public async Task NoCredentialsAreStored_NullReturned(
Application.CredentialsNS.CredentialsRepository credentialsRepository)
{
// arrange
// act
var loadedCredentials = await credentialsRepository.LoadAsync();
// assert
loadedCredentials.Should().BeNull();
}
public async Task CredentialsAreStored_StorageIsNotBeEmpty(
[Frozen] ICredentialsStorageProvider storageProvider,
Application.CredentialsNS.CredentialsRepository credentialsRepository)
{
// arrange
var credentials = new Credentials("TestUsername", "TestPassword");
// act
await credentialsRepository.StoreAsync(credentials);
// assert
storageProvider.GetStorage().Length.Should().BeGreaterThan(0, "credentials should have been stored");
}
public async Task CredentialsAreStored_CredentialsAreLoaded(
Application.CredentialsNS.CredentialsRepository credentialsRepository)
{
// arrange
var storedCredentials = new Credentials("TestUsername", "TestPassword");
await credentialsRepository.StoreAsync(storedCredentials);
// act
var loadedCredentials = await credentialsRepository.LoadAsync();
// assert
loadedCredentials.Should().Be(storedCredentials);
}
public async Task StoringCredentialsTwice_ShouldLoadLatestCredentials(
[Frozen] ICredentialsStorageProvider storageProvider,
Application.CredentialsNS.CredentialsRepository credentialsRepository)
{
// arrange
var firstCredentials = new Credentials("AAA", "BBB");
var secondCredentials = new Credentials("Z", "Y");
// act
await credentialsRepository.StoreAsync(firstCredentials);
await credentialsRepository.StoreAsync(secondCredentials);
var loadedCredentials = await credentialsRepository.LoadAsync();
// assert
loadedCredentials.Should().Be(secondCredentials);
}
public async Task CredentialsAreStored_CredentialsAreEncrypted(
[Frozen] ICredentialsStorageProvider storageProvider,
Application.CredentialsNS.CredentialsRepository credentialsRepository)
{
// arrange
var credentials = new Credentials("TestUsername", "TestPassword");
// act
await credentialsRepository.StoreAsync(credentials);
// assert
string credentialStorageAsString;
using (var streamReader = new StreamReader(storageProvider.GetStorage()))
{
credentialStorageAsString = await streamReader.ReadToEndAsync();
}
credentialStorageAsString.Should()
.NotContainAny(new[] { credentials.Username, credentials.Password }, "Storing unencrypted credentials is unsafe");
}
