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#include "src/utils/version.h"

#include "src/init/v8.h"
#include "test/unittests/test-utils.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace v8 {
namespace internal {

using VersionTest = ::testing::Test;

void SetVersion(int major, int minor, int build, int patch,
                const char* embedder, bool candidate, const char* soname) {
  Version::major_ = major;
  Version::minor_ = minor;
  Version::build_ = build;
  Version::patch_ = patch;
  Version::embedder_ = embedder;
  Version::candidate_ = candidate;
  Version::soname_ = soname;
}

static void CheckVersion(int major, int minor, int build, int patch,
                         const char* embedder, bool candidate,
                         const char* expected_version_string,
                         const char* expected_generic_soname) {
  static v8::base::EmbeddedVector<char, 128> version_str;
  static v8::base::EmbeddedVector<char, 128> soname_str;

  // Test version without specific SONAME.
  SetVersion(major, minor, build, patch, embedder, candidate, "");
  Version::GetString(version_str);
  CHECK_EQ(0, strcmp(expected_version_string, version_str.begin()));
  Version::GetSONAME(soname_str);
  CHECK_EQ(0, strcmp(expected_generic_soname, soname_str.begin()));

  // Test version with specific SONAME.
  const char* soname = "libv8.so.1";
  SetVersion(major, minor, build, patch, embedder, candidate, soname);
  Version::GetString(version_str);
  CHECK_EQ(0, strcmp(expected_version_string, version_str.begin()));
  Version::GetSONAME(soname_str);
  CHECK_EQ(0, strcmp(soname, soname_str.begin()));
}

TEST_F(VersionTest, VersionString) {
  CheckVersion(0, 0, 0, 0, "", false, "0.0.0", "libv8-0.0.0.so");
  CheckVersion(0, 0, 0, 0, "", true, "0.0.0 (candidate)",
               "libv8-0.0.0-candidate.so");
  CheckVersion(1, 0, 0, 0, "", false, "1.0.0", "libv8-1.0.0.so");
  CheckVersion(1, 0, 0, 0, "", true, "1.0.0 (candidate)",
               "libv8-1.0.0-candidate.so");
  CheckVersion(1, 0, 0, 1, "", false, "1.0.0.1", "libv8-1.0.0.1.so");
  CheckVersion(1, 0, 0, 1, "", true, "1.0.0.1 (candidate)",
               "libv8-1.0.0.1-candidate.so");
  CheckVersion(2, 5, 10, 7, "", false, "2.5.10.7", "libv8-2.5.10.7.so");
  CheckVersion(2, 5, 10, 7, "", true, "2.5.10.7 (candidate)",
               "libv8-2.5.10.7-candidate.so");
  CheckVersion(6, 0, 287, 0, "-emb.1", false, "6.0.287-emb.1",
               "libv8-6.0.287-emb.1.so");
  CheckVersion(6, 0, 287, 0, "-emb.1", true, "6.0.287-emb.1 (candidate)",
               "libv8-6.0.287-emb.1-candidate.so");
  CheckVersion(6, 0, 287, 53, "-emb.1", false, "6.0.287.53-emb.1",
               "libv8-6.0.287.53-emb.1.so");
  CheckVersion(6, 0, 287, 53, "-emb.1", true, "6.0.287.53-emb.1 (candidate)",
               "libv8-6.0.287.53-emb.1-candidate.so");
}

}  // namespace internal
}  // namespace v8