1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/ui/elide_url.h" 6 7 #include "base/strings/utf_string_conversions.h" 8 #include "testing/gtest/include/gtest/gtest.h" 9 #include "ui/gfx/font_list.h" 10 #include "ui/gfx/text_elider.h" 11 #include "ui/gfx/text_utils.h" 12 #include "url/gurl.h" 13 14 using base::UTF8ToUTF16; 15 using gfx::GetStringWidthF; 16 using gfx::kEllipsis; 17 18 namespace { 19 20 struct Testcase { 21 const std::string input; 22 const std::string output; 23 }; 24 25 void RunUrlTest(Testcase* testcases, size_t num_testcases) { 26 static const gfx::FontList font_list; 27 for (size_t i = 0; i < num_testcases; ++i) { 28 const GURL url(testcases[i].input); 29 // Should we test with non-empty language list? 30 // That's kinda redundant with net_util_unittests. 31 const float available_width = 32 GetStringWidthF(UTF8ToUTF16(testcases[i].output), font_list); 33 EXPECT_EQ(UTF8ToUTF16(testcases[i].output), 34 ElideUrl(url, font_list, available_width, std::string())); 35 } 36 } 37 38 // Test eliding of commonplace URLs. 39 TEST(TextEliderTest, TestGeneralEliding) { 40 const std::string kEllipsisStr(kEllipsis); 41 Testcase testcases[] = { 42 {"http://www.google.com/intl/en/ads/", 43 "www.google.com/intl/en/ads/"}, 44 {"http://www.google.com/intl/en/ads/", "www.google.com/intl/en/ads/"}, 45 {"http://www.google.com/intl/en/ads/", 46 "google.com/intl/" + kEllipsisStr + "/ads/"}, 47 {"http://www.google.com/intl/en/ads/", 48 "google.com/" + kEllipsisStr + "/ads/"}, 49 {"http://www.google.com/intl/en/ads/", "google.com/" + kEllipsisStr}, 50 {"http://www.google.com/intl/en/ads/", "goog" + kEllipsisStr}, 51 {"https://subdomain.foo.com/bar/filename.html", 52 "subdomain.foo.com/bar/filename.html"}, 53 {"https://subdomain.foo.com/bar/filename.html", 54 "subdomain.foo.com/" + kEllipsisStr + "/filename.html"}, 55 {"http://subdomain.foo.com/bar/filename.html", 56 kEllipsisStr + "foo.com/" + kEllipsisStr + "/filename.html"}, 57 {"http://www.google.com/intl/en/ads/?aLongQueryWhichIsNotRequired", 58 "www.google.com/intl/en/ads/?aLongQ" + kEllipsisStr}, 59 }; 60 61 RunUrlTest(testcases, arraysize(testcases)); 62 } 63 64 // When there is very little space available, the elision code will shorten 65 // both path AND file name to an ellipsis - ".../...". To avoid this result, 66 // there is a hack in place that simply treats them as one string in this 67 // case. 68 TEST(TextEliderTest, TestTrailingEllipsisSlashEllipsisHack) { 69 const std::string kEllipsisStr(kEllipsis); 70 71 // Very little space, would cause double ellipsis. 72 gfx::FontList font_list; 73 GURL url("http://battersbox.com/directory/foo/peter_paul_and_mary.html"); 74 float available_width = GetStringWidthF( 75 UTF8ToUTF16("battersbox.com/" + kEllipsisStr + "/" + kEllipsisStr), 76 font_list); 77 78 // Create the expected string, after elision. Depending on font size, the 79 // directory might become /dir... or /di... or/d... - it never should be 80 // shorter than that. (If it is, the font considers d... to be longer 81 // than .../... - that should never happen). 82 ASSERT_GT(GetStringWidthF(UTF8ToUTF16(kEllipsisStr + "/" + kEllipsisStr), 83 font_list), 84 GetStringWidthF(UTF8ToUTF16("d" + kEllipsisStr), font_list)); 85 GURL long_url("http://battersbox.com/directorynameisreallylongtoforcetrunc"); 86 base::string16 expected = 87 ElideUrl(long_url, font_list, available_width, std::string()); 88 // Ensure that the expected result still contains part of the directory name. 89 ASSERT_GT(expected.length(), std::string("battersbox.com/d").length()); 90 EXPECT_EQ(expected, 91 ElideUrl(url, font_list, available_width, std::string())); 92 93 // More space available - elide directories, partially elide filename. 94 Testcase testcases[] = { 95 {"http://battersbox.com/directory/foo/peter_paul_and_mary.html", 96 "battersbox.com/" + kEllipsisStr + "/peter" + kEllipsisStr}, 97 }; 98 RunUrlTest(testcases, arraysize(testcases)); 99 } 100 101 // Test eliding of empty strings, URLs with ports, passwords, queries, etc. 102 TEST(TextEliderTest, TestMoreEliding) { 103 const std::string kEllipsisStr(kEllipsis); 104 Testcase testcases[] = { 105 {"http://www.google.com/foo?bar", "www.google.com/foo?bar"}, 106 {"http://xyz.google.com/foo?bar", "xyz.google.com/foo?" + kEllipsisStr}, 107 {"http://xyz.google.com/foo?bar", "xyz.google.com/foo" + kEllipsisStr}, 108 {"http://xyz.google.com/foo?bar", "xyz.google.com/fo" + kEllipsisStr}, 109 {"http://a.b.com/pathname/c?d", "a.b.com/" + kEllipsisStr + "/c?d"}, 110 {"", ""}, 111 {"http://foo.bar..example.com...hello/test/filename.html", 112 "foo.bar..example.com...hello/" + kEllipsisStr + "/filename.html"}, 113 {"http://foo.bar../", "foo.bar.."}, 114 {"http://xn--1lq90i.cn/foo", "\xe5\x8c\x97\xe4\xba\xac.cn/foo"}, 115 {"http://me:mypass@secrethost.com:99/foo?bar#baz", 116 "secrethost.com:99/foo?bar#baz"}, 117 {"http://me:mypass@ss%xxfdsf.com/foo", "ss%25xxfdsf.com/foo"}, 118 {"mailto:elgoato (at) elgoato.com", "mailto:elgoato (at) elgoato.com"}, 119 {"javascript:click(0)", "javascript:click(0)"}, 120 {"https://chess.eecs.berkeley.edu:4430/login/arbitfilename", 121 "chess.eecs.berkeley.edu:4430/login/arbitfilename"}, 122 {"https://chess.eecs.berkeley.edu:4430/login/arbitfilename", 123 kEllipsisStr + "berkeley.edu:4430/" + kEllipsisStr + "/arbitfilename"}, 124 125 // Unescaping. 126 {"http://www/%E4%BD%A0%E5%A5%BD?q=%E4%BD%A0%E5%A5%BD#\xe4\xbd\xa0", 127 "www/\xe4\xbd\xa0\xe5\xa5\xbd?q=\xe4\xbd\xa0\xe5\xa5\xbd#\xe4\xbd\xa0"}, 128 129 // Invalid unescaping for path. The ref will always be valid UTF-8. We don't 130 // bother to do too many edge cases, since these are handled by the escaper 131 // unittest. 132 {"http://www/%E4%A0%E5%A5%BD?q=%E4%BD%A0%E5%A5%BD#\xe4\xbd\xa0", 133 "www/%E4%A0%E5%A5%BD?q=\xe4\xbd\xa0\xe5\xa5\xbd#\xe4\xbd\xa0"}, 134 }; 135 136 RunUrlTest(testcases, arraysize(testcases)); 137 } 138 139 // Test eliding of file: URLs. 140 TEST(TextEliderTest, TestFileURLEliding) { 141 const std::string kEllipsisStr(kEllipsis); 142 Testcase testcases[] = { 143 {"file:///C:/path1/path2/path3/filename", 144 "file:///C:/path1/path2/path3/filename"}, 145 {"file:///C:/path1/path2/path3/filename", 146 "C:/path1/path2/path3/filename"}, 147 // GURL parses "file:///C:path" differently on windows than it does on posix. 148 #if defined(OS_WIN) 149 {"file:///C:path1/path2/path3/filename", 150 "C:/path1/path2/" + kEllipsisStr + "/filename"}, 151 {"file:///C:path1/path2/path3/filename", 152 "C:/path1/" + kEllipsisStr + "/filename"}, 153 {"file:///C:path1/path2/path3/filename", 154 "C:/" + kEllipsisStr + "/filename"}, 155 #endif 156 {"file://filer/foo/bar/file", "filer/foo/bar/file"}, 157 {"file://filer/foo/bar/file", "filer/foo/" + kEllipsisStr + "/file"}, 158 {"file://filer/foo/bar/file", "filer/" + kEllipsisStr + "/file"}, 159 }; 160 161 RunUrlTest(testcases, arraysize(testcases)); 162 } 163 164 TEST(TextEliderTest, TestHostEliding) { 165 const std::string kEllipsisStr(kEllipsis); 166 Testcase testcases[] = { 167 {"http://google.com", "google.com"}, 168 {"http://subdomain.google.com", kEllipsisStr + ".google.com"}, 169 {"http://reallyreallyreallylongdomainname.com", 170 "reallyreallyreallylongdomainname.com"}, 171 {"http://a.b.c.d.e.f.com", kEllipsisStr + "f.com"}, 172 {"http://foo", "foo"}, 173 {"http://foo.bar", "foo.bar"}, 174 {"http://subdomain.foo.bar", kEllipsisStr + "in.foo.bar"}, 175 // IOS width calculations are off by a letter from other platforms for 176 // some strings from other platforms, probably for strings with too 177 // many kerned letters on the default font set. 178 #if !defined(OS_IOS) 179 {"http://subdomain.reallylongdomainname.com", 180 kEllipsisStr + "ain.reallylongdomainname.com"}, 181 {"http://a.b.c.d.e.f.com", kEllipsisStr + ".e.f.com"}, 182 #endif 183 }; 184 185 for (size_t i = 0; i < arraysize(testcases); ++i) { 186 const float available_width = 187 GetStringWidthF(UTF8ToUTF16(testcases[i].output), gfx::FontList()); 188 EXPECT_EQ(UTF8ToUTF16(testcases[i].output), ElideHost( 189 GURL(testcases[i].input), gfx::FontList(), available_width)); 190 } 191 192 // Trying to elide to a really short length will still keep the full TLD+1 193 EXPECT_EQ(base::ASCIIToUTF16("google.com"), 194 ElideHost(GURL("http://google.com"), gfx::FontList(), 2)); 195 EXPECT_EQ(base::UTF8ToUTF16(kEllipsisStr + ".google.com"), 196 ElideHost(GURL("http://subdomain.google.com"), gfx::FontList(), 2)); 197 EXPECT_EQ(base::ASCIIToUTF16("foo.bar"), 198 ElideHost(GURL("http://foo.bar"), gfx::FontList(), 2)); 199 } 200 201 } // namespace 202