Sending autofill types for username fields in sign-in forms for improving username detection.

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 <memory>
 
@@ skipping 316 matching lines @@
   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());
+
+  // There are 2 fields, one of which is password, and this is an upload of
+  // a sign-in form submission, should be parsed.
+  form.fields.clear();
+  field.name = ASCIIToUTF16("username");
+  field.form_control_type = "text";
+  form.fields.push_back(field);
+  field.name = ASCIIToUTF16("pw");
+  field.form_control_type = "password";
+  form.fields.push_back(field);
+  form_structure.reset(new FormStructure(form));
+  form_structure->set_is_signin_upload(true);
+  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) {
   std::unique_ptr<FormStructure> form_structure;
   FormData form;
   FormFieldData field;
 
   field.label = ASCIIToUTF16("Name");
@@ skipping 3488 matching lines @@
   prefix = FormStructure::FindLongestCommonPrefix(strings);
   EXPECT_EQ(ASCIIToUTF16("1234567890123456"), prefix);
 
   // Empty vector.
   strings.clear();
   prefix = FormStructure::FindLongestCommonPrefix(strings);
   EXPECT_EQ(ASCIIToUTF16(""), prefix);
 }
 
 }  // namespace autofill