Autofill server-side heuristics for 2 fields password form

components/autofill/core/browser/form_structure_unittest.cc

 // Copyright 2013 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 "components/autofill/core/browser/form_structure.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 295 matching lines @@
   form.fields.push_back(field);
 
   form_structure.reset(new FormStructure(form));
   EXPECT_TRUE(form_structure->ShouldBeParsed());
 
   form.fields[0].form_control_type = "select-one";
 
   // Now, no text fields.
   form_structure.reset(new FormStructure(form));
   EXPECT_FALSE(form_structure->ShouldBeParsed());
+
+  // We have only one field, which is password, should not be parsed.
+  form.fields.clear();
+  field.label = ASCIIToUTF16("Password");
+  field.name = ASCIIToUTF16("pw");
+  field.form_control_type = "password";
+  form.fields.push_back(field);
+  form_structure.reset(new FormStructure(form));
+  EXPECT_FALSE(form_structure->ShouldBeParsed());
+
+  // We have two fields, which are passwords, should be parsed.
+  field.label = ASCIIToUTF16("New password");
+  field.name = ASCIIToUTF16("new_pw");
+  field.form_control_type = "password";
+  form.fields.push_back(field);
+  form_structure.reset(new FormStructure(form));
+  EXPECT_TRUE(form_structure->ShouldBeParsed());
 }
 
 // Tests that ShouldBeParsed returns true for a form containing less than three
 // fields if at least one has an autocomplete attribute.
 TEST_F(FormStructureTest, ShouldBeParsed_TwoFields_HasAutocomplete) {
   scoped_ptr<FormStructure> form_structure;
   FormData form;
   FormFieldData field;
 
   field.label = ASCIIToUTF16("Name");
@@ skipping 3167 matching lines @@
   prefix = FormStructure::FindLongestCommonPrefix(strings);
   EXPECT_EQ(ASCIIToUTF16("123456789"), prefix.as_string());
 
   // Empty vector.
   strings.clear();
   prefix = FormStructure::FindLongestCommonPrefix(strings);
   EXPECT_EQ(ASCIIToUTF16(""), prefix.as_string());
 }
 
 }  // namespace autofill