public void FileSystemDataStoreIsASnapshotConsumerAndProvider()
{
var store = new FileSystemDataStore(".", "testStore", "id");
Assert.IsInstanceOf<ISnapshotConsumer>(store);
Assert.IsInstanceOf<ISnapshotProvider>(store);
}
public void JustWarnsandReturnsEmptySnapshotIfFileDoesNotExistOnSnapshot()
{
var root = "Store";
var store = new FileSystemDataStore(root, "testData", "id");
var snapshot = store.Snapshot();
Assert.AreEqual(0, snapshot.Count());
}
public void FileSystemDataStore_AnswersContainsQueries()
{
var testData = new Snapshot { new MetricData(2.5d, DateTime.Now, new List<string>()) };
var store = new FileSystemDataStore(".", "testData", "id");
store.ResetWith(testData);
Assert.IsTrue(store.Contains("testData"));
Assert.IsFalse(store.Contains("realData"));
File.Delete("testData.am");
}
public void FileSystemDataStore_CanPersistSimpleData()
{
var testData = new Snapshot { new MetricData(2.5d, DateTime.Now, new List<string>()) };
var store = new FileSystemDataStore(".", "testStore", "id");
store.Update(testData);
var ret = store.Snapshot();
Assert.AreEqual(testData.First().Data, ret.First().Data);
File.Delete("testData.am");
}
private void Run(string snapshotFile)
{
var item = Path.GetFileName(snapshotFile).Replace(".am.gz", "");
var store = new FileSystemDataStore(".", item, "Snapshot Store Id");
var snapshot = store.Snapshot();
Console.WriteLine("Timestamp\tValue");
foreach(var metricData in snapshot)
{
Console.WriteLine(metricData.Timestamp + "\t" + metricData.Data);
}
}
public void FileSystemDataStore_HandlesRootDirectory()
{
var root = "Store";
var store = new FileSystemDataStore(root, "testData", "id");
Assert.IsTrue(Directory.Exists(root));
var filePath = Path.Combine(root, "testData.am");
var testData = new Snapshot { new MetricData(2.5d, DateTime.Now, new List<string>()) };
store.ResetWith(testData);
Assert.IsTrue(File.Exists(filePath));
File.Delete(filePath);
Directory.Delete(root);
}
public void ChainBuilderCanBuildAMainAndAPlottingChain()
{
var snapshot = new Snapshot
{
new MetricData(0.5, DateTime.Parse("12 Aug 2008"), new List<string> { "value" }),
new MetricData(0.8, DateTime.Parse("13 Aug 2008"), new List<string> { "value" }),
new MetricData(0.9, DateTime.Parse("14 Aug 2008"), new List<string> { "value" })
};
var configs = new List<ChainElement>
{
new ChainElement("chain1", "storageChain", "testSourceId", "testBufferId,testStoreId", ""),
new ChainElement("chain2", "plottingChain", "testBufferId", "", "testPlotterId"),
};
var source = MockRepository.GenerateMock<ISnapshotProvider>();
source.Expect(s => s.Snapshot()).Return(snapshot).Repeat.Any();
source.Expect(s => s.Name).Return("testSource").Repeat.Any();
source.Expect(s => s.Id).Return("testSourceId").Repeat.Any();
var bufferConfig = new SinkElement("testBufferId", "testBuffer", 10, 0, 1);
var buffer = new CircularDataSink(bufferConfig);
var store = new FileSystemDataStore(".", "testStore", "testStoreId");
var config = new PlotterElement("testPlotterId", "testPlotter", ".", 0, 1, 1, "");
var plotter = new MultiPlotter(config);
var sources = new HashSet<ISnapshotProvider> { source, buffer };
var sinks = new HashSet<ISnapshotConsumer> { buffer, store };
var multiSinks = new HashSet<IMultipleSnapshotConsumer> { plotter };
var chains = ChainBuilder.Build(sources, sinks, multiSinks, configs);
Assert.AreEqual(configs.Count, chains.Count());
foreach(var chain in chains)
{
chain.Update();
}
var chartName = Path.Combine(@".", plotter.Name + ".png");
var storeName = store.Name + ".am";
Assert.IsTrue(File.Exists(chartName));
Assert.IsTrue(File.Exists(storeName));
File.Delete(chartName);
File.Delete(storeName);
source.VerifyAllExpectations();
}