Round10 Function Test

src/test/java/src/TasksFrameTest.java

@@ -136,6 +136,17 @@ class TasksFrameTest {
         int c = tasksFrame.roundSum(13, 9, 26);
         assertEquals(50, c);
     }
+
+    @Test
+    void test_round10(){
+        TasksFrame tasksFrame = new TasksFrame();
+        int a = tasksFrame.round10(15);
+        assertEquals(20, a);
+        int b = tasksFrame.round10(56);
+        assertEquals(60, b);
+        int c = tasksFrame.round10(12);
+        assertEquals(10, c);
+    }
 }