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libraries/ArduinoJson/extras/tests/JsonArrayConst/subscript.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+#include <stdint.h>
+#include <catch.hpp>
+
+TEST_CASE("JsonArrayConst::operator[]") {
+  JsonDocument doc;
+  JsonArrayConst arr = doc.to<JsonArray>();
+  doc.add(1);
+  doc.add(2);
+  doc.add(3);
+
+  SECTION("int") {
+    REQUIRE(1 == arr[0].as<int>());
+    REQUIRE(2 == arr[1].as<int>());
+    REQUIRE(3 == arr[2].as<int>());
+    REQUIRE(0 == arr[3].as<int>());
+  }
+
+  SECTION("JsonVariant") {
+    REQUIRE(2 == arr[arr[0]].as<int>());
+    REQUIRE(0 == arr[arr[3]].as<int>());
+  }
+}