Update CalculatorResourceTest.java for new calculator resource

src/test/java/CalculatorResourceTest.java

@@ -21,10 +21,10 @@ public class CalculatorResourceTest{
         CalculatorResource calculatorResource = new CalculatorResource();
 
         String expression = "100+300";
-        assertEquals(400, calculatorResource.sum(expression),1.0f);
+        assertEquals(400, calculatorResource.calculate(expression),1.0f);
 
         expression = "300+99";
-        assertEquals(399, calculatorResource.sum(expression),1.0f);
+        assertEquals(399, calculatorResource.calculate(expression),1.0f);
     }
 
     @Test
@@ -32,10 +32,10 @@ public class CalculatorResourceTest{
         CalculatorResource calculatorResource = new CalculatorResource();
 
         String expression = "999-100";
-        assertEquals(899, calculatorResource.subtraction(expression),1.0f);
+        assertEquals(899, calculatorResource.calculate(expression),1.0f);
 
         expression = "20-2";
-        assertEquals(18, calculatorResource.subtraction(expression),1.0f);
+        assertEquals(18, calculatorResource.calculate(expression),1.0f);
     }
     @Test
     public void testMultiplication(){
@@ -43,10 +43,10 @@ public class CalculatorResourceTest{
         CalculatorResource calculatorResource = new CalculatorResource();
 
         String expression = "40*5";
-        assertEquals(200, calculatorResource.multiplication(expression),1.0f);
+        assertEquals(200, calculatorResource.calculate(expression),1.0f);
         
         expression = "32*9";
-        assertEquals(288, calculatorResource.multiplication(expression),1.0f);
+        assertEquals(288, calculatorResource.calculate(expression),1.0f);
 
     }
       @Test
@@ -55,10 +55,10 @@ public class CalculatorResourceTest{
         CalculatorResource calculatorResource = new CalculatorResource();
 
         String expression = "30/5";
-        assertEquals(6.0f, calculatorResource.division(expression),1.0f);
+        assertEquals(6.0f, calculatorResource.calculate(expression),1.0f);
         
         expression = "10/5";
-        assertEquals(2.0f, calculatorResource.division(expression),1.0f);
+        assertEquals(2.0f, calculatorResource.calculate(expression),1.0f);
 
     }
 }