Function Test

extern/re2/re2/testing/regexp_benchmark.cc:36–53

namespace re2 {

void Test() {
  Regexp* re = Regexp::Parse("(\\d+)-(\\d+)-(\\d+)", Regexp::LikePerl, NULL);
  CHECK(re);
  Prog* prog = re->CompileToProg(0);
  CHECK(prog);
  CHECK(prog->IsOnePass());
  CHECK(prog->CanBitState());
  const char* text = "650-253-0001";
  StringPiece sp[4];
  CHECK(prog->SearchOnePass(text, text, Prog::kAnchored, Prog::kFullMatch, sp, 4));
  CHECK_EQ(sp[0], "650-253-0001");
  CHECK_EQ(sp[1], "650");
  CHECK_EQ(sp[2], "253");
  CHECK_EQ(sp[3], "0001");
  delete prog;
  re->Decref();
  LOG(INFO) << "test passed\n";
}

void MemoryUsage() {
  const char* regexp = "(\\d+)-(\\d+)-(\\d+)";