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chore: import upstream snapshot with attribution

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wehub-resource-sync
2026-07-13 12:37:57 +08:00
commit e30f8ba47c
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pkg/http/middleware/mcp_parse_test.go
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package middleware
import (
"io"
"net/http"
"net/http/httptest"
"strings"
"testing"
ghcontext "github.com/github/github-mcp-server/pkg/context"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestWithMCPParse(t *testing.T) {
tests := []struct {
name string
method string
path string
body string
expectInfo bool
expectedMethod string
expectedItem string
expectedOwner string
expectedRepo string
expectedArgs map[string]any
}{
{
name: "health check path is skipped",
method: http.MethodPost,
path: "/_ping",
body: `{"jsonrpc":"2.0","method":"tools/list"}`,
expectInfo: false,
},
{
name: "GET request is skipped",
method: http.MethodGet,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"tools/list"}`,
expectInfo: false,
},
{
name: "empty body is skipped",
method: http.MethodPost,
path: "/mcp",
body: "",
expectInfo: false,
},
{
name: "invalid JSON is skipped",
method: http.MethodPost,
path: "/mcp",
body: "not valid json",
expectInfo: false,
},
{
name: "non-JSON-RPC 2.0 is skipped",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"1.0","method":"tools/list"}`,
expectInfo: false,
},
{
name: "empty method is skipped",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":""}`,
expectInfo: false,
},
{
name: "tools/list parses method only",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"tools/list"}`,
expectInfo: true,
expectedMethod: "tools/list",
},
{
name: "tools/call parses name",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"tools/call","params":{"name":"get_file_contents"}}`,
expectInfo: true,
expectedMethod: "tools/call",
expectedItem: "get_file_contents",
},
{
name: "tools/call parses owner and repo from arguments",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"tools/call","params":{"name":"get_file_contents","arguments":{"owner":"github","repo":"github-mcp-server","path":"README.md"}}}`,
expectInfo: true,
expectedMethod: "tools/call",
expectedItem: "get_file_contents",
expectedOwner: "github",
expectedRepo: "github-mcp-server",
expectedArgs: map[string]any{"owner": "github", "repo": "github-mcp-server", "path": "README.md"},
},
{
name: "tools/call with invalid arguments JSON continues without args",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"tools/call","params":{"name":"get_file_contents","arguments":"not an object"}}`,
expectInfo: true,
expectedMethod: "tools/call",
expectedItem: "get_file_contents",
},
{
name: "prompts/get parses name",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"prompts/get","params":{"name":"my_prompt"}}`,
expectInfo: true,
expectedMethod: "prompts/get",
expectedItem: "my_prompt",
},
{
name: "resources/read parses URI as item name",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"resources/read","params":{"uri":"repo://github/github-mcp-server"}}`,
expectInfo: true,
expectedMethod: "resources/read",
expectedItem: "repo://github/github-mcp-server",
},
{
name: "initialize method parses correctly",
method: http.MethodPost,
path: "/mcp",
body: `{"jsonrpc":"2.0","method":"initialize","params":{"capabilities":{}}}`,
expectInfo: true,
expectedMethod: "initialize",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var capturedInfo *ghcontext.MCPMethodInfo
var infoCaptured bool
// Create a handler that captures the MCPMethodInfo from context
nextHandler := http.HandlerFunc(func(_ http.ResponseWriter, r *http.Request) {
capturedInfo, infoCaptured = ghcontext.MCPMethod(r.Context())
})
middleware := WithMCPParse()
handler := middleware(nextHandler)
req := httptest.NewRequest(tt.method, tt.path, strings.NewReader(tt.body))
rr := httptest.NewRecorder()
handler.ServeHTTP(rr, req)
if tt.expectInfo {
require.True(t, infoCaptured, "MCPMethodInfo should be present in context")
require.NotNil(t, capturedInfo)
assert.Equal(t, tt.expectedMethod, capturedInfo.Method)
assert.Equal(t, tt.expectedItem, capturedInfo.ItemName)
assert.Equal(t, tt.expectedOwner, capturedInfo.Owner)
assert.Equal(t, tt.expectedRepo, capturedInfo.Repo)
if tt.expectedArgs != nil {
assert.Equal(t, tt.expectedArgs, capturedInfo.Arguments)
}
} else {
assert.False(t, infoCaptured, "MCPMethodInfo should not be present in context")
}
})
}
}
func TestWithMCPParse_BodyRestoration(t *testing.T) {
originalBody := `{"jsonrpc":"2.0","method":"tools/call","params":{"name":"test_tool"}}`
var capturedBody string
nextHandler := http.HandlerFunc(func(_ http.ResponseWriter, r *http.Request) {
body, err := io.ReadAll(r.Body)
require.NoError(t, err)
capturedBody = string(body)
})
middleware := WithMCPParse()
handler := middleware(nextHandler)
req := httptest.NewRequest(http.MethodPost, "/mcp", strings.NewReader(originalBody))
rr := httptest.NewRecorder()
handler.ServeHTTP(rr, req)
assert.Equal(t, originalBody, capturedBody, "body should be restored for downstream handlers")
}