public void ShouldCheckpointWrite()
{
stateManager.Initialize();
var offsets = new Dictionary <TopicPartition, long>();
offsets.AddOrUpdate(new TopicPartition("kv-store-topic", 0), 30);
offsets.AddOrUpdate(new TopicPartition("kv-store-topic", 1), 12);
stateManager.UpdateChangelogOffsets(offsets);
Directory.CreateDirectory(Path.Combine(streamConfigMock.Object.StateDir,
streamConfigMock.Object.ApplicationId, "global"));
stateManager.Checkpoint();
var lines = File.ReadAllLines(Path.Combine(streamConfigMock.Object.StateDir,
streamConfigMock.Object.ApplicationId, "global", ".checkpoint"));
Directory.Delete(Path.Combine(streamConfigMock.Object.StateDir), true);
Assert.AreEqual(4, lines.Length);
Assert.AreEqual("0", lines[0]);
Assert.AreEqual("2", lines[1]);
Assert.AreEqual("kv-store-topic 0 30", lines[2]);
Assert.AreEqual("kv-store-topic 1 12", lines[3]);
}
