Files
ArduinoJson/test/JsonVariant/subscript.cpp
Benoit Blanchon 7a2a64803a Don't use JsonBuffer to create or parse objects and arrays.
* Added DynamicJsonArray and StaticJsonArray
* Added DynamicJsonObject and StaticJsonObject
* Added DynamicJsonVariant and StaticJsonVariant
* Added deserializeJson()
* Removed JsonBuffer::parseArray(), parseObject() and parse()
* Removed JsonBuffer::createArray() and createObject()
2018-02-26 16:05:16 +01:00

79 lines
2.1 KiB
C++

// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2018
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
TEST_CASE("JsonVariant::operator[]") {
SECTION("Array") {
DynamicJsonArray array;
array.add("element at index 0");
array.add("element at index 1");
JsonVariant var = array;
REQUIRE(2 == var.size());
REQUIRE(std::string("element at index 0") == var[0]);
REQUIRE(std::string("element at index 1") == var[1]);
REQUIRE(std::string("element at index 0") ==
var[static_cast<unsigned char>(0)]); // issue #381
REQUIRE_FALSE(var[666].success());
REQUIRE_FALSE(var[3].success());
REQUIRE_FALSE(var["0"].success());
}
SECTION("Object") {
DynamicJsonObject object;
object["a"] = "element at key \"a\"";
object["b"] = "element at key \"b\"";
JsonVariant var = object;
REQUIRE(2 == var.size());
REQUIRE(std::string("element at key \"a\"") == var["a"]);
REQUIRE(std::string("element at key \"b\"") == var["b"]);
REQUIRE_FALSE(var["c"].success());
REQUIRE_FALSE(var[0].success());
}
SECTION("Undefined") {
JsonVariant var = JsonVariant();
REQUIRE(0 == var.size());
REQUIRE_FALSE(var["0"].success());
REQUIRE_FALSE(var[0].success());
}
SECTION("String") {
JsonVariant var = "hello world";
REQUIRE(0 == var.size());
REQUIRE_FALSE(var["0"].success());
REQUIRE_FALSE(var[0].success());
}
SECTION("ObjectSetValue") {
DynamicJsonObject obj;
JsonVariant var = obj;
var["hello"] = "world";
REQUIRE(1 == var.size());
REQUIRE(std::string("world") == var["hello"]);
}
SECTION("ArraySetValue") {
DynamicJsonVariant var;
deserializeJson(var, "[\"hello\"]");
var[0] = "world";
REQUIRE(1 == var.size());
REQUIRE(std::string("world") == var[0]);
}
SECTION("NestedObjectSetValue") {
DynamicJsonVariant var;
deserializeJson(var, "[{}]");
var[0]["hello"] = "world";
REQUIRE(1 == var.size());
REQUIRE(1 == var[0].size());
REQUIRE(std::string("world") == var[0]["hello"]);
}
}