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mcp: bump protocol version from 2026-06-30 to 2026-07-28 (#1015)

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The new official date for the protocol version has been moved to
'2026-07-28'. Update all the references in the code of the old version.
This commit is contained in:
Guglielmo Colombo 2026-06-22 09:53:04 +02:00 • committed by GitHub
commit 17029489ff
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GPG key ID: B5690EEEBB952194
1 changed files with 137 additions and 137 deletions
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38
mcp/streamable_client_test.go
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@ -1234,7 +1234,7 @@ func TestStreamableClientOAuth_RetrieveError(t *testing.T) {
// discoverResult is the canned successful DiscoverResult returned by
// fakeStreamableServer setups in the tests below.
var discoverResult = &DiscoverResult{
SupportedVersions: []string{protocolVersion20260630},
SupportedVersions: []string{protocolVersion20260728},
Capabilities: &ServerCapabilities{
Tools: &ToolCapabilities{ListChanged: true},
},
@ -1244,7 +1244,7 @@ var discoverResult = &DiscoverResult{
// TestStreamableClientConnect_DiscoverSuccess verifies that Client.Connect on
// the streamable transport:
// - sends a POST server/discover with Mcp-Protocol-Version: 2026-06-30 and
// - sends a POST server/discover with Mcp-Protocol-Version: 2026-07-28 and
// the SEP-2575 per-request _meta triple in the body,
// - on a successful DiscoverResult, skips the legacy initialize handshake
// entirely, and
@ -1253,9 +1253,9 @@ var discoverResult = &DiscoverResult{
func TestStreamableClientConnect_DiscoverSuccess(t *testing.T) {
ctx := context.Background()
// Temporarily enable 2026-06-30 support in the SDK for this test
// Temporarily enable 2026-07-28 support in the SDK for this test
oldSupported := supportedProtocolVersions
supportedProtocolVersions = append([]string{protocolVersion20260630}, supportedProtocolVersions...)
supportedProtocolVersions = append([]string{protocolVersion20260728}, supportedProtocolVersions...)
t.Cleanup(func() {
supportedProtocolVersions = oldSupported
})
@ -1273,7 +1273,7 @@ func TestStreamableClientConnect_DiscoverSuccess(t *testing.T) {
"Content-Type": "application/json",
sessionIDHeader: "sess-1",
},
wantProtocolVersion: protocolVersion20260630,
wantProtocolVersion: protocolVersion20260728,
responseFunc: func(r *jsonrpc.Request) (string, int) {
gotDiscoverMu.Lock()
gotDiscover = r
@ -1290,7 +1290,7 @@ func TestStreamableClientConnect_DiscoverSuccess(t *testing.T) {
transport := &StreamableClientTransport{Endpoint: httpServer.URL}
client := NewClient(testImpl, nil)
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260630})
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260728})
if err != nil {
t.Fatalf("Connect: %v", err)
}
@ -1313,8 +1313,8 @@ func TestStreamableClientConnect_DiscoverSuccess(t *testing.T) {
if err := json.Unmarshal(gotDiscover.Params, &body); err != nil {
t.Fatalf("decoding discover params: %v", err)
}
if v, _ := body.Meta[MetaKeyProtocolVersion].(string); v != protocolVersion20260630 {
t.Errorf("_meta[%s] = %q, want %q", MetaKeyProtocolVersion, v, protocolVersion20260630)
if v, _ := body.Meta[MetaKeyProtocolVersion].(string); v != protocolVersion20260728 {
t.Errorf("_meta[%s] = %q, want %q", MetaKeyProtocolVersion, v, protocolVersion20260728)
}
if _, ok := body.Meta[MetaKeyClientInfo]; !ok {
t.Errorf("_meta[%s] missing", MetaKeyClientInfo)
@ -1327,7 +1327,7 @@ func TestStreamableClientConnect_DiscoverSuccess(t *testing.T) {
if ir == nil {
t.Fatal("InitializeResult is nil after Connect")
}
if got, want := ir.ProtocolVersion, protocolVersion20260630; got != want {
if got, want := ir.ProtocolVersion, protocolVersion20260728; got != want {
t.Errorf("InitializeResult.ProtocolVersion = %q, want %q", got, want)
}
if ir.ServerInfo == nil || ir.ServerInfo.Name != "discoverServer" {
@ -1363,7 +1363,7 @@ func TestStreamableClientConnect_DiscoverMethodNotFound(t *testing.T) {
responses: fakeResponses{
{"POST", "", methodDiscover, ""}: {
header: header{"Content-Type": "application/json"},
wantProtocolVersion: protocolVersion20260630,
wantProtocolVersion: protocolVersion20260728,
responseFunc: echoErr(&jsonrpc.Error{
Code: jsonrpc.CodeMethodNotFound,
Message: "method not found",
@ -1428,7 +1428,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersion(t *testing.T) {
responses: fakeResponses{
{"POST", "", methodDiscover, ""}: {
header: header{"Content-Type": "application/json"},
wantProtocolVersion: protocolVersion20260630,
wantProtocolVersion: protocolVersion20260728,
responseFunc: echoErr(&jsonrpc.Error{
Code: CodeUnsupportedProtocolVersion,
Message: "unsupported protocol version",
@ -1486,7 +1486,7 @@ func TestStreamableClientConnect_DiscoverMethodNotFoundVPre(t *testing.T) {
t: t,
responses: fakeResponses{
{"POST", "", methodDiscover, ""}: {
wantProtocolVersion: protocolVersion20260630,
wantProtocolVersion: protocolVersion20260728,
// Reproduce the exact body a vPre server produces via
// http.Error(w, err.Error(), 400) where err comes from
// checkRequest. http.Error appends a trailing newline.
@ -1517,7 +1517,7 @@ func TestStreamableClientConnect_DiscoverMethodNotFoundVPre(t *testing.T) {
DisableStandaloneSSE: true,
}
client := NewClient(testImpl, nil)
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260630})
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260728})
if err != nil {
t.Fatalf("Connect: %v", err)
}
@ -1544,7 +1544,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersionVPre(t *testing.T) {
t: t,
responses: fakeResponses{
{"POST", "", methodDiscover, ""}: {
wantProtocolVersion: protocolVersion20260630,
wantProtocolVersion: protocolVersion20260728,
body: "Bad Request: Unsupported protocol version\n",
status: http.StatusBadRequest,
header: header{"Content-Type": "text/plain; charset=utf-8"},
@ -1572,7 +1572,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersionVPre(t *testing.T) {
DisableStandaloneSSE: true,
}
client := NewClient(testImpl, nil)
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260630})
session, err := client.Connect(ctx, transport, &ClientSessionOptions{protocolVersion: protocolVersion20260728})
if err != nil {
t.Fatalf("Connect: %v", err)
}
@ -1591,7 +1591,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersionNegotiation(t *testin
ctx := context.Background()
oldSupported := supportedProtocolVersions
supportedProtocolVersions = append([]string{protocolVersion20260630}, supportedProtocolVersions...)
supportedProtocolVersions = append([]string{protocolVersion20260728}, supportedProtocolVersions...)
t.Cleanup(func() {
supportedProtocolVersions = oldSupported
})
@ -1611,7 +1611,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersionNegotiation(t *testin
n := discoverCalls.Add(1)
if n == 1 {
data, _ := json.Marshal(UnsupportedProtocolVersionData{
Supported: []string{protocolVersion20260630},
Supported: []string{protocolVersion20260728},
})
respMsg := &jsonrpc.Response{
ID: r.ID,
@ -1643,7 +1643,7 @@ func TestStreamableClientConnect_DiscoverUnsupportedVersionNegotiation(t *testin
if got, want := discoverCalls.Load(), int32(2); got != want {
t.Errorf("discover call count = %d, want %d", got, want)
}
if got := session.InitializeResult().ProtocolVersion; got != protocolVersion20260630 {
t.Errorf("InitializeResult.ProtocolVersion = %q, want %q", got, protocolVersion20260630)
if got := session.InitializeResult().ProtocolVersion; got != protocolVersion20260728 {
t.Errorf("InitializeResult.ProtocolVersion = %q, want %q", got, protocolVersion20260728)
}
}