Added test for new function

testStopwatch.cpp

@@ -1,7 +1,7 @@
 //myClasses/testStopwatch.cpp
 //Matthew Ellison
 // Created: 02-12-19
-//Modified: 02-12-19
+//Modified: 07-09-20
 //This file is a simple test for the Stopwatch class
 
 
@@ -73,6 +73,42 @@ int main(){
 		std::cout << "Test failed" << std::endl;
 	}
 
+	//Test string function
+	bool failedTimeResolutionTests = false;
+	std::string results = mee::Stopwatch::getStr(1.0);
+	if(results != "1.000 nanoseconds"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the nanosecond test" << std::endl;
+	}
+	results = mee::Stopwatch::getStr(1.0e3);
+	if(results != "1.000 microseconds"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the microsecond test" << std::endl;
+	}
+	results = mee::Stopwatch::getStr(1.0e6);
+	if(results != "1.000 milliseconds"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the millisecond test" << std::endl;
+	}
+	results = mee::Stopwatch::getStr(1.0e9);
+	if(results != "1.000 seconds"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the second test" << std::endl;
+	}
+	results = mee::Stopwatch::getStr(1.0e12);
+	if(results != "16.667 minutes"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the minute test" << std::endl;
+	}
+	results = mee::Stopwatch::getStr(1.0e13);
+	if(results != "2.778 hours"){
+		failedTimeResolutionTests = true;
+		std::cout << "Failed the hour test" << std::endl;
+	}
+	if(!failedTimeResolutionTests){
+		std::cout << "Passed all string resolution tests" << std::endl;
+	}
+
 	return 0;
 }