Only load text fields in the form structure. This prevents us from trying to...

chrome/browser/autofill/form_structure_unittest.cc

+// 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 "base/scoped_ptr.h"
+#include "base/string_util.h"
+#include "chrome/browser/autofill/form_structure.h"
+#include "googleurl/src/gurl.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/WebKit/chromium/public/WebInputElement.h"
+#include "webkit/glue/form_field_values.h"
+
+using WebKit::WebInputElement;
+
+TEST(FormStructureTest, FieldCount) {
+  webkit_glue::FormFieldValues values;
+  values.method = ASCIIToUTF16("post");
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("username"),
+                                                   ASCIIToUTF16("username"),
+                                                   string16(),
+                                                   ASCIIToUTF16("text"),
+                                                   WebInputElement::Text));
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("password"),
+                                                   ASCIIToUTF16("password"),
+                                                   string16(),
+                                                   ASCIIToUTF16("password"),
+                                                   WebInputElement::Password));
+  values.elements.push_back(webkit_glue::FormField(string16(),
+                                                   ASCIIToUTF16("Submit"),
+                                                   string16(),
+                                                   ASCIIToUTF16("submit"),
+                                                   WebInputElement::Submit));
+
+  FormStructure form_structure(values);
+
+  // Only text fields are counted.
+  EXPECT_EQ(1U, form_structure.field_count());
+}
+
+TEST(FormStructureTest, IsAutoFillable) {
+  scoped_ptr<FormStructure> form_structure;
+  webkit_glue::FormFieldValues values;
+
+  // We need at least three text fields to be auto-fillable.
+  values.method = ASCIIToUTF16("post");
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("username"),
+                                                   ASCIIToUTF16("username"),
+                                                   string16(),
+                                                   ASCIIToUTF16("text"),
+                                                   WebInputElement::Text));
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("password"),
+                                                   ASCIIToUTF16("password"),
+                                                   string16(),
+                                                   ASCIIToUTF16("password"),
+                                                   WebInputElement::Password));
+  values.elements.push_back(webkit_glue::FormField(string16(),
+                                                   ASCIIToUTF16("Submit"),
+                                                   string16(),
+                                                   ASCIIToUTF16("submit"),
+                                                   WebInputElement::Submit));
+  form_structure.reset(new FormStructure(values));
+  EXPECT_FALSE(form_structure->IsAutoFillable());
+
+  // We now have three text fields.
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("First Name"),
+                                                   ASCIIToUTF16("firstname"),
+                                                   string16(),
+                                                   ASCIIToUTF16("text"),
+                                                   WebInputElement::Text));
+  values.elements.push_back(webkit_glue::FormField(ASCIIToUTF16("Last Name"),
+                                                   ASCIIToUTF16("lastname"),
+                                                   string16(),
+                                                   ASCIIToUTF16("text"),
+                                                   WebInputElement::Text));
+  form_structure.reset(new FormStructure(values));
+  EXPECT_TRUE(form_structure->IsAutoFillable());
+
+  // The method must be 'post'.
+  values.method = ASCIIToUTF16("get");
+  form_structure.reset(new FormStructure(values));
+  EXPECT_FALSE(form_structure->IsAutoFillable());
+
+  // The target cannot include http(s)://*/search...
+  values.method = ASCIIToUTF16("post");
+  values.target_url = GURL("http://google.com/search?q=hello");
+  form_structure.reset(new FormStructure(values));
+  EXPECT_FALSE(form_structure->IsAutoFillable());
+
+  // But search can be in the URL.
+  values.target_url = GURL("http://search.com/?q=hello");
+  form_structure.reset(new FormStructure(values));
+  EXPECT_TRUE(form_structure->IsAutoFillable());
+}