text: /*
   * Copyright (c) Facebook, Inc. and its affiliates.
   *
   * 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 <folly/experimental/JSONSchema.h>
  #include <folly/json.h>
  #include <fstream>
  #include <sstream>
  #include <string>
  
  /**
   * A binary that supports testing against the official tests from:
   * https://github.com/json-schema/JSON-Schema-Test-Suite
   *
   * Use it like:
   *   ./jsonschema_tester /path/to/test.json
   */
  
  int main(int argc, char** argv) {
    if (argc < 2) {
      printf("Usage: %s <testfile> [testfile2]...\n", argv[0]);
      return -1;
    }
    for (int i = 1; i < argc; ++i) {
      printf("FILE: %s\n", argv[i]);
      std::ifstream fin(argv[i]);
      std::stringstream buffer;
      buffer << fin.rdbuf();
      const folly::dynamic d = folly::parseJson(buffer.str());
      for (const auto& item : d) {
        printf("TEST: %s\n", item["description"].c_str());
        auto v = folly::jsonschema::makeValidator(item["schema"]);
        for (const auto& t : item["tests"]) {
          printf("\t%s... ", t["description"].c_str());
          auto ew = v->try_validate(t["data"]);
          bool had_error = !static_cast<bool>(ew);
          if (had_error == t["valid"].asBool()) {
            printf("passed\n");
          } else {
            printf("FAILED\n");
          }
        }
      }
    }
  }
  