Function ReadOneBatchJson

cpp/src/arrow/integration/json_integration_test.cc:1002–1013

}

static void ReadOneBatchJson(const char* json, const Schema& expected_schema,
                             std::shared_ptr<RecordBatch>* out) {
  auto buffer = Buffer::Wrap(json, strlen(json));

  ASSERT_OK_AND_ASSIGN(auto reader, IntegrationJsonReader::Open(buffer));

  AssertSchemaEqual(*reader->schema(), expected_schema, /*check_metadata=*/true);
  ASSERT_EQ(1, reader->num_record_batches());

  ASSERT_OK_AND_ASSIGN(*out, reader->ReadRecordBatch(0));
  ASSERT_OK((*out)->ValidateFull());
}

TEST(TestJsonFileReadWrite, JsonExample1) {
  Schema ex_schema({field("foo", int32()), field("bar", float64())});