public async Task ReturnsResultsWithNameMatchingToken()
{
var obs = Observable.Return(new BitmapImage());
var suggestions = new List <AutoCompleteSuggestion>
{
new AutoCompleteSuggestion("rainbow", obs, ":", ":"),
new AutoCompleteSuggestion("poop", obs, ":", ":"),
new AutoCompleteSuggestion("poop_scoop", obs, ":", ":")
}.ToObservable();
var mentionsSource = Substitute.For <IAutoCompleteSource>();
mentionsSource.GetSuggestions().Returns(Observable.Empty <AutoCompleteSuggestion>());
mentionsSource.Prefix.Returns("@");
var emojiSource = Substitute.For <IAutoCompleteSource>();
emojiSource.GetSuggestions().Returns(suggestions);
emojiSource.Prefix.Returns(":");
var advisor = new AutoCompleteAdvisor(new[] { mentionsSource, emojiSource });
var result = await advisor.GetAutoCompletionSuggestions("this is :poo", 12);
Assert.AreEqual(8, result.Offset);
Assert.AreEqual(2, result.Suggestions.Count);
Assert.AreEqual("poop", result.Suggestions[0].Name);
Assert.AreEqual("poop_scoop", result.Suggestions[1].Name);
}
public void ParsesWordOffsetAndType(
string text,
int caretPosition,
string expectedPrefix,
int expectedOffset)
{
var token = AutoCompleteAdvisor.ParseAutoCompletionToken(text, caretPosition, ":");
Assert.AreEqual(expectedPrefix, token.SearchSearchPrefix);
Assert.AreEqual(expectedOffset, token.Offset);
}
public async Task ReturnsEmptyAutoCompleteResultWhenSourceThrowsException()
{
var autoCompleteSource = Substitute.For <IAutoCompleteSource>();
autoCompleteSource.GetSuggestions().Returns(Observable.Throw <AutoCompleteSuggestion>(new Exception("FAIL!")));
autoCompleteSource.Prefix.Returns("@");
var advisor = new AutoCompleteAdvisor(new[] { autoCompleteSource });
var result = await advisor.GetAutoCompletionSuggestions("@", 1);
Assert.AreSame(AutoCompleteResult.Empty, result);
}
public async Task ReturnsEmptyAutoCompleteResult(string text, int caretIndex)
{
var autoCompleteSource = Substitute.For <IAutoCompleteSource>();
autoCompleteSource.GetSuggestions().Returns(Observable.Empty <AutoCompleteSuggestion>());
autoCompleteSource.Prefix.Returns(":");
var advisor = new AutoCompleteAdvisor(new[] { autoCompleteSource });
var result = await advisor.GetAutoCompletionSuggestions(text, 0);
Assert.AreSame(AutoCompleteResult.Empty, result);
}
public async Task ReturnsMentionsInCorrectOrder()
{
var obs = Observable.Return(new BitmapImage());
var suggestions = new List <AutoCompleteSuggestion>
{
// We need to have more than 10 matches to ensure we grab the most appropriate top ten
new AutoCompleteSuggestion("zztop1", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop2", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop3", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop4", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop5", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop6", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop7", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop8", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop9", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("zztop10", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("rainbowbright", "Jimmy Alice Cooper", obs, "@", ""),
new AutoCompleteSuggestion("apricot", "Bob Rainbow", obs, "@", ""),
new AutoCompleteSuggestion("rainbow", "John Doe", obs, "@", ""),
new AutoCompleteSuggestion("poop_scoop", obs, "@", ""),
new AutoCompleteSuggestion("zeke", "RainbowBright Doe", obs, "@", ""),
new AutoCompleteSuggestion("bill", "RainbowBright Doe", obs, "@", "")
}.ToObservable();
var mentionsSource = Substitute.For <IAutoCompleteSource>();
mentionsSource.GetSuggestions().Returns(suggestions);
mentionsSource.Prefix.Returns("@");
var emojiSource = Substitute.For <IAutoCompleteSource>();
emojiSource.GetSuggestions().Returns(Observable.Empty <AutoCompleteSuggestion>());
emojiSource.Prefix.Returns(":");
var advisor = new AutoCompleteAdvisor(new[] { mentionsSource, emojiSource });
var result = await advisor.GetAutoCompletionSuggestions("this is @rainbow sucka", 16);
Assert.AreEqual("rainbow", result.Suggestions[0].Name);
Assert.AreEqual("rainbowbright", result.Suggestions[1].Name);
Assert.AreEqual("apricot", result.Suggestions[2].Name);
Assert.AreEqual("bill", result.Suggestions[3].Name); // Bill and Zeke have the same name
Assert.AreEqual("zeke", result.Suggestions[4].Name); // but the secondary sort is by login
}
public void ThrowsExceptionWhenCaretIndexIsOutOfRangeOfText(string text, int caretIndex)
{
Assert.Throws <ArgumentOutOfRangeException>(
() => AutoCompleteAdvisor.ParseAutoCompletionToken(text, caretIndex, ":"));
}
public void ReturnsNullForTextWithoutAnyTriggerCharactersMatchingCaretIndex(string text, int caretPosition)
{
Assert.Null(AutoCompleteAdvisor.ParseAutoCompletionToken(text, caretPosition, ":"));
}
