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[llvm][vfs] Fix merge from llvm.org/main in VirtualFileSystemTest #11108

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Merged
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Aug 4, 2025
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[llvm][vfs] Fix merge from llvm.org/main in VirtualFileSystemTest #11108

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122 changes: 0 additions & 122 deletions llvm/unittests/Support/VirtualFileSystemTest.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -3306,128 +3306,6 @@ TEST(RedirectingFileSystemTest, PrintOutput) {
Output);
}

TEST(RedirectingFileSystemTest, Exists) {
IntrusiveRefCntPtr<DummyFileSystem> Dummy(new NoStatusDummyFileSystem());
auto YAML =
MemoryBuffer::getMemBuffer("{\n"
" 'version': 0,\n"
" 'roots': [\n"
" {\n"
" 'type': 'directory-remap',\n"
" 'name': '/dremap',\n"
" 'external-contents': '/a',\n"
" },"
" {\n"
" 'type': 'directory-remap',\n"
" 'name': '/dmissing',\n"
" 'external-contents': '/dmissing',\n"
" },"
" {\n"
" 'type': 'directory',\n"
" 'name': '/both',\n"
" 'contents': [\n"
" {\n"
" 'type': 'file',\n"
" 'name': 'vfile',\n"
" 'external-contents': '/c'\n"
" }\n"
" ]\n"
" },\n"
" {\n"
" 'type': 'directory',\n"
" 'name': '/vdir',\n"
" 'contents': ["
" {\n"
" 'type': 'directory-remap',\n"
" 'name': 'dremap',\n"
" 'external-contents': '/b'\n"
" },\n"
" {\n"
" 'type': 'file',\n"
" 'name': 'missing',\n"
" 'external-contents': '/missing'\n"
" },\n"
" {\n"
" 'type': 'file',\n"
" 'name': 'vfile',\n"
" 'external-contents': '/c'\n"
" }]\n"
" }]\n"
"}");

Dummy->addDirectory("/a");
Dummy->addRegularFile("/a/foo");
Dummy->addDirectory("/b");
Dummy->addRegularFile("/c");
Dummy->addRegularFile("/both/foo");

auto Redirecting = vfs::RedirectingFileSystem::create(
std::move(YAML), nullptr, "", nullptr, Dummy);

EXPECT_TRUE(Redirecting->exists("/dremap"));
EXPECT_FALSE(Redirecting->exists("/dmissing"));
EXPECT_FALSE(Redirecting->exists("/unknown"));
EXPECT_TRUE(Redirecting->exists("/both"));
EXPECT_TRUE(Redirecting->exists("/both/foo"));
EXPECT_TRUE(Redirecting->exists("/both/vfile"));
EXPECT_TRUE(Redirecting->exists("/vdir"));
EXPECT_TRUE(Redirecting->exists("/vdir/dremap"));
EXPECT_FALSE(Redirecting->exists("/vdir/missing"));
EXPECT_TRUE(Redirecting->exists("/vdir/vfile"));
EXPECT_FALSE(Redirecting->exists("/vdir/unknown"));
}

TEST(RedirectingFileSystemTest, ExistsFallback) {
IntrusiveRefCntPtr<DummyFileSystem> Dummy(new NoStatusDummyFileSystem());
auto YAML =
MemoryBuffer::getMemBuffer("{\n"
" 'version': 0,\n"
" 'redirecting-with': 'fallback',\n"
" 'roots': [\n"
" {\n"
" 'type': 'file',\n"
" 'name': '/fallback',\n"
" 'external-contents': '/missing',\n"
" },"
" ]\n"
"}");

Dummy->addRegularFile("/fallback");

auto Redirecting = vfs::RedirectingFileSystem::create(
std::move(YAML), nullptr, "", nullptr, Dummy);

EXPECT_TRUE(Redirecting->exists("/fallback"));
EXPECT_FALSE(Redirecting->exists("/missing"));
}

TEST(RedirectingFileSystemTest, ExistsRedirectOnly) {
IntrusiveRefCntPtr<DummyFileSystem> Dummy(new NoStatusDummyFileSystem());
auto YAML =
MemoryBuffer::getMemBuffer("{\n"
" 'version': 0,\n"
" 'redirecting-with': 'redirect-only',\n"
" 'roots': [\n"
" {\n"
" 'type': 'file',\n"
" 'name': '/vfile',\n"
" 'external-contents': '/a',\n"
" },"
" ]\n"
"}");

Dummy->addRegularFile("/a");
Dummy->addRegularFile("/b");

auto Redirecting = vfs::RedirectingFileSystem::create(
std::move(YAML), nullptr, "", nullptr, Dummy);

EXPECT_FALSE(Redirecting->exists("/a"));
EXPECT_FALSE(Redirecting->exists("/b"));
EXPECT_TRUE(Redirecting->exists("/vfile"));
}


TEST(RedirectingFileSystemTest, Used) {
auto Dummy = makeIntrusiveRefCnt<DummyFileSystem>();
auto YAML1 =
Expand Down