56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
// ArduinoJson - arduinojson.org
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// Copyright Benoit Blanchon 2014-2018
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// MIT License
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#include <ArduinoJson.h>
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#include <catch.hpp>
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TEST_CASE("JsonVariant::isNull()") {
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DynamicJsonDocument doc;
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JsonVariant variant = doc.to<JsonVariant>();
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SECTION("return true when Undefined") {
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REQUIRE(variant.isNull() == true);
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}
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SECTION("return false when Integer") {
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variant.set(42);
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REQUIRE(variant.isNull() == false);
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}
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SECTION("return false when EmptyArray") {
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DynamicJsonDocument doc2;
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JsonArray array = doc2.to<JsonArray>();
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variant.set(array);
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REQUIRE(variant.isNull() == false);
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}
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SECTION("return false when EmptyObject") {
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DynamicJsonDocument doc2;
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JsonObject obj = doc2.to<JsonObject>();
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variant.set(obj);
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REQUIRE(variant.isNull() == false);
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}
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/* SECTION("return true when InvalidArray") {
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variant.set(JsonArray());
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REQUIRE(variant.isNull() == true);
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}
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*/
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/* SECTION("return true when InvalidObject") {
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variant.set(JsonObject());
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REQUIRE(variant.isNull() == true);
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}*/
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SECTION("works with JsonVariantConst") {
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variant.set(42);
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JsonVariantConst cvar = variant;
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REQUIRE(cvar.isNull() == false);
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}
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}
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