//
//
// Copyright 2015 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
//

#include "src/core/lib/slice/slice_string_helpers.h"

#include <memory>

#include "gtest/gtest.h"

#include <grpc/support/alloc.h>
#include <grpc/support/log.h>

#include "src/core/lib/gpr/string.h"

#define LOG_TEST_NAME(x) gpr_log(GPR_INFO, "%s", x)

static void expect_slice_dump(grpc_slice slice, uint32_t flags,
                              const char* result) {
  char* got = grpc_dump_slice(slice, flags);
  ASSERT_STREQ(got, result);
  gpr_free(got);
  grpc_slice_unref(slice);
}

TEST(SliceStringHelpersTest, DumpSlice) {
  static const char* text = "HELLO WORLD!";
  static const char* long_text =
      "It was a bright cold day in April, and the clocks were striking "
      "thirteen. Winston Smith, his chin nuzzled into his breast in an effort "
      "to escape the vile wind, slipped quickly through the glass doors of "
      "Victory Mansions, though not quickly enough to prevent a swirl of "
      "gritty dust from entering along with him.";

  LOG_TEST_NAME("test_dump_slice");

  expect_slice_dump(grpc_slice_from_copied_string(text), GPR_DUMP_ASCII, text);
  expect_slice_dump(grpc_slice_from_copied_string(long_text), GPR_DUMP_ASCII,
                    long_text);
  expect_slice_dump(grpc_slice_from_copied_buffer("\x01", 1), GPR_DUMP_HEX,
                    "01");
  expect_slice_dump(grpc_slice_from_copied_buffer("\x01", 1),
                    GPR_DUMP_HEX | GPR_DUMP_ASCII, "01 '.'");
}

int main(int argc, char** argv) {
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}
