test: improve optional step use case

Author: devrnt

test/useWizard.test.tsx

@@ -38,19 +38,22 @@ describe('useWizard', () => {
     expect(result.current.stepCount).toBe(2);
   });
 
-  test('should set step count to one when using falsy step', () => {
-    const { result } = renderHook(() => useWizard(), {
-      wrapper: ({ children }) => (
-        <Wizard>
-          <p>step 1 {children}</p>
-          <p>step 2 {children}</p>
-          {false && <p>step 3 {children}</p>}
-        </Wizard>
-      ),
-    });
+  test.each([false, null, undefined])(
+    'should set step count to two when using %s as step',
+    (value) => {
+      const { result } = renderHook(() => useWizard(), {
+        wrapper: ({ children }) => (
+          <Wizard>
+            <p>step 1 {children}</p>
+            <p>step 2 {children}</p>
+            {value && <p>step 3 {children}</p>}
+          </Wizard>
+        ),
+      });
 
-    expect(result.current.stepCount).toBe(2);
-  });
+      expect(result.current.stepCount).toBe(2);
+    },
+  );
 
   test('should set active step to one', () => {
     const { result } = renderUseWizardHook(1);