113 lines
3.0 KiB
Go
113 lines
3.0 KiB
Go
package mcp
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import (
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"bytes"
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"context"
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"encoding/json"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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)
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type mockBackend struct{}
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func (m *mockBackend) ListDevices(ctx context.Context) (any, error) {
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return []map[string]any{{"name": "local", "status": "online"}}, nil
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}
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func (m *mockBackend) ExecCommand(ctx context.Context, clientIP, device, command, workdir string, timeout int) (any, error) {
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return map[string]any{"device": device, "exit_code": 0, "stdout": "ok"}, nil
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}
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func (m *mockBackend) ReadFile(ctx context.Context, clientIP, device, path string, offset, limit int64) (any, error) {
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return map[string]any{"device": device, "path": path, "content": "hello"}, nil
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}
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func (m *mockBackend) WriteFile(ctx context.Context, clientIP, device, path, content string) (any, error) {
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return map[string]any{"device": device, "path": path, "bytes": len(content)}, nil
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}
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func TestMCPInitializeAndListTools(t *testing.T) {
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srv := NewServer(&mockBackend{}, nil)
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// Test Initialize
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initReq := JSONRPCRequest{
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JSONRPC: "2.0",
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ID: 1,
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Method: "initialize",
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}
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body, _ := json.Marshal(initReq)
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req := httptest.NewRequest("POST", "/mcp/message", bytes.NewReader(body))
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w := httptest.NewRecorder()
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srv.HandleMessage(w, req)
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if w.Code != http.StatusOK {
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t.Fatalf("expected 200, got %d", w.Code)
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}
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var resp JSONRPCResponse
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if err := json.Unmarshal(w.Body.Bytes(), &resp); err != nil {
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t.Fatal(err)
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}
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if resp.Error != nil {
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t.Fatalf("unexpected error: %v", resp.Error)
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}
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// Test tools/list
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listReq := JSONRPCRequest{
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JSONRPC: "2.0",
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ID: 2,
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Method: "tools/list",
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}
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body, _ = json.Marshal(listReq)
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req = httptest.NewRequest("POST", "/mcp/message", bytes.NewReader(body))
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w = httptest.NewRecorder()
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srv.HandleMessage(w, req)
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if w.Code != http.StatusOK {
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t.Fatalf("expected 200, got %d", w.Code)
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}
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var listResp JSONRPCResponse
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if err := json.Unmarshal(w.Body.Bytes(), &listResp); err != nil {
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t.Fatal(err)
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}
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resMap, ok := listResp.Result.(map[string]any)
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if !ok {
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t.Fatalf("expected map result")
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}
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tools, ok := resMap["tools"].([]any)
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if !ok || len(tools) != 6 {
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t.Fatalf("expected 6 tools, got %d", len(tools))
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}
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}
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func TestMCPCallTool(t *testing.T) {
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srv := NewServer(&mockBackend{}, nil)
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callReq := JSONRPCRequest{
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JSONRPC: "2.0",
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ID: 3,
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Method: "tools/call",
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Params: json.RawMessage(`{"name":"exec_command","arguments":{"command":"echo test"}}`),
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}
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body, _ := json.Marshal(callReq)
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req := httptest.NewRequest("POST", "/mcp/message", bytes.NewReader(body))
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w := httptest.NewRecorder()
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srv.HandleMessage(w, req)
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if w.Code != http.StatusOK {
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t.Fatalf("expected 200, got %d", w.Code)
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}
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var resp JSONRPCResponse
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if err := json.Unmarshal(w.Body.Bytes(), &resp); err != nil {
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t.Fatal(err)
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}
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if resp.Error != nil {
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t.Fatalf("unexpected error: %v", resp.Error)
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}
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contentStr := string(w.Body.Bytes())
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if !strings.Contains(contentStr, "stdout") {
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t.Fatalf("expected stdout in result, got %s", contentStr)
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}
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}
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