public void DeleteEverySecondElement_EmptyString_NullReturned()
{
// Arrange.
var str = string.Empty;
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNull(actual);
}
public void DeleteEverySecondElement_TwoElements_FirstElementReturned()
{
// Arrange.
var str = "12, 96";
var expectedCount = 1;
var expectedElement = "12";
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNotNull(actual);
Assert.AreEqual(expectedCount, actual.Count);
Assert.AreEqual(expectedElement, actual[0]);
}
public void DeleteEverySecondElement_OneElement_OneElementReturned()
{
// Arrange.
var str = "44.5";
var expectedCount = 1;
var expectedElement = "44.5";
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNotNull(actual);
Assert.AreEqual(actual.Count, expectedCount);
Assert.AreEqual(actual[0], expectedElement);
}
public void DeleteEverySecondElement_FiveEmptyElements_FirstThirdFifthReturned()
{
// Arrange.
var str = ",,,,";
var expectedCount = 3;
var expectedList = new List <string>()
{
"", "", ""
};
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNotNull(actual);
Assert.AreEqual(expectedCount, actual.Count);
Assert.IsTrue(actual.SequenceEqual(expectedList));
}
public void DeleteEverySecondElement_DeletingNotEmptyElementsSavingEmpty_EmptyReturned()
{
// Arrange.
var str = ",asd,,fdf123 ,,44.9374";
var expectedCount = 3;
var expectedList = new List <string>()
{
"", "", ""
};
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNotNull(actual);
Assert.AreEqual(expectedCount, actual.Count);
Assert.IsTrue(actual.SequenceEqual(expectedList));
}
public void DeleteEverySecondElement_ThreeElemets_FirstAndThirdElementsReturned()
{
// Arrange.
var str = "12, 96, 14.44";
var expectedCount = 2;
var expectedFirstElement = "12";
var expectedSecondElement = " 14.44";
var expectedList = new List <string>()
{
expectedFirstElement, expectedSecondElement
};
// Act.
var actual = ListExecuter.DeleteEverySecondElement(str);
// Assert.
Assert.IsNotNull(actual);
Assert.AreEqual(expectedCount, actual.Count);
Assert.IsTrue(actual.SequenceEqual(expectedList));
}
