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#include "simdjson.h"
#include "test_builder.h"
#include <string>
#include <vector>
#include <optional>
#include <memory>
#include <limits>
using namespace simdjson;
namespace builder_tests {
bool test_empty_values() {
TEST_START();
#if SIMDJSON_STATIC_REFLECTION
struct EmptyValues {
std::string empty_string;
std::vector<int> empty_vector;
std::optional<int> null_optional;
std::unique_ptr<int> null_unique_ptr;
std::shared_ptr<std::string> null_shared_ptr;
};
EmptyValues test;
test.empty_string = "";
// empty_vector is already empty by default
test.null_optional = std::nullopt;
test.null_unique_ptr = nullptr;
test.null_shared_ptr = nullptr;
std::string json;
ASSERT_SUCCESS(builder::to_json_string(test).get(json));
ASSERT_TRUE(json.find("\"empty_string\":\"\"") != std::string::npos);
ASSERT_TRUE(json.find("\"empty_vector\":[]") != std::string::npos);
ASSERT_TRUE(json.find("\"null_optional\":null") != std::string::npos);
ASSERT_TRUE(json.find("\"null_unique_ptr\":null") != std::string::npos);
ASSERT_TRUE(json.find("\"null_shared_ptr\":null") != std::string::npos);
// Test round-trip
ondemand::parser parser;
auto doc_result = parser.iterate(pad(json));
ASSERT_SUCCESS(doc_result);
EmptyValues deserialized;
ASSERT_SUCCESS(doc_result.get<EmptyValues>().get(deserialized));
ASSERT_EQUAL(deserialized.empty_string, "");
ASSERT_EQUAL(deserialized.empty_vector.size(), 0);
ASSERT_FALSE(deserialized.null_optional.has_value());
ASSERT_TRUE(deserialized.null_unique_ptr == nullptr);
ASSERT_TRUE(deserialized.null_shared_ptr == nullptr);
#endif
TEST_SUCCEED();
}
bool test_special_characters() {
TEST_START();
#if SIMDJSON_STATIC_REFLECTION
struct SpecialChars {
std::string quotes;
std::string backslashes;
std::string newlines;
std::string unicode;
char null_char;
};
SpecialChars test;
test.quotes = "He said \"Hello\"";
test.backslashes = "Path\\to\\file";
test.newlines = "Line1\nLine2\tTabbed";
test.unicode = "Café résumé";
test.null_char = '\0';
std::string json;
ASSERT_SUCCESS(builder::to_json_string(test).get(json));
// Test that quotes are properly escaped
ASSERT_TRUE(json.find("\\\"Hello\\\"") != std::string::npos);
// Test that backslashes are properly escaped
ASSERT_TRUE(json.find("\\\\to\\\\") != std::string::npos);
// Test that newlines are properly escaped
ASSERT_TRUE(json.find("\\n") != std::string::npos);
ASSERT_TRUE(json.find("\\t") != std::string::npos);
// Test round-trip (excluding null char which has special handling)
struct SpecialCharsNoNull {
std::string quotes;
std::string backslashes;
std::string newlines;
std::string unicode;
};
SpecialCharsNoNull test_no_null;
test_no_null.quotes = test.quotes;
test_no_null.backslashes = test.backslashes;
test_no_null.newlines = test.newlines;
test_no_null.unicode = test.unicode;
std::string result_no_null;
ASSERT_SUCCESS(builder::to_json_string(test_no_null).get(result_no_null));
ondemand::parser parser;
ondemand::document doc_result;
ASSERT_SUCCESS(parser.iterate(pad(result_no_null)).get(doc_result));
SpecialCharsNoNull deserialized;
ASSERT_SUCCESS(doc_result.get<SpecialCharsNoNull>().get(deserialized));
ASSERT_EQUAL(deserialized.quotes, test.quotes);
ASSERT_EQUAL(deserialized.backslashes, test.backslashes);
ASSERT_EQUAL(deserialized.newlines, test.newlines);
ASSERT_EQUAL(deserialized.unicode, test.unicode);
#endif
TEST_SUCCEED();
}
bool test_numeric_limits() {
TEST_START();
#if SIMDJSON_STATIC_REFLECTION
struct NumericLimits {
int max_int;
int min_int;
double max_double;
double min_double;
bool true_val;
bool false_val;
};
NumericLimits test;
test.max_int = std::numeric_limits<int>::max();
test.min_int = std::numeric_limits<int>::min();
test.max_double = 1e100; // Large but safe double value
test.min_double = -1e100; // Large negative but safe double value
test.true_val = true;
test.false_val = false;
std::string json;
ASSERT_SUCCESS(builder::to_json_string(test).get(json));
ASSERT_TRUE(json.find("\"true_val\":true") != std::string::npos);
ASSERT_TRUE(json.find("\"false_val\":false") != std::string::npos);
// Test round-trip
ondemand::parser parser;
ondemand::document doc_result;
ASSERT_SUCCESS(parser.iterate(pad(json)).get(doc_result));
NumericLimits deserialized;
ASSERT_SUCCESS(doc_result.get<NumericLimits>().get(deserialized));
ASSERT_EQUAL(deserialized.max_int, test.max_int);
ASSERT_EQUAL(deserialized.min_int, test.min_int);
ASSERT_EQUAL(deserialized.true_val, true);
ASSERT_EQUAL(deserialized.false_val, false);
#endif
TEST_SUCCEED();
}
bool test_nested_structures() {
TEST_START();
#if SIMDJSON_STATIC_REFLECTION
struct Inner {
int value;
std::string name;
};
struct Outer {
Inner inner_obj;
std::vector<Inner> inner_vector;
std::optional<Inner> optional_inner;
std::unique_ptr<Inner> unique_inner;
};
Outer test;
test.inner_obj = {42, "inner"};
test.inner_vector = {{1, "first"}, {2, "second"}};
test.optional_inner = Inner{99, "optional"};
test.unique_inner = std::make_unique<Inner>(Inner{123, "unique"});
std::string json;
ASSERT_SUCCESS(builder::to_json_string(test).get(json));
ASSERT_TRUE(json.find("\"inner_obj\":{") != std::string::npos);
ASSERT_TRUE(json.find("\"inner_vector\":[") != std::string::npos);
ASSERT_TRUE(json.find("\"optional_inner\":{") != std::string::npos);
ASSERT_TRUE(json.find("\"unique_inner\":{") != std::string::npos);
// Test round-trip
ondemand::parser parser;
auto doc_result = parser.iterate(pad(json));
ASSERT_SUCCESS(doc_result);
Outer deserialized;
ASSERT_SUCCESS(doc_result.get<Outer>().get(deserialized));
ASSERT_EQUAL(deserialized.inner_obj.value, 42);
ASSERT_EQUAL(deserialized.inner_obj.name, "inner");
ASSERT_EQUAL(deserialized.inner_vector.size(), 2);
ASSERT_EQUAL(deserialized.inner_vector[0].value, 1);
ASSERT_EQUAL(deserialized.inner_vector[1].name, "second");
ASSERT_TRUE(deserialized.optional_inner.has_value());
ASSERT_EQUAL(deserialized.optional_inner->value, 99);
ASSERT_TRUE(deserialized.unique_inner != nullptr);
ASSERT_EQUAL(deserialized.unique_inner->value, 123);
#endif
TEST_SUCCEED();
}
bool run() {
return test_empty_values() &&
test_special_characters() &&
test_numeric_limits() &&
test_nested_structures();
}
} // namespace builder_tests
int main(int argc, char *argv[]) {
return test_main(argc, argv, builder_tests::run);
}
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