Files
ArduinoJson/test/Misc/vla.cpp
2018-01-05 09:20:01 +01:00

344 lines
7.3 KiB
C++

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2018
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
#if defined(__clang__)
#pragma clang diagnostic ignored "-Wvla-extension"
#define CONFLICTS_WITH_BUILTIN_OPERATOR
#elif defined(__GNUC__)
#pragma GCC diagnostic ignored "-Wvla"
#else
#define VLA_NOT_SUPPORTED
#endif
#ifndef VLA_NOT_SUPPORTED
TEST_CASE("Variable Length Array") {
SECTION("ParseArray") {
int i = 8;
char vla[i];
strcpy(vla, "[42]");
StaticJsonBuffer<JSON_ARRAY_SIZE(1)> jsonBuffer;
JsonArray& arr = jsonBuffer.parseArray(vla);
REQUIRE(true == arr.success());
}
SECTION("ParseObject") {
int i = 16;
char vla[i];
strcpy(vla, "{\"a\":42}");
StaticJsonBuffer<JSON_OBJECT_SIZE(1)> jsonBuffer;
JsonObject& obj = jsonBuffer.parseObject(vla);
REQUIRE(true == obj.success());
}
SECTION("Parse") {
int i = 16;
char vla[i];
strcpy(vla, "42");
StaticJsonBuffer<1> jsonBuffer;
JsonVariant variant = jsonBuffer.parse(vla);
REQUIRE(42 == variant.as<int>());
}
SECTION("JsonVariant_Constructor") {
int i = 16;
char vla[i];
strcpy(vla, "42");
JsonVariant variant(vla);
REQUIRE(42 == variant.as<int>());
}
SECTION("JsonVariant_Assign") {
int i = 16;
char vla[i];
strcpy(vla, "42");
JsonVariant variant(666);
variant = vla;
REQUIRE(42 == variant.as<int>());
}
#ifndef CONFLICTS_WITH_BUILTIN_OPERATOR
SECTION("JsonVariant_Subscript") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonVariant variant = jsonBuffer.parseObject("{\"hello\":\"world\"}");
REQUIRE(std::string("world") == variant[vla]);
}
#endif
#ifndef CONFLICTS_WITH_BUILTIN_OPERATOR
SECTION("JsonVariant_Subscript_Const") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
const JsonVariant variant = jsonBuffer.parseObject("{\"hello\":\"world\"}");
REQUIRE(std::string("world") == variant[vla]);
}
#endif
SECTION("JsonVariant_Equals") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
const JsonVariant variant = "hello";
REQUIRE((vla == variant));
REQUIRE((variant == vla));
REQUIRE_FALSE((vla != variant));
REQUIRE_FALSE((variant != vla));
}
SECTION("JsonVariant_Differs") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
const JsonVariant variant = "world";
REQUIRE((vla != variant));
REQUIRE((variant != vla));
REQUIRE_FALSE((vla == variant));
REQUIRE_FALSE((variant == vla));
}
#ifndef CONFLICTS_WITH_BUILTIN_OPERATOR
SECTION("JsonObject_Subscript") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj[vla] = "world";
REQUIRE(std::string("world") == obj["hello"]);
}
#endif
SECTION("JsonObject_Subscript_Assign") { // issue #416
int i = 32;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj["hello"] = vla;
REQUIRE(std::string("world") == obj["hello"].as<char*>());
}
SECTION("JsonObject_Subscript_Set") {
int i = 32;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj["hello"].set(vla);
REQUIRE(std::string("world") == obj["hello"].as<char*>());
}
#ifndef CONFLICTS_WITH_BUILTIN_OPERATOR
SECTION("JsonObject_Subscript_Const") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
const JsonObject& obj = jsonBuffer.parseObject("{\"hello\":\"world\"}");
REQUIRE(std::string("world") == obj[vla]);
}
#endif
SECTION("JsonObject_Get") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.parseObject("{\"hello\":\"world\"}");
REQUIRE(std::string("world") == obj.get<char*>(vla));
}
SECTION("JsonObject_Set_Key") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj.set(vla, "world");
REQUIRE(std::string("world") == obj["hello"]);
}
SECTION("JsonObject_Set_Value") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj.set("hello", vla);
REQUIRE(std::string("world") == obj["hello"]);
}
SECTION("JsonObject_Set_KeyAndValue") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj.set(vla, vla);
REQUIRE(std::string("world") == obj["world"]);
}
SECTION("JsonObject_ContainsKey") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
const JsonObject& obj = jsonBuffer.parseObject("{\"hello\":\"world\"}");
REQUIRE(true == obj.containsKey(vla));
}
SECTION("JsonObject_Remove") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.parseObject("{\"hello\":\"world\"}");
obj.remove(vla);
REQUIRE(0 == obj.size());
}
SECTION("JsonObject_Is") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.parseObject("{\"hello\":42}");
REQUIRE(true == obj.is<int>(vla));
}
SECTION("JsonObject_CreateNestedArray") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj.createNestedArray(vla);
}
SECTION("JsonObject_CreateNestedObject") {
int i = 16;
char vla[i];
strcpy(vla, "hello");
DynamicJsonBuffer jsonBuffer;
JsonObject& obj = jsonBuffer.createObject();
obj.createNestedObject(vla);
}
SECTION("JsonArray_Add") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonArray& arr = jsonBuffer.createArray();
arr.add(vla);
REQUIRE(std::string("world") == arr[0]);
}
SECTION("JsonArray_Set") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonArray& arr = jsonBuffer.createArray();
arr.add("hello");
arr.set(0, vla);
REQUIRE(std::string("world") == arr[0]);
}
SECTION("JsonArraySubscript_Set") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonArray& arr = jsonBuffer.createArray();
arr.add("hello");
arr[0].set(vla);
REQUIRE(std::string("world") == arr[0]);
}
SECTION("JsonArraySubscript_Assign") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
JsonArray& arr = jsonBuffer.createArray();
arr.add("hello");
arr[0] = vla;
REQUIRE(std::string("world") == arr[0]);
}
SECTION("JsonBuffer_strdup") {
int i = 16;
char vla[i];
strcpy(vla, "world");
DynamicJsonBuffer jsonBuffer;
const char* dup = jsonBuffer.strdup(vla);
REQUIRE(static_cast<const void*>(vla) != static_cast<const void*>(dup));
REQUIRE(std::string("world") == dup);
}
}
#endif