public void MergeSurveyAnswersSummary(SurveyAnswersSummary partialSurveyAnswersSummary)
{
OptimisticConcurrencyContext context;
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", partialSurveyAnswersSummary.Tenant, partialSurveyAnswersSummary.SlugName);
var surveyAnswersSummaryInStore = this.surveyAnswersSummaryBlobContainer.Get(id, out context);
partialSurveyAnswersSummary.MergeWith(surveyAnswersSummaryInStore);
this.surveyAnswersSummaryBlobContainer.Save(context, partialSurveyAnswersSummary);
}
public async Task MergeSurveyAnswersSummaryAsync(SurveyAnswersSummary partialSurveyAnswersSummary)
{
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", partialSurveyAnswersSummary.Tenant, partialSurveyAnswersSummary.SlugName);
var surveyAnswersSummaryInStore = await this.surveyAnswersSummaryBlobContainer.GetAsync(id).ConfigureAwait(false);
partialSurveyAnswersSummary.MergeWith(surveyAnswersSummaryInStore);
await this.surveyAnswersSummaryBlobContainer.SaveAsync(id, partialSurveyAnswersSummary).ConfigureAwait(false);
}
public void MergeSurveyAnswersSummary(SurveyAnswersSummary partialSurveyAnswersSummary)
{
OptimisticConcurrencyContext context;
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", partialSurveyAnswersSummary.Tenant, partialSurveyAnswersSummary.SlugName);
var surveyAnswersSummaryInStore = this.surveyAnswersSummaryBlobContainer.Get(id, out context);
partialSurveyAnswersSummary.MergeWith(surveyAnswersSummaryInStore);
this.surveyAnswersSummaryBlobContainer.Save(context, partialSurveyAnswersSummary);
}
public void GetSurveyAnswersSummaryReturnsSumamryReadFromBlobContainer()
{
var mockSurveyAnswersSummaryBlobContainer = new Mock<IAzureBlobContainer<SurveyAnswersSummary>>();
var store = new SurveyAnswersSummaryStore(mockSurveyAnswersSummaryBlobContainer.Object);
var surveyAnswersSummary = new SurveyAnswersSummary();
mockSurveyAnswersSummaryBlobContainer.Setup(c => c.Get("tenant-slug-name")).Returns(surveyAnswersSummary);
SurveyAnswersSummary actualSurveyAnswersSummary = store.GetSurveyAnswersSummary("tenant", "slug-name");
Assert.AreSame(surveyAnswersSummary, actualSurveyAnswersSummary);
}
public async Task MergeSurveyAnswerToAnalysisAsync(Client.Models.SurveyAnswer surveyAnswer)
{
try
{
var surveyAnswersSummaryCache = Connection.GetDatabase();
var success = false;
do
{
var result = await surveyAnswersSummaryCache.StringGetAsync(surveyAnswer.SlugName);
var isNew = result.IsNullOrEmpty;
var transaction = surveyAnswersSummaryCache.CreateTransaction();
SurveyAnswersSummary surveyAnswersSummary = null;
if (isNew)
{
transaction.AddCondition(Condition.KeyNotExists(surveyAnswer.SlugName));
surveyAnswersSummary = new SurveyAnswersSummary(surveyAnswer.SlugName);
}
else
{
surveyAnswersSummary = JsonConvert.DeserializeObject <SurveyAnswersSummary>(result);
transaction.AddCondition(Condition.StringEqual(surveyAnswer.SlugName, result));
}
ServiceEventSource.Current.Message("Slug name:{0}|Total answers:{1}", surveyAnswersSummary.SlugName,
surveyAnswersSummary.TotalAnswers);
// Add and merge the new answer to new or existing summary
surveyAnswersSummary.AddNewAnswer(surveyAnswer.ToSurveyAnswer());
transaction.StringSetAsync(surveyAnswer.SlugName,
JsonConvert.SerializeObject(surveyAnswersSummary));
//This is a simple implementation of optimistic concurrency.
//If transaction fails, another user must have edited the same survey.
//If so, try to process this survey answer again.
//Another approach is to store each survey answer option as a separate hash in Redis and simply increment
//the hash value. This technique will not cause collisions with other threads but will require a redesign of
//how survey answer summaries are stored in redis. This approach is left to the reader to implement.
success = await transaction.ExecuteAsync();
} while (!success);
}
catch (Exception ex)
{
ServiceEventSource.Current.ServiceRequestFailed(ex.ToString());
throw new SurveyAnalysisServiceException();
}
}
public void GetSurveyAnswersSummaryReturnsSumamryReadFromBlobContainer()
{
var mockSurveyAnswersSummaryBlobContainer = new Mock <IAzureBlobContainer <SurveyAnswersSummary> >();
var store = new SurveyAnswersSummaryStore(mockSurveyAnswersSummaryBlobContainer.Object);
var surveyAnswersSummary = new SurveyAnswersSummary();
mockSurveyAnswersSummaryBlobContainer.Setup(c => c.Get("tenant-slug-name")).Returns(surveyAnswersSummary);
SurveyAnswersSummary actualSurveyAnswersSummary = store.GetSurveyAnswersSummary("tenant", "slug-name");
Assert.AreSame(surveyAnswersSummary, actualSurveyAnswersSummary);
}
public void SaveSurveyAnswersSummarySavesBlob()
{
var mockSurveyAnswersSummaryBlobContainer = new Mock<IAzureBlobContainer<SurveyAnswersSummary>>();
var store = new SurveyAnswersSummaryStore(mockSurveyAnswersSummaryBlobContainer.Object);
var surveyAnswersSummary = new SurveyAnswersSummary { Tenant = "tenant", SlugName = "slug-name" };
store.SaveSurveyAnswersSummary(surveyAnswersSummary);
mockSurveyAnswersSummaryBlobContainer.Verify(
c => c.Save("tenant-slug-name", surveyAnswersSummary),
Times.Once());
}
public void MergeThrowsWhenTenantsAreNotEqual()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
Tenant = "tenant"
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
Tenant = "other tenant"
};
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
}
public void MergeThrowsWhenSlugNamesAreNotEqual()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
SlugName = "slug-name"
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
SlugName = "other-slug-name"
};
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
}
public async Task <SurveyAnswersSummary> GetSurveyAnswersSummaryAsync(string slugName)
{
SurveyAnswersSummary summary = null;
HttpResponseMessage response = await httpClient.GetAsync($"api/Analysis/Summaries/{slugName}");
response.EnsureSuccessStatusCode();
string content = await response.Content.ReadAsStringAsync();
summary = JsonConvert.DeserializeObject <SurveyAnswersSummary>(content);
return(summary);
}
public void SaveSurveyAnswersSummarySavesBlob()
{
var mockSurveyAnswersSummaryBlobContainer = new Mock <IAzureBlobContainer <SurveyAnswersSummary> >();
var store = new SurveyAnswersSummaryStore(mockSurveyAnswersSummaryBlobContainer.Object);
var surveyAnswersSummary = new SurveyAnswersSummary {
Tenant = "tenant", SlugName = "slug-name"
};
store.SaveSurveyAnswersSummary(surveyAnswersSummary);
mockSurveyAnswersSummaryBlobContainer.Verify(
c => c.Save("tenant-slug-name", surveyAnswersSummary),
Times.Once());
}
public void AnalyzeReturnsTheSummaryGetFromTheStoreInTheModel()
{
var mockSurveyAnswersSummaryStore = new Mock <ISurveyAnswersSummaryStore>();
var surveyAnswersSummary = new SurveyAnswersSummary();
mockSurveyAnswersSummaryStore.Setup(r => r.GetSurveyAnswersSummary(It.IsAny <string>(), It.IsAny <string>()))
.Returns(surveyAnswersSummary);
using (var controller = new SurveysController(null, null, mockSurveyAnswersSummaryStore.Object, null, null))
{
var result = controller.Analyze(string.Empty, string.Empty) as ViewResult;
var model = result.ViewData.Model as TenantPageViewData <SurveyAnswersSummary>;
Assert.AreSame(surveyAnswersSummary, model.ContentModel);
}
}
public void MergeCopiesTotalAnswersWhenThereAreNoPreviousAnswers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 0
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(new QuestionAnswersSummary());
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(1, existingSurveyAnswersSummary.TotalAnswers);
}
public void MergeMultipleChoiceAnswersFor2DifferentAnswers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var existingQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.MultipleChoice,
AnswersSummary = new JavaScriptSerializer().Serialize(new Dictionary <string, int> {
{ "choice 1", 1 }
}),
QuestionText = "question to merge"
};
existingSurveyAnswersSummary.QuestionAnswersSummaries.Add(existingQuestionAnswersSummary);
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var newQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.MultipleChoice,
AnswersSummary = new JavaScriptSerializer().Serialize(new Dictionary <string, int> {
{ "choice 2", 1 }
}),
QuestionText = "question to merge"
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(newQuestionAnswersSummary);
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(2, existingSurveyAnswersSummary.TotalAnswers);
Assert.AreEqual(1, existingSurveyAnswersSummary.QuestionAnswersSummaries.Count);
var questionAnswersSummary = existingSurveyAnswersSummary.QuestionAnswersSummaries.First();
Assert.AreEqual("question to merge", questionAnswersSummary.QuestionText);
Assert.AreEqual(QuestionType.MultipleChoice, questionAnswersSummary.QuestionType);
var actualSummary = new JavaScriptSerializer().Deserialize <Dictionary <string, int> >(questionAnswersSummary.AnswersSummary);
Assert.AreEqual(2, actualSummary.Keys.Count);
Assert.AreEqual(1, actualSummary["choice 1"]);
Assert.AreEqual(1, actualSummary["choice 2"]);
}
public void Merge5StarsAnswersCalculatesRatingAverageFor3Answers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 2
};
var existingQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.FiveStars,
AnswersSummary = "1",
QuestionText = "question to merge"
};
existingSurveyAnswersSummary.QuestionAnswersSummaries.Add(existingQuestionAnswersSummary);
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var newQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.FiveStars,
AnswersSummary = "2",
QuestionText = "question to merge"
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(newQuestionAnswersSummary);
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(3, existingSurveyAnswersSummary.TotalAnswers);
Assert.AreEqual(1, existingSurveyAnswersSummary.QuestionAnswersSummaries.Count);
var questionAnswersSummary = existingSurveyAnswersSummary.QuestionAnswersSummaries.First();
Assert.AreEqual("question to merge", questionAnswersSummary.QuestionText);
Assert.AreEqual(QuestionType.FiveStars, questionAnswersSummary.QuestionType);
Assert.AreEqual("1.33", questionAnswersSummary.AnswersSummary);
}
public void AnalyzeReturnsTheSummaryGetFromTheStoreInTheModel()
{
var mockSurveyAnswersSummaryStore = new Mock<ISurveyAnswersSummaryStore>();
var surveyAnswersSummary = new SurveyAnswersSummary();
mockSurveyAnswersSummaryStore.Setup(r => r.GetSurveyAnswersSummary(It.IsAny<string>(), It.IsAny<string>()))
.Returns(surveyAnswersSummary);
using (var controller = new SurveysController(null, null, mockSurveyAnswersSummaryStore.Object, null, null, null))
{
var result = controller.Analyze(string.Empty, string.Empty) as ViewResult;
var model = result.ViewData.Model as TenantPageViewData<SurveyAnswersSummary>;
Assert.AreSame(surveyAnswersSummary, model.ContentModel);
}
}
public override void MergeWith(SurveyAnswersSummary surveyAnswersSummary)
{
this.MergeParameter = surveyAnswersSummary;
}
public void MergeCopiesTotalAnswersWhenThereAreNoPreviousAnswers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 0
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(new QuestionAnswersSummary());
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(1, existingSurveyAnswersSummary.TotalAnswers);
}
public void MergeMultipleChoiceAnswersFor2SameAnswers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var existingQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.MultipleChoice,
AnswersSummary = new JavaScriptSerializer().Serialize(new Dictionary<string, int> { { "choice 1", 1 } }),
QuestionText = "question to merge"
};
existingSurveyAnswersSummary.QuestionAnswersSummaries.Add(existingQuestionAnswersSummary);
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var newQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.MultipleChoice,
AnswersSummary = new JavaScriptSerializer().Serialize(new Dictionary<string, int> { { "choice 1", 1 } }),
QuestionText = "question to merge"
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(newQuestionAnswersSummary);
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(2, existingSurveyAnswersSummary.TotalAnswers);
Assert.AreEqual(1, existingSurveyAnswersSummary.QuestionAnswersSummaries.Count);
var questionAnswersSummary = existingSurveyAnswersSummary.QuestionAnswersSummaries.First();
Assert.AreEqual("question to merge", questionAnswersSummary.QuestionText);
Assert.AreEqual(QuestionType.MultipleChoice, questionAnswersSummary.QuestionType);
var actualSummary = new JavaScriptSerializer().Deserialize<Dictionary<string, int>>(questionAnswersSummary.AnswersSummary);
Assert.AreEqual(1, actualSummary.Keys.Count);
Assert.AreEqual(2, actualSummary["choice 1"]);
}
public void SaveSurveyAnswersSummary(SurveyAnswersSummary surveyAnswersSummary)
{
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", surveyAnswersSummary.Tenant, surveyAnswersSummary.SlugName);
this.surveyAnswersSummaryBlobContainer.Save(id, surveyAnswersSummary);
}
public void MergeThrowsWhenSlugNamesAreNotEqual()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
SlugName = "slug-name"
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
SlugName = "other-slug-name"
};
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
}
public void MergeThrowsWhenTenantsAreNotEqual()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
Tenant = "tenant"
};
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
Tenant = "other tenant"
};
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
}
public override void MergeWith(SurveyAnswersSummary surveyAnswersSummary)
{
this.MergeParameter = surveyAnswersSummary;
}
public void Merge5StarsAnswersCalculatesRatingAverageFor2Answers()
{
var existingSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var existingQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.FiveStars,
AnswersSummary = "1",
QuestionText = "question to merge"
};
existingSurveyAnswersSummary.QuestionAnswersSummaries.Add(existingQuestionAnswersSummary);
var newSurveyAnswersSummary = new SurveyAnswersSummary
{
TotalAnswers = 1
};
var newQuestionAnswersSummary = new QuestionAnswersSummary
{
QuestionType = QuestionType.FiveStars,
AnswersSummary = "2",
QuestionText = "question to merge"
};
newSurveyAnswersSummary.QuestionAnswersSummaries.Add(newQuestionAnswersSummary);
existingSurveyAnswersSummary.MergeWith(newSurveyAnswersSummary);
Assert.AreEqual(2, existingSurveyAnswersSummary.TotalAnswers);
Assert.AreEqual(1, existingSurveyAnswersSummary.QuestionAnswersSummaries.Count);
var questionAnswersSummary = existingSurveyAnswersSummary.QuestionAnswersSummaries.First();
Assert.AreEqual("question to merge", questionAnswersSummary.QuestionText);
Assert.AreEqual(QuestionType.FiveStars, questionAnswersSummary.QuestionType);
Assert.AreEqual("1.50", questionAnswersSummary.AnswersSummary);
}
public void SaveSurveyAnswersSummary(SurveyAnswersSummary surveyAnswersSummary)
{
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", surveyAnswersSummary.Tenant, surveyAnswersSummary.SlugName);
this.surveyAnswersSummaryBlobContainer.Save(id, surveyAnswersSummary);
}
public async Task SaveSurveyAnswersSummaryAsync(SurveyAnswersSummary surveyAnswersSummary)
{
var id = string.Format(CultureInfo.InvariantCulture, "{0}-{1}", surveyAnswersSummary.Tenant, surveyAnswersSummary.SlugName);
await this.surveyAnswersSummaryBlobContainer.SaveAsync(id, surveyAnswersSummary).ConfigureAwait(false);
}
