Initial commit of Arduino libraries

ArduinoJson/extras/tests/FailingBuilds/CMakeLists.txt

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+# ArduinoJson - https://arduinojson.org
+# Copyright © 2014-2025, Benoit BLANCHON
+# MIT License
+
+macro(add_failing_build source_file)
+	get_filename_component(target ${source_file} NAME_WE)
+
+	add_executable(${target} ${source_file})
+
+	set_target_properties(${target}
+		PROPERTIES
+			EXCLUDE_FROM_ALL TRUE
+			EXCLUDE_FROM_DEFAULT_BUILD TRUE
+	)
+	add_test(
+		NAME ${target}
+			COMMAND ${CMAKE_COMMAND} --build . --target ${target} --config $<CONFIGURATION>
+			WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+	)
+	set_tests_properties(${target}
+		PROPERTIES
+			WILL_FAIL TRUE
+			LABELS "WillFail"
+	)
+endmacro()
+
+add_failing_build(Issue978.cpp)
+add_failing_build(read_long_long.cpp)
+add_failing_build(write_long_long.cpp)
+add_failing_build(variant_as_char.cpp)
+add_failing_build(assign_char.cpp)
+add_failing_build(deserialize_object.cpp)

ArduinoJson/extras/tests/FailingBuilds/Issue978.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+
+struct Stream {};
+
+int main() {
+  Stream* stream = 0;
+  JsonDocument doc;
+  deserializeJson(doc, stream);
+}

ArduinoJson/extras/tests/FailingBuilds/assign_char.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+
+// See issue #1498
+
+int main() {
+  JsonDocument doc;
+  doc["dummy"] = 'A';
+}

ArduinoJson/extras/tests/FailingBuilds/deserialize_object.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+
+// See issue #2135
+
+int main() {
+  JsonObject obj;
+  deserializeJson(obj, "");
+}

ArduinoJson/extras/tests/FailingBuilds/read_long_long.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#define ARDUINOJSON_USE_LONG_LONG 0
+#include <ArduinoJson.h>
+
+#if defined(__SIZEOF_LONG__) && __SIZEOF_LONG__ >= 8
+#  error This test requires sizeof(long) < 8
+#endif
+
+ARDUINOJSON_ASSERT_INTEGER_TYPE_IS_SUPPORTED(long long)
+int main() {
+  JsonDocument doc;
+  doc["dummy"].as<long long>();
+}

ArduinoJson/extras/tests/FailingBuilds/variant_as_char.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+
+// See issue #1498
+
+int main() {
+  JsonDocument doc;
+  doc["dummy"].as<char>();
+}

ArduinoJson/extras/tests/FailingBuilds/write_long_long.cpp

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+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2025, Benoit BLANCHON
+// MIT License
+
+#define ARDUINOJSON_USE_LONG_LONG 0
+#include <ArduinoJson.h>
+
+#if defined(__SIZEOF_LONG__) && __SIZEOF_LONG__ >= 8
+#  error This test requires sizeof(long) < 8
+#endif
+
+int main() {
+  JsonDocument doc;
+  doc["dummy"] = static_cast<long long>(42);
+}