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Added JsonObjectBase::remove()

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This commit is contained in:
Benoit Blanchon
2014-08-03 13:16:35 +02:00
parent 817cc09975
commit 8e81b9bb26
4 changed files with 61 additions and 6 deletions
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8
JsonGenerator/JsonObjectBase.cpp
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@ -81,4 +81,12 @@ JsonValue& JsonObjectBase::operator[](JsonKey key)
bool JsonObjectBase::containsKey(JsonKey key) const
{
return getMatchingPair(key) != 0;
}
void JsonObjectBase::remove(JsonKey key)
{
KeyValuePair* match = getMatchingPair(key);
if (match == 0) return;
*match = items[--count];
}

3
JsonGenerator/JsonObjectBase.h
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@ -18,8 +18,8 @@ namespace ArduinoJson
{
public:
JsonValue& operator[](JsonKey);
bool containsKey(JsonKey) const;
void remove(JsonKey key);
template<typename T>
void add(JsonKey key, T value)
@ -53,7 +53,6 @@ namespace ArduinoJson
private:
KeyValuePair* items;
int capacity, count;
static JsonValue nullValue;
KeyValuePair* getMatchingPair(JsonKey key) const;

29
JsonGeneratorTests/JsonObject_Indexer_Tests.cpp
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@ -22,14 +22,35 @@ namespace JsonGeneratorTests
{
mustNotContain("key");
}
TEST_METHOD(OneString)
TEST_METHOD(TwoStrings)
{
object["key"] = "value";
object["key1"] = "value1";
object["key2"] = "value2";
mustContain("key", "value");
mustContain("key1", "value1");
mustContain("key2", "value2");
}
TEST_METHOD(RemoveFirst)
{
object["key1"] = "value1";
object["key2"] = "value2";
object.remove("key1");
mustNotContain("key1");
mustContain("key2", "value2");
}
TEST_METHOD(RemoveLast)
{
object["key1"] = "value1";
object["key2"] = "value2";
object.remove("key2");
mustContain("key1", "value1");
mustNotContain("key2");
}
private:

27
JsonGeneratorTests/JsonObject_PrintTo_Tests.cpp
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@ -38,6 +38,33 @@ namespace JsonGeneratorTests
outputMustBe("{\"key1\":\"value1\",\"key2\":\"value2\"}");
}
TEST_METHOD(RemoveFirst)
{
object["key1"] = "value1";
object["key2"] = "value2";
object.remove("key1");
outputMustBe("{\"key2\":\"value2\"}");
}
TEST_METHOD(RemoveLast)
{
object["key1"] = "value1";
object["key2"] = "value2";
object.remove("key2");
outputMustBe("{\"key1\":\"value1\"}");
}
TEST_METHOD(RemoveUnexistingKey)
{
object["key1"] = "value1";
object["key2"] = "value2";
object.remove("key3");
outputMustBe("{\"key1\":\"value1\",\"key2\":\"value2\"}");
}
TEST_METHOD(ReplaceExistingKey)
{
object["key"] = "value1";