public void can_load_json_formatted_configuration()
{
var config = JsonSpectatorConfiguration.LoadConfigFromString(
@"{
""statsdHost"": ""localhost"",
""statsdPort"": 8125,
""metricPrefix"": ""net.verrus.{machine}"",
""interval"": ""00:00:05"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""system.processor.interrupts_per_sec""
}
]
}");
Assert.That(config.StatsdHost, Is.EqualTo("localhost"));
Assert.That(config.StatsdPort, Is.EqualTo(8125));
Assert.That(config.MetricPrefix, Is.EqualTo("net.verrus.{machine}"));
Assert.That(config.Interval, Is.EqualTo(TimeSpan.FromSeconds(5)));
Assert.That(config.Metrics.Count, Is.EqualTo(1));
Assert.That(config.Metrics[0].Source, Is.EqualTo(MetricSource.PerformanceCounter));
Assert.That(config.Metrics[0].Path, Is.EqualTo("\\Processor(_Total)\\Interrupts/sec"));
Assert.That(config.Metrics[0].Type, Is.EqualTo(MetricType.Gauge));
Assert.That(config.Metrics[0].Template, Is.EqualTo("system.processor.interrupts_per_sec"));
}
public ConsulSpectatorOverrideConfiguration(string host, string key)
{
var client = string.IsNullOrEmpty(host) ? new Client() : new Client(new ConsulClientConfiguration {
Address = host
});
var getPair = client.KV.Get(key);
_configContents = Encoding.UTF8.GetString(getPair.Response.Value, 0, getPair.Response.Value.Length);
Log.InfoFormat("Using configuration read from consul host '{0}', in key '{1}'", host, key);
_innerConfiguration = JsonSpectatorConfiguration.LoadConfigFromString(_configContents);
}
public void SetUp()
{
_baseConfig = JsonSpectatorConfiguration.LoadConfigFromString(@"{
""statsdHost"": ""basehost"",
""statsdPort"": 8125,
""metricPrefix"": ""base.prefix"",
""interval"": ""00:00:01"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""base.performance.counter""
},
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""overriden.performance.counter""
}
]
}");
_overrideConfig = JsonSpectatorConfiguration.LoadConfigFromString(@"{
""statsdHost"": ""overridehost"",
""statsdPort"": 8126,
""metricPrefix"": ""override.prefix"",
""interval"": ""00:00:02"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""override.performance.counter""
},
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\% Processor Time"",
""type"": ""gauge"",
""template"": ""overriden.performance.counter""
}
]
}");
_combinedConfig = new CombinedSpectatorConfiguration(_baseConfig, _overrideConfig);
}
public void when_given_two_configurations_with_differences_then_a_summary_is_created()
{
var first = JsonSpectatorConfiguration.LoadConfigFromString(@"{
""statsdHost"": ""basehost"",
""statsdPort"": 8125,
""metricPrefix"": ""base.prefix"",
""interval"": ""00:00:01"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Interrupts/sec"",
""type"": ""gauge"",
""template"": ""base.performance.counter""
}
]
}");
var second = JsonSpectatorConfiguration.LoadConfigFromString(@"{
""statsdHost"": ""overridehost"",
""statsdPort"": 8126,
""metricPrefix"": ""override.prefix"",
""interval"": ""00:00:02"",
""metrics"": [
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\% Processor Time"",
""type"": ""gauge"",
""template"": ""base.performance.counter""
},
{
""source"": ""performanceCounter"",
""path"": ""\\Processor(_Total)\\Some Other Thing"",
""type"": ""gauge"",
""template"": ""overridden.performance.counter""
}
]
}");
var summary = new ConfigurationDifferenceSummary(first, second);
Assert.That(summary.ToString(), Is.EqualTo("StatsdHost: 'basehost' → 'overridehost'\r\nStatsdPort: '8125' → '8126'\r\nMetricPrefix: 'base.prefix' → 'override.prefix'\r\nInterval: '00:00:01' → '00:00:02'\r\nMetrics:\r\n Replaced '\\Processor(_Total)\\Interrupts/sec' → 'base.performance.counter' with '\\Processor(_Total)\\% Processor Time' → 'base.performance.counter'\r\n Added '\\Processor(_Total)\\Some Other Thing' → 'overridden.performance.counter'\r\n"));
}
