External autofill delegates.

chrome/browser/autocomplete_history_manager_unittest.cc

Index: chrome/browser/autocomplete_history_manager_unittest.cc
diff --git a/chrome/browser/autocomplete_history_manager_unittest.cc b/chrome/browser/autocomplete_history_manager_unittest.cc
index 02671427304cff14d793f21973fef114a9cfd5a6..df255f23ca51d41c8fdbcc2c31acbf6c2a86e454 100644
--- a/chrome/browser/autocomplete_history_manager_unittest.cc
+++ b/chrome/browser/autocomplete_history_manager_unittest.cc
@@ -9,6 +9,8 @@
 #include "base/task.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/autocomplete_history_manager.h"
+#include "chrome/browser/autofill/autofill_external_delegate.h"
+#include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/webdata/web_data_service.h"
 #include "chrome/test/base/chrome_render_view_host_test_harness.h"
 #include "chrome/test/base/testing_browser_process.h"
@@ -132,3 +134,54 @@ TEST_F(AutocompleteHistoryManagerTest, SearchField) {
   EXPECT_CALL(*(web_data_service_.get()), AddFormFields(_)).Times(1);
   autocomplete_manager_->OnFormSubmitted(form);
 }
+
+namespace {
+
+class MockAutofillExternalDelegate : public AutofillExternalDelegate {
+ public:
+  explicit MockAutofillExternalDelegate(TabContentsWrapper* wrapper)
+      : AutofillExternalDelegate(wrapper) {}
+  virtual ~MockAutofillExternalDelegate() {}
+
+  virtual void OnQuery(int query_id,
+                       const webkit_glue::FormData& form,
+                       const webkit_glue::FormField& field) {}
+  MOCK_METHOD5(OnSuggestionsReturned,
+               void(int query_id,
+                    const std::vector<string16>& autofill_values,
+                    const std::vector<string16>& autofill_labels,
+                    const std::vector<string16>& autofill_icons,
+                    const std::vector<int>& autofill_unique_ids));
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockAutofillExternalDelegate);
+};
+
+class AutocompleteHistoryManagerStubSend : public AutocompleteHistoryManager {
+ public:
+  explicit AutocompleteHistoryManagerStubSend(TabContents* tab_contents,
+                                              Profile* profile,
+                                              WebDataService* wds)
+      : AutocompleteHistoryManager(tab_contents, profile, wds) {}
+
+  virtual bool Send(IPC::Message* message) { return true; }  // intentional nop
+};
+
+}  // namespace
+
+// Make sure our external delegate is called at the right time.
+TEST_F(AutocompleteHistoryManagerTest, ExternalDelegate) {
+  // Local version with a stubbed out Send()
+  AutocompleteHistoryManagerStubSend autocomplete_history_manager(
+      contents(),
+      &profile_, web_data_service_);
+
+  MockAutofillExternalDelegate external_delegate(
+      TabContentsWrapper::GetCurrentWrapperForContents(contents()));
+  EXPECT_CALL(external_delegate, OnSuggestionsReturned(_, _,  _,  _,  _));
+  autocomplete_history_manager.SetExternalDelegate(&external_delegate);
+
+  // Should trigger a call to OnSuggestionsReturned, verified by the mock.
+  autocomplete_history_manager.SendSuggestions(NULL);
+}
+