slice_string_helpers_test.cc

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/*
 *
 * 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 <limits.h>
#include <stddef.h>
#include <stdlib.h>
#include <string.h>
 
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
 
#include "src/core/lib/gpr/string.h"
#include "src/core/lib/slice/slice_internal.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);
  GPR_ASSERT(0 == strcmp(got, result));
  gpr_free(got);
  grpc_slice_unref_internal(slice);
}
 
static void test_dump_slice(void) {
  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, char**) {
  test_dump_slice();
  return 0;
}