test/math_test.rb in polynomials-0.1.1 vs test/math_test.rb in polynomials-0.1.2

@@ -14,13 +14,13 @@
     polynomial = Polynomial.parse('3x^2 + 2x - 40')
     p = 2.0/3.0
     q = -40.0/3.0
     root = Math.sqrt((p/2)**2 - q)
     fraction = -(p/2)
-    assert_equal Set[fraction - root, fraction + root],polynomial.nulls
+    assert_equal Set[(fraction - root).round(10), (fraction + root).round(10)],polynomial.nulls
 
     polynomial = Polynomial.parse('3x^2 - 40')
-    assert_equal Set[Math.sqrt(40.0/3), -Math.sqrt(40.0/3)], polynomial.nulls
+    assert_equal Set[Math.sqrt(40.0/3).round(10), -Math.sqrt(40.0/3).round(10)], polynomial.nulls
   end
 
   def test_nulls_for_cubic_functions
     polynomial = Polynomial.parse('1x^3  + 1x^2  + 2x - 1')
     assert_equal(1, polynomial.nulls.size)