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mcp: update return meta in DiscoverResult (SEP-2575) (#1097)

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This PR implements the latest changes introduced by
https://github.com/modelcontextprotocol/modelcontextprotocol/pull/3002
This commit is contained in:
Guglielmo Colombo 2026-07-16 16:10:12 +02:00 • committed by GitHub
commit 5cb8339210
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GPG key ID: B5690EEEBB952194
1 changed files with 210 additions and 68 deletions
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12
mcp/client_test.go
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@ -662,11 +662,13 @@ func TestClientConnectDiscover(t *testing.T) {
name: "discover success skips initialize",
discoverHandler: func() (Result, error) {
return &DiscoverResult{
Meta: Meta{
MetaKeyServerInfo: &Implementation{Name: "discoverServer", Version: "v1.0.0"},
},
SupportedVersions: []string{protocolVersion20260728},
Capabilities: &ServerCapabilities{
Tools: &ToolCapabilities{ListChanged: true},
},
ServerInfo: &Implementation{Name: "discoverServer", Version: "v1.0.0"},
}, nil
},
wantInitialize: false,
@ -695,9 +697,11 @@ func TestClientConnectDiscover(t *testing.T) {
name: "no overlapping supported version falls back to initialize",
discoverHandler: func() (Result, error) {
return &DiscoverResult{
Meta: Meta{
MetaKeyServerInfo: &Implementation{Name: "discoverServer", Version: "v1.0.0"},
},
SupportedVersions: []string{otherVersionsOnly},
Capabilities: &ServerCapabilities{},
ServerInfo: &Implementation{Name: "discoverServer", Version: "v1.0.0"},
}, nil
},
wantInitialize: true,
@ -885,9 +889,11 @@ func TestInMemory_E2E_DiscoverFallback_NoOverlap(t *testing.T) {
return func(ctx context.Context, method string, req Request) (Result, error) {
if method == methodDiscover {
return &DiscoverResult{
Meta: Meta{
MetaKeyServerInfo: &Implementation{Name: "vpre-like-server", Version: "v1"},
},
SupportedVersions: []string{protocolVersion20251125},
Capabilities: &ServerCapabilities{},
ServerInfo: &Implementation{Name: "vpre-like-server", Version: "v1"},
}, nil
}
return next(ctx, method, req)