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Fix floating point precision on input.

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This commit is contained in:
Jesse Beder
2013-04-13 13:10:36 -05:00
parent ae42def6cf
commit 895af26226
2 changed files with 10 additions and 0 deletions
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1
include/yaml-cpp/node/convert.h
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@@ -78,6 +78,7 @@ namespace YAML
struct convert<type> {\ struct convert<type> {\
static Node encode(const type& rhs) {\ static Node encode(const type& rhs) {\
std::stringstream stream;\ std::stringstream stream;\
stream.precision(std::numeric_limits<type>::digits10 + 1);\
stream << rhs;\ stream << rhs;\
return Node(stream.str());\ return Node(stream.str());\
}\ }\

9
test/new-api/nodetests.cpp
View File

@@ -498,6 +498,14 @@ namespace Test
YAML_ASSERT_THROWS(node.begin()->begin()->IsDefined(), YAML::InvalidNode); YAML_ASSERT_THROWS(node.begin()->begin()->IsDefined(), YAML::InvalidNode);
return true; return true;
} }
TEST FloatingPrecision()
{
const double x = 0.123456789;
YAML::Node node = YAML::Node(x);
YAML_ASSERT(node.as<double>() == x);
return true;
}
} }
void RunNodeTest(TEST (*test)(), const std::string& name, int& passed, int& total) { void RunNodeTest(TEST (*test)(), const std::string& name, int& passed, int& total) {
@@ -560,6 +568,7 @@ namespace Test
RunNodeTest(&Node::ForceInsertIntoMap, "force insert into map", passed, total); RunNodeTest(&Node::ForceInsertIntoMap, "force insert into map", passed, total);
RunNodeTest(&Node::ResetNode, "reset node", passed, total); RunNodeTest(&Node::ResetNode, "reset node", passed, total);
RunNodeTest(&Node::DereferenceIteratorError, "dereference iterator error", passed, total); RunNodeTest(&Node::DereferenceIteratorError, "dereference iterator error", passed, total);
RunNodeTest(&Node::FloatingPrecision, "floating precision", passed, total);
std::cout << "Node tests: " << passed << "/" << total << " passed\n"; std::cout << "Node tests: " << passed << "/" << total << " passed\n";
return passed == total; return passed == total;