private async Task CreateAndRunWatcher <TData>(string testName, string filter, IConfiguration config, Func <List <IEnvelope>, Task> testBody, IRecordParser <TData, LogContext> recordParser, ILogger logger)
{
//Create a distinct directory based on testName so that tests can run in parallel
string testDir = Path.Combine(TestUtility.GetTestHome(), testName);
//The following will creates all directories and subdirectories in the specified path unless they already exist.
Directory.CreateDirectory(testDir);
//Clean up before the test rather than after so that we can inspect the files
DeleteFiles(testDir, "*.*");
ListEventSink logRecords = new ListEventSink();
DirectorySource <TData, LogContext> watcher = new DirectorySource <TData, LogContext>
(testDir, filter, 1000, new PluginContext(config, logger, null), recordParser);
watcher.Subscribe(logRecords);
watcher.Start();
await testBody(logRecords);
watcher.Stop();
}
public void TestDirectorySourceMetricsOnSubscribe()
{
IConfiguration config = GetConfig("directorySourceTest");
string id = config[ConfigConstants.ID];
MemoryLogger logger = new MemoryLogger(null);
KinesisTapMetricsSource metrics = new KinesisTapMetricsSource(new PluginContext(null, null, null, null, null));
DirectorySource <string, LogContext> source = new DirectorySource <string, LogContext>(
TestUtility.GetTestHome(),
"*.*",
1000,
new PluginContext(config, logger, metrics),
new SingeLineRecordParser());
MockMetricsSink metricsSink = new MockMetricsSink(3600, new PluginContext(config, logger, metrics));
source.Start();
metrics.Subscribe(metricsSink);
metricsSink.Stop();
source.Stop();
Assert.Equal(2, metricsSink.AccumlatedValues.Count);
Assert.Equal(0, TestUtility.GetMetricsCount(metricsSink.AccumlatedValues));
}