Fixes a bug when iterating on paths

This fixes the incorrect implementation of iterating on file/directory
paths.

Differential Review: http://llvm-reviews.chandlerc.com/D1277


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@188183 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tareq A. Siraj 2013-08-12 17:10:49 +00:00
parent 809313970f
commit 225396c2b5
2 changed files with 70 additions and 1 deletions

View File

@ -77,7 +77,7 @@ namespace {
return path.substr(0, 1);
// * {file,directory}name
size_t end = path.find_first_of(separators, 2);
size_t end = path.find_first_of(separators);
return path.substr(0, end);
}

View File

@ -141,6 +141,75 @@ TEST(Support, Path) {
}
}
TEST(Support, RelativePathIterator) {
SmallString<64> Path(StringRef("c/d/e/foo.txt"));
typedef SmallVector<StringRef, 4> PathComponents;
PathComponents ExpectedPathComponents;
PathComponents ActualPathComponents;
StringRef(Path).split(ExpectedPathComponents, "/");
for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
++I) {
ActualPathComponents.push_back(*I);
}
ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
}
}
TEST(Support, AbsolutePathIterator) {
SmallString<64> Path(StringRef("/c/d/e/foo.txt"));
typedef SmallVector<StringRef, 4> PathComponents;
PathComponents ExpectedPathComponents;
PathComponents ActualPathComponents;
StringRef(Path).split(ExpectedPathComponents, "/");
// The root path will also be a component when iterating
ExpectedPathComponents[0] = "/";
for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
++I) {
ActualPathComponents.push_back(*I);
}
ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
}
}
#ifdef LLVM_ON_WIN32
TEST(Support, AbsolutePathIteratorWin32) {
SmallString<64> Path(StringRef("c:\\c\\e\\foo.txt"));
typedef SmallVector<StringRef, 4> PathComponents;
PathComponents ExpectedPathComponents;
PathComponents ActualPathComponents;
StringRef(Path).split(ExpectedPathComponents, "\\");
// The root path (which comes after the drive name) will also be a component
// when iterating.
ExpectedPathComponents.insert(ExpectedPathComponents.begin()+1, "\\");
for (path::const_iterator I = path::begin(Path), E = path::end(Path); I != E;
++I) {
ActualPathComponents.push_back(*I);
}
ASSERT_EQ(ExpectedPathComponents.size(), ActualPathComponents.size());
for (size_t i = 0; i <ExpectedPathComponents.size(); ++i) {
EXPECT_EQ(ExpectedPathComponents[i].str(), ActualPathComponents[i].str());
}
}
#endif // LLVM_ON_WIN32
class FileSystemTest : public testing::Test {
protected:
/// Unique temporary directory in which all created filesystem entities must