//
//  json_binder_discard_test.cpp
//  json-direct-test
//
//  Created by Sam Jaffe on 11/17/18.
//  Copyright © 2018 Sam Jaffe. All rights reserved.
//

#include "json/json_binder.hpp"
#include <gmock/gmock.h>

using namespace json::binder;
using namespace json::parser;

TEST(JsonBinderDiscardTest, ParsesLargeNumberSuccessfully) {
  char data[] = R"(10000000000)";
  char const * ptr = data;
  EXPECT_NO_THROW(json::parse_discard_token(ptr));
  EXPECT_THAT(ptr, data + strlen(data));
  EXPECT_THAT(*ptr, '\0');
}

TEST(JsonBinderDiscardTest, ParsesObjectSuccessfully) {
  char data[] = R"({"key": "value"})";
  char const * ptr = data;
  EXPECT_NO_THROW(json::parse_discard_token(ptr));
  EXPECT_THAT(ptr, data + strlen(data));
  EXPECT_THAT(*ptr, '\0');
}

TEST(JsonBinderDiscardTest, ParsesArraySuccessfully) {
  char data[] = R"([ 1.0 ])";
  char const * ptr = data;
  EXPECT_NO_THROW(json::parse_discard_token(ptr));
  EXPECT_THAT(ptr, data + strlen(data));
  EXPECT_THAT(*ptr, '\0');
}

TEST(JsonBinderDiscardTest, ParsesNullSuccessfully) {
  char data[] = R"(null)";
  char const * ptr = data;
  EXPECT_NO_THROW(json::parse_discard_token(ptr));
  EXPECT_THAT(ptr, data + strlen(data));
  EXPECT_THAT(*ptr, '\0');
}

TEST(JsonBinderDiscardTest, ThrowsOnMissingValueForKey) {
  char data[] = R"({"key": })";
  char const * ptr = data;
  EXPECT_THROW(json::parse_discard_token(ptr),
               json::malformed_json_exception);
}

TEST(JsonBinderDiscardTest, ThrowsOnMissingAssoc) {
  char data[] = R"({"key"="value"})";
  char const * ptr = data;
  EXPECT_THROW(json::parse_discard_token(ptr),
               json::malformed_json_exception);
}

TEST(JsonBinderDiscardTest, ThrowsOnMissingArrayEndToken) {
  char data[] = R"([1.0 )";
  char const * ptr = data;
  EXPECT_THROW(json::parse_discard_token(ptr),
               json::unterminated_json_exception);
}

TEST(JsonBinderDiscardTest, ThrowsOnMissingObjectEndToken) {
  char data[] = R"({"key": "value")";
  char const * ptr = data;
  EXPECT_THROW(json::parse_discard_token(ptr),
               json::unterminated_json_exception);
}