public void AddBigNumbers_TwoNumbersWithCarry_ReturnsValue() { // arrange int[] a = { 1, 2, 3 }; int[] b = { 9, 3, 4 }; int[] expected = { 1, 0, 5, 7 }; MathOperations m = new MathOperations(); // act int[] actual = m.AddBigNumbers(a, b); // assert Assert.IsTrue(expected.SequenceEqual(actual)); }
public void DivideNoOperator_RandomSamples_ReturnsValue() { Random r = new Random(1234); for (int i = 0; i < 100000; i++) { // arrange int a = r.Next(10000); int b = r.Next(1, 100); DivisionResult expected = new DivisionResult(); expected.Divisor = a / b; expected.Remainder = a % b; MathOperations m = new MathOperations(); // act DivisionResult actual = m.DivideNoOperand(a, b); // assert Assert.AreEqual(expected.Remainder, actual.Remainder); Assert.AreEqual(expected.Divisor, actual.Divisor); } }
public void DivideNoOperator_ValidValues_ReturnsValue() { // arrange int a = 10; int b = 2; DivisionResult expected = new DivisionResult(); expected.Divisor = a / b; expected.Remainder = a % b; MathOperations m = new MathOperations(); // act DivisionResult actual = m.DivideNoOperand(a, b); // assert Assert.AreEqual(expected.Divisor, actual.Divisor); Assert.AreEqual(expected.Remainder, actual.Remainder); }
public void SquareRoot_ValidValues_ReturnsExpected() { // arrange double a = 100; MathOperations m = new MathOperations(); double expected = 10; double error = 0.1; // act double actual = m.SquareRoot(a, error); // assert Assert.IsTrue(Math.Abs(actual * actual - expected * expected) < error); }
public void SquareRoot_RandomSamples_ReturnsValue() { Random r = new Random(1234); for (int i = 0; i < 100000; i++) { // arrange double a = r.NextDouble() * (i % 10); MathOperations m = new MathOperations(); double expected = Math.Sqrt(a); double error = 0.001; // act double actual = m.SquareRoot(a, error); // assert Assert.IsTrue(Math.Abs(actual * actual - expected * expected) < error); } }
public void MultiplyBigNumbers_TwoNumbers_ReturnsValue() { // arrange int[] a = { 1, 7 }; int[] b = { 3, 4 }; int[] expected = { 0, 5, 7, 8, }; MathOperations m = new MathOperations(); // act int[] actual = m.Multiply(a, b); // assert Assert.IsTrue(expected.SequenceEqual(actual)); }