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fallback_icon_url_parser_unittest.cc
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// Copyright 2015 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/fallback_icon_url_parser.h"
#include "base/memory/scoped_ptr.h"
#include "components/favicon_base/fallback_icon_style.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/skia/include/core/SkColor.h"
#include "ui/gfx/favicon_size.h"
#include "url/gurl.h"
using chrome::ParsedFallbackIconPath;
using favicon_base::FallbackIconStyle;
namespace chrome {
namespace {
// Default values for FallbackIconStyle, from
// /components/favicon_base/fallback_icon_style.h
const SkColor kDefaultBackgroundColor = SkColorSetRGB(0x78, 0x78, 0x78);
const SkColor kDefaultTextColorDark = SK_ColorBLACK;
const SkColor kDefaultTextColorLight = SK_ColorWHITE;
const double kDefaultFontSizeRatio = 0.44;
const double kDefaultRoundness = 0;
const char kTestUrlStr[] = "https://www.google.ca/imghp?hl=en&tab=wi";
} // namespace
class FallbackIconUrlParserTest : public testing::Test {
public:
FallbackIconUrlParserTest() {
}
bool ParseSpecs(const std::string& specs_str,
int *size,
favicon_base::FallbackIconStyle* style) {
return ParsedFallbackIconPath::ParseSpecs(specs_str, size, style);
}
bool ParseColor(const std::string& color_str, SkColor* color) {
return ParsedFallbackIconPath::ParseColor(color_str, color);
}
private:
DISALLOW_COPY_AND_ASSIGN(FallbackIconUrlParserTest);
};
TEST_F(FallbackIconUrlParserTest, ParseColorSuccess) {
SkColor c;
EXPECT_TRUE(ParseColor("31aBf0f4", &c));
EXPECT_EQ(SkColorSetARGB(0x31, 0xAB, 0xF0, 0xF4), c);
EXPECT_TRUE(ParseColor("01aBf0", &c));
EXPECT_EQ(SkColorSetRGB(0x01, 0xAB, 0xF0), c);
EXPECT_TRUE(ParseColor("501a", &c));
EXPECT_EQ(SkColorSetARGB(0x55, 0x00, 0x11, 0xAA), c);
EXPECT_TRUE(ParseColor("01a", &c));
EXPECT_EQ(SkColorSetRGB(0x00, 0x11, 0xAA), c);
EXPECT_TRUE(ParseColor("000000", &c));
EXPECT_EQ(SkColorSetARGB(0xFF, 0x00, 0x00, 0x00), c);
EXPECT_TRUE(ParseColor("red", &c));
EXPECT_EQ(SkColorSetARGB(0xFF, 0xFF, 0x00, 0x00), c);
}
TEST_F(FallbackIconUrlParserTest, ParseColorFailure) {
const char* test_cases[] = {
"",
"00000",
"000000000",
" 000000",
"ABCDEFG",
"#000",
"#000000",
"000000 ",
"ABCDEFH",
"#ABCDEF",
};
for (size_t i = 0; i < arraysize(test_cases); ++i) {
SkColor c;
EXPECT_FALSE(ParseColor(test_cases[i], &c))
<< "test_cases[" << i << "]";
}
}
TEST_F(FallbackIconUrlParserTest, ParseSpecsEmpty) {
int size;
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs(",,,,", &size, &style));
EXPECT_EQ(16, size);
EXPECT_EQ(kDefaultBackgroundColor, style.background_color);
EXPECT_EQ(kDefaultTextColorLight, style.text_color);
EXPECT_EQ(kDefaultFontSizeRatio, style.font_size_ratio);
EXPECT_EQ(kDefaultRoundness, style.roundness);
}
TEST_F(FallbackIconUrlParserTest, ParseSpecsPartial) {
int size;
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs(",,aCE,,0.1", &size, &style));
EXPECT_EQ(16, size);
EXPECT_EQ(kDefaultBackgroundColor, style.background_color);
EXPECT_EQ(SkColorSetRGB(0xAA, 0xCC, 0xEE), style.text_color);
EXPECT_EQ(kDefaultFontSizeRatio, style.font_size_ratio);
EXPECT_EQ(0.1, style.roundness);
}
TEST_F(FallbackIconUrlParserTest, ParseSpecsFull) {
int size;
{
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs("16,000,f01,0.75,0.25", &size, &style));
EXPECT_EQ(16, size);
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0xff, 0x00, 0x11), style.text_color);
EXPECT_EQ(0.75, style.font_size_ratio);
EXPECT_EQ(0.25, style.roundness);
}
{
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs("48,black,123456,0.5,0.3", &size, &style));
EXPECT_EQ(48, size);
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0x12, 0x34, 0x56), style.text_color);
EXPECT_EQ(0.5, style.font_size_ratio);
EXPECT_EQ(0.3, style.roundness);
}
{
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs("1,000,red,0,0", &size, &style));
EXPECT_EQ(1, size);
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0xFF, 0x00, 0x00), style.text_color);
EXPECT_EQ(0, style.font_size_ratio);
EXPECT_EQ(0, style.roundness);
}
}
TEST_F(FallbackIconUrlParserTest, ParseSpecsDefaultTextColor) {
int size;
{
// Dark background -> Light text.
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs(",000,,,", &size, &style));
EXPECT_EQ(kDefaultTextColorLight, style.text_color);
}
{
// Light background -> Dark text.
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs(",fff,,,", &size, &style));
EXPECT_EQ(kDefaultTextColorDark, style.text_color);
}
{
// Light background -> Dark text, more params don't matter.
FallbackIconStyle style;
EXPECT_TRUE(ParseSpecs("107,fff,,0.3,0.5", &size, &style));
EXPECT_EQ(kDefaultTextColorDark, style.text_color);
}
}
TEST_F(FallbackIconUrlParserTest, ParseSpecsFailure) {
const char* test_cases[] = {
// Need exactly 5 params.
"",
"16",
"16,black",
"16,black,fff",
"16,black,fff,0.75",
",,,"
",,,,,",
"16,black,fff,0.75,0.25,junk",
// Don't allow any space.
"16,black,fff, 0.75,0.25",
"16,black ,fff,0.75,0.25",
"16,black,fff,0.75,0.25 ",
// Adding junk text.
"16,black,fff,0.75,0.25junk",
"junk,black,fff,0.75,0.25",
"16,#junk,fff,0.75,0.25",
"16,black,junk,0.75,0.25",
"16,black,fff,junk,0.25",
"16,black,fff,0.75,junk",
// Out of bound.
"0,black,fff,0.75,0.25", // size.
"4294967296,black,fff,0.75,0.25", // size.
"-1,black,fff,0.75,0.25", // size.
"16,black,fff,-0.1,0.25", // font_size_ratio.
"16,black,fff,1.1,0.25", // font_size_ratio.
"16,black,fff,0.75,-0.1", // roundness.
"16,black,fff,0.75,1.1", // roundness.
};
for (size_t i = 0; i < arraysize(test_cases); ++i) {
int size;
FallbackIconStyle style;
EXPECT_FALSE(ParseSpecs(test_cases[i], &size, &style))
<< "test_cases[" << i << "]";
}
}
TEST_F(FallbackIconUrlParserTest, ParseFallbackIconPathSuccess) {
const std::string specs = "31,black,fff,0.75,0.25";
// Everything populated.
{
chrome::ParsedFallbackIconPath parsed;
EXPECT_TRUE(parsed.Parse(specs + "/" + kTestUrlStr));
EXPECT_EQ(31, parsed.size_in_pixels());
const favicon_base::FallbackIconStyle& style = parsed.style();
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0xFF, 0xFF, 0xFF), style.text_color);
EXPECT_EQ(0.75, style.font_size_ratio);
EXPECT_EQ(0.25, style.roundness);
EXPECT_EQ(GURL(kTestUrlStr), GURL(parsed.url_string()));
EXPECT_EQ(specs.length() + 1, parsed.path_index());
}
// Empty URL.
{
chrome::ParsedFallbackIconPath parsed;
EXPECT_TRUE(parsed.Parse(specs + "/"));
EXPECT_EQ(31, parsed.size_in_pixels());
const favicon_base::FallbackIconStyle& style = parsed.style();
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0xFF, 0xFF, 0xFF), style.text_color);
EXPECT_EQ(0.75, style.font_size_ratio);
EXPECT_EQ(0.25, style.roundness);
EXPECT_EQ(GURL(), GURL(parsed.url_string()));
EXPECT_EQ(specs.length() + 1, parsed.path_index());
}
// Tolerate invalid URL.
{
chrome::ParsedFallbackIconPath parsed;
EXPECT_TRUE(parsed.Parse(specs + "/NOT A VALID URL"));
EXPECT_EQ(31, parsed.size_in_pixels());
const favicon_base::FallbackIconStyle& style = parsed.style();
EXPECT_EQ(SkColorSetRGB(0x00, 0x00, 0x00), style.background_color);
EXPECT_EQ(SkColorSetRGB(0xFF, 0xFF, 0xFF), style.text_color);
EXPECT_EQ(0.75, style.font_size_ratio);
EXPECT_EQ(0.25, style.roundness);
EXPECT_EQ("NOT A VALID URL", parsed.url_string());
EXPECT_EQ(specs.length() + 1, parsed.path_index());
}
// Size and style are default.
{
std::string specs2 = ",,,,";
chrome::ParsedFallbackIconPath parsed;
EXPECT_TRUE(parsed.Parse(specs2 + "/" + kTestUrlStr));
EXPECT_EQ(gfx::kFaviconSize, parsed.size_in_pixels());
const favicon_base::FallbackIconStyle& style = parsed.style();
EXPECT_EQ(kDefaultBackgroundColor, style.background_color);
EXPECT_EQ(kDefaultTextColorLight, style.text_color);
EXPECT_EQ(kDefaultFontSizeRatio, style.font_size_ratio);
EXPECT_EQ(kDefaultRoundness, style.roundness);
EXPECT_EQ(GURL(kTestUrlStr), GURL(parsed.url_string()));
EXPECT_EQ(specs2.length() + 1, parsed.path_index());
}
}
TEST_F(FallbackIconUrlParserTest, ParseFallbackIconPathFailure) {
const char* test_cases[] = {
// Bad size.
"-1,000,fff,0.75,0.25/http://www.google.com/",
// Bad specs.
"32,#junk,fff,0.75,0.25/http://www.google.com/",
};
for (size_t i = 0; i < arraysize(test_cases); ++i) {
chrome::ParsedFallbackIconPath parsed;
EXPECT_FALSE(parsed.Parse(test_cases[i])) << "test_cases[" << i << "]";
}
}
} // namespace chrome