forked from bblanchon/ArduinoJson
60 lines
1.5 KiB
C++
60 lines
1.5 KiB
C++
// Copyright Benoit Blanchon 2014-2017
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// MIT License
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//
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// Arduino JSON library
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// https://bblanchon.github.io/ArduinoJson/
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// If you like this project, please add a star!
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#include <ArduinoJson.h>
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#include <catch.hpp>
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TEST_CASE("StaticJsonBuffer::createObject()") {
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SECTION("GrowsWithObject") {
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StaticJsonBuffer<JSON_OBJECT_SIZE(3)> buffer;
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JsonObject &obj = buffer.createObject();
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REQUIRE(JSON_OBJECT_SIZE(0) == buffer.size());
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obj["hello"];
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REQUIRE(JSON_OBJECT_SIZE(0) == buffer.size());
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obj["hello"] = 1;
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REQUIRE(JSON_OBJECT_SIZE(1) == buffer.size());
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obj["world"] = 2;
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REQUIRE(JSON_OBJECT_SIZE(2) == buffer.size());
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obj["world"] = 3; // <- same key, should not grow
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REQUIRE(JSON_OBJECT_SIZE(2) == buffer.size());
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}
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SECTION("SucceedWhenBigEnough") {
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StaticJsonBuffer<JSON_OBJECT_SIZE(0)> buffer;
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JsonObject &object = buffer.createObject();
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REQUIRE(object.success());
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}
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SECTION("FailsWhenTooSmall") {
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StaticJsonBuffer<JSON_OBJECT_SIZE(0) - 1> buffer;
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JsonObject &object = buffer.createObject();
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REQUIRE_FALSE(object.success());
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}
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SECTION("ObjectDoesntGrowWhenFull") {
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StaticJsonBuffer<JSON_OBJECT_SIZE(1)> buffer;
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JsonObject &obj = buffer.createObject();
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obj["hello"] = 1;
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obj["world"] = 2;
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REQUIRE(JSON_OBJECT_SIZE(1) == buffer.size());
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REQUIRE(1 == obj.size());
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char json[64];
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obj.printTo(json, sizeof(json));
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REQUIRE(std::string("{\"hello\":1}") == json);
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}
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}
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