blob: 1137b327dc13531e8e2fc48e80c52d65fb51c643 [file] [log] [blame]
// 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 <stddef.h>
#include <stdlib.h>
#include <string>
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/stl_util.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "build/build_config.h"
#include "components/url_formatter/url_fixer.h"
#include "net/base/filename_util.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/gurl.h"
#include "url/third_party/mozilla/url_parse.h"
namespace url {
std::ostream& operator<<(std::ostream& os, const Component& part) {
return os << "(begin=" << part.begin << ", len=" << part.len << ")";
}
} // namespace url
struct SegmentCase {
const std::string input;
const std::string result;
const url::Component scheme;
const url::Component username;
const url::Component password;
const url::Component host;
const url::Component port;
const url::Component path;
const url::Component query;
const url::Component ref;
};
static const SegmentCase segment_cases[] = {
{
"http://www.google.com/", "http", url::Component(0, 4), // scheme
url::Component(), // username
url::Component(), // password
url::Component(7, 14), // host
url::Component(), // port
url::Component(21, 1), // path
url::Component(), // query
url::Component(), // ref
},
{
"aBoUt:vErSiOn", "about", url::Component(0, 5), // scheme
url::Component(), // username
url::Component(), // password
url::Component(6, 7), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
{
"about:host/path?query#ref", "about", url::Component(0, 5), // scheme
url::Component(), // username
url::Component(), // password
url::Component(6, 4), // host
url::Component(), // port
url::Component(10, 5), // path
url::Component(16, 5), // query
url::Component(22, 3), // ref
},
{
"about://host/path?query#ref", "about", url::Component(0, 5), // scheme
url::Component(), // username
url::Component(), // password
url::Component(8, 4), // host
url::Component(), // port
url::Component(12, 5), // path
url::Component(18, 5), // query
url::Component(24, 3), // ref
},
{
"chrome:host/path?query#ref", "chrome", url::Component(0, 6), // scheme
url::Component(), // username
url::Component(), // password
url::Component(7, 4), // host
url::Component(), // port
url::Component(11, 5), // path
url::Component(17, 5), // query
url::Component(23, 3), // ref
},
{
"chrome://host/path?query#ref", "chrome",
url::Component(0, 6), // scheme
url::Component(), // username
url::Component(), // password
url::Component(9, 4), // host
url::Component(), // port
url::Component(13, 5), // path
url::Component(19, 5), // query
url::Component(25, 3), // ref
},
{
" www.google.com:124?foo#", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(4, 14), // host
url::Component(19, 3), // port
url::Component(), // path
url::Component(23, 3), // query
url::Component(27, 0), // ref
},
{
"user@www.google.com", "http",
url::Component(), // scheme
url::Component(0, 4), // username
url::Component(), // password
url::Component(5, 14), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
{
"ftp:/user:P:a$$Wd@..ftp.google.com...::23///pub?foo#bar", "ftp",
url::Component(0, 3), // scheme
url::Component(5, 4), // username
url::Component(10, 7), // password
url::Component(18, 20), // host
url::Component(39, 2), // port
url::Component(41, 6), // path
url::Component(48, 3), // query
url::Component(52, 3), // ref
},
{
"[2001:db8::1]/path", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(0, 13), // host
url::Component(), // port
url::Component(13, 5), // path
url::Component(), // query
url::Component(), // ref
},
{
"[::1]", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(0, 5), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
// Incomplete IPv6 addresses (will not canonicalize).
{
"[2001:4860:", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(0, 11), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
{
"[2001:4860:/foo", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(0, 11), // host
url::Component(), // port
url::Component(11, 4), // path
url::Component(), // query
url::Component(), // ref
},
{
"http://:b005::68]", "http", url::Component(0, 4), // scheme
url::Component(), // username
url::Component(), // password
url::Component(7, 10), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
{
":b005::68]", "http",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(1, 9), // host
url::Component(), // port
url::Component(), // path
url::Component(), // query
url::Component(), // ref
},
{
"file://host/path/file#ref", "file", url::Component(0, 4), // scheme
url::Component(), // username
url::Component(), // password
url::Component(7, 4), // host
url::Component(), // port
url::Component(11, 10), // path
url::Component(), // query
url::Component(22, 3), // ref
},
{
"file:///notahost/path/file#ref", "file",
url::Component(0, 4), // scheme
url::Component(), // username
url::Component(), // password
url::Component(), // host
url::Component(), // port
url::Component(7, 19), // path
url::Component(), // query
url::Component(27, 3), // ref
},
#if defined(OS_WIN)
{
"c:/notahost/path/file#ref", "file",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(), // host
url::Component(), // port
url::Component(0, 21), // path
url::Component(), // query
url::Component(22, 3), // ref
},
#elif defined(OS_POSIX)
{
"~/notahost/path/file#ref", "file",
url::Component(), // scheme
url::Component(), // username
url::Component(), // password
url::Component(), // host
url::Component(), // port
url::Component(0, 20), // path
url::Component(), // query
url::Component(21, 3), // ref
},
#endif
{
"devtools://bundled/devtools/inspector.html?ws=localhost:9221",
"devtools", url::Component(0, 8), // scheme
url::Component(), // username
url::Component(), // password
url::Component(11, 7), // host
url::Component(), // port
url::Component(18, 24), // path
url::Component(43, 17), // query
url::Component(), // ref
},
};
typedef testing::Test URLFixerTest;
TEST(URLFixerTest, SegmentURL) {
std::string result;
url::Parsed parts;
for (size_t i = 0; i < base::size(segment_cases); ++i) {
SegmentCase value = segment_cases[i];
SCOPED_TRACE(testing::Message() << "test #" << i << ": " << value.input);
result = url_formatter::SegmentURL(value.input, &parts);
EXPECT_EQ(value.result, result);
EXPECT_EQ(value.scheme, parts.scheme);
EXPECT_EQ(value.username, parts.username);
EXPECT_EQ(value.password, parts.password);
EXPECT_EQ(value.host, parts.host);
EXPECT_EQ(value.port, parts.port);
EXPECT_EQ(value.path, parts.path);
EXPECT_EQ(value.query, parts.query);
EXPECT_EQ(value.ref, parts.ref);
}
}
// Creates a file and returns its full name as well as the decomposed
// version. Example:
// full_path = "c:\foo\bar.txt"
// dir = "c:\foo"
// file_name = "bar.txt"
static bool MakeTempFile(const base::FilePath& dir,
const base::FilePath& file_name,
base::FilePath* full_path) {
*full_path = dir.Append(file_name);
return base::WriteFile(*full_path, "", 0) == 0;
}
// Returns true if the given URL is a file: URL that matches the given file
static bool IsMatchingFileURL(const std::string& url,
const base::FilePath& full_file_path) {
if (url.length() <= 8)
return false;
if (std::string("file:///") != url.substr(0, 8))
return false; // no file:/// prefix
if (url.find('\\') != std::string::npos)
return false; // contains backslashes
base::FilePath derived_path;
net::FileURLToFilePath(GURL(url), &derived_path);
return base::FilePath::CompareEqualIgnoreCase(derived_path.value(),
full_file_path.value());
}
struct FixupCase {
const std::string input;
const std::string output;
} fixup_cases[] = {
{"www.google.com", "http://www.google.com/"},
{" www.google.com ", "http://www.google.com/"},
{" foo.com/asdf bar", "http://foo.com/asdf%20%20bar"},
{"..www.google.com..", "http://www.google.com./"},
{"http://......", "http://....../"},
{"http://host.com:ninety-two/", "http://host.com:ninety-two/"},
{"http://host.com:ninety-two?foo", "http://host.com:ninety-two/?foo"},
{"google.com:123", "http://google.com:123/"},
{"about:", "chrome://version/"},
{"about:foo", "chrome://foo/"},
{"about:version", "chrome://version/"},
{"about:blank", "about:blank"},
{"About:blaNk", "about:blank"},
{"about:blank#blah", "about:blank#blah"},
{"about:blank/#blah", "about:blank/#blah"},
{"about:srcdoc", "about:srcdoc"},
{"about:srcdoc#blah", "about:srcdoc#blah"},
{"about:srcdoc/#blah", "about:srcdoc/#blah"},
{"about:usr:pwd@hst:20/pth?qry#ref", "chrome://hst/pth?qry#ref"},
{"about://usr:pwd@hst/pth?qry#ref", "chrome://hst/pth?qry#ref"},
{"chrome:usr:pwd@hst/pth?qry#ref", "chrome://hst/pth?qry#ref"},
{"chrome://usr:pwd@hst/pth?qry#ref", "chrome://hst/pth?qry#ref"},
{"www:123", "http://www:123/"},
{" www:123", "http://www:123/"},
{"www.google.com?foo", "http://www.google.com/?foo"},
{"www.google.com#foo", "http://www.google.com/#foo"},
{"www.google.com?", "http://www.google.com/?"},
{"www.google.com#", "http://www.google.com/#"},
{"www.google.com:123?foo#bar", "http://www.google.com:123/?foo#bar"},
{"user@www.google.com", "http://user@www.google.com/"},
{"\xE6\xB0\xB4.com", "http://xn--1rw.com/"},
// It would be better if this next case got treated as http, but I don't see
// a clean way to guess this isn't the new-and-exciting "user" scheme.
{"user:passwd@www.google.com:8080/", "user:passwd@www.google.com:8080/"},
// {"file:///c:/foo/bar%20baz.txt", "file:///C:/foo/bar%20baz.txt"},
// URLs which end with 0x85 (NEL in ISO-8859).
{"http://foo.com/s?q=\xd0\x85", "http://foo.com/s?q=%D0%85"},
{"http://foo.com/s?q=\xec\x97\x85", "http://foo.com/s?q=%EC%97%85"},
{"http://foo.com/s?q=\xf0\x90\x80\x85", "http://foo.com/s?q=%F0%90%80%85"},
// URLs which end with 0xA0 (non-break space in ISO-8859).
{"http://foo.com/s?q=\xd0\xa0", "http://foo.com/s?q=%D0%A0"},
{"http://foo.com/s?q=\xec\x97\xa0", "http://foo.com/s?q=%EC%97%A0"},
{"http://foo.com/s?q=\xf0\x90\x80\xa0", "http://foo.com/s?q=%F0%90%80%A0"},
// URLs containing IPv6 literals.
{"[2001:db8::2]", "http://[2001:db8::2]/"},
{"[::]:80", "http://[::]/"},
{"[::]:80/path", "http://[::]/path"},
{"[::]:180/path", "http://[::]:180/path"},
// TODO(pmarks): Maybe we should parse bare IPv6 literals someday. Currently
// the first colon is treated as a scheme separator, and we default
// unspecified schemes to "http".
{"::1", "http://:1/"},
// Semicolon as scheme separator for standard schemes.
{"http;//www.google.com/", "http://www.google.com/"},
{"about;help", "chrome://help/"},
// Semicolon in non-standard schemes is not replaced by colon.
{"whatsup;//fool", "http://whatsup%3B//fool"},
// Semicolon left as-is in URL itself.
{"http://host/port?query;moar", "http://host/port?query;moar"},
// Fewer slashes than expected.
{"http;www.google.com/", "http://www.google.com/"},
{"http;/www.google.com/", "http://www.google.com/"},
// Semicolon at start.
{";http://www.google.com/", "http://%3Bhttp//www.google.com/"},
// Devtools scheme.
{"devtools://bundled/devtools/node.html",
"devtools://bundled/devtools/node.html"},
// Devtools scheme with websocket query.
{"devtools://bundled/devtools/inspector.html?ws=ws://localhost:9222/guid",
"devtools://bundled/devtools/inspector.html?ws=ws://localhost:9222/guid"},
// host:123 should be rewritten to http://host:123/, but only if the port
// number is valid - in particular telephone numbers are not port numbers
// (see also SendTabToSelfUtilTest.ShouldNotOfferFeatureForTelephoneLink).
{"host:123", "http://host:123/"},
{"host:80", "http://host/"}, // default port is removed
{"host:9999", "http://host:9999/"},
{"host:00009999", "http://host:9999/"}, // leading zeros are removed
{"host:0", "http://host:0/"}, // min valid port
{"host:65535", "http://host:65535/"}, // max valid port
{"host:-1", "host:-1"},
{"host:65536", "host:65536"},
{"host:18446744073709551619", "host:18446744073709551619"}, // > uint64.max
{"host:", "host:"},
{"host: 123", "host: 123"},
{"host:+123", "host:+123"},
{"host:1.23", "host:1.23"},
{"host:x", "host:x"},
{"host:᠐", "host:%E1%A0%90"}, // non-ASCII digit (U+1810)
{"host:𝟨", "host:%F0%9D%9F%A8"}, // non-ASCII digit (U+1D7E8)
{"tel:12345678901", "tel:12345678901"},
{"tel:123-456-78901", "tel:123-456-78901"},
// Double colon after host should not convert to an empty port.
{"foo.com::/server-redirect?http%3A%2F%2Fbar.com%2Ftitle2.html",
"http://foo.com/server-redirect?http%3A%2F%2Fbar.com%2Ftitle2.html"},
};
TEST(URLFixerTest, FixupURL) {
for (size_t i = 0; i < base::size(fixup_cases); ++i) {
FixupCase value = fixup_cases[i];
GURL actual_output = url_formatter::FixupURL(value.input, std::string());
EXPECT_EQ(value.output, actual_output.possibly_invalid_spec())
<< "input: " << value.input;
// Fixup URL should never translate a valid GURL into an invalid one.
if (GURL(value.input).is_valid())
EXPECT_TRUE(actual_output.is_valid());
}
// Check the TLD-appending functionality.
FixupCase tld_cases[] = {
{"somedomainthatwillnotbeagtld",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"somedomainthatwillnotbeagtld.",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"somedomainthatwillnotbeagtld..",
"http://www.somedomainthatwillnotbeagtld.com/"},
{".somedomainthatwillnotbeagtld",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"www.somedomainthatwillnotbeagtld",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"somedomainthatwillnotbeagtld.com",
"http://somedomainthatwillnotbeagtld.com/"},
{"http://somedomainthatwillnotbeagtld",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"..somedomainthatwillnotbeagtld..",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"http://www.somedomainthatwillnotbeagtld",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"9999999999999999", "http://www.9999999999999999.com/"},
{"somedomainthatwillnotbeagtld/foo",
"http://www.somedomainthatwillnotbeagtld.com/foo"},
{"somedomainthatwillnotbeagtld.com/foo",
"http://somedomainthatwillnotbeagtld.com/foo"},
{"somedomainthatwillnotbeagtld/?foo=.com",
"http://www.somedomainthatwillnotbeagtld.com/?foo=.com"},
{"www.somedomainthatwillnotbeagtld/?foo=www.",
"http://www.somedomainthatwillnotbeagtld.com/?foo=www."},
{"somedomainthatwillnotbeagtld.com/?foo=.com",
"http://somedomainthatwillnotbeagtld.com/?foo=.com"},
{"http://www.somedomainthatwillnotbeagtld.com",
"http://www.somedomainthatwillnotbeagtld.com/"},
{"somedomainthatwillnotbeagtld:123",
"http://www.somedomainthatwillnotbeagtld.com:123/"},
{"http://somedomainthatwillnotbeagtld:123",
"http://www.somedomainthatwillnotbeagtld.com:123/"},
};
for (size_t i = 0; i < base::size(tld_cases); ++i) {
FixupCase value = tld_cases[i];
EXPECT_EQ(value.output, url_formatter::FixupURL(value.input, "com")
.possibly_invalid_spec());
}
}
// Test different types of file inputs to URIFixerUpper::FixupURL. This
// doesn't go into the nice array of fixups above since the file input
// has to exist.
TEST(URLFixerTest, FixupFile) {
// this "original" filename is the one we tweak to get all the variations
base::ScopedTempDir temp_dir_;
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
base::FilePath original;
ASSERT_TRUE(MakeTempFile(
temp_dir_.GetPath(),
base::FilePath(FILE_PATH_LITERAL("url fixer upper existing file.txt")),
&original));
// reference path
GURL golden(net::FilePathToFileURL(original));
// c:\foo\bar.txt -> file:///c:/foo/bar.txt (basic)
GURL fixedup(url_formatter::FixupURL(original.AsUTF8Unsafe(), std::string()));
EXPECT_EQ(golden, fixedup);
// TODO(port): Make some equivalent tests for posix.
#if defined(OS_WIN)
// c|/foo\bar.txt -> file:///c:/foo/bar.txt (pipe allowed instead of colon)
std::string cur(base::WideToUTF8(original.value()));
EXPECT_EQ(':', cur[1]);
cur[1] = '|';
EXPECT_EQ(golden, url_formatter::FixupURL(cur, std::string()));
FixupCase cases[] = {
{"c:\\Non-existent%20file.txt", "file:///C:/Non-existent%2520file.txt"},
// \\foo\bar.txt -> file://foo/bar.txt
// UNC paths, this file won't exist, but since there are no escapes, it
// should be returned just converted to a file: URL.
{"\\\\NonexistentHost\\foo\\bar.txt", "file://nonexistenthost/foo/bar.txt"},
// We do this strictly, like IE8, which only accepts this form using
// backslashes and not forward ones. Turning "//foo" into "http" matches
// Firefox and IE, silly though it may seem (it falls out of adding "http"
// as the default protocol if you haven't entered one).
{"//NonexistentHost\\foo/bar.txt", "http://nonexistenthost/foo/bar.txt"},
{"file:///C:/foo/bar", "file:///C:/foo/bar"},
// Much of the work here comes from GURL's canonicalization stage.
{"file://C:/foo/bar", "file:///C:/foo/bar"},
{"file:c:", "file:///C:"},
{"file:c:WINDOWS", "file:///C:/WINDOWS"},
{"file:c|Program Files", "file:///C:/Program%20Files"},
{"file:/file", "file://file/"},
{"file:////////c:\\foo", "file:///C:/foo"},
{"file://server/folder/file", "file://server/folder/file"},
// These are fixups we don't do, but could consider:
// {"file:///foo:/bar", "file://foo/bar"},
// {"file:/\\/server\\folder/file", "file://server/folder/file"},
};
#elif defined(OS_POSIX) || defined(OS_FUCHSIA)
#if defined(OS_APPLE)
#define HOME "/Users/"
#else
#define HOME "/home/"
#endif
url_formatter::home_directory_override = "/foo";
FixupCase cases[] = {
// File URLs go through GURL, which tries to escape intelligently.
{"/A%20non-existent file.txt", "file:///A%2520non-existent%20file.txt"},
// A plain "/" refers to the root.
{"/", "file:///"},
// These rely on the above home_directory_override.
{"~", "file:///foo"},
{"~/bar", "file:///foo/bar"},
// References to other users' homedirs.
{"~foo", "file://" HOME "foo"},
{"~x/blah", "file://" HOME "x/blah"},
};
#endif
for (size_t i = 0; i < base::size(cases); i++) {
EXPECT_EQ(cases[i].output,
url_formatter::FixupURL(cases[i].input, std::string())
.possibly_invalid_spec());
}
EXPECT_TRUE(base::DeleteFile(original));
}
TEST(URLFixerTest, FixupRelativeFile) {
base::FilePath full_path;
base::FilePath file_part(
FILE_PATH_LITERAL("url_fixer_upper_existing_file.txt"));
base::ScopedTempDir temp_dir_;
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
ASSERT_TRUE(MakeTempFile(temp_dir_.GetPath(), file_part, &full_path));
full_path = base::MakeAbsoluteFilePath(full_path);
ASSERT_FALSE(full_path.empty());
// make sure we pass through good URLs
for (size_t i = 0; i < base::size(fixup_cases); ++i) {
FixupCase value = fixup_cases[i];
base::FilePath input = base::FilePath::FromUTF8Unsafe(value.input);
EXPECT_EQ(value.output,
url_formatter::FixupRelativeFile(temp_dir_.GetPath(), input)
.possibly_invalid_spec())
<< "input: " << value.input;
}
// make sure the existing file got fixed-up to a file URL, and that there
// are no backslashes
EXPECT_TRUE(IsMatchingFileURL(
url_formatter::FixupRelativeFile(temp_dir_.GetPath(), file_part)
.possibly_invalid_spec(),
full_path));
EXPECT_TRUE(base::DeleteFile(full_path));
// create a filename we know doesn't exist and make sure it doesn't get
// fixed up to a file URL
base::FilePath nonexistent_file(
FILE_PATH_LITERAL("url_fixer_upper_nonexistent_file.txt"));
std::string fixedup(
url_formatter::FixupRelativeFile(temp_dir_.GetPath(), nonexistent_file)
.possibly_invalid_spec());
EXPECT_NE(std::string("file:///"), fixedup.substr(0, 8));
EXPECT_FALSE(IsMatchingFileURL(fixedup, nonexistent_file));
// make a subdir to make sure relative paths with directories work, also
// test spaces:
// "app_dir\url fixer-upper dir\url fixer-upper existing file.txt"
base::FilePath sub_dir(FILE_PATH_LITERAL("url fixer-upper dir"));
base::FilePath sub_file(
FILE_PATH_LITERAL("url fixer-upper existing file.txt"));
base::FilePath new_dir = temp_dir_.GetPath().Append(sub_dir);
base::CreateDirectory(new_dir);
ASSERT_TRUE(MakeTempFile(new_dir, sub_file, &full_path));
full_path = base::MakeAbsoluteFilePath(full_path);
ASSERT_FALSE(full_path.empty());
// test file in the subdir
base::FilePath relative_file = sub_dir.Append(sub_file);
EXPECT_TRUE(IsMatchingFileURL(
url_formatter::FixupRelativeFile(temp_dir_.GetPath(), relative_file)
.possibly_invalid_spec(),
full_path));
// test file in the subdir with different slashes and escaping.
base::FilePath::StringType relative_file_str = sub_dir.value() +
FILE_PATH_LITERAL("/") + sub_file.value();
base::ReplaceSubstringsAfterOffset(&relative_file_str, 0,
FILE_PATH_LITERAL(" "), FILE_PATH_LITERAL("%20"));
EXPECT_TRUE(IsMatchingFileURL(
url_formatter::FixupRelativeFile(temp_dir_.GetPath(),
base::FilePath(relative_file_str))
.possibly_invalid_spec(),
full_path));
// test relative directories and duplicate slashes
// (should resolve to the same file as above)
relative_file_str = sub_dir.value() + FILE_PATH_LITERAL("/../") +
sub_dir.value() + FILE_PATH_LITERAL("///./") + sub_file.value();
EXPECT_TRUE(IsMatchingFileURL(
url_formatter::FixupRelativeFile(temp_dir_.GetPath(),
base::FilePath(relative_file_str))
.possibly_invalid_spec(),
full_path));
// done with the subdir
EXPECT_TRUE(base::DeleteFile(full_path));
EXPECT_TRUE(base::DeletePathRecursively(new_dir));
// Test that an obvious HTTP URL isn't accidentally treated as an absolute
// file path (on account of system-specific craziness).
base::FilePath empty_path;
base::FilePath http_url_path(FILE_PATH_LITERAL("http://../"));
EXPECT_TRUE(url_formatter::FixupRelativeFile(empty_path, http_url_path)
.SchemeIs("http"));
}