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Added free Clone() function for Nodes

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This commit is contained in:
Jesse Beder 2012-07-04 15:26:37 -05:00
parent f29ea4b070
commit 823311384f
4 changed files with 67 additions and 3 deletions
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2
include/yaml-cpp/node/node.h
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@ -106,6 +106,8 @@ namespace YAML
bool operator==(const Node& lhs, const Node& rhs);
Node Clone(const Node& node);
template<typename T>
struct convert;
}

14
src/node.cpp Normal file
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@ -0,0 +1,14 @@
#include "yaml-cpp/node/node.h"
#include "nodebuilder.h"
#include "nodeevents.h"
namespace YAML
{
Node Clone(const Node& node)
{
NodeEvents events(node);
NodeBuilder builder;
events.Emit(builder);
return builder.Root();
}
}

48
test/new-api/nodetests.cpp
View File

@ -373,6 +373,50 @@ namespace Test
}
return true;
}
TEST CloneScalar()
{
YAML::Node node = YAML::Load("!foo monkey");
YAML::Node clone = Clone(node);
YAML_ASSERT(!(node == clone));
YAML_ASSERT(node.as<std::string>() == clone.as<std::string>());
YAML_ASSERT(node.Tag() == clone.Tag());
return true;
}
TEST CloneSeq()
{
YAML::Node node = YAML::Load("[1, 3, 5, 7]");
YAML::Node clone = Clone(node);
YAML_ASSERT(!(node == clone));
YAML_ASSERT(clone.Type() == YAML::NodeType::Sequence);
YAML_ASSERT(node.size() == clone.size());
for(std::size_t i=0;i<node.size();i++)
YAML_ASSERT(node[i].as<int>() == clone[i].as<int>());
return true;
}
TEST CloneMap()
{
YAML::Node node = YAML::Load("{foo: bar}");
YAML::Node clone = Clone(node);
YAML_ASSERT(!(node == clone));
YAML_ASSERT(clone.Type() == YAML::NodeType::Map);
YAML_ASSERT(node.size() == clone.size());
YAML_ASSERT(node["foo"].as<std::string>() == clone["foo"].as<std::string>());
return true;
}
TEST CloneAlias()
{
YAML::Node node = YAML::Load("&foo [*foo]");
YAML::Node clone = Clone(node);
YAML_ASSERT(!(node == clone));
YAML_ASSERT(clone.Type() == YAML::NodeType::Sequence);
YAML_ASSERT(node.size() == clone.size());
YAML_ASSERT(clone == clone[0]);
return true;
}
}
void RunNodeTest(TEST (*test)(), const std::string& name, int& passed, int& total) {
@ -426,6 +470,10 @@ namespace Test
RunNodeTest(&Node::IterateMap, "iterate map", passed, total);
RunNodeTest(&Node::ForEach, "for each", passed, total);
RunNodeTest(&Node::ForEachMap, "for each map", passed, total);
RunNodeTest(&Node::CloneScalar, "clone scalar", passed, total);
RunNodeTest(&Node::CloneSeq, "clone seq", passed, total);
RunNodeTest(&Node::CloneMap, "clone map", passed, total);
RunNodeTest(&Node::CloneAlias, "clone alias", passed, total);
std::cout << "Node tests: " << passed << "/" << total << " passed\n";
return passed == total;