public void ArraySlice_TestSlice() { var a = new[] { 1.0, 2.71828, 3.14, 4, 4.99999, 42, 1024 }; var slicea = new ArraySlice <double>(a, 2, 3); var sliceaSame = new ArraySlice <double>(a, 2, 3); var b = new[] { 1.0, 2, 3, 4, 5, 99, 1024 }; var sliceb = new ArraySlice <double>(b, 2, 3); Assert.AreEqual(a, slicea.List); Assert.AreEqual(2, slicea.Offset); Assert.AreEqual(3, slicea.Count); Assert.IsTrue(slicea.Equals(sliceaSame)); Assert.IsTrue(slicea.Equals((object)sliceaSame)); Assert.AreEqual(sliceaSame.GetHashCode(), sliceaSame.GetHashCode()); Assert.IsTrue(slicea == sliceaSame); Assert.IsTrue(slicea != sliceb); Assert.IsTrue(ApproximatelyEqual(4.99999, slicea[2])); Assert.AreEqual(1, slicea.IndexOf(4)); Assert.AreEqual(-1, slicea.IndexOf(1025)); Assert.IsTrue(slicea.Contains(4)); Assert.IsFalse(slicea.Contains(1025)); Assert.IsTrue(ApproximatelyEqual(12.13999, slicea.Sum())); IList <double> asList = slicea; Assert.IsTrue(ApproximatelyEqual(4.99999, asList[2])); Assert.AreEqual(1, asList.IndexOf(4)); Assert.AreEqual(-1, asList.IndexOf(1025)); Assert.IsTrue(asList.Contains(4)); Assert.IsFalse(asList.Contains(1025)); Assert.IsTrue(ApproximatelyEqual(12.13999, asList.Sum())); }
public void ArraySlice_WorksLikeArray() { var a = new[] { 1.0, 2.71828, 3.14, 4, 4.99999, 42, 1024 }; var slicea = new ArraySlice <double>(a); var sliceaSame = new ArraySlice <double>(a); var b = new[] { 1.0, 2, 3, 4, 5, 99, 1024 }; var sliceb = new ArraySlice <double>(b); Assert.AreEqual(a, slicea.List); Assert.AreEqual(0, slicea.Offset); Assert.AreEqual(7, slicea.Count); Assert.IsTrue(slicea.Equals(sliceaSame)); Assert.IsTrue(slicea.Equals((object)sliceaSame)); Assert.AreEqual(sliceaSame.GetHashCode(), sliceaSame.GetHashCode()); Assert.IsTrue(slicea == sliceaSame); Assert.IsTrue(slicea != sliceb); Assert.IsTrue(ApproximatelyEqual(4, slicea[3])); Assert.AreEqual(6, slicea.IndexOf(1024)); Assert.AreEqual(-1, slicea.IndexOf(1025)); Assert.IsTrue(slicea.Contains(1024)); Assert.IsFalse(slicea.Contains(1025)); Assert.IsTrue(ApproximatelyEqual(1081.85827, slicea.Sum())); IList <double> asList = slicea; Assert.IsTrue(ApproximatelyEqual(4, asList[3])); Assert.AreEqual(6, asList.IndexOf(1024)); Assert.AreEqual(-1, asList.IndexOf(1025)); Assert.IsTrue(asList.Contains(1024)); Assert.IsFalse(asList.Contains(1025)); Assert.IsTrue(ApproximatelyEqual(1081.85827, asList.Sum())); }