public void ShouldSetAndCheckPassword()
{
//Arrange
Mock<IEncryption> encryptionMock = new Mock<IEncryption>();
encryptionMock.Setup(x => x.GenerateRandomString(It.IsAny<int>())).Returns("12345");
encryptionMock.Setup(x => x.Hash(It.IsAny<string>())).Returns(new byte[]{ 1, 2, 3, 4 });
User login = new User(encryptionMock.Object);
//act
login.SetPassword("password");
//assert
encryptionMock.Verify(y => y.Hash("password12345"), Times.Once);
encryptionMock.Verify(y => y.GenerateRandomString(5), Times.Once);
Assert.Equal(login.Salt, "12345");
Assert.Equal(login.PasswordHash, new byte[] { 1, 2, 3, 4});
//act
bool isLogged = login.CheckPassword("password");
//assert
encryptionMock.Verify(y => y.Hash("password12345"), Times.Exactly(2));
Assert.True(isLogged);
}
public void ShouldFailIfCheckPasswordDifferent()
{
//Arrange
Mock<IEncryption> encryptionMock = new Mock<IEncryption>();
encryptionMock.Setup(x => x.GenerateRandomString(It.IsAny<int>())).Returns("12345");
encryptionMock.Setup(x => x.Hash(It.IsIn(new string[] { "password12345" }))).Returns(new byte[]{ 1, 2, 3, 4 });
encryptionMock.Setup(x => x.Hash(It.IsNotIn(new string[] { "password12345" }))).Returns(new byte[]{ 4, 3, 2, 1 });
User login = new User(encryptionMock.Object);
//act
login.SetPassword("password");
bool isLogged = login.CheckPassword("notpassword");
//Assert
encryptionMock.Verify(y => y.Hash("password12345"), Times.Once);
encryptionMock.Verify(y => y.Hash("notpassword12345"), Times.Once);
Assert.False(isLogged);
}