llvm-project/lldb/unittests/Utility/FileSpecTest.cpp

372 lines
13 KiB
C++

//===-- FileSpecTest.cpp ----------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "gtest/gtest.h"
#include "lldb/Utility/FileSpec.h"
using namespace lldb_private;
TEST(FileSpecTest, FileAndDirectoryComponents) {
FileSpec fs_posix("/foo/bar", FileSpec::Style::posix);
EXPECT_STREQ("/foo/bar", fs_posix.GetCString());
EXPECT_STREQ("/foo", fs_posix.GetDirectory().GetCString());
EXPECT_STREQ("bar", fs_posix.GetFilename().GetCString());
FileSpec fs_windows("F:\\bar", FileSpec::Style::windows);
EXPECT_STREQ("F:\\bar", fs_windows.GetCString());
// EXPECT_STREQ("F:\\", fs_windows.GetDirectory().GetCString()); // It returns
// "F:/"
EXPECT_STREQ("bar", fs_windows.GetFilename().GetCString());
FileSpec fs_posix_root("/", FileSpec::Style::posix);
EXPECT_STREQ("/", fs_posix_root.GetCString());
EXPECT_EQ(nullptr, fs_posix_root.GetDirectory().GetCString());
EXPECT_STREQ("/", fs_posix_root.GetFilename().GetCString());
FileSpec fs_net_drive("//net", FileSpec::Style::posix);
EXPECT_STREQ("//net", fs_net_drive.GetCString());
EXPECT_EQ(nullptr, fs_net_drive.GetDirectory().GetCString());
EXPECT_STREQ("//net", fs_net_drive.GetFilename().GetCString());
FileSpec fs_net_root("//net/", FileSpec::Style::posix);
EXPECT_STREQ("//net/", fs_net_root.GetCString());
EXPECT_STREQ("//net", fs_net_root.GetDirectory().GetCString());
EXPECT_STREQ("/", fs_net_root.GetFilename().GetCString());
FileSpec fs_windows_drive("F:", FileSpec::Style::windows);
EXPECT_STREQ("F:", fs_windows_drive.GetCString());
EXPECT_EQ(nullptr, fs_windows_drive.GetDirectory().GetCString());
EXPECT_STREQ("F:", fs_windows_drive.GetFilename().GetCString());
FileSpec fs_windows_root("F:\\", FileSpec::Style::windows);
EXPECT_STREQ("F:\\", fs_windows_root.GetCString());
EXPECT_STREQ("F:", fs_windows_root.GetDirectory().GetCString());
// EXPECT_STREQ("\\", fs_windows_root.GetFilename().GetCString()); // It
// returns "/"
FileSpec fs_posix_long("/foo/bar/baz", FileSpec::Style::posix);
EXPECT_STREQ("/foo/bar/baz", fs_posix_long.GetCString());
EXPECT_STREQ("/foo/bar", fs_posix_long.GetDirectory().GetCString());
EXPECT_STREQ("baz", fs_posix_long.GetFilename().GetCString());
FileSpec fs_windows_long("F:\\bar\\baz", FileSpec::Style::windows);
EXPECT_STREQ("F:\\bar\\baz", fs_windows_long.GetCString());
// EXPECT_STREQ("F:\\bar", fs_windows_long.GetDirectory().GetCString()); // It
// returns "F:/bar"
EXPECT_STREQ("baz", fs_windows_long.GetFilename().GetCString());
FileSpec fs_posix_trailing_slash("/foo/bar/", FileSpec::Style::posix);
EXPECT_STREQ("/foo/bar", fs_posix_trailing_slash.GetCString());
EXPECT_STREQ("/foo", fs_posix_trailing_slash.GetDirectory().GetCString());
EXPECT_STREQ("bar", fs_posix_trailing_slash.GetFilename().GetCString());
FileSpec fs_windows_trailing_slash("F:\\bar\\", FileSpec::Style::windows);
EXPECT_STREQ("F:\\bar", fs_windows_trailing_slash.GetCString());
EXPECT_STREQ("bar", fs_windows_trailing_slash.GetFilename().GetCString());
}
TEST(FileSpecTest, AppendPathComponent) {
FileSpec fs_posix("/foo", FileSpec::Style::posix);
fs_posix.AppendPathComponent("bar");
EXPECT_STREQ("/foo/bar", fs_posix.GetCString());
EXPECT_STREQ("/foo", fs_posix.GetDirectory().GetCString());
EXPECT_STREQ("bar", fs_posix.GetFilename().GetCString());
FileSpec fs_posix_2("/foo", FileSpec::Style::posix);
fs_posix_2.AppendPathComponent("//bar/baz");
EXPECT_STREQ("/foo/bar/baz", fs_posix_2.GetCString());
EXPECT_STREQ("/foo/bar", fs_posix_2.GetDirectory().GetCString());
EXPECT_STREQ("baz", fs_posix_2.GetFilename().GetCString());
FileSpec fs_windows("F:\\bar", FileSpec::Style::windows);
fs_windows.AppendPathComponent("baz");
EXPECT_STREQ("F:\\bar\\baz", fs_windows.GetCString());
// EXPECT_STREQ("F:\\bar", fs_windows.GetDirectory().GetCString()); // It
// returns "F:/bar"
EXPECT_STREQ("baz", fs_windows.GetFilename().GetCString());
FileSpec fs_posix_root("/", FileSpec::Style::posix);
fs_posix_root.AppendPathComponent("bar");
EXPECT_STREQ("/bar", fs_posix_root.GetCString());
EXPECT_STREQ("/", fs_posix_root.GetDirectory().GetCString());
EXPECT_STREQ("bar", fs_posix_root.GetFilename().GetCString());
FileSpec fs_windows_root("F:\\", FileSpec::Style::windows);
fs_windows_root.AppendPathComponent("bar");
EXPECT_STREQ("F:\\bar", fs_windows_root.GetCString());
// EXPECT_STREQ("F:\\", fs_windows_root.GetDirectory().GetCString()); // It
// returns "F:/"
EXPECT_STREQ("bar", fs_windows_root.GetFilename().GetCString());
}
TEST(FileSpecTest, CopyByAppendingPathComponent) {
FileSpec fs = FileSpec("/foo", FileSpec::Style::posix)
.CopyByAppendingPathComponent("bar");
EXPECT_STREQ("/foo/bar", fs.GetCString());
EXPECT_STREQ("/foo", fs.GetDirectory().GetCString());
EXPECT_STREQ("bar", fs.GetFilename().GetCString());
}
TEST(FileSpecTest, PrependPathComponent) {
FileSpec fs_posix("foo", FileSpec::Style::posix);
fs_posix.PrependPathComponent("/bar");
EXPECT_STREQ("/bar/foo", fs_posix.GetCString());
FileSpec fs_posix_2("foo/bar", FileSpec::Style::posix);
fs_posix_2.PrependPathComponent("/baz");
EXPECT_STREQ("/baz/foo/bar", fs_posix_2.GetCString());
FileSpec fs_windows("baz", FileSpec::Style::windows);
fs_windows.PrependPathComponent("F:\\bar");
EXPECT_STREQ("F:\\bar\\baz", fs_windows.GetCString());
FileSpec fs_posix_root("bar", FileSpec::Style::posix);
fs_posix_root.PrependPathComponent("/");
EXPECT_STREQ("/bar", fs_posix_root.GetCString());
FileSpec fs_windows_root("bar", FileSpec::Style::windows);
fs_windows_root.PrependPathComponent("F:\\");
EXPECT_STREQ("F:\\bar", fs_windows_root.GetCString());
}
TEST(FileSpecTest, EqualSeparator) {
FileSpec backward("C:\\foo\\bar", FileSpec::Style::windows);
FileSpec forward("C:/foo/bar", FileSpec::Style::windows);
EXPECT_EQ(forward, backward);
}
TEST(FileSpecTest, EqualDotsWindows) {
std::pair<const char *, const char *> tests[] = {
{R"(C:\foo\bar\baz)", R"(C:\foo\foo\..\bar\baz)"},
{R"(C:\bar\baz)", R"(C:\foo\..\bar\baz)"},
{R"(C:\bar\baz)", R"(C:/foo/../bar/baz)"},
{R"(C:/bar/baz)", R"(C:\foo\..\bar\baz)"},
{R"(C:\bar)", R"(C:\foo\..\bar)"},
{R"(C:\foo\bar)", R"(C:\foo\.\bar)"},
{R"(C:\foo\bar)", R"(C:\foo\bar\.)"},
};
for (const auto &test : tests) {
FileSpec one(test.first, FileSpec::Style::windows);
FileSpec two(test.second, FileSpec::Style::windows);
EXPECT_EQ(one, two);
}
}
TEST(FileSpecTest, EqualDotsPosix) {
std::pair<const char *, const char *> tests[] = {
{R"(/foo/bar/baz)", R"(/foo/foo/../bar/baz)"},
{R"(/bar/baz)", R"(/foo/../bar/baz)"},
{R"(/bar)", R"(/foo/../bar)"},
{R"(/foo/bar)", R"(/foo/./bar)"},
{R"(/foo/bar)", R"(/foo/bar/.)"},
};
for (const auto &test : tests) {
FileSpec one(test.first, FileSpec::Style::posix);
FileSpec two(test.second, FileSpec::Style::posix);
EXPECT_EQ(one, two);
}
}
TEST(FileSpecTest, EqualDotsPosixRoot) {
std::pair<const char *, const char *> tests[] = {
{R"(/)", R"(/..)"},
{R"(/)", R"(/.)"},
{R"(/)", R"(/foo/..)"},
};
for (const auto &test : tests) {
FileSpec one(test.first, FileSpec::Style::posix);
FileSpec two(test.second, FileSpec::Style::posix);
EXPECT_EQ(one, two);
}
}
TEST(FileSpecTest, GetNormalizedPath) {
std::pair<const char *, const char *> posix_tests[] = {
{"/foo/.././bar", "/bar"},
{"/foo/./../bar", "/bar"},
{"/foo/../bar", "/bar"},
{"/foo/./bar", "/foo/bar"},
{"/foo/..", "/"},
{"/foo/.", "/foo"},
{"/foo//bar", "/foo/bar"},
{"/foo//bar/baz", "/foo/bar/baz"},
{"/foo//bar/./baz", "/foo/bar/baz"},
{"/./foo", "/foo"},
{"/", "/"},
{"//", "/"},
{"//net", "//net"},
{"/..", "/"},
{"/.", "/"},
{"..", ".."},
{".", "."},
{"../..", "../.."},
{"foo/..", "."},
{"foo/../bar", "bar"},
{"../foo/..", ".."},
{"./foo", "foo"},
{"././foo", "foo"},
{"../foo", "../foo"},
{"../../foo", "../../foo"},
};
for (auto test : posix_tests) {
SCOPED_TRACE(llvm::Twine("test.first = ") + test.first);
EXPECT_EQ(test.second,
FileSpec(test.first, FileSpec::Style::posix).GetPath());
}
std::pair<const char *, const char *> windows_tests[] = {
{R"(c:\bar\..\bar)", R"(c:\bar)"},
{R"(c:\bar\.\bar)", R"(c:\bar\bar)"},
{R"(c:\bar\..)", R"(c:\)"},
{R"(c:\bar\.)", R"(c:\bar)"},
{R"(c:\.\bar)", R"(c:\bar)"},
{R"(\)", R"(\)"},
{R"(\\)", R"(\)"},
{R"(\\net)", R"(\\net)"},
{R"(c:\..)", R"(c:\)"},
{R"(c:\.)", R"(c:\)"},
// TODO: fix llvm::sys::path::remove_dots() to return "\" below.
{R"(\..)", R"(\..)"},
// {R"(c:..)", R"(c:..)"},
{R"(..)", R"(..)"},
{R"(.)", R"(.)"},
// TODO: fix llvm::sys::path::remove_dots() to return "c:\" below.
{R"(c:..\..)", R"(c:\..\..)"},
{R"(..\..)", R"(..\..)"},
{R"(foo\..)", R"(.)"},
{R"(foo\..\bar)", R"(bar)"},
{R"(..\foo\..)", R"(..)"},
{R"(.\foo)", R"(foo)"},
{R"(.\.\foo)", R"(foo)"},
{R"(..\foo)", R"(..\foo)"},
{R"(..\..\foo)", R"(..\..\foo)"},
};
for (auto test : windows_tests) {
EXPECT_EQ(test.second,
FileSpec(test.first, FileSpec::Style::windows).GetPath())
<< "Original path: " << test.first;
}
}
TEST(FileSpecTest, FormatFileSpec) {
auto win = FileSpec::Style::windows;
FileSpec F;
EXPECT_EQ("(empty)", llvm::formatv("{0}", F).str());
EXPECT_EQ("(empty)", llvm::formatv("{0:D}", F).str());
EXPECT_EQ("(empty)", llvm::formatv("{0:F}", F).str());
F = FileSpec("C:\\foo\\bar.txt", win);
EXPECT_EQ("C:\\foo\\bar.txt", llvm::formatv("{0}", F).str());
EXPECT_EQ("C:\\foo\\", llvm::formatv("{0:D}", F).str());
EXPECT_EQ("bar.txt", llvm::formatv("{0:F}", F).str());
F = FileSpec("foo\\bar.txt", win);
EXPECT_EQ("foo\\bar.txt", llvm::formatv("{0}", F).str());
EXPECT_EQ("foo\\", llvm::formatv("{0:D}", F).str());
EXPECT_EQ("bar.txt", llvm::formatv("{0:F}", F).str());
F = FileSpec("foo", win);
EXPECT_EQ("foo", llvm::formatv("{0}", F).str());
EXPECT_EQ("foo", llvm::formatv("{0:F}", F).str());
EXPECT_EQ("(empty)", llvm::formatv("{0:D}", F).str());
}
TEST(FileSpecTest, IsRelative) {
llvm::StringRef not_relative[] = {
"/",
"/a",
"/a/",
"/a/b",
"/a/b/",
"//",
"//a/",
"//a/b",
"//a/b/",
"~",
"~/",
"~/a",
"~/a/",
"~/a/b"
"~/a/b/",
"/foo/.",
"/foo/..",
"/foo/../",
"/foo/../.",
};
for (const auto &path: not_relative) {
FileSpec spec(path, FileSpec::Style::posix);
EXPECT_FALSE(spec.IsRelative());
}
llvm::StringRef is_relative[] = {
".",
"./",
".///",
"a",
"./a",
"./a/",
"./a/",
"./a/b",
"./a/b/",
"../foo",
"foo/bar.c",
"./foo/bar.c"
};
for (const auto &path: is_relative) {
FileSpec spec(path, FileSpec::Style::posix);
EXPECT_TRUE(spec.IsRelative());
}
}
TEST(FileSpecTest, RemoveLastPathComponent) {
FileSpec fs_posix("/foo/bar/baz", FileSpec::Style::posix);
EXPECT_STREQ("/foo/bar/baz", fs_posix.GetCString());
EXPECT_TRUE(fs_posix.RemoveLastPathComponent());
EXPECT_STREQ("/foo/bar", fs_posix.GetCString());
EXPECT_TRUE(fs_posix.RemoveLastPathComponent());
EXPECT_STREQ("/foo", fs_posix.GetCString());
EXPECT_TRUE(fs_posix.RemoveLastPathComponent());
EXPECT_STREQ("/", fs_posix.GetCString());
EXPECT_FALSE(fs_posix.RemoveLastPathComponent());
EXPECT_STREQ("/", fs_posix.GetCString());
FileSpec fs_posix_relative("./foo/bar/baz", FileSpec::Style::posix);
EXPECT_STREQ("foo/bar/baz", fs_posix_relative.GetCString());
EXPECT_TRUE(fs_posix_relative.RemoveLastPathComponent());
EXPECT_STREQ("foo/bar", fs_posix_relative.GetCString());
EXPECT_TRUE(fs_posix_relative.RemoveLastPathComponent());
EXPECT_STREQ("foo", fs_posix_relative.GetCString());
EXPECT_FALSE(fs_posix_relative.RemoveLastPathComponent());
EXPECT_STREQ("foo", fs_posix_relative.GetCString());
FileSpec fs_posix_relative2("./", FileSpec::Style::posix);
EXPECT_STREQ(".", fs_posix_relative2.GetCString());
EXPECT_FALSE(fs_posix_relative2.RemoveLastPathComponent());
EXPECT_STREQ(".", fs_posix_relative2.GetCString());
EXPECT_FALSE(fs_posix_relative.RemoveLastPathComponent());
EXPECT_STREQ(".", fs_posix_relative2.GetCString());
FileSpec fs_windows("C:\\foo\\bar\\baz", FileSpec::Style::windows);
EXPECT_STREQ("C:\\foo\\bar\\baz", fs_windows.GetCString());
EXPECT_TRUE(fs_windows.RemoveLastPathComponent());
EXPECT_STREQ("C:\\foo\\bar", fs_windows.GetCString());
EXPECT_TRUE(fs_windows.RemoveLastPathComponent());
EXPECT_STREQ("C:\\foo", fs_windows.GetCString());
EXPECT_TRUE(fs_windows.RemoveLastPathComponent());
EXPECT_STREQ("C:\\", fs_windows.GetCString());
EXPECT_TRUE(fs_windows.RemoveLastPathComponent());
EXPECT_STREQ("C:", fs_windows.GetCString());
EXPECT_FALSE(fs_windows.RemoveLastPathComponent());
EXPECT_STREQ("C:", fs_windows.GetCString());
}