public async void TestUpdateAsync()
{
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: "SubmissionDatabase")
.Options;
var dbContext = new ApplicationDbContext(options);
var repo = new SubmissionRepository(dbContext);
var newJson = "{id: 234}";
// Act
var newSubmission = await repo.CreateAsync(new Submission
{ SavedDate = DateTime.Now, SubmissionJson = "{id: 123}" });
var id = newSubmission.Id;
newSubmission.SubmissionJson = newJson;
var result = await repo.UpdateAsync(id, newSubmission) as Submission;
// Assert
Assert.True(result.SubmissionJson == newJson);
}
