static int Main(string[] args)
{
var noOfPointsToFind = 3;
var pointsGenerator = new TestSpaceGenerator();
var executor = new SearchExecutor();
var bruteForceSearcher = new BruteForceNearestNeighbourSearcher();
var optimisedBruteForceSearcher = new OptimisedBruteForceNearestNeighbourSearcher();
WriteDataTableHeader("No. of Points In the Space", "No. of Neighbours to Find", "Given Point", "BruteForce - results", "BruteForce - time", "Optmised - results", "Optmised - time");
for (int i = 1; i <= 10; i++)
{
var currentNoOfPoints = i * i * 1000000;
var randomIndex = new Random().Next(0, currentNoOfPoints);
var points = pointsGenerator.GenerateTestSpace(currentNoOfPoints, -2000, 2000, -2000, 2000);
var point = points[randomIndex];
var bruteForceResult = executor.ExecuteSearch(bruteForceSearcher, point, noOfPointsToFind, points);
var optimisedResult = executor.ExecuteSearch(optimisedBruteForceSearcher, point, noOfPointsToFind, points);
WriteDataTableRow(currentNoOfPoints, noOfPointsToFind, ResultsToString(point), ResultsToString(bruteForceResult.NearestNeighbours), bruteForceResult.TimeInMilliseconds, ResultsToString(optimisedResult.NearestNeighbours), optimisedResult.TimeInMilliseconds);
}
Console.WriteLine("Press enter to terminate");
Console.ReadLine();
return(0);
}
public void GetSearchResults_ShouldNotReturnResultsFromAnySearchEngine()
{
//Arrange
IWebRequest webRequest = new WebRequestImplementation();
string[] keywords = new string[0];
SearchExecutor searchExecutor = new SearchExecutor(webRequest, keywords);
var emptyList = new List <string>();
//Act
var result = searchExecutor.ExecuteSearch();
//Assert
result.Should().Equal(emptyList);
}
public void GetSearchResults_ShouldReturnResultsFromYahooForJava()
{
//Arrange
string[] keywords = new string[1] {
"java"
};
var mockedWebRequest = new Mock <IWebRequest>();
mockedWebRequest
.Setup(c => c.RequestResponse("https://search.yahoo.com/search?p=java"))
.Returns("<html><body><div class='compPagination'><span>670,000,000 resultados</span></div></body></html>");
SearchExecutor searchExecutor = new SearchExecutor(mockedWebRequest.Object, keywords);
//Act
var result = searchExecutor.ExecuteSearch();
//Assert
result.Should().HaveElementAt(0, "java: Google: 0 Bing: 0 Yahoo: 670000000");
}
public void GetSearchResults_ShouldReturnResultsFromBingForJava()
{
//Arrange
string[] keywords = new string[1] {
"java"
};
var mockedWebRequest = new Mock <IWebRequest>();
mockedWebRequest
.Setup(c => c.RequestResponse("https://www.bing.com/search?q=java"))
.Returns("<html><body><div id='b_tween'><span class='sb_count' data-bm='4'>23.400.000 results</span></div></body></html>");
SearchExecutor searchExecutor = new SearchExecutor(mockedWebRequest.Object, keywords);
//Act
var result = searchExecutor.ExecuteSearch();
//Assert
result.Should().HaveElementAt(0, "java: Google: 0 Bing: 23400000 Yahoo: 0");
}
public void GetSearchResults_ShouldReturnResultsFromGoogleForJava()
{
//Arrange
string[] keywords = new string[1] {
"java"
};
var mockedWebRequest = new Mock <IWebRequest>();
mockedWebRequest
.Setup(c => c.RequestResponse("https://www.google.com/search?q=java"))
.Returns("<html><body><div id='resultStats'>Cerca de 670,000,000 resultados</div></body></html>");
SearchExecutor searchExecutor = new SearchExecutor(mockedWebRequest.Object, keywords);
//Act
var result = searchExecutor.ExecuteSearch();
//Assert
result.Should().HaveElementAt(0, "java: Google: 670000000 Bing: 0 Yahoo: 0");
}