public void GetLongestString_GivenNegative_ThrowsInvalidArgumentException()
{
var ls = new LongestString();
var invalidNthValue = -1;
Assert.Throws <ArgumentException>(() => ls.GetNthLongestString(invalidNthValue, TestInputList));
}
public void GetLongestString_ItemsWithNLengthInMultiplePositions_ReturnsItemClosestToHeadOfList(int positionOfStringThatHasPartnersOfSameLength, string expectedResult)
{
var ls = new LongestString();
var actualResult = ls.GetNthLongestString(positionOfStringThatHasPartnersOfSameLength, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetShortestString_ListIsNull_ThrowsNullReferenceException()
{
var ls = new LongestString();
List <string> aNullList = null;
var aValidNthValue = 1;
Assert.Throws <NullReferenceException>(() => ls.GetNthLongestString(aValidNthValue, aNullList));
}
public void GetLongestString_ListIsEmpty_ThrowsInvalidArgumentException()
{
var ls = new LongestString();
var anEmptyList = new List <string>();
var aValidNthValue = 1;
Assert.Throws <ArgumentException>(() => ls.GetNthLongestString(aValidNthValue, anEmptyList));
}
public void GetLongestString_GivenNumberGreaterThanListLength_ReturnsShortestWord() {
var ls = new LongestString();
var positionGreaterThanListLength = 20;
var expectedResult = "Cat";
var actualResult = ls.GetNthLongestString(positionGreaterThanListLength, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_Normally_ReturnsTheLongestString() {
var ls = new LongestString();
var positionOfLongestString = 1;
var expectedResult = "This code puzzle is easy";
var actualResult = ls.GetNthLongestString(positionOfLongestString, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_Normally_ReturnsTheSpecifiedPosition()
{
var ls = new LongestString();
var positionOfLongestString = 2;
var expectedResult = "AVeryLongString";
var actualResult = ls.GetNthLongestString(positionOfLongestString, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_GivenNumberGreaterThanListLength_ReturnsShortestWord()
{
var ls = new LongestString();
var positionGreaterThanListLength = 20;
var expectedResult = "Cat";
var actualResult = ls.GetNthLongestString(positionGreaterThanListLength, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_Normally_ReturnsTheSpecifiedPosition()
{
var ls = new LongestString();
var positionOfLongestString = 2;
var expectedResult = "AVeryLongString";
var actualResult = ls.GetNthLongestString(positionOfLongestString, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_Normally_ReturnsTheLongestString()
{
var ls = new LongestString();
var positionOfLongestString = 1;
var expectedResult = "This code puzzle is easy";
var actualResult = ls.GetNthLongestString(positionOfLongestString, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_ItemsWithNLengthInMultiplePositions_ReturnsItemClosestToHeadOfList(int positionOfStringThatHasPartnersOfSameLength, string expectedResult)
{
var ls = new LongestString();
var actualResult = ls.GetNthLongestString(positionOfStringThatHasPartnersOfSameLength, TestInputList);
Assert.AreEqual(expectedResult, actualResult);
}
public void GetLongestString_GivenNegative_ThrowsInvalidArgumentException() {
var ls = new LongestString();
var invalidNthValue = -1;
Assert.Throws<ArgumentException>(() => ls.GetNthLongestString(invalidNthValue, TestInputList));
}
public void GetShortestString_ListIsNull_ThrowsNullReferenceException() {
var ls = new LongestString();
List<string> aNullList = null;
var aValidNthValue = 1;
Assert.Throws<NullReferenceException>(() => ls.GetNthLongestString(aValidNthValue, aNullList));
}
public void GetLongestString_ListIsEmpty_ThrowsInvalidArgumentException() {
var ls = new LongestString();
var anEmptyList = new List<string>();
var aValidNthValue = 1;
Assert.Throws<ArgumentException>(() => ls.GetNthLongestString(aValidNthValue, anEmptyList));
}