public void Scan_AllResources_FindAll()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<meta rel='manifest' href='/manifest.json'>
<meta name='msapplication-config' content='browserconfig.xml'>
<link rel=icon href='favicon.png'>
</head><body>Fake content.</body></html>");
source.AddTextResource(new Uri(uri, "/manifest.json"), @"
{'icons': [
{'src': '/android-chrome-36x36.png', 'sizes': '36x36', 'type': 'image/png', 'density': 0.75},
{'src': '/android-chrome-48x48.png', 'sizes': '48x48', 'type': 'image/png', 'density': 1},
{'src': '/android-chrome-72x72.png', 'sizes': '72x72', 'type': 'image/png', 'density': 1.5},
{'src': '/android-chrome-96x96.png', 'sizes': '96x96', 'type': 'image/png', 'density': 2},
{'src': '/android-chrome-144x144.png', 'sizes': '144x144', 'type': 'image/png', 'density': 3},
{'src': '/android-chrome-192x192.png', 'sizes': '192x192', 'type': 'image/png', 'density': 4}
]}".Replace('\'', '"'));
source.AddTextResource(new Uri(uri, "/browserconfig.xml"),
@"<?xml version='1.0' encoding='utf-8'?>
<browserconfig><msapplication><tile>
<square70x70logo src='/mstile-70x70.png' />
<square150x150logo src='/mstile-150x150.png' />
<square310x310logo src='/mstile-310x310.png' />
<wide310x150logo src='/mstile-310x150.png' />
<TileColor>#29aaff</TileColor>
</tile></msapplication></browserconfig>");
var scanner = new Scanner(source);
var results = scanner.Scan(uri).ToArray();
Assert.AreEqual(12, results.Length);
}
public void Start_ContainsInvalidUri_Skip()
{
var uri = new Uri("http://www.example.com/browserconfig.xml");
var source = new MockSource();
source.AddTextResource(uri, @"
<?xml version='1.0' encoding='utf-8'?>
<browserconfig>
<msapplication>
<tile>
<square70x70logo src='///invalid.png' />
<square150x150logo src='/mstile-150x150.png' />
<square310x310logo src='/mstile-310x310.png' />
<wide310x150logo src='/mstile-310x150.png' />
<TileColor>#29aaff</TileColor>
</tile>
</msapplication>
</browserconfig>");
var scanner = new BrowserconfigXmlScanner(source, uri);
scanner.Start();
Assert.AreEqual(3, scanner.Results.Count);
}
public void Results_LinkHasSizes_UseSizes()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='icon' href='favicons.ico' sizes='16x16 32x32'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicons.ico"),
ExpectedSize = new Size(16, 16)
}, scanner.Results[0]);
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicons.ico"),
ExpectedSize = new Size(32, 32)
}, scanner.Results[1]);
}
public void Fetcher_NoLinks_MakeTwoRequests()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, "Fake content.");
var fetcher = new Fetcher(source);
fetcher.FetchClosest(uri, new Size(16, 16));
Assert.AreEqual(2, source.RequestCount);
}
public void Start_InvalidXml_Skip()
{
var uri = new Uri("http://www.example.com/browserconfig.xml");
var source = new MockSource();
source.AddTextResource(uri, @"
<browserconfig>>");
var scanner = new BrowserconfigXmlScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
}
public void SuggestedScanners_HtmlEndsAtTag_SuggestFaviconIco()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, "<html><head><link");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
Assert.AreEqual(1, scanner.SuggestedScanners.Count);
Assert.IsInstanceOfType(scanner.SuggestedScanners[0], typeof(FaviconIcoScanner));
}
public void Results_HtmlInCaps_ParseIt()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<HTML><HEAD>
<link rel='SHORTCUT ICON' href='favicon.png'>
</HEAD><BODY>Fake content.</BODY></HTML>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(1, scanner.Results.Count);
}
public void Fetcher_NonexistentLink_MakeThreeRequests()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='shortcut icon' href='nonexistent.png'>
</head></html>");
var fetcher = new Fetcher(source);
fetcher.FetchClosest(uri, new Size(16, 16));
Assert.AreEqual(3, source.RequestCount);
}
public void Fetcher_MultipleIconsInFile_UseBest()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, "Fake content.");
source.AddImageResource(new Uri(uri, "/favicon.ico"), new Size(16, 16));
source.AddImageResource(new Uri(uri, "/favicon.ico"), new Size(32, 32));
source.AddImageResource(new Uri(uri, "/favicon.ico"), new Size(48, 48));
var fetcher = new Fetcher(source);
var image = fetcher.FetchClosest(uri, new Size(32, 32));
Assert.AreEqual(2, source.RequestCount);
Assert.AreEqual(new Size(32, 32), image.Size);
}
public void Results_LinkInBody_Ignored()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><body>
<link rel=icon href='favicon.png'>
</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
}
public void Results_MultipleLinks_FindAll()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='icon' href='favicon1.png'>
<link rel='icon' href='favicon2.png'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(2, scanner.Results.Count);
}
public void SuggestedScanners_BrowserconfigXmlLinked_SuggestIt()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<meta name='msapplication-config' content='browserconfig.xml'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
Assert.AreEqual(2, scanner.SuggestedScanners.Count); // plus FaviconIcoScanner
Assert.IsInstanceOfType(scanner.SuggestedScanners[0], typeof(BrowserconfigXmlScanner));
}
public void SuggestedScanners_InvalidManifestJsonUri_Skip()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<meta rel='manifest' href='///manifest.json'>
<link rel=icon href='favicon.ico'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(1, scanner.Results.Count);
Assert.AreEqual(1, scanner.SuggestedScanners.Count); // just FaviconIcoScanner
}
public void SuggestedScanners_ManifestJsonLinked_SuggestIt()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<meta rel='manifest' href='/manifest.json'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
Assert.AreEqual(2, scanner.SuggestedScanners.Count); // plus FaviconIcoScanner
Assert.IsInstanceOfType(scanner.SuggestedScanners[0], typeof(ManifestJsonScanner));
}
public void SuggestedScanners_InvalidBrowserconfigXmlUri_Skip()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<meta name='msapplication-config' content='///browserconfig.xml'>
<link rel=icon href='favicon.ico'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(1, scanner.Results.Count);
Assert.AreEqual(1, scanner.SuggestedScanners.Count); // just FaviconIcoScanner
}
public void Start_ContainsInvalidUri_Skip()
{
var uri = new Uri("http://www.example.com/manifest.json");
var source = new MockSource();
source.AddTextResource(uri, @"
{'name': 'Favicon',
'icons': [
{'src': '///invalid.png', 'sizes': '36x36'},
{'src': '/android-chrome-48x48.png', 'sizes': '48x48'}
]}".Replace('\'', '"'));
var scanner = new ManifestJsonScanner(source, uri);
scanner.Start();
Assert.AreEqual(1, scanner.Results.Count);
}
public void Fetcher_PerfectIsLastLink_MakeTwoRequests()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='shortcut icon' href='favicon_32.png' sizes='32x32'>
<link rel='shortcut icon' href='favicon_16.png' sizes='16x16'>
</head></html>");
source.AddImageResource(new Uri(uri, "/favicon_32.png"), new Size(32, 32));
source.AddImageResource(new Uri(uri, "/favicon_16.png"), new Size(16, 16));
var fetcher = new Fetcher(source);
fetcher.FetchClosest(uri, new Size(16, 16));
Assert.AreEqual(2, source.RequestCount);
}
public void SuggestedScanners_InvalidLinks_SuggestFaviconIco()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='icon' src='favicon1.png'>
<link href='favicon1.png'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(0, scanner.Results.Count);
Assert.AreEqual(1, scanner.SuggestedScanners.Count);
Assert.IsInstanceOfType(scanner.SuggestedScanners[0], typeof(FaviconIcoScanner));
}
public void Results_SizedAppleLink_UseSpecifiedSize()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel=apple-touch-icon-precomposed href='apple_icon.png' sizes='48x48'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/apple_icon.png"),
ExpectedSize = new Size(48, 48)
}, scanner.Results[0]);
}
public void Results_BigNumberInUri_Accepted()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel=icon href='icon_21474836470_48.png'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/icon_21474836470_48.png"),
ExpectedSize = new Size(48, 48)
}, scanner.Results[0]);
}
public void Results_QuoteInUri_Accepted()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel=icon href=""favicon's.png"">
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicon's.png"),
ExpectedSize = new Size(16, 16)
}, scanner.Results[0]);
}
public void Results_LinkRelInCaps_FindIt()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel='SHORTCUT ICON' href='favicon.png'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicon.png"),
ExpectedSize = new Size(16, 16)
}, scanner.Results[0]);
}
public void Results_SizeInNameAndAttribute_UseAttributeSize()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel=icon href='favicon_48x48.png' sizes='16x16'>
</head><body>Fake content.</body></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicon_48x48.png"),
ExpectedSize = new Size(16, 16)
}, scanner.Results[0]);
}
public void Results_InvalidUri_Skip()
{
var uri = new Uri("http://www.example.com");
var source = new MockSource();
source.AddTextResource(uri, @"
<html><head>
<link rel=icon href='///invalid'>
<link rel=icon href='favicon.ico'>
</head></html>");
var scanner = new DefaultScanner(source, uri);
scanner.Start();
Assert.AreEqual(new ScanResult
{
Location = new Uri("http://www.example.com/favicon.ico"),
ExpectedSize = new Size(16, 16)
}, scanner.Results[0]);
}
