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feat: add 2025-11-25 protocol version support #802

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Merged
alexhancock merged 1 commit into from
Apr 10, 2026
+16 −4
Merged

feat: add 2025-11-25 protocol version support #802

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16 changes: 13 additions & 3 deletions crates/rmcp/src/model.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -152,14 +152,19 @@ impl std::fmt::Display for ProtocolVersion {
}

impl ProtocolVersion {
pub const V_2025_11_25: Self = Self(Cow::Borrowed("2025-11-25"));
pub const V_2025_06_18: Self = Self(Cow::Borrowed("2025-06-18"));
pub const V_2025_03_26: Self = Self(Cow::Borrowed("2025-03-26"));
pub const V_2024_11_05: Self = Self(Cow::Borrowed("2024-11-05"));
pub const LATEST: Self = Self::V_2025_06_18;
pub const LATEST: Self = Self::V_2025_11_25;

/// All protocol versions known to this SDK.
pub const KNOWN_VERSIONS: &[Self] =
&[Self::V_2024_11_05, Self::V_2025_03_26, Self::V_2025_06_18];
pub const KNOWN_VERSIONS: &[Self] = &[
Self::V_2024_11_05,
Self::V_2025_03_26,
Self::V_2025_06_18,
Self::V_2025_11_25,
];

/// Returns the string representation of this protocol version.
pub fn as_str(&self) -> &str {
Expand Down Expand Up @@ -187,6 +192,7 @@ impl<'de> Deserialize<'de> for ProtocolVersion {
"2024-11-05" => return Ok(ProtocolVersion::V_2024_11_05),
"2025-03-26" => return Ok(ProtocolVersion::V_2025_03_26),
"2025-06-18" => return Ok(ProtocolVersion::V_2025_06_18),
"2025-11-25" => return Ok(ProtocolVersion::V_2025_11_25),
_ => {}
}
Ok(ProtocolVersion(Cow::Owned(s)))
Expand Down Expand Up @@ -3739,7 +3745,11 @@ mod tests {
fn test_protocol_version_order() {
let v1 = ProtocolVersion::V_2024_11_05;
let v2 = ProtocolVersion::V_2025_03_26;
let v3 = ProtocolVersion::V_2025_06_18;
let v4 = ProtocolVersion::V_2025_11_25;
assert!(v1 < v2);
assert!(v2 < v3);
assert!(v3 < v4);
}

#[test]
Expand Down
4 changes: 3 additions & 1 deletion crates/rmcp/tests/test_custom_headers.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -866,14 +866,16 @@ async fn test_server_rejects_unsupported_protocol_version() {
fn test_protocol_version_utilities() {
use rmcp::model::ProtocolVersion;

assert_eq!(ProtocolVersion::V_2025_11_25.as_str(), "2025-11-25");
assert_eq!(ProtocolVersion::V_2025_06_18.as_str(), "2025-06-18");
assert_eq!(ProtocolVersion::V_2025_03_26.as_str(), "2025-03-26");
assert_eq!(ProtocolVersion::V_2024_11_05.as_str(), "2024-11-05");

assert_eq!(ProtocolVersion::KNOWN_VERSIONS.len(), 3);
assert_eq!(ProtocolVersion::KNOWN_VERSIONS.len(), 4);
assert!(ProtocolVersion::KNOWN_VERSIONS.contains(&ProtocolVersion::V_2024_11_05));
assert!(ProtocolVersion::KNOWN_VERSIONS.contains(&ProtocolVersion::V_2025_03_26));
assert!(ProtocolVersion::KNOWN_VERSIONS.contains(&ProtocolVersion::V_2025_06_18));
assert!(ProtocolVersion::KNOWN_VERSIONS.contains(&ProtocolVersion::V_2025_11_25));
}

/// Integration test: Verify server validates only the Host header for DNS rebinding protection
Expand Down
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