public Task StoreAsync(Credentials credentials)
{
m_storageProvider.ClearStorage();
using (var storage = m_storageProvider.GetStorage())
using (StreamWriter streamWriter = new StreamWriter(storage))
{
var serializedCredentials = JsonConvert.SerializeObject(credentials);
return(streamWriter.WriteAsync(serializedCredentials));
}
}
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_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");
}