Started verification tests

src/test/java/com/mattrixwv/project_euler/problems/BaseTest.java

@@ -0,0 +1,42 @@
+package com.mattrixwv.project_euler.problems;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.atMostOnce;
+import static org.mockito.Mockito.verify;
+
+import org.mockito.Spy;
+
+import com.mattrixwv.Stopwatch;
+
+public abstract class BaseTest{
+	@Spy
+	protected Stopwatch timer;
+
+	public abstract void testDescription();
+
+	public abstract void testSolve();
+
+	protected void verifyProblem(Problem problem){
+		//Verify solved was set
+		assertTrue(problem.getSolved());
+		//Verify timer function were called
+		verify(timer, atLeastOnce()).start();
+		verify(timer, atLeastOnce()).stop();
+	}
+
+	protected void verifyProblemSecondRun(Problem problem){
+		problem.solve();
+
+		//Verify solved is still set
+		assertTrue(problem.getSolved());
+		//Verify timer functions were not called again
+		verify(timer, atMostOnce()).start();
+		verify(timer, atMostOnce()).stop();
+	}
+
+	public void testReset(){
+		//Verify timer was reset
+		verify(timer, atLeastOnce()).reset();
+	}
+}