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https://github.com/eledio-devices/thirdparty-ArduinoJson.git
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38 lines
750 B
C++
38 lines
750 B
C++
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2022, Benoit BLANCHON
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// MIT License
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#include <ArduinoJson.h>
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#include <stdint.h>
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#include <catch.hpp>
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TEST_CASE("JsonVariant::clear()") {
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DynamicJsonDocument doc(4096);
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JsonVariant var = doc.to<JsonVariant>();
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SECTION("size goes back to zero") {
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var.add(42);
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var.clear();
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REQUIRE(var.size() == 0);
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}
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SECTION("isNull() return true") {
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var.add("hello");
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var.clear();
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REQUIRE(var.isNull() == true);
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}
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SECTION("doesn't alter linked object") {
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StaticJsonDocument<128> doc2;
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doc2["hello"] = "world";
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var.link(doc2);
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var.clear();
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CHECK(var.isNull() == true);
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CHECK(doc2.as<std::string>() == "{\"hello\":\"world\"}");
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}
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}
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