlv1, _tlv2 ]\n"
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      "  - archs: [ armv7, armv7s, armv7k ]\n"
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      "    symbols: [ _sym5 ]\n"
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      "    objc-classes: [ _class3 ]\n"
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      "    objc-ivars: [ _class1._ivar3 ]\n"
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      "    weak-def-symbols: [ _weak3 ]\n"
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      "    thread-local-symbols: [ _tlv3 ]\n"
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      "...\n";
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  Expected<TBDFile> Result =
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      TextAPIReader::get(MemoryBufferRef(TBDv1File1, "Test.tbd"));
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  EXPECT_TRUE(!!Result);
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  TBDFile File = std::move(Result.get());
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  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
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  auto Archs = AK_armv7 | AK_armv7s | AK_armv7k | AK_arm64;
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  auto Platform = PLATFORM_IOS;
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  TargetList Targets;
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  for (auto &&arch : Archs)
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    Targets.emplace_back(Target(arch, Platform));
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  EXPECT_EQ(Archs, File->getArchitectures());
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  EXPECT_EQ(File->getPlatforms().size(), 1U);
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  EXPECT_EQ(Platform, *File->getPlatforms().begin());
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  EXPECT_EQ(std::string("Test.dylib"), File->getInstallName());
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  EXPECT_EQ(PackedVersion(2, 3, 4), File->getCurrentVersion());
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  EXPECT_EQ(PackedVersion(1, 0, 0), File->getCompatibilityVersion());
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  EXPECT_EQ(2U, File->getSwiftABIVersion());
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  EXPECT_EQ(ObjCConstraintType::None, File->getObjCConstraint());
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  EXPECT_TRUE(File->isTwoLevelNamespace());
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  EXPECT_TRUE(File->isApplicationExtensionSafe());
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  InterfaceFileRef client("clientA", Targets);
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  InterfaceFileRef reexport("/usr/lib/libfoo.dylib", Targets);
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  EXPECT_EQ(1U, File->allowableClients().size());
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  EXPECT_EQ(client, File->allowableClients().front());
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  EXPECT_EQ(1U, File->reexportedLibraries().size());
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  EXPECT_EQ(reexport, File->reexportedLibraries().front());
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  ExportedSymbolSeq Exports;
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  for (const auto *Sym : File->symbols()) {
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    EXPECT_FALSE(Sym->isWeakReferenced());
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    EXPECT_FALSE(Sym->isUndefined());
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    Exports.emplace_back(
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        ExportedSymbol{Sym->getKind(), std::string(Sym->getName()),
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                       Sym->isWeakDefined(), Sym->isThreadLocalValue()});
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  }
104
  llvm::sort(Exports);
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106
  EXPECT_EQ(std::size(TBDv1Symbols), Exports.size());
107
  EXPECT_TRUE(
108
      std::equal(Exports.begin(), Exports.end(), std::begin(TBDv1Symbols)));
109

110
  File->addSymbol(EncodeKind::ObjectiveCClassEHType, "Class1", {Targets[1]});
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  File->addSymbol(EncodeKind::ObjectiveCInstanceVariable, "Class1._ivar1",
112
                  {Targets[1]});
113
}
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TEST(TBDv1, ReadFile2) {
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  static const char TBDv1File2[] = "--- !tapi-tbd-v1\n"
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                                   "archs: [ armv7, armv7s, armv7k, arm64 ]\n"
118
                                   "platform: ios\n"
119
                                   "install-name: Test.dylib\n"
120
                                   "...\n";
121

122
  Expected<TBDFile> Result =
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      TextAPIReader::get(MemoryBufferRef(TBDv1File2, "Test.tbd"));
124
  EXPECT_TRUE(!!Result);
125
  TBDFile File = std::move(Result.get());
126
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
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  auto Archs = AK_armv7 | AK_armv7s | AK_armv7k | AK_arm64;
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  auto Platform = PLATFORM_IOS;
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  TargetList Targets;
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  for (auto &&arch : Archs)
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    Targets.emplace_back(Target(arch, Platform));
132
  EXPECT_EQ(Archs, File->getArchitectures());
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  EXPECT_EQ(File->getPlatforms().size(), 1U);
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  EXPECT_EQ(Platform, *File->getPlatforms().begin());
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  EXPECT_EQ(std::string("Test.dylib"), File->getInstallName());
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  EXPECT_EQ(PackedVersion(1, 0, 0), File->getCurrentVersion());
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  EXPECT_EQ(PackedVersion(1, 0, 0), File->getCompatibilityVersion());
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  EXPECT_EQ(0U, File->getSwiftABIVersion());
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  EXPECT_EQ(ObjCConstraintType::None, File->getObjCConstraint());
140
  EXPECT_TRUE(File->isTwoLevelNamespace());
141
  EXPECT_TRUE(File->isApplicationExtensionSafe());
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  EXPECT_EQ(0U, File->allowableClients().size());
143
  EXPECT_EQ(0U, File->reexportedLibraries().size());
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}
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146
TEST(TBDv1, WriteFile) {
147
  static const char TBDv1File3[] =
148
      "---\n"
149
      "archs:           [ i386, x86_64 ]\n"
150
      "platform:        macosx\n"
151
      "install-name:    '/usr/lib/libfoo.dylib'\n"
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      "current-version: 1.2.3\n"
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      "compatibility-version: 0\n"
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      "swift-version:   5\n"
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      "objc-constraint: retain_release\n"
156
      "exports:\n"
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      "  - archs:           [ i386 ]\n"
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      "    symbols:         [ _sym1 ]\n"
159
      "    weak-def-symbols: [ _sym2 ]\n"
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      "    thread-local-symbols: [ _sym3 ]\n"
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      "  - archs:           [ x86_64 ]\n"
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      "    allowed-clients: [ clientA ]\n"
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      "    re-exports:      [ '/usr/lib/libfoo.dylib' ]\n"
164
      "    symbols:         [ '_OBJC_EHTYPE_$_Class1' ]\n"
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      "    objc-classes:    [ _Class1 ]\n"
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      "    objc-ivars:      [ _Class1._ivar1 ]\n"
167
      "...\n";
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169
  InterfaceFile File;
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  TargetList Targets;
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  for (auto &&arch : AK_i386 | AK_x86_64)
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    Targets.emplace_back(Target(arch, PLATFORM_MACOS));
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  File.setPath("libfoo.dylib");
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  File.setInstallName("/usr/lib/libfoo.dylib");
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  File.setFileType(FileType::TBD_V1);
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  File.addTargets(Targets);
177
  File.setCurrentVersion(PackedVersion(1, 2, 3));
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  File.setSwiftABIVersion(5);
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  File.setObjCConstraint(ObjCConstraintType::Retain_Release);
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  File.addAllowableClient("clientA", Targets[1]);
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  File.addReexportedLibrary("/usr/lib/libfoo.dylib", Targets[1]);
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  File.addSymbol(EncodeKind::GlobalSymbol, "_sym1", {Targets[0]});
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  File.addSymbol(EncodeKind::GlobalSymbol, "_sym2", {Targets[0]},
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                 SymbolFlags::WeakDefined);
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  File.addSymbol(EncodeKind::GlobalSymbol, "_sym3", {Targets[0]},
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                 SymbolFlags::ThreadLocalValue);
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  File.addSymbol(EncodeKind::ObjectiveCClass, "Class1", {Targets[1]});
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  File.addSymbol(EncodeKind::ObjectiveCClassEHType, "Class1", {Targets[1]});
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  File.addSymbol(EncodeKind::ObjectiveCInstanceVariable, "Class1._ivar1",
190
                 {Targets[1]});
191

192
  SmallString<4096> Buffer;
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  raw_svector_ostream OS(Buffer);
194
  Error Result = TextAPIWriter::writeToStream(OS, File);
195
  EXPECT_FALSE(Result);
196
  EXPECT_STREQ(TBDv1File3, Buffer.c_str());
197
}
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199
TEST(TBDv1, Platform_macOS) {
200
  static const char TBDv1PlatformMacOS[] = "---\n"
201
                                           "archs: [ x86_64 ]\n"
202
                                           "platform: macosx\n"
203
                                           "install-name: Test.dylib\n"
204
                                           "...\n";
205

206
  Expected<TBDFile> Result =
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      TextAPIReader::get(MemoryBufferRef(TBDv1PlatformMacOS, "Test.tbd"));
208
  EXPECT_TRUE(!!Result);
209
  auto Platform = PLATFORM_MACOS;
210
  TBDFile File = std::move(Result.get());
211
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
212
  EXPECT_EQ(File->getPlatforms().size(), 1U);
213
  EXPECT_EQ(Platform, *File->getPlatforms().begin());
214
}
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216
TEST(TBDv1, Platform_iOS) {
217
  static const char TBDv1PlatformiOS[] = "---\n"
218
                                         "archs: [ arm64 ]\n"
219
                                         "platform: ios\n"
220
                                         "install-name: Test.dylib\n"
221
                                         "...\n";
222

223
  Expected<TBDFile> Result =
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      TextAPIReader::get(MemoryBufferRef(TBDv1PlatformiOS, "Test.tbd"));
225
  EXPECT_TRUE(!!Result);
226
  auto Platform = PLATFORM_IOS;
227
  TBDFile File = std::move(Result.get());
228
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
229
  EXPECT_EQ(File->getPlatforms().size(), 1U);
230
  EXPECT_EQ(Platform, *File->getPlatforms().begin());
231
}
232

233
TEST(TBDv1, Platform_watchOS) {
234
  static const char TBDv1PlatformWatchOS[] = "---\n"
235
                                             "archs: [ armv7k ]\n"
236
                                             "platform: watchos\n"
237
                                             "install-name: Test.dylib\n"
238
                                             "...\n";
239

240
  Expected<TBDFile> Result =
241
      TextAPIReader::get(MemoryBufferRef(TBDv1PlatformWatchOS, "Test.tbd"));
242
  EXPECT_TRUE(!!Result);
243
  auto Platform = PLATFORM_WATCHOS;
244
  TBDFile File = std::move(Result.get());
245
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
246
  EXPECT_EQ(File->getPlatforms().size(), 1U);
247
  EXPECT_EQ(Platform, *File->getPlatforms().begin());
248
}
249

250
TEST(TBDv1, Platform_tvOS) {
251
  static const char TBDv1PlatformtvOS[] = "---\n"
252
                                          "archs: [ arm64 ]\n"
253
                                          "platform: tvos\n"
254
                                          "install-name: Test.dylib\n"
255
                                          "...\n";
256

257
  Expected<TBDFile> Result =
258
      TextAPIReader::get(MemoryBufferRef(TBDv1PlatformtvOS, "Test.tbd"));
259
  EXPECT_TRUE(!!Result);
260
  auto Platform = PLATFORM_TVOS;
261
  TBDFile File = std::move(Result.get());
262
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
263
  EXPECT_EQ(File->getPlatforms().size(), 1U);
264
  EXPECT_EQ(Platform, *File->getPlatforms().begin());
265
}
266

267
TEST(TBDv1, Platform_bridgeOS) {
268
  static const char TBDv1BridgeOS[] = "---\n"
269
                                      "archs: [ armv7k ]\n"
270
                                      "platform: bridgeos\n"
271
                                      "install-name: Test.dylib\n"
272
                                      "...\n";
273

274
  Expected<TBDFile> Result =
275
      TextAPIReader::get(MemoryBufferRef(TBDv1BridgeOS, "Test.tbd"));
276
  EXPECT_TRUE(!!Result);
277
  auto Platform = PLATFORM_BRIDGEOS;
278
  TBDFile File = std::move(Result.get());
279
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
280
  EXPECT_EQ(File->getPlatforms().size(), 1U);
281
  EXPECT_EQ(Platform, *File->getPlatforms().begin());
282
}
283

284
TEST(TBDv1, Swift_1_0) {
285
  static const char TBDv1Swift1[] = "---\n"
286
                                    "archs: [ arm64 ]\n"
287
                                    "platform: ios\n"
288
                                    "install-name: Test.dylib\n"
289
                                    "swift-version: 1.0\n"
290
                                    "...\n";
291

292
  Expected<TBDFile> Result =
293
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift1, "Test.tbd"));
294
  EXPECT_TRUE(!!Result);
295
  TBDFile File = std::move(Result.get());
296
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
297
  EXPECT_EQ(1U, File->getSwiftABIVersion());
298
}
299

300
TEST(TBDv1, Swift_1_1) {
301
  static const char TBDv1Swift1dot[] = "---\n"
302
                                       "archs: [ arm64 ]\n"
303
                                       "platform: ios\n"
304
                                       "install-name: Test.dylib\n"
305
                                       "swift-version: 1.1\n"
306
                                       "...\n";
307

308
  Expected<TBDFile> Result =
309
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift1dot, "Test.tbd"));
310
  EXPECT_TRUE(!!Result);
311
  TBDFile File = std::move(Result.get());
312
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
313
  EXPECT_EQ(2U, File->getSwiftABIVersion());
314
}
315

316
TEST(TBDv1, Swift_2_0) {
317
  static const char TBDv1Swift2[] = "---\n"
318
                                    "archs: [ arm64 ]\n"
319
                                    "platform: ios\n"
320
                                    "install-name: Test.dylib\n"
321
                                    "swift-version: 2.0\n"
322
                                    "...\n";
323

324
  Expected<TBDFile> Result =
325
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift2, "Test.tbd"));
326
  EXPECT_TRUE(!!Result);
327
  TBDFile File = std::move(Result.get());
328
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
329
  EXPECT_EQ(3U, File->getSwiftABIVersion());
330
}
331

332
TEST(TBDv1, Swift_3_0) {
333
  static const char TBDv1Swift3[] = "---\n"
334
                                    "archs: [ arm64 ]\n"
335
                                    "platform: ios\n"
336
                                    "install-name: Test.dylib\n"
337
                                    "swift-version: 3.0\n"
338
                                    "...\n";
339

340
  Expected<TBDFile> Result =
341
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift3, "Test.tbd"));
342
  EXPECT_TRUE(!!Result);
343
  TBDFile File = std::move(Result.get());
344
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
345
  EXPECT_EQ(4U, File->getSwiftABIVersion());
346
}
347

348
TEST(TBDv1, Swift_4_0) {
349
  static const char TBDv1Swift4[] = "---\n"
350
                                    "archs: [ arm64 ]\n"
351
                                    "platform: ios\n"
352
                                    "install-name: Test.dylib\n"
353
                                    "swift-version: 4.0\n"
354
                                    "...\n";
355

356
  Expected<TBDFile> Result =
357
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift4, "Test.tbd"));
358
  EXPECT_FALSE(!!Result);
359
  std::string ErrorMessage = toString(Result.takeError());
360
  EXPECT_EQ("malformed file\nTest.tbd:5:16: error: invalid Swift ABI "
361
            "version.\nswift-version: 4.0\n               ^~~\n",
362
            ErrorMessage);
363
}
364

365
TEST(TBDv1, Swift_5) {
366
  static const char TBDv1Swift5[] = "---\n"
367
                                    "archs: [ arm64 ]\n"
368
                                    "platform: ios\n"
369
                                    "install-name: Test.dylib\n"
370
                                    "swift-version: 5\n"
371
                                    "...\n";
372

373
  Expected<TBDFile> Result =
374
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift5, "Test.tbd"));
375
  EXPECT_TRUE(!!Result);
376
  TBDFile File = std::move(Result.get());
377
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
378
  EXPECT_EQ(5U, File->getSwiftABIVersion());
379
}
380

381
TEST(TBDv1, Swift_99) {
382
  static const char TBDv1Swift99[] = "---\n"
383
                                     "archs: [ arm64 ]\n"
384
                                     "platform: ios\n"
385
                                     "install-name: Test.dylib\n"
386
                                     "swift-version: 99\n"
387
                                     "...\n";
388

389
  Expected<TBDFile> Result =
390
      TextAPIReader::get(MemoryBufferRef(TBDv1Swift99, "Test.tbd"));
391
  EXPECT_TRUE(!!Result);
392
  TBDFile File = std::move(Result.get());
393
  EXPECT_EQ(FileType::TBD_V1, File->getFileType());
394
  EXPECT_EQ(99U, File->getSwiftABIVersion());
395
}
396

397
TEST(TBDv1, UnknownArchitecture) {
398
  static const char TBDv1FileUnknownArch[] = "---\n"
399
                                             "archs: [ foo ]\n"
400
                                             "platform: macosx\n"
401
                                             "install-name: Test.dylib\n"
402
                                             "...\n";
403

404
  Expected<TBDFile> Result =
405
      TextAPIReader::get(MemoryBufferRef(TBDv1FileUnknownArch, "Test.tbd"));
406
  EXPECT_TRUE(!!Result);
407
}
408

409
TEST(TBDv1, UnknownPlatform) {
410
  static const char TBDv1FileUnknownPlatform[] = "---\n"
411
                                                 "archs: [ i386 ]\n"
412
                                                 "platform: newOS\n"
413
                                                 "...\n";
414

415
  Expected<TBDFile> Result =
416
      TextAPIReader::get(MemoryBufferRef(TBDv1FileUnknownPlatform, "Test.tbd"));
417
  EXPECT_FALSE(!!Result);
418
  std::string ErrorMessage = toString(Result.takeError());
419
  EXPECT_EQ("malformed file\nTest.tbd:3:11: error: unknown platform\nplatform: "
420
            "newOS\n          ^~~~~\n",
421
            ErrorMessage);
422
}
423

424
TEST(TBDv1, MalformedFile1) {
425
  static const char TBDv1FileMalformed1[] = "---\n"
426
                                            "archs: [ arm64 ]\n"
427
                                            "foobar: \"Unsupported key\"\n"
428
                                            "...\n";
429

430
  Expected<TBDFile> Result =
431
      TextAPIReader::get(MemoryBufferRef(TBDv1FileMalformed1, "Test.tbd"));
432
  EXPECT_FALSE(!!Result);
433
  std::string ErrorMessage = toString(Result.takeError());
434
  ASSERT_EQ("malformed file\nTest.tbd:2:1: error: missing required key "
435
            "'platform'\narchs: [ arm64 ]\n^\n",
436
            ErrorMessage);
437
}
438

439
TEST(TBDv1, MalformedFile2) {
440
  static const char TBDv1FileMalformed2[] = "---\n"
441
                                            "archs: [ arm64 ]\n"
442
                                            "platform: ios\n"
443
                                            "install-name: Test.dylib\n"
444
                                            "foobar: \"Unsupported key\"\n"
445
                                            "...\n";
446

447
  Expected<TBDFile> Result =
448
      TextAPIReader::get(MemoryBufferRef(TBDv1FileMalformed2, "Test.tbd"));
449
  EXPECT_FALSE(!!Result);
450
  std::string ErrorMessage = toString(Result.takeError());
451
  ASSERT_EQ(
452
      "malformed file\nTest.tbd:5:1: error: unknown key 'foobar'\nfoobar: "
453
      "\"Unsupported key\"\n^~~~~~\n",
454
      ErrorMessage);
455
}
456

457
} // end namespace TBDv1.
458

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