public void GetTagFile_NormalInput_ReturnsTagFile()
{
// Arrange
TagFileS3Access fakeTagFileS3Access = new TagFileS3Access();
var fakeS3Client = Substitute.For <IMyAmazonS3Client>();
fakeTagFileS3Access.S3Client = fakeS3Client;
var getObjectRequest = S3AccessTests.GetGetObjectRequest("test", "test");
// we write some fake content to the stream
string expectedTagFile = "scripture-1\ntheology-1\nfun-1,2\nbunny-2\npaul-2";
GetObjectResponse fakeResponse = WriteContentToStream(expectedTagFile);
fakeS3Client.GetObjectAsync(getObjectRequest, default(System.Threading.CancellationToken)).ReturnsForAnyArgs(fakeResponse);
// Act
var response = fakeTagFileS3Access.GetTagFile();
response.Wait();
TagFile result = response.Result;
// Assert
// I'm generally not a fan of multiple assertions, but I am drawing a blank here
Assert.That(result != null);
Assert.That(result.Count == 5);
Assert.That(result.GetIdsFromTag("fun").Count == 2);
}
public void GetObject_NormalInput_ReturnsContent()
{
// Arrange
var fakeS3Access = new FakeS3Access();
var fakeS3Client = Substitute.For <IMyAmazonS3Client>();
fakeS3Access.S3Client = fakeS3Client;
var getObjectRequest = S3AccessTests.GetGetObjectRequest("test", "test");
// we write some fake content to the stream
string expectedContent = "This is some fake content";
var fakeResponse = new GetObjectResponse();
fakeResponse.Key = "fakeKey";
fakeResponse.BucketName = "fakeBucket";
fakeResponse.ContentLength = expectedContent.Length;
MemoryStream stream = new MemoryStream();
StreamWriter writer = new StreamWriter(stream);
{
try
{
writer.Write(expectedContent);
stream.Seek(0, SeekOrigin.Begin);
stream.Position = 0;
writer.Flush();
stream.Seek(0, SeekOrigin.Begin);
}
catch (Exception ex)
{
Assert.Fail("Writing to Stream to set test up failed!");
}
}
fakeResponse.ResponseStream = stream;
fakeS3Client.GetObjectAsync(getObjectRequest, default(System.Threading.CancellationToken)).ReturnsForAnyArgs(fakeResponse);
// Act
var response = fakeS3Access.GetObject(getObjectRequest);
response.Wait();
var actualContent = response.Result;
// we have to do this here because if we dispose it in a using() on line 79, we can't read from
// the stream! or at least I _think_ that's why
writer.Dispose();
// Assert
Assert.That(expectedContent.Equals(actualContent));
}
public void GetTagFile_MalformedTagFiles_ThrowsException(string malformedTagFile)
{
// Arrange
TagFileS3Access access = new TagFileS3Access();
var fakeS3Client = Substitute.For <IMyAmazonS3Client>();
access.S3Client = fakeS3Client;
var getObjectRequest = S3AccessTests.GetGetObjectRequest("test", "test");
GetObjectResponse fakeResponse = WriteContentToStream(malformedTagFile);
fakeS3Client.GetObjectAsync(getObjectRequest, default(System.Threading.CancellationToken)).ReturnsForAnyArgs(fakeResponse);
// Act/Assert
Assert.ThrowsAsync <TagFileException>(() => access.GetTagFile());
}
public void GetObject_NonExistentId_LogsError()
{
// Arrange
var fakeS3Client = new FakeMyAmazonS3ClientThatReturnsNull(Utility.GetS3Config("test"));
BlogPostS3Access access = new BlogPostS3Access("test", "test")
{
S3Client = fakeS3Client
};
var fakeLambdaLogger = Substitute.For <ILambdaLogger>();
access.Logger = fakeLambdaLogger;
// Act
var response = access.GetObject(S3AccessTests.GetGetObjectRequest());
response.Wait();
var expectedResult = response.Result;
// Assert
fakeLambdaLogger.Received().Log(Arg.Any <string>());
}