chore: import upstream snapshot with attribution

internal/parser/languages/fastapi_router_capture_test.go

@@ -0,0 +1,58 @@
+package languages
+
+import (
+	"testing"
+
+	"github.com/zzet/gortex/internal/graph"
+)
+
+func fastapiRouterRef(edges []*graph.Edge, from, router string) *graph.Edge {
+	for _, e := range edges {
+		if e.Kind != graph.EdgeReferences || e.From != from || e.To != "unresolved::"+router {
+			continue
+		}
+		if v, _ := e.Meta["via"].(string); v == "fastapi.router" {
+			return e
+		}
+	}
+	return nil
+}
+
+func TestFastAPIRouterCapture_ModuleLevelMount(t *testing.T) {
+	src := `from fastapi import FastAPI
+from .routers.api import api_router
+
+app = FastAPI()
+app.include_router(api_router, prefix="/api")
+`
+	res, err := NewPythonExtractor().Extract("app/main.py", []byte(src))
+	if err != nil {
+		t.Fatal(err)
+	}
+	// Module-level mount attributes to the file node.
+	ref := fastapiRouterRef(res.Edges, "app/main.py", "api_router")
+	if ref == nil {
+		t.Fatalf("expected a fastapi.router reference to api_router from the file node")
+	}
+	if rn, _ := ref.Meta["router_name"].(string); rn != "api_router" {
+		t.Errorf("router_name = %q (want api_router)", rn)
+	}
+}
+
+func TestFastAPIRouterCapture_DottedArgIgnored(t *testing.T) {
+	// `include_router(users.router)` — a dotted argument is not a bare router
+	// identifier and is left to the import resolver.
+	src := `app.include_router(users.router)
+`
+	res, err := NewPythonExtractor().Extract("app/main.py", []byte(src))
+	if err != nil {
+		t.Fatal(err)
+	}
+	for _, e := range res.Edges {
+		if e.Kind == graph.EdgeReferences && e.Meta != nil {
+			if v, _ := e.Meta["via"].(string); v == "fastapi.router" {
+				t.Errorf("dotted include_router arg should not emit a fastapi.router ref, got %s", e.To)
+			}
+		}
+	}
+}