Cleanup: move elide_url_unittest.cc near its implementation source file.

chrome/browser/ui/tests/elide_url_unittest.cc

-// Copyright 2014 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 "chrome/browser/ui/elide_url.h"
-
-#include "base/strings/utf_string_conversions.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "ui/gfx/font_list.h"
-#include "ui/gfx/text_elider.h"
-#include "ui/gfx/text_utils.h"
-#include "url/gurl.h"
-
-using base::UTF8ToUTF16;
-using gfx::GetStringWidthF;
-using gfx::kEllipsis;
-
-namespace {
-
-struct Testcase {
-  const std::string input;
-  const std::string output;
-};
-
-void RunUrlTest(Testcase* testcases, size_t num_testcases) {
-  static const gfx::FontList font_list;
-  for (size_t i = 0; i < num_testcases; ++i) {
-    const GURL url(testcases[i].input);
-    // Should we test with non-empty language list?
-    // That's kinda redundant with net_util_unittests.
-    const float available_width =
-        GetStringWidthF(UTF8ToUTF16(testcases[i].output), font_list);
-    EXPECT_EQ(UTF8ToUTF16(testcases[i].output),
-              ElideUrl(url, font_list, available_width, std::string()));
-  }
-}
-
-// Test eliding of commonplace URLs.
-TEST(TextEliderTest, TestGeneralEliding) {
-  const std::string kEllipsisStr(kEllipsis);
-  Testcase testcases[] = {
-    {"http://www.google.com/intl/en/ads/",
-     "www.google.com/intl/en/ads/"},
-    {"http://www.google.com/intl/en/ads/", "www.google.com/intl/en/ads/"},
-    {"http://www.google.com/intl/en/ads/",
-     "google.com/intl/" + kEllipsisStr + "/ads/"},
-    {"http://www.google.com/intl/en/ads/",
-     "google.com/" + kEllipsisStr + "/ads/"},
-    {"http://www.google.com/intl/en/ads/", "google.com/" + kEllipsisStr},
-    {"http://www.google.com/intl/en/ads/", "goog" + kEllipsisStr},
-    {"https://subdomain.foo.com/bar/filename.html",
-     "subdomain.foo.com/bar/filename.html"},
-    {"https://subdomain.foo.com/bar/filename.html",
-     "subdomain.foo.com/" + kEllipsisStr + "/filename.html"},
-    {"http://subdomain.foo.com/bar/filename.html",
-     kEllipsisStr + "foo.com/" + kEllipsisStr + "/filename.html"},
-    {"http://www.google.com/intl/en/ads/?aLongQueryWhichIsNotRequired",
-     "www.google.com/intl/en/ads/?aLongQ" + kEllipsisStr},
-  };
-
-  RunUrlTest(testcases, arraysize(testcases));
-}
-
-// When there is very little space available, the elision code will shorten
-// both path AND file name to an ellipsis - ".../...". To avoid this result,
-// there is a hack in place that simply treats them as one string in this
-// case.
-TEST(TextEliderTest, TestTrailingEllipsisSlashEllipsisHack) {
-  const std::string kEllipsisStr(kEllipsis);
-
-  // Very little space, would cause double ellipsis.
-  gfx::FontList font_list;
-  GURL url("http://battersbox.com/directory/foo/peter_paul_and_mary.html");
-  float available_width = GetStringWidthF(
-      UTF8ToUTF16("battersbox.com/" + kEllipsisStr + "/" + kEllipsisStr),
-      font_list);
-
-  // Create the expected string, after elision. Depending on font size, the
-  // directory might become /dir... or /di... or/d... - it never should be
-  // shorter than that. (If it is, the font considers d... to be longer
-  // than .../... -  that should never happen).
-  ASSERT_GT(GetStringWidthF(UTF8ToUTF16(kEllipsisStr + "/" + kEllipsisStr),
-                            font_list),
-            GetStringWidthF(UTF8ToUTF16("d" + kEllipsisStr), font_list));
-  GURL long_url("http://battersbox.com/directorynameisreallylongtoforcetrunc");
-  base::string16 expected =
-      ElideUrl(long_url, font_list, available_width, std::string());
-  // Ensure that the expected result still contains part of the directory name.
-  ASSERT_GT(expected.length(), std::string("battersbox.com/d").length());
-  EXPECT_EQ(expected,
-             ElideUrl(url, font_list, available_width, std::string()));
-
-  // More space available - elide directories, partially elide filename.
-  Testcase testcases[] = {
-    {"http://battersbox.com/directory/foo/peter_paul_and_mary.html",
-     "battersbox.com/" + kEllipsisStr + "/peter" + kEllipsisStr},
-  };
-  RunUrlTest(testcases, arraysize(testcases));
-}
-
-// Test eliding of empty strings, URLs with ports, passwords, queries, etc.
-TEST(TextEliderTest, TestMoreEliding) {
-  const std::string kEllipsisStr(kEllipsis);
-  Testcase testcases[] = {
-    {"http://www.google.com/foo?bar", "www.google.com/foo?bar"},
-    {"http://xyz.google.com/foo?bar", "xyz.google.com/foo?" + kEllipsisStr},
-    {"http://xyz.google.com/foo?bar", "xyz.google.com/foo" + kEllipsisStr},
-    {"http://xyz.google.com/foo?bar", "xyz.google.com/fo" + kEllipsisStr},
-    {"http://a.b.com/pathname/c?d", "a.b.com/" + kEllipsisStr + "/c?d"},
-    {"", ""},
-    {"http://foo.bar..example.com...hello/test/filename.html",
-     "foo.bar..example.com...hello/" + kEllipsisStr + "/filename.html"},
-    {"http://foo.bar../", "foo.bar.."},
-    {"http://xn--1lq90i.cn/foo", "\xe5\x8c\x97\xe4\xba\xac.cn/foo"},
-    {"http://me:mypass@secrethost.com:99/foo?bar#baz",
-     "secrethost.com:99/foo?bar#baz"},
-    {"http://me:mypass@ss%xxfdsf.com/foo", "ss%25xxfdsf.com/foo"},
-    {"mailto:elgoato@elgoato.com", "mailto:elgoato@elgoato.com"},
-    {"javascript:click(0)", "javascript:click(0)"},
-    {"https://chess.eecs.berkeley.edu:4430/login/arbitfilename",
-     "chess.eecs.berkeley.edu:4430/login/arbitfilename"},
-    {"https://chess.eecs.berkeley.edu:4430/login/arbitfilename",
-     kEllipsisStr + "berkeley.edu:4430/" + kEllipsisStr + "/arbitfilename"},
-
-    // Unescaping.
-    {"http://www/%E4%BD%A0%E5%A5%BD?q=%E4%BD%A0%E5%A5%BD#\xe4\xbd\xa0",
-     "www/\xe4\xbd\xa0\xe5\xa5\xbd?q=\xe4\xbd\xa0\xe5\xa5\xbd#\xe4\xbd\xa0"},
-
-    // Invalid unescaping for path. The ref will always be valid UTF-8. We don't
-    // bother to do too many edge cases, since these are handled by the escaper
-    // unittest.
-    {"http://www/%E4%A0%E5%A5%BD?q=%E4%BD%A0%E5%A5%BD#\xe4\xbd\xa0",
-     "www/%E4%A0%E5%A5%BD?q=\xe4\xbd\xa0\xe5\xa5\xbd#\xe4\xbd\xa0"},
-  };
-
-  RunUrlTest(testcases, arraysize(testcases));
-}
-
-// Test eliding of file: URLs.
-TEST(TextEliderTest, TestFileURLEliding) {
-  const std::string kEllipsisStr(kEllipsis);
-  Testcase testcases[] = {
-    {"file:///C:/path1/path2/path3/filename",
-     "file:///C:/path1/path2/path3/filename"},
-    {"file:///C:/path1/path2/path3/filename",
-     "C:/path1/path2/path3/filename"},
-// GURL parses "file:///C:path" differently on windows than it does on posix.
-#if defined(OS_WIN)
-    {"file:///C:path1/path2/path3/filename",
-     "C:/path1/path2/" + kEllipsisStr + "/filename"},
-    {"file:///C:path1/path2/path3/filename",
-     "C:/path1/" + kEllipsisStr + "/filename"},
-    {"file:///C:path1/path2/path3/filename",
-     "C:/" + kEllipsisStr + "/filename"},
-#endif
-    {"file://filer/foo/bar/file", "filer/foo/bar/file"},
-    {"file://filer/foo/bar/file", "filer/foo/" + kEllipsisStr + "/file"},
-    {"file://filer/foo/bar/file", "filer/" + kEllipsisStr + "/file"},
-  };
-
-  RunUrlTest(testcases, arraysize(testcases));
-}
-
-TEST(TextEliderTest, TestHostEliding) {
-  const std::string kEllipsisStr(kEllipsis);
-  Testcase testcases[] = {
-    {"http://google.com", "google.com"},
-    {"http://subdomain.google.com", kEllipsisStr + ".google.com"},
-    {"http://reallyreallyreallylongdomainname.com",
-         "reallyreallyreallylongdomainname.com"},
-    {"http://a.b.c.d.e.f.com", kEllipsisStr + "f.com"},
-    {"http://foo", "foo"},
-    {"http://foo.bar", "foo.bar"},
-    {"http://subdomain.foo.bar", kEllipsisStr + "in.foo.bar"},
-// IOS width calculations are off by a letter from other platforms for
-// some strings from other platforms, probably for strings with too
-// many kerned letters on the default font set.
-#if !defined(OS_IOS)
-    {"http://subdomain.reallylongdomainname.com",
-         kEllipsisStr + "ain.reallylongdomainname.com"},
-    {"http://a.b.c.d.e.f.com", kEllipsisStr + ".e.f.com"},
-#endif
-  };
-
-  for (size_t i = 0; i < arraysize(testcases); ++i) {
-    const float available_width =
-        GetStringWidthF(UTF8ToUTF16(testcases[i].output), gfx::FontList());
-    EXPECT_EQ(UTF8ToUTF16(testcases[i].output), ElideHost(
-        GURL(testcases[i].input), gfx::FontList(), available_width));
-  }
-
-  // Trying to elide to a really short length will still keep the full TLD+1
-  EXPECT_EQ(base::ASCIIToUTF16("google.com"),
-            ElideHost(GURL("http://google.com"), gfx::FontList(), 2));
-  EXPECT_EQ(base::UTF8ToUTF16(kEllipsisStr + ".google.com"),
-            ElideHost(GURL("http://subdomain.google.com"), gfx::FontList(), 2));
-  EXPECT_EQ(base::ASCIIToUTF16("foo.bar"),
-            ElideHost(GURL("http://foo.bar"), gfx::FontList(), 2));
-}
-
-}  // namespace