//===-- PlatformDarwinTest.cpp --------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#include "gtest/gtest.h"

#include "Plugins/Platform/MacOSX/PlatformDarwin.h"

#include "llvm/ADT/StringRef.h"

#include <tuple>

using namespace lldb;
using namespace lldb_private;

struct PlatformDarwinTester : public PlatformDarwin {
public:
  using PlatformDarwin::FindComponentInPath;
  using PlatformDarwin::FindXcodeContentsDirectoryInPath;
  static bool SDKSupportsModules(SDKType desired_type,
                                 const lldb_private::FileSpec &sdk_path) {
    return PlatformDarwin::SDKSupportsModules(desired_type, sdk_path);
  }
};

TEST(PlatformDarwinTest, TestParseVersionBuildDir) {
  llvm::VersionTuple V;
  llvm::StringRef D;

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("1.2.3 (test1)");
  EXPECT_EQ(llvm::VersionTuple(1, 2, 3), V);
  EXPECT_EQ("test1", D);

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("2.3 (test2)");
  EXPECT_EQ(llvm::VersionTuple(2, 3), V);
  EXPECT_EQ("test2", D);

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("3 (test3)");
  EXPECT_EQ(llvm::VersionTuple(3), V);
  EXPECT_EQ("test3", D);

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("1.2.3 (test");
  EXPECT_EQ(llvm::VersionTuple(1, 2, 3), V);
  EXPECT_EQ("test", D);

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("2.3.4 test");
  EXPECT_EQ(llvm::VersionTuple(2, 3, 4), V);
  EXPECT_EQ("", D);

  std::tie(V, D) = PlatformDarwin::ParseVersionBuildDir("3.4.5");
  EXPECT_EQ(llvm::VersionTuple(3, 4, 5), V);

  std::string base = "/Applications/Xcode.app/Contents/Developer/Platforms/";
  EXPECT_TRUE(PlatformDarwinTester::SDKSupportsModules(
      PlatformDarwin::SDKType::iPhoneSimulator,
      FileSpec(
          base +
          "iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator12.0.sdk")));
  EXPECT_FALSE(PlatformDarwinTester::SDKSupportsModules(
      PlatformDarwin::SDKType::iPhoneSimulator,
      FileSpec(
          base +
          "iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator7.2.sdk")));
  EXPECT_TRUE(PlatformDarwinTester::SDKSupportsModules(
      PlatformDarwin::SDKType::MacOSX,
      FileSpec(base + "MacOSX.platform/Developer/SDKs/MacOSX10.10.sdk")));
  EXPECT_FALSE(PlatformDarwinTester::SDKSupportsModules(
      PlatformDarwin::SDKType::MacOSX,
      FileSpec(base + "MacOSX.platform/Developer/SDKs/MacOSX10.9.sdk")));
}

TEST(PlatformDarwinTest, FindXcodeContentsDirectoryInPath) {
  std::string standard =
      "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/"
      "Developer/SDKs/MacOSX.sdk";
  EXPECT_EQ("/Applications/Xcode.app/Contents",
            PlatformDarwinTester::FindXcodeContentsDirectoryInPath(standard));

  std::string standard_version =
      "/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/"
      "Developer/SDKs/MacOSX10.15.sdk";
  EXPECT_EQ(
      "/Applications/Xcode.app/Contents",
      PlatformDarwinTester::FindXcodeContentsDirectoryInPath(standard_version));

  std::string beta = "/Applications/Xcode-beta.app/Contents/Developer/"
                     "Platforms/MacOSX.platform/"
                     "Developer/SDKs/MacOSX10.15.sdk";
  EXPECT_EQ("/Applications/Xcode-beta.app/Contents",
            PlatformDarwinTester::FindXcodeContentsDirectoryInPath(beta));

  std::string no_app =
      "/Applications/Xcode/Contents/Developer/Platforms/MacOSX.platform/"
      "Developer/SDKs/MacOSX10.15.sdk";
  EXPECT_EQ("", PlatformDarwinTester::FindXcodeContentsDirectoryInPath(no_app));

  std::string no_contents =
      "/Applications/Xcode.app/Developer/Platforms/MacOSX.platform/"
      "Developer/SDKs/MacOSX10.15.sdk";
  EXPECT_EQ(
      "", PlatformDarwinTester::FindXcodeContentsDirectoryInPath(no_contents));

  std::string no_capitalization =
      "/Applications/Xcode.app/contents/Developer/Platforms/MacOSX.platform/"
      "Developer/SDKs/MacOSX10.15.sdk";
  EXPECT_EQ("", PlatformDarwinTester::FindXcodeContentsDirectoryInPath(
                    no_capitalization));
}

TEST(PlatformDarwinTest, GetSDKNameForType) {
  EXPECT_EQ("macosx",
            PlatformDarwin::GetSDKNameForType(PlatformDarwin::SDKType::MacOSX));
  EXPECT_EQ("iphonesimulator", PlatformDarwin::GetSDKNameForType(
                                   PlatformDarwin::SDKType::iPhoneSimulator));
  EXPECT_EQ("iphoneos", PlatformDarwin::GetSDKNameForType(
                            PlatformDarwin::SDKType::iPhoneOS));
  EXPECT_EQ("appletvsimulator", PlatformDarwin::GetSDKNameForType(
                                    PlatformDarwin::SDKType::AppleTVSimulator));
  EXPECT_EQ("appletvos", PlatformDarwin::GetSDKNameForType(
                             PlatformDarwin::SDKType::AppleTVOS));
  EXPECT_EQ("watchsimulator", PlatformDarwin::GetSDKNameForType(
                                  PlatformDarwin::SDKType::WatchSimulator));
  EXPECT_EQ("watchos", PlatformDarwin::GetSDKNameForType(
                           PlatformDarwin::SDKType::watchOS));
  EXPECT_EQ("linux",
            PlatformDarwin::GetSDKNameForType(PlatformDarwin::SDKType::Linux));
  EXPECT_EQ("", PlatformDarwin::GetSDKNameForType(
                    PlatformDarwin::SDKType::numSDKTypes));
  EXPECT_EQ(
      "", PlatformDarwin::GetSDKNameForType(PlatformDarwin::SDKType::unknown));
}

TEST(PlatformDarwinTest, FindComponentInPath) {
  EXPECT_EQ("/path/to/foo",
            PlatformDarwinTester::FindComponentInPath("/path/to/foo/", "foo"));

  EXPECT_EQ("/path/to/foo",
            PlatformDarwinTester::FindComponentInPath("/path/to/foo", "foo"));

  EXPECT_EQ("/path/to/foobar", PlatformDarwinTester::FindComponentInPath(
                                   "/path/to/foobar", "foo"));

  EXPECT_EQ("/path/to/foobar", PlatformDarwinTester::FindComponentInPath(
                                   "/path/to/foobar", "bar"));

  EXPECT_EQ("",
            PlatformDarwinTester::FindComponentInPath("/path/to/foo", "bar"));
}