feat: add JSON-RPC MCP Call with ToolError

client/rpc_test.go

@@ -0,0 +1,52 @@
+package client_test
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"testing"
+
+	"s1d3sw1ped/robinhood-agentic-mcp/client"
+	"s1d3sw1ped/robinhood-agentic-mcp/internal/rhntest"
+)
+
+func TestClientCall_rpcRoundTrip(t *testing.T) {
+	t.Parallel()
+	s := rhntest.New(t)
+	s.Token = "tok"
+	s.Set("get_equity_quotes", json.RawMessage(`{"quotes":[{"symbol":"MU"}]}`))
+	c := &client.Client{URL: s.URL, Token: "tok"}
+	raw, err := c.Call(context.Background(), "get_equity_quotes", map[string]any{"symbols": []string{"MU"}})
+	if err != nil {
+		t.Fatal(err)
+	}
+	if string(raw) != `{"quotes":[{"symbol":"MU"}]}` {
+		t.Fatalf("%s", raw)
+	}
+	if s.LastName() != "get_equity_quotes" {
+		t.Fatal(s.LastName())
+	}
+}
+
+func TestClientCall_httpErrorIsToolError(t *testing.T) {
+	t.Parallel()
+	s := rhntest.New(t)
+	s.SetHTTPError(500, "nope")
+	c := &client.Client{URL: s.URL}
+	_, err := c.Call(context.Background(), "get_accounts", map[string]any{})
+	var te *client.ToolError
+	if !errors.As(err, &te) || te.Name != "get_accounts" {
+		t.Fatalf("%v", err)
+	}
+}
+
+func TestClientCall_hook(t *testing.T) {
+	t.Parallel()
+	c := &client.Client{Hook: client.Func(func(ctx context.Context, name string, args map[string]any) (json.RawMessage, error) {
+		return json.RawMessage(`{"ok":true}`), nil
+	})}
+	raw, err := c.Call(context.Background(), "x", nil)
+	if err != nil || string(raw) != `{"ok":true}` {
+		t.Fatalf("%s %v", raw, err)
+	}
+}