1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/unittests/Support/Path.cpp b/llvm/unittests/Support/Path.cpp
index a7a6a4a..07ad3fc 100644
--- a/llvm/unittests/Support/Path.cpp
+++ b/llvm/unittests/Support/Path.cpp
@@ -844,4 +844,24 @@ TEST(Support, RemoveLeadingDotSlash) {
   Path2 = path::remove_leading_dotslash(Path2);
   EXPECT_EQ(Path2, "");
 }
+
+static std::string remove_dots(StringRef path,
+    bool remove_dot_dot) {
+  SmallString<256> buffer(path);
+  path::remove_dots(buffer, remove_dot_dot);
+  return buffer.str();
+}
+
+TEST(Support, RemoveDots) {
+  EXPECT_EQ("foolz/wat", remove_dots("././/foolz/wat", false));
+  EXPECT_EQ("", remove_dots("./////", false));
+
+  EXPECT_EQ("a/../b/c", remove_dots("./a/../b/c", false));
+  EXPECT_EQ("b/c", remove_dots("./a/../b/c", true));
+  EXPECT_EQ("c", remove_dots("././c", true));
+
+  SmallString<64> Path1("././c");
+  EXPECT_TRUE(path::remove_dots(Path1, true));
+  EXPECT_EQ("c", Path1);
+}
 } // anonymous namespace