public void DeepCopyTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
111, 222, 31, 4, 5, 6, 1, 82, 93, 102, 11, 12, 13, 104, 15, 16
};
byte[] initialCounter = new byte[] { 0xf0, 0xf1, 0xfb, 0xf3, 0xaa, 0xf5, 0xf6, 0xbb, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 128, settingsAES_CTR);
string title = "Wishlist for holidays";
string text = "peace, happiness, freedom and something";
Note note = new Note(title, text);
NoteSecret noteSecret = new NoteSecret(note, "does not matter", skaAES_CTR, derivedKey);
// Act
NoteSecret noteSecretCopy = new NoteSecret(noteSecret);
string noteTitle = noteSecretCopy.GetNoteTitle(derivedKey);
// Assert
Assert.IsFalse(string.IsNullOrEmpty(noteTitle));
Assert.AreEqual(title, noteTitle);
Assert.AreNotSame(noteSecret.audalfData, noteSecretCopy.audalfData, "AUDALF byte arrays should be in different memory locations");
CollectionAssert.AreEqual(noteSecret.keyIdentifier, noteSecretCopy.keyIdentifier);
Assert.AreNotSame(noteSecret.keyIdentifier, noteSecretCopy.keyIdentifier, "Key identifier byte arrays should be in different memory locations");
Assert.AreEqual(noteSecret.checksum, noteSecretCopy.checksum);
}
public void GetNoteTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
};
byte[] initialCounter = new byte[] { 0xf0, 0xf1, 0xfb, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 128, settingsAES_CTR);
string title = "Wishlist for holidays";
string text = "peace, happiness, freedom";
Note note = new Note(title, text);
NoteSecret noteSecret = new NoteSecret(note, "does not matter", skaAES_CTR, derivedKey);
// Act
Note noteCopy = noteSecret.GetNote(derivedKey);
// Assert
Assert.IsTrue(ComparisonHelper.AreNotesEqual(note, noteCopy));
Assert.AreEqual(note.creationTime, noteCopy.creationTime);
Assert.AreEqual(note.modificationTime, noteCopy.modificationTime);
}
public void SetNoteTextTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
111, 222, 31, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
};
SymmetricKeyAlgorithm ska = SymmetricKeyAlgorithm.GenerateNew(SymmetricEncryptionAlgorithm.AES_CTR);
string title = "Top three";
string text = "Another long and super boring text for testing purposes.";
Note note = new Note(title, text);
NoteSecret noteSecret = new NoteSecret(note, "does not matter", ska, derivedKey);
string noteText1 = "Not so boring but still bit something text for test case";
// Act
bool shouldBeTrue = noteSecret.SetNoteText(noteText1, derivedKey);
string noteText2 = noteSecret.GetNoteText(derivedKey);
bool shouldBeFalse = noteSecret.SetNoteText(noteText1, new byte[] { 1, 2, 3 });
// Assert
Assert.IsTrue(shouldBeTrue);
Assert.IsFalse(shouldBeFalse);
Assert.IsFalse(string.IsNullOrEmpty(noteText2));
Assert.AreEqual(noteText1, noteText2);
}
public void ChecksumSurvivesRoundtrip()
{
// Arrange
byte[] derivedKey = new byte[16] {
15, 200, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
};
byte[] initialCounter = new byte[] { 0xf0, 0xf1, 0xfb, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xf3, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 128, settingsAES_CTR);
string title = "Wishlist for holidays";
string text = "peace, happiness, freedom";
Note note = new Note(title, text);
NoteSecret noteSecret1 = new NoteSecret(note, "does not matter", skaAES_CTR, derivedKey);
// Act
string checksum1 = noteSecret1.GetChecksumAsHex();
string json = JsonConvert.SerializeObject(noteSecret1, Formatting.Indented);
NoteSecret noteSecret2 = JsonConvert.DeserializeObject <NoteSecret>(json);
// Assert
Assert.AreEqual(64, checksum1.Length);
Assert.AreEqual(checksum1, noteSecret2.GetChecksumAsHex());
}
public void SetNoteTitleTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
111, 222, 31, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
};
SymmetricKeyAlgorithm ska = SymmetricKeyAlgorithm.GenerateNew(SymmetricEncryptionAlgorithm.AES_CTR);
string title = "Wishlist for holidays part IV";
string text = "peace, happiness, freedom and something...";
Note note = new Note(title, text);
NoteSecret noteSecret = new NoteSecret(note, "does not matter", ska, derivedKey);
string noteTitle1 = "future text that is happy and joyful for all holiday purposes...";
// Act
bool shouldBeTrue = noteSecret.SetNoteTitle(noteTitle1, derivedKey);
string noteTitle2 = noteSecret.GetNoteTitle(derivedKey);
bool shouldBeFalse = noteSecret.SetNoteTitle(noteTitle1, new byte[] { 1, 2, 3 });
// Assert
Assert.IsTrue(shouldBeTrue);
Assert.IsFalse(shouldBeFalse);
Assert.IsFalse(string.IsNullOrEmpty(noteTitle2));
Assert.AreEqual(noteTitle1, noteTitle2);
}
public void CanBeDecryptedWithDerivedPassword()
{
byte[] derivedKey1 = new byte[16] {
11, 222, 31, 47, 75, 168, 78, 13, 61, 118, 221, 18, 213, 104, 15, 16
};
byte[] derivedKey2 = new byte[16] {
11, 222, 31, 47, 75, 168, 78, 13, 61, 118, 221, 18, 213, 104, 15, 15
};
byte[] initialCounter = new byte[] { 0xa7, 0xb1, 0xcb, 0xcd, 0xaa, 0xc5, 0xd3, 0xb5, 0x58, 0x51, 0x95, 0x2b, 0x33, 0xfd, 0xfe, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 256, settingsAES_CTR);
string keyIdentifier = "primary";
string title = "Wishlist for holidays, eh";
string text = "peace, happiness, freedom, faster";
Note note = new Note(title, text);
// Act
NoteSecret noteSecret = new NoteSecret(note, keyIdentifier, skaAES_CTR, derivedKey1);
// Assert
Assert.IsTrue(noteSecret.CanBeDecryptedWithDerivedPassword(derivedKey1));
Assert.IsFalse(noteSecret.CanBeDecryptedWithDerivedPassword(null));
Assert.IsFalse(noteSecret.CanBeDecryptedWithDerivedPassword(new byte[] {}));
Assert.IsFalse(noteSecret.CanBeDecryptedWithDerivedPassword(derivedKey2));
}
public void GetKeyIdentifierTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
111, 222, 31, 47, 75, 168, 78, 83, 91, 110, 221, 18, 213, 104, 15, 16
};
byte[] initialCounter = new byte[] { 0xa0, 0xb1, 0xcb, 0xcd, 0xaa, 0xc5, 0xd3, 0xb5, 0x58, 0x59, 0x15, 0x2b, 0x33, 0xfd, 0xfe, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 256, settingsAES_CTR);
string keyIdentifier = "primary";
string title = "Wishlist for holidays, eh";
string text = "peace, happiness, freedom, faster";
Note note = new Note(title, text);
// Act
NoteSecret noteSecret = new NoteSecret(note, keyIdentifier, skaAES_CTR, derivedKey);
// Assert
Assert.AreEqual(keyIdentifier, noteSecret.GetKeyIdentifier());
}
public void ConstructorTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
1, 1, 1, 4, 5, 6, 7, 7, 7, 10, 11, 12, 13, 14, 15, 16
};
byte[] initialCounter = new byte[] { 0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf1, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 128, settingsAES_CTR);
Dictionary <string, object> testDictionary = new Dictionary <string, object>()
{
{ Note.noteTitleKey, "My shopping list for tomorrow" }
};
NoteSecret noteSecret = new NoteSecret(testDictionary, "does not matter", skaAES_CTR, derivedKey);
// Act
// Assert
Assert.IsNotNull(noteSecret);
Assert.IsNotNull(noteSecret.audalfData);
}
public void GetModificationTimeTest()
{
// Arrange
byte[] derivedKey = new byte[16] {
15, 200, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 104, 15, 16
};
byte[] initialCounter = new byte[] { 0xf0, 0xf1, 0xfb, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xf3, 0xff };
SettingsAES_CTR settingsAES_CTR = new SettingsAES_CTR(initialCounter);
SymmetricKeyAlgorithm skaAES_CTR = new SymmetricKeyAlgorithm(SymmetricEncryptionAlgorithm.AES_CTR, 128, settingsAES_CTR);
string title = "Wishlist for holidays";
string text = "peace, happiness, freedom";
Note note = new Note(title, text);
NoteSecret noteSecret = new NoteSecret(note, "does not matter", skaAES_CTR, derivedKey);
// Act
DateTimeOffset modificationTime1 = noteSecret.GetModificationTime(derivedKey);
Thread.Sleep(1100);
noteSecret.SetNoteTitle("1234567", derivedKey);
DateTimeOffset modificationTime2 = noteSecret.GetModificationTime(derivedKey);
// Assert
Assert.Greater(modificationTime2, modificationTime1);
}
public static NoteSimplified TurnIntoEditable(NoteSecret noteSecret, byte[] derivedPassword, int zeroBasedIndexNumber)
{
return(new NoteSimplified()
{
zeroBasedIndexNumber = zeroBasedIndexNumber,
IsSecure = true,
Title = noteSecret.GetNoteTitle(derivedPassword),
Text = noteSecret.GetNoteText(derivedPassword),
CreationTime = noteSecret.GetCreationTime(derivedPassword).ToString("s", System.Globalization.CultureInfo.InvariantCulture),
ModificationTime = noteSecret.GetModificationTime(derivedPassword).ToString("s", System.Globalization.CultureInfo.InvariantCulture),
});
}
public static bool AreNotesSecretEqual(NoteSecret noteSecret1, NoteSecret noteSecret2)
{
return(StructuralComparisons.StructuralEqualityComparer.Equals(noteSecret1.audalfData, noteSecret2.audalfData) && AreSymmetricKeyAlgorithmsEqual(noteSecret1.algorithm, noteSecret2.algorithm));
}
