| // Copyright 2011 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "util.h" |
| |
| #include "test.h" |
| |
| namespace { |
| |
| bool CanonicalizePath(string* path, string* err) { |
| uint64_t unused; |
| return ::CanonicalizePath(path, &unused, err); |
| } |
| |
| } // namespace |
| |
| TEST(CanonicalizePath, PathSamples) { |
| string path; |
| string err; |
| |
| EXPECT_FALSE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("empty path", err); |
| |
| path = "foo.h"; err = ""; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo.h", path); |
| |
| path = "./foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo.h", path); |
| |
| path = "./foo/./bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/bar.h", path); |
| |
| path = "./x/foo/../bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("x/bar.h", path); |
| |
| path = "./x/foo/../../bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("bar.h", path); |
| |
| path = "foo//bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/bar", path); |
| |
| path = "foo//.//..///bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("bar", path); |
| |
| path = "./x/../foo/../../bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("../bar.h", path); |
| |
| path = "foo/./."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo", path); |
| |
| path = "foo/bar/.."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo", path); |
| |
| path = "foo/.hidden_bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/.hidden_bar", path); |
| |
| path = "/foo"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("/foo", path); |
| |
| path = "//foo"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| #ifdef _WIN32 |
| EXPECT_EQ("//foo", path); |
| #else |
| EXPECT_EQ("/foo", path); |
| #endif |
| |
| path = "/"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("", path); |
| |
| path = "/foo/.."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("", path); |
| |
| path = "."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ(".", path); |
| |
| path = "./."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ(".", path); |
| |
| path = "foo/.."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ(".", path); |
| } |
| |
| #ifdef _WIN32 |
| TEST(CanonicalizePath, PathSamplesWindows) { |
| string path; |
| string err; |
| |
| EXPECT_FALSE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("empty path", err); |
| |
| path = "foo.h"; err = ""; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo.h", path); |
| |
| path = ".\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo.h", path); |
| |
| path = ".\\foo\\.\\bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/bar.h", path); |
| |
| path = ".\\x\\foo\\..\\bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("x/bar.h", path); |
| |
| path = ".\\x\\foo\\..\\..\\bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("bar.h", path); |
| |
| path = "foo\\\\bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/bar", path); |
| |
| path = "foo\\\\.\\\\..\\\\\\bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("bar", path); |
| |
| path = ".\\x\\..\\foo\\..\\..\\bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("../bar.h", path); |
| |
| path = "foo\\.\\."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo", path); |
| |
| path = "foo\\bar\\.."; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo", path); |
| |
| path = "foo\\.hidden_bar"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("foo/.hidden_bar", path); |
| |
| path = "\\foo"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("/foo", path); |
| |
| path = "\\\\foo"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("//foo", path); |
| |
| path = "\\"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("", path); |
| } |
| |
| TEST(CanonicalizePath, SlashTracking) { |
| string path; |
| string err; |
| uint64_t slash_bits; |
| |
| path = "foo.h"; err = ""; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("foo.h", path); |
| EXPECT_EQ(0, slash_bits); |
| |
| path = "a\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a/bcd/efh\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/bcd/efh/foo.h", path); |
| EXPECT_EQ(4, slash_bits); |
| |
| path = "a\\bcd/efh\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/bcd/efh/foo.h", path); |
| EXPECT_EQ(5, slash_bits); |
| |
| path = "a\\bcd\\efh\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/bcd/efh/foo.h", path); |
| EXPECT_EQ(7, slash_bits); |
| |
| path = "a/bcd/efh/foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/bcd/efh/foo.h", path); |
| EXPECT_EQ(0, slash_bits); |
| |
| path = "a\\./efh\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/efh/foo.h", path); |
| EXPECT_EQ(3, slash_bits); |
| |
| path = "a\\../efh\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("efh/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a\\b\\c\\d\\e\\f\\g\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/b/c/d/e/f/g/foo.h", path); |
| EXPECT_EQ(127, slash_bits); |
| |
| path = "a\\b\\c\\..\\..\\..\\g\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("g/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a\\b/c\\../../..\\g\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("g/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a\\b/c\\./../..\\g\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/g/foo.h", path); |
| EXPECT_EQ(3, slash_bits); |
| |
| path = "a\\b/c\\./../..\\g/foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/g/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a\\\\\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| |
| path = "a/\\\\foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/foo.h", path); |
| EXPECT_EQ(0, slash_bits); |
| |
| path = "a\\//foo.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ("a/foo.h", path); |
| EXPECT_EQ(1, slash_bits); |
| } |
| |
| TEST(CanonicalizePath, CanonicalizeNotExceedingLen) { |
| // Make sure searching \/ doesn't go past supplied len. |
| char buf[] = "foo/bar\\baz.h\\"; // Last \ past end. |
| uint64_t slash_bits; |
| string err; |
| size_t size = 13; |
| EXPECT_TRUE(::CanonicalizePath(buf, &size, &slash_bits, &err)); |
| EXPECT_EQ(0, strncmp("foo/bar/baz.h", buf, size)); |
| EXPECT_EQ(2, slash_bits); // Not including the trailing one. |
| } |
| |
| TEST(CanonicalizePath, TooManyComponents) { |
| string path; |
| string err; |
| uint64_t slash_bits; |
| |
| // 64 is OK. |
| path = "a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./" |
| "a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./x.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0x0); |
| |
| // Backslashes version. |
| path = |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\x.h"; |
| |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0xffffffff); |
| |
| // 65 is OK if #component is less than 60 after path canonicalization. |
| err = ""; |
| path = "a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./" |
| "a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./a/./x/y.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0x0); |
| |
| // Backslashes version. |
| err = ""; |
| path = |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\" |
| "a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\a\\.\\x\\y.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0x1ffffffff); |
| |
| |
| // 59 after canonicalization is OK. |
| err = ""; |
| path = "a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/" |
| "a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/a/x/y.h"; |
| EXPECT_EQ(58, std::count(path.begin(), path.end(), '/')); |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0x0); |
| |
| // Backslashes version. |
| err = ""; |
| path = |
| "a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\" |
| "a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\" |
| "a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\a\\" |
| "a\\a\\a\\a\\a\\a\\a\\a\\a\\x\\y.h"; |
| EXPECT_EQ(58, std::count(path.begin(), path.end(), '\\')); |
| EXPECT_TRUE(CanonicalizePath(&path, &slash_bits, &err)); |
| EXPECT_EQ(slash_bits, 0x3ffffffffffffff); |
| } |
| #endif |
| |
| TEST(CanonicalizePath, UpDir) { |
| string path, err; |
| path = "../../foo/bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("../../foo/bar.h", path); |
| |
| path = "test/../../foo/bar.h"; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("../foo/bar.h", path); |
| } |
| |
| TEST(CanonicalizePath, AbsolutePath) { |
| string path = "/usr/include/stdio.h"; |
| string err; |
| EXPECT_TRUE(CanonicalizePath(&path, &err)); |
| EXPECT_EQ("/usr/include/stdio.h", path); |
| } |
| |
| TEST(CanonicalizePath, NotNullTerminated) { |
| string path; |
| string err; |
| size_t len; |
| uint64_t unused; |
| |
| path = "foo/. bar/."; |
| len = strlen("foo/."); // Canonicalize only the part before the space. |
| EXPECT_TRUE(CanonicalizePath(&path[0], &len, &unused, &err)); |
| EXPECT_EQ(strlen("foo"), len); |
| EXPECT_EQ("foo/. bar/.", string(path)); |
| |
| path = "foo/../file bar/."; |
| len = strlen("foo/../file"); |
| EXPECT_TRUE(CanonicalizePath(&path[0], &len, &unused, &err)); |
| EXPECT_EQ(strlen("file"), len); |
| EXPECT_EQ("file ./file bar/.", string(path)); |
| } |
| |
| TEST(PathEscaping, TortureTest) { |
| string result; |
| |
| GetWin32EscapedString("foo bar\\\"'$@d!st!c'\\path'\\", &result); |
| EXPECT_EQ("\"foo bar\\\\\\\"'$@d!st!c'\\path'\\\\\"", result); |
| result.clear(); |
| |
| GetShellEscapedString("foo bar\"/'$@d!st!c'/path'", &result); |
| EXPECT_EQ("'foo bar\"/'\\''$@d!st!c'\\''/path'\\'''", result); |
| } |
| |
| TEST(PathEscaping, SensiblePathsAreNotNeedlesslyEscaped) { |
| const char* path = "some/sensible/path/without/crazy/characters.c++"; |
| string result; |
| |
| GetWin32EscapedString(path, &result); |
| EXPECT_EQ(path, result); |
| result.clear(); |
| |
| GetShellEscapedString(path, &result); |
| EXPECT_EQ(path, result); |
| } |
| |
| TEST(PathEscaping, SensibleWin32PathsAreNotNeedlesslyEscaped) { |
| const char* path = "some\\sensible\\path\\without\\crazy\\characters.c++"; |
| string result; |
| |
| GetWin32EscapedString(path, &result); |
| EXPECT_EQ(path, result); |
| } |
| |
| TEST(StripAnsiEscapeCodes, EscapeAtEnd) { |
| string stripped = StripAnsiEscapeCodes("foo\33"); |
| EXPECT_EQ("foo", stripped); |
| |
| stripped = StripAnsiEscapeCodes("foo\33["); |
| EXPECT_EQ("foo", stripped); |
| } |
| |
| TEST(StripAnsiEscapeCodes, StripColors) { |
| // An actual clang warning. |
| string input = "\33[1maffixmgr.cxx:286:15: \33[0m\33[0;1;35mwarning: " |
| "\33[0m\33[1musing the result... [-Wparentheses]\33[0m"; |
| string stripped = StripAnsiEscapeCodes(input); |
| EXPECT_EQ("affixmgr.cxx:286:15: warning: using the result... [-Wparentheses]", |
| stripped); |
| } |
| |
| TEST(ElideMiddle, NothingToElide) { |
| string input = "Nothing to elide in this short string."; |
| EXPECT_EQ(input, ElideMiddle(input, 80)); |
| EXPECT_EQ(input, ElideMiddle(input, 38)); |
| } |
| |
| TEST(ElideMiddle, ElideInTheMiddle) { |
| string input = "01234567890123456789"; |
| string elided = ElideMiddle(input, 10); |
| EXPECT_EQ("012...789", elided); |
| EXPECT_EQ("01234567...23456789", ElideMiddle(input, 19)); |
| } |