Files
natsdotnet/tests/NATS.Server.Tests/NatsHeaderParserTests.cs
2026-02-23 00:33:24 -05:00

52 lines
1.4 KiB
C#

using NATS.Server.Protocol;
namespace NATS.Server.Tests;
public class NatsHeaderParserTests
{
[Fact]
public void Parse_status_line_only()
{
var input = "NATS/1.0 503\r\n\r\n"u8;
var result = NatsHeaderParser.Parse(input);
result.Status.ShouldBe(503);
result.Description.ShouldBeEmpty();
result.Headers.ShouldBeEmpty();
}
[Fact]
public void Parse_status_with_description()
{
var input = "NATS/1.0 503 No Responders\r\n\r\n"u8;
var result = NatsHeaderParser.Parse(input);
result.Status.ShouldBe(503);
result.Description.ShouldBe("No Responders");
}
[Fact]
public void Parse_headers_with_values()
{
var input = "NATS/1.0\r\nFoo: bar\r\nBaz: qux\r\n\r\n"u8;
var result = NatsHeaderParser.Parse(input);
result.Status.ShouldBe(0);
result.Headers["Foo"].ShouldBe(["bar"]);
result.Headers["Baz"].ShouldBe(["qux"]);
}
[Fact]
public void Parse_multi_value_header()
{
var input = "NATS/1.0\r\nX-Tag: a\r\nX-Tag: b\r\n\r\n"u8;
var result = NatsHeaderParser.Parse(input);
result.Headers["X-Tag"].ShouldBe(["a", "b"]);
}
[Fact]
public void Parse_invalid_returns_defaults()
{
var input = "GARBAGE\r\n\r\n"u8;
var result = NatsHeaderParser.Parse(input);
result.Status.ShouldBe(-1);
}
}