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Change string copy policy: only string literal are stored by pointer

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This commit is contained in:
Benoit Blanchon
2024-11-25 11:32:03 +01:00
parent 5f8e3c0f0f
commit 594dc707cb
27 changed files with 456 additions and 197 deletions
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42
extras/tests/JsonDocument/MemberProxy.cpp
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@ -15,23 +15,53 @@ using ArduinoJson::detail::sizeofArray;
using ArduinoJson::detail::sizeofObject;
TEST_CASE("MemberProxy::add()") {
JsonDocument doc;
SpyingAllocator spy;
JsonDocument doc(&spy);
const auto& mp = doc["hello"];
SECTION("add(int)") {
SECTION("integer") {
mp.add(42);
REQUIRE(doc.as<std::string>() == "{\"hello\":[42]}");
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofPool()),
});
}
SECTION("add(const char*)") {
SECTION("string literal") {
mp.add("world");
REQUIRE(doc.as<std::string>() == "{\"hello\":[\"world\"]}");
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofPool()),
});
}
SECTION("const char*") {
const char* temp = "world";
mp.add(temp);
REQUIRE(doc.as<std::string>() == "{\"hello\":[\"world\"]}");
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofPool()),
Allocate(sizeofString("world")),
});
}
SECTION("char[]") {
char temp[] = "world";
mp.add(temp);
REQUIRE(doc.as<std::string>() == "{\"hello\":[\"world\"]}");
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofPool()),
Allocate(sizeofString("world")),
});
}
#ifdef HAS_VARIABLE_LENGTH_ARRAY
SECTION("add(vla)") {
SECTION("VLA") {
size_t i = 16;
char vla[i];
strcpy(vla, "world");
@ -39,6 +69,10 @@ TEST_CASE("MemberProxy::add()") {
mp.add(vla);
REQUIRE(doc.as<std::string>() == "{\"hello\":[\"world\"]}");
REQUIRE(spy.log() == AllocatorLog{
Allocate(sizeofPool()),
Allocate(sizeofString("world")),
});
}
#endif
}