public void LinkingHelperTests_Nulls_ReturnsNull()
{
var answerDto = new AnswerDto()
{
LeftWord = "a",
RightWord = "b",
Phrase = "c"
};
var result = LinkingHelper.ParseUrlToAnswer(null);
Assert.Null(result);
result = LinkingHelper.ParseUrlToAnswer(" ");
Assert.Null(result);
result = LinkingHelper.ParseUrlToAnswer("random");
Assert.Null(result);
result = LinkingHelper.ParseUrlToAnswer(null, null);
Assert.Null(result);
result = LinkingHelper.ParseUrlToAnswer(null, " ");
Assert.Null(result);
var commonStrings = new CommonStringsDto()
{
Best = "x", For = "y", Is = "z"
};
result = LinkingHelper.ParseUrlToAnswer(commonStrings, "random");
Assert.Null(result);
}
public void LinkingHelperTests_ParseUrlToAnswer_Parses()
{
var answerDto = new AnswerDto()
{
LeftWord = "a",
RightWord = "b",
Phrase = "c"
};
var url = "/best-a-for-b-is-c";
var result = LinkingHelper.ParseUrlToAnswer(url);
Assert.Equal(result.LeftWord, answerDto.LeftWord);
Assert.Equal(result.RightWord, answerDto.RightWord);
Assert.Equal(result.Phrase, answerDto.Phrase);
var commonStrings = new CommonStringsDto()
{
Best = "x", For = "y", Is = "z"
};
url = "/x-a-y-b-z-c";
result = result = LinkingHelper.ParseUrlToAnswer(commonStrings, url);
Assert.Equal(result.LeftWord, answerDto.LeftWord);
Assert.Equal(result.RightWord, answerDto.RightWord);
Assert.Equal(result.Phrase, answerDto.Phrase);
}
public void LinkingHelperTests_ConvertAnswerToUrl_Converts()
{
var answerDto = new AnswerDto()
{
LeftWord = "a",
RightWord = "b",
Phrase = "c"
};
var result = LinkingHelper.ConvertAnswerToUrl(answerDto);
Assert.Equal(result, "/best-a-for-b-is-c");
result = LinkingHelper.ConvertAnswerToText(answerDto);
Assert.Equal(result, "Best a for b is c");
var commonStrings = new CommonStringsDto()
{
Best = "x", For = "y", Is = "z"
};
result = LinkingHelper.ConvertAnswerToText(commonStrings, answerDto);
Assert.Equal(result, "x a y b z c");
result = LinkingHelper.ConvertAnswerToUrl(commonStrings, answerDto);
Assert.Equal(result, "/x-a-y-b-z-c");
result = LinkingHelper.ConvertAnswerToUrlWithCulture("f", commonStrings, answerDto);
Assert.Equal(result, "/f/x-a-y-b-z-c");
}
public static AnswerDto ParseUrlToAnswer(CommonStringsDto commonStrings, string url)
{
const int GROUP_LEFT_WORD = 1;
const int GROUP_RIGHT_WORD = 2;
const int GROUP_PHRASE_WORD = 3;
//const int NUMBER_GROUPS = 4;
if (string.IsNullOrEmpty(url))
{
return(null);
}
if (string.IsNullOrWhiteSpace(url))
{
return(null);
}
//^/best\\s+(.*)\\s+for\\s+(.*)\\s+is\\s+(.*)
var expression = "^/" + commonStrings.Best.ToLower() + "\\s+(.*)\\s+" + commonStrings.For.ToLower() + "\\s+(.*)\\s+" + commonStrings.Is.ToLower() + "\\s+(.*)";
var matches = Regex.Matches(url.Replace("-", " ").ToLower(), expression);
// Good check but we will never run into this
//if (matches == null) return null; // Should not be null. Could be count zero but not null.
if (matches.Count == 0)
{
return(null);
}
// Good check but we will never run into this
//if (matches[0].Groups.Count != NUMBER_GROUPS) return null;
var answer = new AnswerDto()
{
LeftWord = matches[0].Groups[GROUP_LEFT_WORD].Value,
RightWord = matches[0].Groups[GROUP_RIGHT_WORD].Value,
Phrase = matches[0].Groups[GROUP_PHRASE_WORD].Value
};
return(answer);
}
public static string ConvertAnswerToUrlWithCulture(string culture, CommonStringsDto commonStrings, AnswerDto answer)
{
//return string.Format("/best {0} for {1} is {2}", answer.LeftWord, answer.RightWord, answer.Phrase).Replace(" ", "-");
return(string.Format("/{0}/{1} {2} {3} {4} {5} {6}", culture, commonStrings.Best, answer.LeftWord, commonStrings.For,
answer.RightWord, commonStrings.Is, answer.Phrase).Replace(" ", "-"));
}
public static string ConvertAnswerToText(CommonStringsDto commonStrings, AnswerDto answer)
{
// best <left word> for <right word> is <phrase>
return(string.Format("{0} {1} {2} {3} {4} {5}", commonStrings.Best, answer.LeftWord, commonStrings.For,
answer.RightWord, commonStrings.Is, answer.Phrase));
}
