PowerToys/src/modules/launcher/Wox.Test/FuzzyMatcherTest.cs
2021-08-16 14:25:06 +01:00

253 lines
13 KiB
C#

// Copyright (c) Microsoft Corporation
// The Microsoft Corporation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Globalization;
using System.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Wox.Infrastructure;
using Wox.Plugin;
namespace Wox.Test
{
[TestClass]
public class FuzzyMatcherTest
{
private const string Chrome = "Chrome";
private const string CandyCrushSagaFromKing = "Candy Crush Saga from King";
private const string HelpCureHopeRaiseOnMindEntityChrome = "Help cure hope raise on mind entity Chrome";
private const string UninstallOrChangeProgramsOnYourComputer = "Uninstall or change programs on your computer";
private const string LastIsChrome = "Last is chrome";
private const string OneOneOneOne = "1111";
private const string MicrosoftSqlServerManagementStudio = "Microsoft SQL Server Management Studio";
public static List<string> GetSearchStrings()
=> new List<string>
{
Chrome,
"Choose which programs you want Windows to use for activities like web browsing, editing photos, sending e-mail, and playing music.",
HelpCureHopeRaiseOnMindEntityChrome,
CandyCrushSagaFromKing,
UninstallOrChangeProgramsOnYourComputer,
"Add, change, and manage fonts on your computer",
LastIsChrome,
OneOneOneOne,
};
public static List<int> GetPrecisionScores()
{
var listToReturn = new List<int>();
Enum.GetValues(typeof(StringMatcher.SearchPrecisionScore))
.Cast<StringMatcher.SearchPrecisionScore>()
.ToList()
.ForEach(x => listToReturn.Add((int)x));
return listToReturn;
}
[TestMethod]
public void MatchTest()
{
var sources = new List<string>
{
"file open in browser-test",
"Install Package",
"add new bsd",
"Inste",
"aac",
};
var results = new List<Result>();
var matcher = new StringMatcher();
foreach (var str in sources)
{
results.Add(new Result
{
Title = str,
Score = matcher.FuzzyMatch("inst", str).RawScore,
});
}
results = results.Where(x => x.Score > 0).OrderByDescending(x => x.Score).ToList();
Assert.IsTrue(results.Count == 3);
Assert.IsTrue(results[0].Title == "Inste");
Assert.IsTrue(results[1].Title == "Install Package");
Assert.IsTrue(results[2].Title == "file open in browser-test");
}
[DataTestMethod]
[DataRow("Chrome")]
public void WhenGivenNotAllCharactersFoundInSearchStringThenShouldReturnZeroScore(string searchString)
{
var compareString = "Can have rum only in my glass";
var matcher = new StringMatcher();
var scoreResult = matcher.FuzzyMatch(searchString, compareString).RawScore;
Assert.IsTrue(scoreResult == 0);
}
[DataTestMethod]
[DataRow("chr")]
[DataRow("chrom")]
[DataRow("chrome")]
[DataRow("cand")]
[DataRow("cpywa")]
[DataRow("ccs")]
public void WhenGivenStringsAndAppliedPrecisionFilteringThenShouldReturnGreaterThanPrecisionScoreResults(string searchTerm)
{
var results = new List<Result>();
var matcher = new StringMatcher();
foreach (var str in GetSearchStrings())
{
results.Add(new Result
{
Title = str,
Score = matcher.FuzzyMatch(searchTerm, str).Score,
});
}
foreach (var precisionScore in GetPrecisionScores())
{
var filteredResult = results.Where(result => result.Score >= precisionScore).Select(result => result).OrderByDescending(x => x.Score).ToList();
Debug.WriteLine(string.Empty);
Debug.WriteLine("###############################################");
Debug.WriteLine("SEARCHTERM: " + searchTerm + ", GreaterThanSearchPrecisionScore: " + precisionScore);
foreach (var item in filteredResult)
{
// Using InvariantCulture since this is used for testing
Debug.WriteLine("SCORE: " + item.Score.ToString(CultureInfo.InvariantCulture) + ", FoundString: " + item.Title);
}
Debug.WriteLine("###############################################");
Debug.WriteLine(string.Empty);
Assert.IsFalse(filteredResult.Any(x => x.Score < precisionScore));
}
}
[DataTestMethod]
[DataRow("vim", "Vim", "ignoreDescription", "ignore.exe", "Vim Diff", "ignoreDescription", "ignore.exe")]
public void WhenMultipleResultsExactMatchingResultShouldHaveGreatestScore(string queryString, string firstName, string firstDescription, string firstExecutableName, string secondName, string secondDescription, string secondExecutableName)
{
// Act
var matcher = new StringMatcher();
var firstNameMatch = matcher.FuzzyMatch(queryString, firstName).RawScore;
var firstDescriptionMatch = matcher.FuzzyMatch(queryString, firstDescription).RawScore;
var firstExecutableNameMatch = matcher.FuzzyMatch(queryString, firstExecutableName).RawScore;
var secondNameMatch = matcher.FuzzyMatch(queryString, secondName).RawScore;
var secondDescriptionMatch = matcher.FuzzyMatch(queryString, secondDescription).RawScore;
var secondExecutableNameMatch = matcher.FuzzyMatch(queryString, secondExecutableName).RawScore;
var firstScore = new[] { firstNameMatch, firstDescriptionMatch, firstExecutableNameMatch }.Max();
var secondScore = new[] { secondNameMatch, secondDescriptionMatch, secondExecutableNameMatch }.Max();
// Assert
Assert.IsTrue(firstScore > secondScore);
}
[DataTestMethod]
[DataRow("goo", "Google Chrome", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("chr", "Google Chrome", StringMatcher.SearchPrecisionScore.Low, true)]
[DataRow("chr", "Chrome", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("chr", "Help cure hope raise on mind entity Chrome", StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("chr", "Help cure hope raise on mind entity Chrome", StringMatcher.SearchPrecisionScore.Low, true)]
[DataRow("chr", "Candy Crush Saga from King", StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("chr", "Candy Crush Saga from King", StringMatcher.SearchPrecisionScore.None, true)]
[DataRow("ccs", "Candy Crush Saga from King", StringMatcher.SearchPrecisionScore.Low, true)]
[DataRow("cand", "Candy Crush Saga from King", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("cand", "Help cure hope raise on mind entity Chrome", StringMatcher.SearchPrecisionScore.Regular, false)]
public void WhenGivenDesiredPrecisionThenShouldReturnAllResultsGreaterOrEqual(
string queryString,
string compareString,
StringMatcher.SearchPrecisionScore expectedPrecisionScore,
bool expectedPrecisionResult)
{
// When
var matcher = new StringMatcher { UserSettingSearchPrecision = expectedPrecisionScore };
// Given
var matchResult = matcher.FuzzyMatch(queryString, compareString);
Debug.WriteLine(string.Empty);
Debug.WriteLine("###############################################");
Debug.WriteLine($"QueryString: {queryString} CompareString: {compareString}");
Debug.WriteLine($"RAW SCORE: {matchResult.RawScore}, PrecisionLevelSetAt: {expectedPrecisionScore} ({(int)expectedPrecisionScore})");
Debug.WriteLine("###############################################");
Debug.WriteLine(string.Empty);
// Should
Assert.AreEqual(
expectedPrecisionResult,
matchResult.IsSearchPrecisionScoreMet(),
$"{$"Query:{queryString}{Environment.NewLine} "}{$"Compare:{compareString}{Environment.NewLine}"}{$"Raw Score: {matchResult.RawScore}{Environment.NewLine}"}{$"Precision Score: {(int)expectedPrecisionScore}"}");
}
[DataTestMethod]
[DataRow("exce", "OverLeaf-Latex: An online LaTeX editor", StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("term", "Windows Terminal (Preview)", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql s managa", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("sql' s manag", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("sql s manag", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql manag", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql serv", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql serv man", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("sql studio", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("mic", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("chr", "Shutdown", StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("mssms", MicrosoftSqlServerManagementStudio, StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("chr", "Change settings for text-to-speech and for speech recognition (if installed).", StringMatcher.SearchPrecisionScore.Regular, false)]
[DataRow("ch r", "Change settings for text-to-speech and for speech recognition (if installed).", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("a test", "This is a test", StringMatcher.SearchPrecisionScore.Regular, true)]
[DataRow("test", "This is a test", StringMatcher.SearchPrecisionScore.Regular, true)]
public void WhenGivenQueryShouldReturnResultsContainingAllQuerySubstrings(
string queryString,
string compareString,
StringMatcher.SearchPrecisionScore expectedPrecisionScore,
bool expectedPrecisionResult)
{
// When
var matcher = new StringMatcher { UserSettingSearchPrecision = expectedPrecisionScore };
// Given
var matchResult = matcher.FuzzyMatch(queryString, compareString);
Debug.WriteLine(string.Empty);
Debug.WriteLine("###############################################");
Debug.WriteLine($"QueryString: {queryString} CompareString: {compareString}");
Debug.WriteLine($"RAW SCORE: {matchResult.RawScore}, PrecisionLevelSetAt: {expectedPrecisionScore} ({(int)expectedPrecisionScore})");
Debug.WriteLine("###############################################");
Debug.WriteLine(string.Empty);
// Should
Assert.AreEqual(
expectedPrecisionResult,
matchResult.IsSearchPrecisionScoreMet(),
$"{$"Query:{queryString}{Environment.NewLine} "}{$"Compare:{compareString}{Environment.NewLine}"}{$"Raw Score: {matchResult.RawScore}{Environment.NewLine}"}{$"Precision Score: {(int)expectedPrecisionScore}"}");
}
[DataTestMethod]
[DataRow("Windows Terminal", "Windows_Terminal", "term")]
[DataRow("Windows Terminal", "WindowsTerminal", "term")]
public void FuzzyMatchingScoreShouldBeHigherWhenPreceedingCharacterIsSpace(string firstCompareStr, string secondCompareStr, string query)
{
// Arrange
var matcher = new StringMatcher();
// Act
var firstScore = matcher.FuzzyMatch(query, firstCompareStr).Score;
var secondScore = matcher.FuzzyMatch(query, secondCompareStr).Score;
// Assert
Assert.IsTrue(firstScore > secondScore);
}
}
}