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https://github.com/tristanpenman/valijson.git
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88 lines
3.2 KiB
C++
88 lines
3.2 KiB
C++
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#include <gtest/gtest.h>
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#include <valijson/adapters/property_tree_adapter.hpp>
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class TestPropertyTreeAdapter : public testing::Test
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{
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};
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TEST_F(TestPropertyTreeAdapter, BasicArrayIteration)
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{
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const unsigned int numElements = 10;
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// Create a boost property that is equivalent to a JSON array containing a
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// list of numbers.
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boost::property_tree::ptree document;
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for (unsigned int i = 0; i < numElements; i++) {
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document.push_back(std::make_pair(std::string(),
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boost::property_tree::ptree(std::to_string(i))));
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}
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// Ensure that wrapping the document preserves the array and does not allow
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// it to be cast to other types
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valijson::adapters::PropertyTreeAdapter adapter(document);
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ASSERT_NO_THROW( adapter.getArray() );
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ASSERT_ANY_THROW( adapter.getBool() );
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ASSERT_ANY_THROW( adapter.getDouble() );
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ASSERT_ANY_THROW( adapter.getObject() );
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ASSERT_ANY_THROW( adapter.getString() );
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// Ensure that the array contains the expected number of elements
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EXPECT_EQ( numElements, adapter.getArray().size() );
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// Ensure that the elements are returned in the order they were inserted
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unsigned int expectedValue = 0;
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for (const valijson::adapters::PropertyTreeAdapter value : adapter.getArray()) {
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ASSERT_TRUE( value.isString() );
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ASSERT_FALSE( value.isNumber() );
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ASSERT_TRUE( value.maybeDouble() );
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EXPECT_EQ( double(expectedValue), value.asDouble() );
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expectedValue++;
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}
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// Ensure that the correct number of elements were iterated over
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EXPECT_EQ(numElements, expectedValue);
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}
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TEST_F(TestPropertyTreeAdapter, BasicObjectIteration)
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{
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const unsigned int numElements = 10;
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// Create a rapidjson document that consists of an object that maps numeric
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// strings their corresponding numeric values
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boost::property_tree::ptree document;
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for (unsigned int i = 0; i < numElements; i++) {
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std::string name(std::to_string(i));
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document.push_back(std::make_pair(name, boost::property_tree::ptree(
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std::to_string(double(i)))));
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}
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// Ensure that wrapping the document preserves the object and does not
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// allow it to be cast to other types
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valijson::adapters::PropertyTreeAdapter adapter(document);
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ASSERT_NO_THROW( adapter.getObject() );
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ASSERT_ANY_THROW( adapter.getArray() );
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ASSERT_ANY_THROW( adapter.getBool() );
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ASSERT_ANY_THROW( adapter.getDouble() );
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ASSERT_ANY_THROW( adapter.getString() );
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// Ensure that the object contains the expected number of members
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EXPECT_EQ( numElements, adapter.getObject().size() );
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// Ensure that the members are returned in the order they were inserted
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unsigned int expectedValue = 0;
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for (const valijson::adapters::PropertyTreeAdapter::ObjectMember member : adapter.getObject()) {
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ASSERT_TRUE( member.second.isString() );
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ASSERT_FALSE( member.second.isNumber() );
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ASSERT_TRUE( member.second.maybeDouble() );
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EXPECT_EQ( std::to_string(expectedValue), member.first );
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EXPECT_EQ( double(expectedValue), member.second.asDouble() );
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expectedValue++;
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}
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// Ensure that the correct number of elements were iterated over
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EXPECT_EQ( numElements, expectedValue );
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}
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