public void ReturnsHttp200AndBodyWithUpdatedFeatureSwitch_IfRequestIsValid()
{
//Arrange
const string validFeatureType =
"Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null";
var jsonRequestAndResponse = string.Format(
"{{\"IsEnabled\":true,\"Name\":\"TestFeatureSwitch1\",\"FeatureType\":\"{0}\",\"Description\":\"Define a short description of the feature switch type here.\",\"ConfigurationInstructions\":\"Add configuration context and instructions to be displayed in the admin UI\"}}",
validFeatureType);
var apiRequest = new PutApiRequestFactory().WithBody(jsonRequestAndResponse)
.WithParameterName("TestFeatureSwitch").Build();
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = validFeatureType
};
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get("TestFeatureSwitch1"))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof (FemahApiTests.FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Act
var apiResponse = ProcessApiRequest.ProcessPutRequest(apiRequest);
//Assert
Assert.AreEqual((int) HttpStatusCode.OK, apiResponse.HttpStatusCode);
Assert.AreEqual(jsonRequestAndResponse, apiResponse.Body);
}
public void GivenTwoSimpleFeatureSwitches_ReturnsFalse_IfNamesAreDifferent()
{
//Arrange
const string validFeatureType = "Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null";
var featureSwitch1 = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
FeatureType = validFeatureType
};
var featureSwitch2 = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch2",
FeatureType = validFeatureType
};
//Act
var equal = featureSwitch1.Equals(featureSwitch2);
//Assert
Assert.IsFalse(equal);
}
public void GivenTwoSimpleFeatureSwitches_ReturnsTrue_IfIfAllPropertyValuesAreIdentical()
{
//Arrange
const string validFeatureType = "Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null";
var featureSwitch1 = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
FeatureType = validFeatureType,
IsEnabled = true
};
var featureSwitch2 = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
FeatureType = validFeatureType,
IsEnabled = true
};
//Act
var equal = featureSwitch1.Equals(featureSwitch2);
//Assert
Assert.IsTrue(equal);
}
public void ProcessPutRequestSetsHttpStatusCodeTo304IfPutRequestBodyIsValidJsonButFeatureSwitchHasNoChanges()
{
//Arrange
const string validFeatureType = "Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null";
string jsonRequestAndResponse = string.Format(
"{{\"IsEnabled\":true,\"Name\":\"TestFeatureSwitch1\",\"FeatureType\":\"{0}\",\"Description\":\"Define a short description of the feature switch type here.\",\"ConfigurationInstructions\":\"Add configuration context and instructions to be displayed in the admin UI\"}}",
validFeatureType);
var apiRequest = new ApiRequest
{
HttpMethod = "PUT",
Service = ApiRequest.ApiService.featureswitches,
Parameter = "TestFeatureSwitch",
Body = jsonRequestAndResponse
};
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = true,
FeatureType = validFeatureType
};
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get("TestFeatureSwitch1"))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Act
ApiResponse apiResponse = ProcessApiRequest.ProcessPutRequest(apiRequest);
//Assert
Assert.AreEqual((int)HttpStatusCode.NotModified, apiResponse.HttpStatusCode);
Assert.AreEqual(string.Empty, apiResponse.Body);
}
public void ApiResponseBuilderSetsHttpStatusCodeTo200AndReturnsDesiredFeatureSwitchStateIfPutRequestIncludesFeatureSwitchChangesToIsEnabledState()
{
//Arrange
const string validFeatureType = "Femah.Core.FeatureSwitchTypes.SimpleFeatureSwitch, Femah.Core, Version=0.1.0.0, Culture=neutral, PublicKeyToken=null";
string jsonRequestAndResponse = string.Format(
"{{\"IsEnabled\":false,\"Name\":\"TestFeatureSwitch1\",\"FeatureType\":\"{0}\",\"Description\":\"Define a short description of the feature switch type here.\",\"ConfigurationInstructions\":\"Add configuration context and instructions to be displayed in the admin UI\"}}",
validFeatureType);
var currentFeatureSwitchState = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = true,
FeatureType = validFeatureType,
};
var desiredFeatureSwitchState = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = validFeatureType
};
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get("TestFeatureSwitch1"))
.Returns(currentFeatureSwitchState);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Act
ApiResponse apiResponse;
using (var apiResponseBuilder = new ApiResponseBuilder())
{
apiResponse = apiResponseBuilder.CreateWithUpdatedFeatureSwitch(desiredFeatureSwitchState);
}
//Assert
Assert.AreEqual((int)HttpStatusCode.OK, apiResponse.HttpStatusCode);
Assert.AreEqual(jsonRequestAndResponse, apiResponse.Body);
}
public void ApiPutReturns415AndAccurateErrorMessageIfContentTypeIsNotSetToApplicationJson()
{
//Arrange
var testable = new TestableFemahApiHttpHandler();
var httpContextMock = new Mock<HttpContextBase>();
httpContextMock.Setup(x => x.Request.Url)
.Returns(new Uri("http://example.com/femah.axd/api/featureswitches/TestFeatureSwitch1"));
httpContextMock.SetupGet(x => x.Request.HttpMethod).Returns("PUT");
httpContextMock.SetupGet(x => x.Request.ContentType).Returns("incorrect/contenttype");
var response = new Mock<HttpResponseBase>();
response.SetupProperty(x => x.StatusCode);
httpContextMock.Setup(x => x.Response).Returns(response.Object);
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = "SimpleFeatureSwitch"
};
const string expectedJsonResponse = "\"Error: Content-Type 'incorrect/contenttype' of request is not supported, expecting 'application/json'.\"";
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get(featureSwitch.Name.ToLower()))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Get the JSON response by intercepting the call to context.Response.Write
string responseContent = string.Empty;
response.Setup(x => x.Write(It.IsAny<string>())).Callback((string r) => { responseContent = r; });
//Act
testable.ProcessRequest(httpContextMock.Object);
//Asert
Assert.AreEqual(415, response.Object.StatusCode);
Assert.AreEqual(expectedJsonResponse, responseContent);
}
public void ApiGetReturns500AndAccurateErrorMessageIfRequestUrlIsInvalidAndContainsTooManySegments()
{
//apiRequest.ErrorMessage = string.Format("Error: The requested Url: '{0}' does not match the expected format /femah.axd/api/[service]/[parameter]", request.Url);
//Arrange
var testable = new TestableFemahApiHttpHandler();
var httpContextMock = new Mock<HttpContextBase>();
httpContextMock.Setup(x => x.Request.Url)
.Returns(new Uri("http://example.com/femah.axd/api/invalid/url/structure"));
httpContextMock.SetupGet(x => x.Request.HttpMethod).Returns("GET");
var response = new Mock<HttpResponseBase>();
response.SetupProperty(x => x.StatusCode);
httpContextMock.Setup(x => x.Response).Returns(response.Object);
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = "SimpleFeatureSwitch"
};
const string expectedJsonResponse =
"\"Error: The requested Url 'http://example.com/femah.axd/api/invalid/url/structure' does not match the expected format /femah.axd/api/[service]/[parameter].\"";
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get(featureSwitch.Name.ToLower()))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Get the JSON response by intercepting the call to context.Response.Write
string responseContent = string.Empty;
response.Setup(x => x.Write(It.IsAny<string>())).Callback((string r) => { responseContent = r; });
//Act
testable.ProcessRequest(httpContextMock.Object);
//Asert
Assert.AreEqual(500, response.Object.StatusCode);
Assert.AreEqual(expectedJsonResponse, responseContent);
}
public void ApiGetReturns404AndEmptyResponseBodyIfFeatureSwitchNotfoundWithinFeatureSwitchService()
{
//Arrange
var testable = new TestableFemahApiHttpHandler();
var httpContextMock = new Mock<HttpContextBase>();
httpContextMock.Setup(x => x.Request.Url)
.Returns(new Uri("http://example.com/femah.axd/api/featureswitches/unknownfeatureswitch"));
httpContextMock.SetupGet(x => x.Request.HttpMethod).Returns("GET");
var response = new Mock<HttpResponseBase>();
response.SetupProperty(x => x.StatusCode);
httpContextMock.Setup(x => x.Response).Returns(response.Object);
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = "SimpleFeatureSwitch"
};
const string expectedJsonResponse = "\"\"";
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get(featureSwitch.Name.ToLower()))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Get the JSON response by intercepting the call to context.Response.Write
string responseContent = string.Empty;
response.Setup(x => x.Write(It.IsAny<string>())).Callback((string r) => { responseContent = r; });
//Act
testable.ProcessRequest(httpContextMock.Object);
//Asert
Assert.AreEqual(404, response.Object.StatusCode);
Assert.AreEqual(expectedJsonResponse, responseContent);
}
public void ApiGetReturns200AndValidJsonForSingleFeatureSwitchFoundWithinFeatureSwitchService()
{
//Arrange
var testable = new TestableFemahApiHttpHandler();
var httpContextMock = new Mock<HttpContextBase>();
httpContextMock.Setup(x => x.Request.Url)
.Returns(new Uri("http://example.com/femah.axd/api/featureswitches/TestFeatureSwitch1"));
httpContextMock.SetupGet(x => x.Request.HttpMethod).Returns("GET");
var response = new Mock<HttpResponseBase>();
response.SetupProperty(x => x.StatusCode);
httpContextMock.Setup(x => x.Response).Returns(response.Object);
var featureSwitch = new SimpleFeatureSwitch
{
Name = "TestFeatureSwitch1",
IsEnabled = false,
FeatureType = "SimpleFeatureSwitch"
};
const string expectedJsonResponse =
"[{\"IsEnabled\":false,\"Name\":\"TestFeatureSwitch1\",\"FeatureType\":\"SimpleFeatureSwitch\",\"Description\":\"Define a short description of the feature switch type here.\",\"ConfigurationInstructions\":\"Add configuration context and instructions to be displayed in the admin UI\"}]";
var providerMock = new Mock<IFeatureSwitchProvider>();
providerMock.Setup(p => p.Get(featureSwitch.Name.ToLower()))
.Returns(featureSwitch);
Femah.Configure()
.FeatureSwitchEnum(typeof(FeatureSwitches))
.Provider(providerMock.Object)
.Initialise();
//Get the JSON response by intercepting the call to context.Response.Write
string responseContent = string.Empty;
response.Setup(x => x.Write(It.IsAny<string>())).Callback((string r) => { responseContent = r; });
//Act
testable.ProcessRequest(httpContextMock.Object);
//Asert
Assert.AreEqual(200, response.Object.StatusCode);
Assert.AreEqual(expectedJsonResponse, responseContent);
}
/// <summary>
/// Initialise the provider, given the names of the feature switches.
/// </summary>
/// <param name="featureSwitches">Names of the feature switches in the application.</param>
public void Initialise(IEnumerable<string> featureSwitches)
{
using (var conn = new SqlConnection(_connectionString))
{
conn.Open();
// Ensure all listed feature switches exist in the database.
foreach (var featureSwitchName in featureSwitches)
{
var featureSwitch = this.Get(featureSwitchName);
if (featureSwitch == null)
{
featureSwitch = new SimpleFeatureSwitch { Name = featureSwitchName, IsEnabled = false };
}
this.SaveOrUpdateSwitch(featureSwitch, conn);
}
// Remove any feature switches from database that aren't valid feature switches.
DeleteUnlistedSwitches(featureSwitches, conn);
}
}
