Tested and bugfixed delta-generation

I also added a beautiful operator<< overloading for deltas, I think it
is very pretty.

3 files changed, 37 insertions, 16 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 91f04dd..e554fb1 100755
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -40,6 +40,16 @@ int main(int argc, char* argv[])
 			std::cout << "\nWorkday:\n";
 			std::cout << timeprint(workday) << std::endl;
 
+			
+			std::cout << "\n\n --- TIME MATH TEST ---\n\n";
+			
+			std::cout << "Difference between calltime and wraptime:\n";
+			std::cout << (calltime-wraptime) << std::endl;
+			std::cout << "Other way around, should show same result:\n";
+			std::cout << (calltime-wraptime) << std::endl;
+			std::cout << "As method on workday:\n";
+			std::cout << (workday.hourcount()) << std::endl;
+
 			std::cout << "\nSplitting workday into workday and second_half...\n";
 			moment splitpoint{0, 12, 27, 11, 2010};
 			timeblock second_half{timesplit(workday, splitpoint)};
@@ -55,8 +65,6 @@ int main(int argc, char* argv[])
 			std::cout << timeprint(timesplit(second_half, erronious_splitpoint));
 
 			
-			std::cout << "\n\n --- TIME MATH TEST ---\n\n";
-
 			moment testtime{30, 8, 25, 2, 2012};
 			std::cout << "Testtime: " << timeprint(testtime) << std::endl;
 
@@ -88,6 +96,7 @@ int main(int argc, char* argv[])
 			std::cout << "Testtime: " << timeprint(testtime) << std::endl;
 			
 			
+			
 			std::cout << "\n\n --- TIME INPUT TEST ---\n\n";
 			
 			moment inputmoment = timeinput();
diff --git a/src/time.cpp b/src/time.cpp
index 29af5be..78f2a53 100755
--- a/src/time.cpp
+++ b/src/time.cpp
@@ -60,20 +60,30 @@ delta moment::operator-(const moment& other) const {
 	while(decumulator.year - benchmark.year > 1 ||
 			decumulator.month - benchmark.month > 1 ||
 			decumulator.day - benchmark.day > 1) {
-		wind(decumulator, 0, 0, 1);
+		wind(decumulator, 0, 0, -1);
 		accumulator.days++;
 	}
 	while(decumulator.hours - benchmark.hours > 1) {
-		wind(decumulator, 0, 1, 0);
+		wind(decumulator, 0, -1, 0);
 		accumulator.hours++;
 	}
 	while(decumulator != benchmark) {
-		wind(decumulator, 1, 0, 0);
-		accumulator.minutes++;
+		wind(decumulator, -1, 0, 0);
+		accumulator.minutes = accumulator.minutes+1;
+	}
+	while(accumulator.minutes > 59) {
+		accumulator.minutes -= 60;
+		accumulator.hours++;
 	}
 	return accumulator;
 }
 
+std::ostream& operator<<(std::ostream& stream, const delta& other) {
+	if(other.days) stream << other.days << " days, ";
+	if(other.hours) stream << other.hours << " hours, ";
+	if(other.minutes) stream << other.minutes << " minutes.";
+	return stream;
+}
 
 
 //
diff --git a/src/time.h b/src/time.h
index b512e91..9e793ec 100755
--- a/src/time.h
+++ b/src/time.h
@@ -7,10 +7,11 @@
 #include <vector>
 
 struct delta{
-	signed int minutes;
-	signed int hours;
-	signed int days;
+	unsigned int minutes;
+	unsigned int hours;
+	unsigned int days;
 };
+std::ostream& operator<<(std::ostream& stream, const delta& other);
 
 struct moment{
 	signed int minutes;
@@ -39,16 +40,17 @@ struct workday{
 	timeblock blocks[12];
 	//
 	// 1.  sleepbreach
-	// 2.  Call
-	// 3.  Early morning
+	// 2.  call
+	// 3.  early morning
 	// 4.  start of day
 	// 5.  1st hr overtime
 	// 6.  post-1 hour overtime
-	// 7.  14-hour mark
-	// 8.  22:00
-	// 9.  midnight crossing
-	// 10. 06:00
-	// 11. wrap
+	// 7.  end of warned ot
+	// 8.  14-hour mark
+	// 9.  22:00
+	// 10. midnight crossing
+	// 11. 06:00
+	// 12. wrap
 	//
 	workday(moment calltime, moment wraptime, moment planned_wraptime) {