public void AddsDefaultTags()
{
var options = new DiagnosticListenerOptions();
options.AddDefaultTag("foo", "one");
options.AddDefaultTag("bar", "two");
var text = Encoding.UTF8.GetString(options.DefaultTags);
Assert.Equal(",foo=one,bar=two", text);
}
public void WritesDefaultTags()
{
var now = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds();
var expected = $"test,foo=bar,tag=foo foo=42i {now}\n";
var options = new DiagnosticListenerOptions();
options.AddDefaultTag("foo", "bar");
var obj = new { tag = "foo", foo = 42 };
var formatter = new InfluxLineWriter("test", obj.GetType(), options);
var memory = ArrayPool <byte> .Shared.Rent(1024);
var span = memory.AsSpan();
formatter.TryWrite(span, obj, null, now, out int written);
var str = Encoding.UTF8.GetString(memory, 0, written);
Assert.Equal(expected, str);
ArrayPool <byte> .Shared.Return(memory);
}