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//
// BacktrackingStringMatcherTests.cs
//
// Author:
// Mike Krüger <mkrueger@xamarin.com>
//
// Copyright (c) 2012 Xamarin Inc. (http://xamarin.com)
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
using System;
using NUnit.Framework;
using MonoDevelop.Core.Text;
using System.Linq;
namespace MonoDevelop.Core
{
public class BacktrackingStringMatcherTests
{
[Test()]
public void TestStringMatcher ()
{
var matcher = StringMatcher.GetMatcher ("typese", true);
Assert.IsTrue (matcher.IsMatch ("TypeSystemService"));
}
[Test()]
public void TestGetMatch ()
{
var matcher = StringMatcher.GetMatcher ("typese", true);
var match = matcher.GetMatch("TypeSystemService");
CompareMatch(match, "****------**-----");
}
[Test()]
public void TestGetMatchWithUpperCaseWord ()
{
var matcher = StringMatcher.GetMatcher ("myhtmser", true);
var match = matcher.GetMatch("MyFunnyHTMLService");
CompareMatch(match, "**-----***-***----");
}
[Test()]
public void TestGetMatchWithUpperCaseWordCase2 ()
{
var matcher = StringMatcher.GetMatcher ("myhmser", true);
var match = matcher.GetMatch("MyFunnyHTMLMasterService");
CompareMatch(match, "**-----*---*-----***----");
}
[Test()]
public void TestGetMatchWithunderscoreWord ()
{
var matcher = StringMatcher.GetMatcher ("myhtmser", true);
var match = matcher.GetMatch("my_html_Service");
CompareMatch(match, "**-***--***----");
}
[Test()]
public void TestDigit ()
{
var matcher = StringMatcher.GetMatcher ("my12", true);
var match = matcher.GetMatch("my_html_Service_123");
CompareMatch(match, "**--------------**-");
}
[Test()]
public void TestPunctuation ()
{
var matcher = StringMatcher.GetMatcher ("foo:b", true);
var match = matcher.GetMatch("foo:bar");
CompareMatch(match, "*****--");
}
[Test()]
public void TestUnderscoreAtEnd ()
{
var matcher = StringMatcher.GetMatcher ("FB", true);
var match = matcher.GetMatch("foo_");
Assert.AreEqual (null, match);
}
/// <summary>
/// Bug 7659 - Terrible quick search matching
/// </summary>
[Test()]
public void TestBug7659 ()
{
var matcher = StringMatcher.GetMatcher ("MoDr.add", true);
int rank;
Assert.IsTrue (matcher.CalcMatchRank("MonoDevelop.MonoDroid.addin.xml", out rank));
}
static string GenerateString(int[] match, string str)
{
var result = new char[str.Length];
for (int i = 0; i < result.Length;i++) {
result[i] = match.Contains (i) ? '*' : '-';
}
return new string (result);
}
static void CompareMatch (int[] match, string str)
{
for (int i = 0; i < str.Length;i++){
if (str[i] == '*' && !match.Any(m => m == i)){
Console.WriteLine (str);
Console.WriteLine (GenerateString (match, str));
Assert.Fail ("Match "+ i +" not found match.");
}
if (str[i] == '-' && match.Any(m => m == i)){
Console.WriteLine (str);
Console.WriteLine (GenerateString (match, str));
Assert.Fail ("Match "+ i +" wrongly found.");
}
}
foreach (var i in match){
if (str[i] != '*') {
Console.WriteLine (str);
Console.WriteLine (GenerateString (match, str));
Assert.Fail ("Match "+ i +" doesn't match.");
}
}
}
}
}
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