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#include <gtest/gtest.h>
#include <valijson/adapters/yaml_cpp_adapter.hpp>
class TestYamlCppAdapter : public testing::Test
{
};
TEST_F(TestYamlCppAdapter, BasicArrayIteration)
{
const unsigned int numElements = 10;
// Create a Json document that consists of an array of numbers
YAML::Node document;
for (unsigned int i = 0; i < numElements; i++) {
document.push_back(static_cast<double>(i));
}
// Ensure that wrapping the document preserves the array and does not allow
// it to be cast to other types
valijson::adapters::YamlCppAdapter adapter(document);
#if VALIJSON_USE_EXCEPTIONS
ASSERT_NO_THROW(adapter.getArray());
ASSERT_ANY_THROW(adapter.getBool());
ASSERT_ANY_THROW(adapter.getDouble());
ASSERT_ANY_THROW(adapter.getObject());
ASSERT_ANY_THROW(adapter.getString());
#endif
// Ensure that the array contains the expected number of elements
EXPECT_EQ(numElements, adapter.getArray().size());
// Ensure that the elements are returned in the order they were inserted
unsigned int expectedValue = 0;
for (const valijson::adapters::YamlCppAdapter value : adapter.getArray()) {
ASSERT_TRUE(value.isString());
ASSERT_FALSE(value.isNumber());
ASSERT_TRUE(value.maybeDouble());
EXPECT_EQ(double(expectedValue), value.getDouble());
expectedValue++;
}
// Ensure that the correct number of elements were iterated over
EXPECT_EQ(numElements, expectedValue);
}
TEST_F(TestYamlCppAdapter, BasicObjectIteration)
{
const unsigned int numElements = 10;
// Create a document that consists of an object that maps
// numeric strings their corresponding numeric values
YAML::Node document;
for (uint32_t i = 0; i < numElements; i++) {
document[std::to_string(i)] = static_cast<double>(i);
}
// Ensure that wrapping the document preserves the object and does not
// allow it to be cast to other types
valijson::adapters::YamlCppAdapter adapter(document);
#if VALIJSON_USE_EXCEPTIONS
ASSERT_NO_THROW(adapter.getObject());
ASSERT_ANY_THROW(adapter.getArray());
ASSERT_ANY_THROW(adapter.getBool());
ASSERT_ANY_THROW(adapter.getDouble());
ASSERT_ANY_THROW(adapter.getString());
#endif
// Ensure that the object contains the expected number of members
EXPECT_EQ(numElements, adapter.getObject().size());
// Ensure that the members are returned in the order they were inserted
unsigned int expectedValue = 0;
for (const valijson::adapters::YamlCppAdapter::ObjectMember member :
adapter.getObject()) {
ASSERT_TRUE(member.second.isString());
ASSERT_FALSE(member.second.isNumber());
ASSERT_TRUE(member.second.maybeDouble());
EXPECT_EQ(std::to_string(expectedValue), member.first);
EXPECT_EQ(double(expectedValue), member.second.getDouble());
expectedValue++;
}
// Ensure that the correct number of elements were iterated over
EXPECT_EQ(numElements, expectedValue);
}
TEST_F(TestYamlCppAdapter, BasicObjectMemberAccess)
{
const unsigned int numElements = 10;
// Create a document that consists of an object that maps
// numeric strings their corresponding numeric values
YAML::Node document;
for (uint32_t i = 0; i < numElements; i++) {
document[std::to_string(i)] = static_cast<double>(i);
}
valijson::adapters::YamlCppAdapter adapter(document);
const auto adapterObject = adapter.asObject();
// Ensure that accessing an element that exists produces the expected result.
const auto result3 = adapterObject.find("3");
EXPECT_NE(result3, adapterObject.end());
EXPECT_EQ(result3->second.asDouble(), 3);
// Ensure that accessing an element that does not exists.
const auto result12 = adapterObject.find("12");
EXPECT_EQ(result12, adapterObject.end());
}
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