Autofill i18n: Develop a system for validating Autofill heuristics from HTML input

chrome/browser/autofill/form_structure_browsertest.cc

Index: chrome/browser/autofill/form_structure_browsertest.cc
diff --git a/chrome/browser/autofill/form_structure_browsertest.cc b/chrome/browser/autofill/form_structure_browsertest.cc
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+++ b/chrome/browser/autofill/form_structure_browsertest.cc
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+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include <vector>
+
+#include "chrome/browser/autofill/autofill_manager.h"
+#include "chrome/browser/autofill/form_structure.h"
+#include "chrome/browser/tab_contents/tab_contents.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/test/in_process_browser_test.h"
+#include "chrome/test/ui_test_utils.h"
+#include "googleurl/src/gurl.h"
+
+// Test class for verifying proper form structure as determined by AutoFill
+// heuristics.  After a test loads HTML content with a call to |NavigateToURL|
+// the |AutoFillManager| associated with the tab contents is queried for the
+// form structures that were loaded and parsed.
+// These form structures are serialized to string form and compared with
+// expected results.
+class FormStructureBrowserTest : public InProcessBrowserTest {
+ public:
+  FormStructureBrowserTest() {}
+  virtual ~FormStructureBrowserTest() {}
+
+ protected:
+  // Returns a vector of form structure objects associated with the given
+  // |autofill_manager|.
+  const std::vector<FormStructure*>& GetFormStructures(
+      const AutoFillManager& autofill_manager);
+
+  // Serializes the given form structures in |forms| to string form.
+  const std::string FormStructuresToString(
+      const std::vector<FormStructure*>& forms);
+
+ private:
+  // A helper utility for converting an |AutoFillFieldType| to string form.
+  const std::string AutoFillFieldTypeToString(AutoFillFieldType type);
+
+  DISALLOW_COPY_AND_ASSIGN(FormStructureBrowserTest);
+};
+
+const std::vector<FormStructure*>& FormStructureBrowserTest::GetFormStructures(
+  const AutoFillManager& autofill_manager) {
+  return autofill_manager.form_structures_.get();
+}
+
+const std::string FormStructureBrowserTest::FormStructuresToString(
+    const std::vector<FormStructure*>& forms) {
+  std::string forms_string;
+  for (std::vector<FormStructure*>::const_iterator iter = forms.begin();
+       iter != forms.end();
+       ++iter) {
+    forms_string += (*iter)->source_url().spec();
+    forms_string += "\n";
+
+    for (std::vector<AutoFillField*>::const_iterator field_iter =
+            (*iter)->begin();
+         field_iter != (*iter)->end();
+         ++field_iter) {
+      // The field list is NULL-terminated.  Exit loop when at the end.
+      if (!*field_iter)
+        break;
+      forms_string += AutoFillFieldTypeToString((*field_iter)->type());
+      forms_string += "\n";
+    }
+  }
+  return forms_string;
+}
+
+const std::string FormStructureBrowserTest::AutoFillFieldTypeToString(
+    AutoFillFieldType type) {
+  switch (type) {
+    case NO_SERVER_DATA:
+      return "NO_SERVER_DATA";
+    case UNKNOWN_TYPE:
+      return "UNKNOWN_TYPE";
+    case EMPTY_TYPE:
+      return "EMPTY_TYPE";
+    case NAME_FIRST:
+      return "NAME_FIRST";
+    case NAME_MIDDLE:
+      return "NAME_MIDDLE";
+    case NAME_LAST:
+      return "NAME_LAST";
+    case NAME_MIDDLE_INITIAL:
+      return "NAME_MIDDLE_INITIAL";
+    case NAME_FULL:
+      return "NAME_FULL";
+    case NAME_SUFFIX:
+      return "NAME_SUFFIX";
+    case EMAIL_ADDRESS:
+      return "EMAIL_ADDRESS";
+    case PHONE_HOME_NUMBER:
+      return "PHONE_HOME_NUMBER";
+    case PHONE_HOME_CITY_CODE:
+      return "PHONE_HOME_CITY_CODE";
+    case PHONE_HOME_COUNTRY_CODE:
+      return "PHONE_HOME_COUNTRY_CODE";
+    case PHONE_HOME_CITY_AND_NUMBER:
+      return "PHONE_HOME_CITY_AND_NUMBER";
+    case PHONE_HOME_WHOLE_NUMBER:
+      return "PHONE_HOME_WHOLE_NUMBER";
+    case PHONE_FAX_NUMBER:
+      return "PHONE_FAX_NUMBER";
+    case PHONE_FAX_CITY_CODE:
+      return "PHONE_FAX_CITY_CODE";
+    case PHONE_FAX_COUNTRY_CODE:
+      return "PHONE_FAX_COUNTRY_CODE";
+    case PHONE_FAX_CITY_AND_NUMBER:
+      return "PHONE_FAX_CITY_AND_NUMBER";
+    case PHONE_FAX_WHOLE_NUMBER:
+      return "PHONE_FAX_WHOLE_NUMBER";
+    case ADDRESS_HOME_LINE1:
+      return "ADDRESS_HOME_LINE1";
+    case ADDRESS_HOME_LINE2:
+      return "ADDRESS_HOME_LINE2";
+    case ADDRESS_HOME_APT_NUM:
+      return "ADDRESS_HOME_APT_NUM";
+    case ADDRESS_HOME_CITY:
+      return "ADDRESS_HOME_CITY";
+    case ADDRESS_HOME_STATE:
+      return "ADDRESS_HOME_STATE";
+    case ADDRESS_HOME_ZIP:
+      return "ADDRESS_HOME_ZIP";
+    case ADDRESS_HOME_COUNTRY:
+      return "ADDRESS_HOME_COUNTRY";
+    case ADDRESS_BILLING_LINE1:
+      return "ADDRESS_BILLING_LINE1";
+    case ADDRESS_BILLING_LINE2:
+      return "ADDRESS_BILLING_LINE2";
+    case ADDRESS_BILLING_APT_NUM:
+      return "ADDRESS_BILLING_APT_NUM";
+    case ADDRESS_BILLING_CITY:
+      return "ADDRESS_BILLING_CITY";
+    case ADDRESS_BILLING_STATE:
+      return "ADDRESS_BILLING_STATE";
+    case ADDRESS_BILLING_ZIP:
+      return "ADDRESS_BILLING_ZIP";
+    case ADDRESS_BILLING_COUNTRY:
+      return "ADDRESS_BILLING_COUNTRY";
+    case CREDIT_CARD_NAME:
+      return "CREDIT_CARD_NAME";
+    case CREDIT_CARD_NUMBER:
+      return "CREDIT_CARD_NUMBER";
+    case CREDIT_CARD_EXP_MONTH:
+      return "CREDIT_CARD_EXP_MONTH";
+    case CREDIT_CARD_EXP_2_DIGIT_YEAR:
+      return "CREDIT_CARD_EXP_2_DIGIT_YEAR";
+    case CREDIT_CARD_EXP_4_DIGIT_YEAR:
+      return "CREDIT_CARD_EXP_4_DIGIT_YEAR";
+    case CREDIT_CARD_EXP_DATE_2_DIGIT_YEAR:
+      return "CREDIT_CARD_EXP_DATE_2_DIGIT_YEAR";
+    case CREDIT_CARD_EXP_DATE_4_DIGIT_YEAR:
+      return "CREDIT_CARD_EXP_DATE_4_DIGIT_YEAR";
+    case CREDIT_CARD_TYPE:
+      return "CREDIT_CARD_TYPE";
+    case CREDIT_CARD_VERIFICATION_CODE:
+      return "CREDIT_CARD_VERIFICATION_CODE";
+    case COMPANY_NAME:
+      return "COMPANY_NAME";
+    default:
+      NOTREACHED() << "Invalid AutoFillFieldType value.";
+  }
+
+  return std::string();
+}
+
+IN_PROC_BROWSER_TEST_F(FormStructureBrowserTest, BasicFormStructure) {
+  ASSERT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
+  ASSERT_NO_FATAL_FAILURE(ui_test_utils::NavigateToURL(
+      browser(), GURL("data:text/html;charset=utf-8,"
+                      "<form action=\"http://www.google.com/\" method=\"POST\">"
+                      "<label for=\"firstname\">First name:</label>"
+                      " <input type=\"text\" id=\"firstname\"/><br />"
+                      "<label for=\"lastname\">Last name:</label>"
+                      " <input type=\"text\" id=\"lastname\" /><br />"
+                      "<label for=\"address1\">Address line 1:</label>"
+                      " <input type=\"text\" id=\"address1\" /><br />"
+                      "<label for=\"address2\">Address line 2:</label>"
+                      " <input type=\"text\" id=\"address2\" /><br />"
+                      "<label for=\"city\">City:</label>"
+                      " <input type=\"text\" id=\"city\" /><br />"
+                      "</form>")));
+
+  ASSERT_NO_FATAL_FAILURE(ui_test_utils::ClickOnView(browser(),
+                                                     VIEW_ID_TAB_CONTAINER));
+  ASSERT_TRUE(ui_test_utils::IsViewFocused(browser(),
+                                           VIEW_ID_TAB_CONTAINER_FOCUS_VIEW));
+
+  AutoFillManager* autofill_manager =
+      browser()->GetSelectedTabContents()->GetAutoFillManager();
+  ASSERT_NE(static_cast<AutoFillManager*>(NULL), autofill_manager);
+  std::vector<FormStructure*> forms = GetFormStructures(*autofill_manager);
+  std::string expected("data:text/html;charset=utf-8,"
+                       "<form action=\"http://www.google.com/\""
+                       " method=\"POST\">"
+                       "<label for=\"firstname\">First name:</label>"
+                       " <input type=\"text\" id=\"firstname\"/><br />"
+                       "<label for=\"lastname\">Last name:</label>"
+                       " <input type=\"text\" id=\"lastname\" /><br />"
+                       "<label for=\"address1\">Address line 1:</label>"
+                       " <input type=\"text\" id=\"address1\" /><br />"
+                       "<label for=\"address2\">Address line 2:</label>"
+                       " <input type=\"text\" id=\"address2\" /><br />"
+                       "<label for=\"city\">City:</label>"
+                       " <input type=\"text\" id=\"city\" /><br />"
+                       "</form>\n"
+                       "NAME_FIRST\n"
+                       "NAME_LAST\n"
+                       "ADDRESS_HOME_LINE1\n"
+                       "ADDRESS_HOME_LINE2\n"
+                       "ADDRESS_HOME_CITY\n");
+
+  EXPECT_EQ(expected, FormStructureBrowserTest::FormStructuresToString(forms));
+}