public void SortedFileSearcher_FileInput()
{
string hashesFile = Path.GetTempFileName();
try
{
File.WriteAllText(hashesFile, PwnedPasswordHashesOrderedByHash);
using (var searcher = new SortedFileSearcher(hashesFile))
{
// Find first
Assert.IsTrue(searcher.FindString("1AE188AB6DF35626E09C77F2880CAD75"));
// Find last
Assert.IsTrue(searcher.FindString("1AE189A6FFF7DB51548F12F063491E36"));
// Find middle
Assert.IsTrue(searcher.FindString("1AE188FF3AF08946C275C9A7E2B894F2"));
// Find non-existing (before first)
Assert.IsFalse(searcher.FindString("0AE188AB6DF35626E09C77F2880CAD75"));
// Find non-existing (in the middle)
Assert.IsFalse(searcher.FindString("1AE188FF3AF08946C275C9A7E2B894F1"));
// Find non-existing (after last)
Assert.IsFalse(searcher.FindString("F7EB9C06FAFAA23C4BCF22BA6781C1E2"));
}
}
finally
{
File.Delete(hashesFile);
}
}
protected virtual void Dispose(bool disposing)
{
if (disposing && this.sortedHashFileSearcher != null)
{
this.sortedHashFileSearcher.Dispose();
this.sortedHashFileSearcher = null;
}
}
public void SortedFileSearcher_StreamInput_Empty()
{
byte[] input = new byte[0];
using (var stream = new MemoryStream(input))
{
using (var searcher = new SortedFileSearcher(stream))
{
bool result = searcher.FindString("F7EB9C06FAFAA23C4BCF22BA6781C1E2");
Assert.IsFalse(result);
}
}
}
public void SortedFileSearcher_StreamInput_SingleLine()
{
byte[] binaryInput = Encoding.ASCII.GetBytes("Gamma");
using (var stream = new MemoryStream(binaryInput))
{
using (var searcher = new SortedFileSearcher(stream))
{
Assert.IsTrue(searcher.FindString("Gamma"));
Assert.IsFalse(searcher.FindString("Alpha"));
Assert.IsFalse(searcher.FindString("Omega"));
}
}
}
public void SortedFileSearcher_StreamInput_UnsortedHashes()
{
// We just need to test that this does not end with an endless loop
byte[] binaryInput = Encoding.ASCII.GetBytes(PwnedPasswordHashesOrderedByCount);
using (var stream = new MemoryStream(binaryInput))
{
using (var searcher = new SortedFileSearcher(stream))
{
searcher.FindString("1AE188AB6DF35626E09C77F2880CAD75");
searcher.FindString("69CBE3ACBC48A3A289E8CDB000C2B7A8");
searcher.FindString("1AE188FF3AF08946C275C9A7E2B894F2");
searcher.FindString("F7EB9C06FAFAA23C4BCF22BA6781C1E2");
}
}
}
public void SortedFileSearcher_StreamInput_SortedHashes()
{
byte[] binaryInput = Encoding.ASCII.GetBytes(PwnedPasswordHashesOrderedByHash);
using (var stream = new MemoryStream(binaryInput))
{
var searcher = new SortedFileSearcher(stream);
// Find first
Assert.IsTrue(searcher.FindString("1AE188AB6DF35626E09C77F2880CAD75"));
// Find last
Assert.IsTrue(searcher.FindString("1AE189A6FFF7DB51548F12F063491E36"));
// Find middle
Assert.IsTrue(searcher.FindString("1AE188FF3AF08946C275C9A7E2B894F2"));
// Find non-existing
Assert.IsFalse(searcher.FindString("F7EB9C06FAFAA23C4BCF22BA6781C1E2"));
}
}
protected override void EndProcessing()
{
// Close any open files (we can do it sooner than during dispose)
if (this.sortedHashFileSearcher != null)
{
this.sortedHashFileSearcher.Dispose();
this.sortedHashFileSearcher = null;
}
// Process duplicate passwords
if (!this.SkipDuplicatePasswordTest.IsPresent)
{
this.result.DuplicatePasswordGroups = this.hashToAccountMap.Values.Where(set => set.Count > 1).ToList();
}
// Process Weak Passwords
this.TestWeakPasswordsInMemory();
// The processing has finished, so return the results.
this.WriteObject(this.result);
}
protected override void BeginProcessing()
{
// Test the optional file path in advance to throw an early error.
this.ResolveFilePath(this.WeakPasswordHashesFile);
this.ResolveFilePath(this.WeakPasswordsFile);
// Open the sorted weak password hashes file, as we will be searching it on-the-fly.
string sortedHashesFile = this.ResolveFilePath(this.WeakPasswordHashesSortedFile);
if (sortedHashesFile != null)
{
this.sortedHashFileSearcher = new SortedFileSearcher(sortedHashesFile);
}
if (this.ShouldTestWeakPasswordsInMemory || !this.SkipDuplicatePasswordTest.IsPresent)
{
// We need to cache NT hashes of all accounts for the Duplicate and Weak Password Tests.
this.hashToAccountMap = new Dictionary <byte[], SortedSet <string> >(PasswordDictionaryInitialCapacity, HashEqualityComparer.GetInstance());
}
// Initialize the test results.
this.result = new PasswordQualityTestResult();
}
public void SortedFileSearcher_StreamInput_Words()
{
byte[] binaryInput = Encoding.ASCII.GetBytes(PhoneticAlphabet);
using (var stream = new MemoryStream(binaryInput))
{
var searcher = new SortedFileSearcher(stream);
// Check that we can find all the words that are contained in the input
string[] words = PhoneticAlphabet.Split(new string[] { Environment.NewLine }, StringSplitOptions.None);
foreach (string word in words)
{
Assert.IsTrue(searcher.FindString(word));
}
// Test some non-existing words
Assert.IsFalse(searcher.FindString("AAAA"));
Assert.IsFalse(searcher.FindString("ZZZZ"));
string[] letters = "ABCDEFGHIJKLMNOPQRSTUVWXYZ".Split();
foreach (string letter in letters)
{
Assert.IsFalse(searcher.FindString(letter));
}
}
}
public void SortedFileSearcher_StreamInput_Null()
{
var searcher = new SortedFileSearcher((Stream)null);
}