From 826d7144c38801e51dde11067007a15b44dd2c5d Mon Sep 17 00:00:00 2001
From: hhimanshu <harit.himanshu@yahoo.in>
Date: Wed, 20 May 2020 16:36:23 -0700
Subject: [PATCH] Updated m3_12_testCalculateWorksCorrectly with constructor
 check

---
 src/test/java/com/h2/Module3_Test.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/test/java/com/h2/Module3_Test.java b/src/test/java/com/h2/Module3_Test.java
index 01d15946f..c247e186a 100644
--- a/src/test/java/com/h2/Module3_Test.java
+++ b/src/test/java/com/h2/Module3_Test.java
@@ -288,6 +288,10 @@ public void m3_12_testCalculateWorksCorrectly() throws IllegalAccessException, I
         float[] credits = new float[]{10.0f, 20.0f};
         float[] debits = new float[]{5.0f};
         final Constructor<?> constructor = constructors[0];
+
+        int parameterCount = constructor.getParameterCount();
+        assertEquals(2, parameterCount, classToFind + " must have a constructor with 2 parameters - credits and debits, both should be of type 'float[]'");
+
         Object instance = constructor.newInstance(credits, debits);
         final Method[] methods = savingsCalculator.getDeclaredMethods();
         final List<Method> filteredMethod = Arrays.stream(methods).filter(method -> method.getName().equals(methodName)).collect(Collectors.toList());