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// Copyright (c) 2011 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/memory/scoped_vector.h"
#include "base/string16.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/autofill/autofill_field.h"
#include "chrome/browser/autofill/form_field.h"
#include "testing/gtest/include/gtest/gtest.h"
TEST(FormFieldTest, Match) {
AutofillField field;
// Empty strings match.
EXPECT_TRUE(FormField::Match(&field, string16(), FormField::MATCH_LABEL));
// Empty pattern matches non-empty string.
field.label = ASCIIToUTF16("a");
EXPECT_TRUE(FormField::Match(&field, string16(), FormField::MATCH_LABEL));
// Strictly empty pattern matches empty string.
field.label = string16();
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^$"),
FormField::MATCH_LABEL));
// Strictly empty pattern does not match non-empty string.
field.label = ASCIIToUTF16("a");
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^$"),
FormField::MATCH_LABEL));
// Non-empty pattern doesn't match empty string.
field.label = string16();
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("a"),
FormField::MATCH_LABEL));
// Beginning of line.
field.label = ASCIIToUTF16("head_tail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^head"),
FormField::MATCH_LABEL));
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^tail"),
FormField::MATCH_LABEL));
// End of line.
field.label = ASCIIToUTF16("head_tail");
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("head$"),
FormField::MATCH_LABEL));
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("tail$"),
FormField::MATCH_LABEL));
// Exact.
field.label = ASCIIToUTF16("head_tail");
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^head$"),
FormField::MATCH_LABEL));
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("^tail$"),
FormField::MATCH_LABEL));
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("^head_tail$"),
FormField::MATCH_LABEL));
// Escaped dots.
field.label = ASCIIToUTF16("m.i.");
// Note: This pattern is misleading as the "." characters are wild cards.
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m.i."),
FormField::MATCH_LABEL));
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m\\.i\\."),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("mXiX");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("m.i."),
FormField::MATCH_LABEL));
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("m\\.i\\."),
FormField::MATCH_LABEL));
// Repetition.
field.label = ASCIIToUTF16("headtail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("headXtail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("headXXXtail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.*tail"),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("headtail");
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("head.+tail"),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("headXtail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.+tail"),
FormField::MATCH_LABEL));
field.label = ASCIIToUTF16("headXXXtail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head.+tail"),
FormField::MATCH_LABEL));
// Alternation.
field.label = ASCIIToUTF16("head_tail");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head|other"),
FormField::MATCH_LABEL));
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("tail|other"),
FormField::MATCH_LABEL));
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("bad|good"),
FormField::MATCH_LABEL));
// Case sensitivity.
field.label = ASCIIToUTF16("xxxHeAd_tAiLxxx");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("head_tail"),
FormField::MATCH_LABEL));
// Word boundaries.
field.label = ASCIIToUTF16("contains word:");
EXPECT_TRUE(FormField::Match(&field, ASCIIToUTF16("\\bword\\b"),
FormField::MATCH_LABEL));
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("\\bcon\\b"),
FormField::MATCH_LABEL));
// Make sure the circumflex in 'crepe' is not treated as a word boundary.
field.label = UTF8ToUTF16("cr" "\xC3\xAA" "pe");
EXPECT_FALSE(FormField::Match(&field, ASCIIToUTF16("\\bcr\\b"),
FormField::MATCH_LABEL));
}
// Test that we ignore checkable elements.
TEST(FormFieldTest, ParseFormFields) {
ScopedVector<AutofillField> fields;
FormFieldData field_data;
field_data.form_control_type = "text";
field_data.label = ASCIIToUTF16("Address line1");
fields.push_back(new AutofillField(field_data, field_data.label));
field_data.is_checkable = true;
field_data.label = ASCIIToUTF16("Is PO Box");
fields.push_back(new AutofillField(field_data, field_data.label));
// reset is_checkable to false.
field_data.is_checkable = false;
field_data.label = ASCIIToUTF16("Address line2");
fields.push_back(new AutofillField(field_data, field_data.label));
FieldTypeMap field_type_map;
FormField::ParseFormFields(fields.get(), &field_type_map);
// Checkable element shouldn't interfere with inference of Address line2.
EXPECT_EQ(2U, field_type_map.size());
EXPECT_EQ(ADDRESS_HOME_LINE1,
field_type_map.find(ASCIIToUTF16("Address line1"))->second);
EXPECT_EQ(ADDRESS_HOME_LINE2,
field_type_map.find(ASCIIToUTF16("Address line2"))->second);
}
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