1 files changed, 31 insertions, 0 deletions
diff --git a/internal/lsp/provider_native_success_test.go b/internal/lsp/provider_native_success_test.go
index dd1abcd..bfcb0b6 100644
--- a/internal/lsp/provider_native_success_test.go
+++ b/internal/lsp/provider_native_success_test.go
@@ -60,3 +60,34 @@ func TestProviderNativeCompletion_IndentWithDoubleOpen(t *testing.T) {
 		t.Fatalf("expected indentation applied, got %q", got)
 	}
 }
+
+type fakeCompleterCapture struct{ lastPrompt string }
+
+func (fakeCompleterCapture) Chat(context.Context, []llm.Message, ...llm.RequestOption) (string, error) { return "", nil }
+func (fakeCompleterCapture) Name() string         { return "prov" }
+func (fakeCompleterCapture) DefaultModel() string { return "m" }
+func (f *fakeCompleterCapture) CodeCompletion(_ context.Context, prompt string, suffix string, n int, language string, temperature float64) ([]string, error) {
+    f.lastPrompt = prompt
+    return []string{"SUG"}, nil
+}
+
+func TestProviderNativeCompletion_UsesPromptTemplate(t *testing.T) {
+    s := newTestServer()
+    cap := &fakeCompleterCapture{}
+    s.llmClient = cap
+    s.promptNativeCompletion = "NATIVE {{path}} {{before}}"
+    uri := "file:///x.go"
+    s.setDocument(uri, "AAA\nBBB\nCCC")
+    current := "fmt."
+    // Cursor at line 1, char 1 -> before should be "AAA\nB"
+    p := CompletionParams{TextDocument: TextDocumentIdentifier{URI: uri}, Position: Position{Line: 1, Character: 1}}
+    if _, ok := s.tryProviderNativeCompletion(current, p, "", "", "func f(){}", "doc", false, "", false); !ok {
+        t.Fatalf("expected provider-native path")
+    }
+    if cap.lastPrompt == "" {
+        t.Fatalf("expected captured prompt")
+    }
+    if cap.lastPrompt != "NATIVE /x.go AAA\nB" {
+        t.Fatalf("unexpected prompt: %q", cap.lastPrompt)
+    }
+}