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Added JsonArray::clear() (fixes #1597)

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Benoit Blanchon
2021-06-26 11:23:40 +02:00
parent 14639f129e
commit a6fc9311b4
6 changed files with 59 additions and 0 deletions
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1
extras/tests/JsonArray/CMakeLists.txt
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@@ -4,6 +4,7 @@
add_executable(JsonArrayTests
add.cpp
clear.cpp
copyArray.cpp
createNested.cpp
equals.cpp

25
extras/tests/JsonArray/clear.cpp Normal file
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@@ -0,0 +1,25 @@
// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
TEST_CASE("JsonArray::clear()") {
SECTION("No-op on null JsonArray") {
JsonArray array;
array.clear();
REQUIRE(array.isNull() == true);
REQUIRE(array.size() == 0);
}
SECTION("Removes all elements") {
StaticJsonDocument<64> doc;
JsonArray array = doc.to<JsonArray>();
array.add(1);
array.add(2);
array.clear();
REQUIRE(array.size() == 0);
REQUIRE(array.isNull() == false);
}
}