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add test for encryptiondata key casing #37702

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Merged
jaschrep-msft merged 1 commit into from
Jul 24, 2023
Merged

add test for encryptiondata key casing #37702

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35 changes: 35 additions & 0 deletions sdk/storage/Azure.Storage.Blobs/tests/ClientSideEncryptionTests.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -1534,6 +1534,41 @@ static byte[] GetRandomBytes(int length)
CollectionAssert.AreEqual(plaintext.ToArray(), roundtrippedPlaintext);
}

[Test]
[Combinatorial]
[LiveOnly]
public async Task EncryptionDataCaseInsensitivity(
[Values("ENCRYPTIONDATA", "EncryptionData", "eNcRyPtIoNdAtA")] string newKey,
[ValueSource("GetEncryptionVersions")] ClientSideEncryptionVersion version)
{
// Arrange
ReadOnlyMemory<byte> data = GetRandomBuffer(Constants.KB);
Mock<IKeyEncryptionKey> mockKey1 = this.GetIKeyEncryptionKey(s_cancellationToken);
var encryptionOptions = new ClientSideEncryptionOptions(version)
{
KeyEncryptionKey = mockKey1.Object,
KeyWrapAlgorithm = s_algorithmName
};

await using var disposable = await GetTestContainerAsync();

BlobClient standardBlobClient = disposable.Container.GetBlobClient(GetNewBlobName());
BlobClient encryptedBlobClient = InstrumentClient(standardBlobClient.WithClientSideEncryptionOptions(encryptionOptions));

await encryptedBlobClient.UploadAsync(BinaryData.FromBytes(data), cancellationToken: s_cancellationToken);

// change casing of encryptiondata key
string rawEncryptiondata = (await standardBlobClient.GetPropertiesAsync()).Value.Metadata[EncryptionDataKey];
Assert.IsNotEmpty(rawEncryptiondata); // quick check we're testing the right thing
await standardBlobClient.SetMetadataAsync(new Dictionary<string, string> { { newKey, rawEncryptiondata } });

// Act
ReadOnlyMemory<byte> downloadedContent = (await encryptedBlobClient.DownloadContentAsync(s_cancellationToken)).Value.Content.ToMemory();

// Assert
Assert.IsTrue(data.Span.SequenceEqual(downloadedContent.Span));
}

/// <summary>
/// There's a few too many things to switch on for key updates. Separate method to determine the correct way to call it.
/// </summary>
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