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-rw-r--r--llvm/unittests/Support/VirtualFileSystemTest.cpp37
1 files changed, 37 insertions, 0 deletions
diff --git a/llvm/unittests/Support/VirtualFileSystemTest.cpp b/llvm/unittests/Support/VirtualFileSystemTest.cpp
index 458b07e6d43..7b42943f0fd 100644
--- a/llvm/unittests/Support/VirtualFileSystemTest.cpp
+++ b/llvm/unittests/Support/VirtualFileSystemTest.cpp
@@ -743,6 +743,43 @@ TEST(VirtualFileSystemTest, HiddenInIteration) {
}
}
+TEST(ProxyFileSystemTest, Basic) {
+ IntrusiveRefCntPtr<vfs::InMemoryFileSystem> Base(
+ new vfs::InMemoryFileSystem());
+ vfs::ProxyFileSystem PFS(Base);
+
+ Base->addFile("/a", 0, MemoryBuffer::getMemBuffer("test"));
+
+ auto Stat = PFS.status("/a");
+ ASSERT_FALSE(Stat.getError());
+
+ auto File = PFS.openFileForRead("/a");
+ ASSERT_FALSE(File.getError());
+ EXPECT_EQ("test", (*(*File)->getBuffer("ignored"))->getBuffer());
+
+ std::error_code EC;
+ vfs::directory_iterator I = PFS.dir_begin("/", EC);
+ ASSERT_FALSE(EC);
+ ASSERT_EQ("/a", I->path());
+ I.increment(EC);
+ ASSERT_FALSE(EC);
+ ASSERT_EQ(vfs::directory_iterator(), I);
+
+ ASSERT_FALSE(PFS.setCurrentWorkingDirectory("/"));
+
+ auto PWD = PFS.getCurrentWorkingDirectory();
+ ASSERT_FALSE(PWD.getError());
+ ASSERT_EQ("/", *PWD);
+
+ SmallString<16> Path;
+ ASSERT_FALSE(PFS.getRealPath("a", Path));
+ ASSERT_EQ("/a", Path);
+
+ bool Local = true;
+ ASSERT_FALSE(PFS.isLocal("/a", Local));
+ ASSERT_EQ(false, Local);
+}
+
class InMemoryFileSystemTest : public ::testing::Test {
protected:
llvm::vfs::InMemoryFileSystem FS;
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