public byte[] ProcessRequest(RequestUrl url)
{
if (url.Resource != "files.json")
{
throw new InvalidOperationException("Api function unknown");
}
var folderParameter = url.Parameters.SingleOrDefault(
p => p.Key.Equals("directory", StringComparison.OrdinalIgnoreCase));
if (folderParameter == null)
{
throw new InvalidOperationException("Specify parameter directory");
}
FilesRequestResponse response;
try
{
response = new FilesRequestResponse {
Files = fileSystem.GetFiles(folderParameter.Value).ToArray()
};
}
catch (IOException exception)
{
response = new FilesRequestResponse {
ErrorMessage = exception.Message
};
}
return(Encoding.UTF8.GetBytes(response.ToJson()));
}
public void FromJson_WithFiles_ReturnsFilesAndLeavesErrorMessageEmpty()
{
var json = "{\"files\":[{\"kind\":0,\"path\":\"TempPath\"}],\"errorMessage\":null}";
var result = FilesRequestResponse.FromJson(json);
Assert.IsNull(result.ErrorMessage);
Assert.AreEqual(result.Files.Single().Path, "TempPath");
}
public void FromJson_WithErrorMessage_ReturnsMessage()
{
var json = "{\"files\":null,\"errorMessage\":\"This is a error message\"}";
var result = FilesRequestResponse.FromJson(json);
Assert.AreEqual("This is a error message", result.ErrorMessage);
Assert.IsNull(result.Files);
}
public void ToJson_WithError_SerializesToJson()
{
var testee = new FilesRequestResponse {
ErrorMessage = "This is a error message"
};
var result = testee.ToJson();
Assert.AreEqual("{\"files\":null,\"errorMessage\":\"This is a error message\"}", result);
}
public void ToJson_WithFiles_SerializesJson()
{
var file = new File {
Kind = FileKind.File, Path = "TempPath"
};
var testee = new FilesRequestResponse {
Files = new[] { file }
};
var result = testee.ToJson();
Assert.AreEqual("{\"files\":[{\"kind\":0,\"path\":\"TempPath\"}],\"errorMessage\":null}", result);
}
