Started implementing spec tests

yaml-reader/spectests.cpp

@@ -0,0 +1,91 @@
+#include "spectests.h"
+#include "yaml.h"
+#include <fstream>
+#include <sstream>
+#include <vector>
+#include <iostream>
+
+namespace Test {
+	namespace {
+		void RunSpecTest(bool (*test)(), const std::string& index, const std::string& name, bool& passed) {
+			std::string error;
+			bool ok = true;
+			try {
+				ok = test();
+			} catch(const YAML::Exception& e) {
+				ok = false;
+				error = e.msg;
+			}
+			if(ok) {
+				std::cout << "Spec test " << index << " passed: " << name << "\n";
+			} else {
+				passed = false;
+				std::cout << "Spec test " << index << " failed: " << name << "\n";
+				if(error != "")
+					std::cout << "Caught exception: " << error << "\n";
+			}
+		}
+	}
+
+	namespace Spec {
+		bool SeqScalars() {
+			std::string input =
+				"- Mark McGwire\n"
+				"- Sammy Sosa\n"
+				"- Ken Griffey";
+			std::stringstream stream(input);
+			
+			YAML::Parser parser(stream);
+			YAML::Node doc;
+			parser.GetNextDocument(doc);
+			
+			if(doc.size() != 3)
+				return false;
+			std::string output;
+			doc[0] >> output;
+			if(output != "Mark McGwire")
+				return false;
+			doc[1] >> output;
+			if(output != "Sammy Sosa")
+				return false;
+			doc[2] >> output;
+			if(output != "Ken Griffey")
+				return false;
+			return true;
+		}
+		
+		bool MappingScalarsToScalars() {
+			std::string input =
+				"hr:  65    # Home runs\n"
+				"avg: 0.278 # Batting average\n"
+				"rbi: 147   # Runs Batted In";
+			std::stringstream stream(input);
+			
+			YAML::Parser parser(stream);
+			YAML::Node doc;
+			parser.GetNextDocument(doc);
+
+			std::string output;
+			doc["hr"] >> output;
+			if(output != "65")
+				return false;
+			doc["avg"] >> output;
+			if(output != "0.278")
+				return false;
+			doc["rbi"] >> output;
+			if(output != "147")
+				return false;
+			return true;
+		}
+	}
+
+	bool RunSpecTests()
+	{
+		bool passed = true;
+		RunSpecTest(&Spec::SeqScalars, "2.1", "Sequence of Scalars", passed);
+		RunSpecTest(&Spec::MappingScalarsToScalars, "2.2", "Mapping Scalars to Scalars", passed);
+		return passed;
+	}
+	
+}
+