Files
ArduinoJson/test/DynamicJsonBuffer/startString.cpp
Benoit Blanchon 1feb92679d Added StaticJsonDocument and DynamicJsonDocument.
Removed StaticJsonArray and DynamicJsonArray.
Removed StaticJsonObject and DynamicJsonObject.
Removed StaticJsonVariant and DynamicJsonVariant.
2018-04-17 21:27:45 +02:00

50 lines
1.1 KiB
C++

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2018
// MIT License
#include <ArduinoJson/Memory/DynamicJsonBuffer.hpp>
#include <catch.hpp>
using namespace ArduinoJson::Internals;
TEST_CASE("DynamicJsonBuffer::startString()") {
SECTION("WorksWhenBufferIsBigEnough") {
DynamicJsonBuffer jsonBuffer(6);
DynamicJsonBuffer::String str = jsonBuffer.startString();
str.append('h');
str.append('e');
str.append('l');
str.append('l');
str.append('o');
REQUIRE(std::string("hello") == str.c_str());
}
SECTION("GrowsWhenBufferIsTooSmall") {
DynamicJsonBuffer jsonBuffer(5);
DynamicJsonBuffer::String str = jsonBuffer.startString();
str.append('h');
str.append('e');
str.append('l');
str.append('l');
str.append('o');
REQUIRE(std::string("hello") == str.c_str());
}
SECTION("SizeIncreases") {
DynamicJsonBuffer jsonBuffer(5);
DynamicJsonBuffer::String str = jsonBuffer.startString();
REQUIRE(0 == jsonBuffer.size());
str.append('h');
REQUIRE(1 == jsonBuffer.size());
str.c_str();
REQUIRE(2 == jsonBuffer.size());
}
}