EMICalculatorTest1.dart

void main()
{

  test("Amount cannot be null",()
  {
    EMICalculator emiCalculator=EMICalculator();
    //Performing assertion
    expect(emiCalculator.amount,isNot(null), reason:"Amount cannot be null");
  });

  test("Rate cannot be null",()
  {
    EMICalculator emiCalculator=EMICalculator();
    //Performing assertion
    expect(emiCalculator.rate,isNot(null),reason:"Rate cannot be null");
  });

  test("Rate cannot be null",()
  {
    EMICalculator emiCalculator=EMICalculator();
    //Performing assertion
    expect(emiCalculator.time,isNot(null),reason:"Time cannot be null");
  });
}