Increase coverage

extras/tests/JsonVariant/unbound.cpp

@@ -44,6 +44,7 @@ TEST_CASE("Unbound JsonVariant") {
     CHECK_FALSE(variant.set(42L));
     CHECK_FALSE(variant.set(42U));
     CHECK_FALSE(variant.set(serialized("42")));
+    CHECK_FALSE(variant.set(serialized(std::string("42"))));
     CHECK_FALSE(variant.set(true));
   }
 
@@ -63,4 +64,13 @@ TEST_CASE("Unbound JsonVariant") {
     CHECK_FALSE(variant["key"].set(1));
     CHECK_FALSE(variant[std::string("key")].set(1));
   }
+
+  SECTION("containsKey()") {
+    CHECK_FALSE(variant.containsKey("hello"));
+  }
+
+  SECTION("remove()") {
+    variant.remove(0);
+    variant.remove("hello");
+  }
 }

src/ArduinoJson/Collection/CollectionFunctions.hpp

@@ -24,8 +24,6 @@ inline VariantData* collectionAddMember(CollectionData* obj, TAdaptedString key,
                                         MemoryPool* pool) {
   ARDUINOJSON_ASSERT(!key.isNull());
   ARDUINOJSON_ASSERT(obj != nullptr);
-  if (!obj)
-    return nullptr;
   auto slot = pool->allocVariant();
   if (!slot)
     return nullptr;
@@ -67,6 +65,14 @@ inline bool collectionCopy(CollectionData* dst, const CollectionData* src,
   return true;
 }
 
+template <typename TAdaptedString>
+inline VariantData* collectionGetMember(const CollectionData* obj,
+                                        TAdaptedString key) {
+  if (!obj)
+    return nullptr;
+  return slotData(obj->get(key));
+}
+
 inline void collectionRemove(CollectionData* data, VariantSlot* slot,
                              MemoryPool* pool) {
   if (!data || !slot)

src/ArduinoJson/Collection/CollectionImpl.hpp

@@ -59,8 +59,7 @@ inline VariantSlot* CollectionData::getPrevious(VariantSlot* target) const {
 }
 
 inline void CollectionData::remove(VariantSlot* slot) {
-  if (!slot)
-    return;
+  ARDUINOJSON_ASSERT(slot != nullptr);
   VariantSlot* prev = getPrevious(slot);
   VariantSlot* next = slot->next();
   if (prev)

src/ArduinoJson/Object/JsonObject.hpp

@@ -150,7 +150,7 @@ class JsonObject : public detail::VariantOperators<JsonObject> {
   FORCE_INLINE
       typename detail::enable_if<detail::IsString<TString>::value, bool>::type
       containsKey(const TString& key) const {
-    return getMember(detail::adaptString(key)) != 0;
+    return collectionGetMember(_data, detail::adaptString(key)) != 0;
   }
 
   // Returns true if the object contains the specified key.
@@ -159,7 +159,7 @@ class JsonObject : public detail::VariantOperators<JsonObject> {
   FORCE_INLINE
       typename detail::enable_if<detail::IsString<TChar*>::value, bool>::type
       containsKey(TChar* key) const {
-    return getMember(detail::adaptString(key)) != 0;
+    return collectionGetMember(_data, detail::adaptString(key)) != 0;
   }
 
   // Creates an array and adds it to the object.
@@ -199,13 +199,6 @@ class JsonObject : public detail::VariantOperators<JsonObject> {
     return detail::collectionToVariant(_data);
   }
 
-  template <typename TAdaptedString>
-  inline detail::VariantData* getMember(TAdaptedString key) const {
-    if (!_data)
-      return 0;
-    return slotData(_data->get(key));
-  }
-
   template <typename TAdaptedString>
   void removeMember(TAdaptedString key) const {
     collectionRemove(_data, _data->get(key), _pool);

src/ArduinoJson/Object/JsonObjectConst.hpp

@@ -76,14 +76,14 @@ class JsonObjectConst : public detail::VariantOperators<JsonObjectConst> {
   // https://arduinojson.org/v6/api/jsonobjectconst/containskey/
   template <typename TString>
   FORCE_INLINE bool containsKey(const TString& key) const {
-    return getMember(detail::adaptString(key)) != 0;
+    return collectionGetMember(_data, detail::adaptString(key)) != 0;
   }
 
   // Returns true if the object contains the specified key.
   // https://arduinojson.org/v6/api/jsonobjectconst/containskey/
   template <typename TChar>
   FORCE_INLINE bool containsKey(TChar* key) const {
-    return getMember(detail::adaptString(key)) != 0;
+    return collectionGetMember(_data, detail::adaptString(key)) != 0;
   }
 
   // Gets the member with specified key.
@@ -92,7 +92,8 @@ class JsonObjectConst : public detail::VariantOperators<JsonObjectConst> {
   FORCE_INLINE typename detail::enable_if<detail::IsString<TString>::value,
                                           JsonVariantConst>::type
   operator[](const TString& key) const {
-    return JsonVariantConst(getMember(detail::adaptString(key)));
+    return JsonVariantConst(
+        collectionGetMember(_data, detail::adaptString(key)));
   }
 
   // Gets the member with specified key.
@@ -101,7 +102,8 @@ class JsonObjectConst : public detail::VariantOperators<JsonObjectConst> {
   FORCE_INLINE typename detail::enable_if<detail::IsString<TChar*>::value,
                                           JsonVariantConst>::type
   operator[](TChar* key) const {
-    return JsonVariantConst(getMember(detail::adaptString(key)));
+    return JsonVariantConst(
+        collectionGetMember(_data, detail::adaptString(key)));
   }
 
   // Compares objects.
@@ -126,13 +128,6 @@ class JsonObjectConst : public detail::VariantOperators<JsonObjectConst> {
     return collectionToVariant(_data);
   }
 
-  template <typename TAdaptedString>
-  const detail::VariantData* getMember(TAdaptedString key) const {
-    if (!_data)
-      return 0;
-    return slotData(_data->get(key));
-  }
-
   const detail::CollectionData* _data;
 };