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// 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/favicon_base/favicon_url_parser.h"
#include "base/memory/scoped_ptr.h"
#include "components/favicon_base/favicon_types.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/layout.h"
class FaviconUrlParserTest : public testing::Test {
public:
FaviconUrlParserTest() {
// Set the supported scale factors because the supported scale factors
// affect the result of ParsePathAndScale().
std::vector<ui::ScaleFactor> supported_scale_factors;
supported_scale_factors.push_back(ui::SCALE_FACTOR_100P);
supported_scale_factors.push_back(ui::SCALE_FACTOR_140P);
scoped_set_supported_scale_factors_.reset(
new ui::test::ScopedSetSupportedScaleFactors(supported_scale_factors));
}
~FaviconUrlParserTest() override {}
private:
typedef scoped_ptr<ui::test::ScopedSetSupportedScaleFactors>
ScopedSetSupportedScaleFactors;
ScopedSetSupportedScaleFactors scoped_set_supported_scale_factors_;
DISALLOW_COPY_AND_ASSIGN(FaviconUrlParserTest);
};
// Test parsing path with no extra parameters.
TEST_F(FaviconUrlParserTest, ParsingNoExtraParams) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
const std::string path1 = url;
EXPECT_TRUE(chrome::ParseFaviconPath(path1, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(url, parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
}
// Test parsing path with a 'size' parameter.
TEST_F(FaviconUrlParserTest, ParsingSizeParam) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
// Test that we can still parse the legacy 'size' parameter format.
const std::string path2 = "size/32/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path2, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(url, parsed.url);
EXPECT_EQ(32, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
// Test parsing current 'size' parameter format.
const std::string path3 = "size/32@1.4x/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path3, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(url, parsed.url);
EXPECT_EQ(32, parsed.size_in_dip);
EXPECT_EQ(1.4f, parsed.device_scale_factor);
// Test that we pick the ui::ScaleFactor which is closest to the passed in
// scale factor.
const std::string path4 = "size/16@1.41x/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path4, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(url, parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.41f, parsed.device_scale_factor);
// Invalid cases.
const std::string path5 = "size/" + url;
EXPECT_FALSE(chrome::ParseFaviconPath(path5, icon_types, &parsed));
const std::string path6 = "size/@1x/" + url;
EXPECT_FALSE(chrome::ParseFaviconPath(path6, icon_types, &parsed));
const std::string path7 = "size/abc@1x/" + url;
EXPECT_FALSE(chrome::ParseFaviconPath(path7, icon_types, &parsed));
// Part of url looks like 'size' parameter.
const std::string path8 = "http://www.google.com/size/32@1.4x";
EXPECT_TRUE(chrome::ParseFaviconPath(path8, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(path8, parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
}
// Test parsing path with the 'largest' parameter.
TEST_F(FaviconUrlParserTest, ParsingLargestParam) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
const std::string path9 = "largest/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path9, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ(url, parsed.url);
EXPECT_EQ(0, parsed.size_in_dip);
// The scale factor is meaningless when requesting the largest favicon.
}
// Test parsing path with 'iconurl' parameter.
TEST_F(FaviconUrlParserTest, ParsingIconUrlParam) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
const std::string path10 = "iconurl/http://www.google.com/favicon.ico";
EXPECT_TRUE(chrome::ParseFaviconPath(path10, icon_types, &parsed));
EXPECT_TRUE(parsed.is_icon_url);
EXPECT_EQ("http://www.google.com/favicon.ico", parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
}
// Test parsing path with 'origin' parameter.
TEST_F(FaviconUrlParserTest, ParsingOriginParam) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
const std::string path11 = "origin/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path11, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ("https://www.google.ca/", parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
const std::string path12 = "origin/google.com";
EXPECT_TRUE(chrome::ParseFaviconPath(path12, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ("http://google.com/", parsed.url);
EXPECT_EQ(16, parsed.size_in_dip);
EXPECT_EQ(1.0f, parsed.device_scale_factor);
}
// Test parsing paths with both a 'size' parameter and a 'url modifier'
// parameter.
TEST_F(FaviconUrlParserTest, ParsingSizeParamAndUrlModifier) {
const std::string url("https://www.google.ca/imghp?hl=en&tab=wi");
int icon_types = favicon_base::TOUCH_PRECOMPOSED_ICON;
chrome::ParsedFaviconPath parsed;
const std::string path13 = "size/32@1.4x/origin/" + url;
EXPECT_TRUE(chrome::ParseFaviconPath(path13, icon_types, &parsed));
EXPECT_FALSE(parsed.is_icon_url);
EXPECT_EQ("https://www.google.ca/", parsed.url);
EXPECT_EQ(32, parsed.size_in_dip);
EXPECT_EQ(1.4f, parsed.device_scale_factor);
const std::string path14 =
"largest/iconurl/http://www.google.com/favicon.ico";
EXPECT_TRUE(chrome::ParseFaviconPath(path14, icon_types, &parsed));
EXPECT_TRUE(parsed.is_icon_url);
EXPECT_EQ("http://www.google.com/favicon.ico", parsed.url);
EXPECT_EQ(0, parsed.size_in_dip);
}
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