1 files changed, 62 insertions, 0 deletions
diff --git a/tools/slang-unit-test/unit-test-path.cpp b/tools/slang-unit-test/unit-test-path.cpp
new file mode 100644
index 000000000..c27feee9c
--- /dev/null
+++ b/tools/slang-unit-test/unit-test-path.cpp
@@ -0,0 +1,62 @@
+// unit-test-path.cpp
+
+#include "../../source/core/slang-io.h"
+
+#include "tools/unit-test/slang-unit-test.h"
+
+using namespace Slang;
+
+SLANG_UNIT_TEST(path)
+{
+#if SLANG_WINDOWS_FAMILY
+    // Disable for now on non windows has some problems on *some* Linux based CI.
+    {
+        String path;
+        SlangResult res = Path::getCanonical("source/slang", path);
+        SLANG_CHECK(SLANG_SUCCEEDED(res));
+
+        String parentPath;
+        res = Path::getCanonical("source", parentPath);
+        SLANG_CHECK(SLANG_SUCCEEDED(res));
+
+        String parentPath2 = Path::getParentDirectory(path);
+        SLANG_CHECK(parentPath == parentPath2);
+    }
+#endif
+    // Test the paths
+    {
+        SLANG_CHECK(Path::simplify(".") == ".");
+        SLANG_CHECK(Path::simplify("..") == "..");
+        SLANG_CHECK(Path::simplify("blah/..") == ".");
+
+        SLANG_CHECK(Path::simplify("blah/.././a") == "a");
+
+        SLANG_CHECK(Path::simplify("a:/what/.././../is/./../this/.") == "a:/../this");
+
+        SLANG_CHECK(Path::simplify("a:/what/.././../is/./../this/./") == "a:/../this");
+
+        SLANG_CHECK(Path::simplify("a:\\what\\..\\.\\..\\is\\.\\..\\this\\.\\") == "a:/../this");
+
+        SLANG_CHECK(Path::simplify("tests/preprocessor/.\\pragma-once-a.h") == "tests/preprocessor/pragma-once-a.h");
+
+
+        SLANG_CHECK(Path::hasRelativeElement("."));
+        SLANG_CHECK(Path::hasRelativeElement(".."));
+        SLANG_CHECK(Path::hasRelativeElement("blah/.."));
+
+        SLANG_CHECK(Path::hasRelativeElement("blah/.././a"));
+        SLANG_CHECK(Path::hasRelativeElement("a") == false);
+        SLANG_CHECK(Path::hasRelativeElement("blah/a") == false);
+        SLANG_CHECK(Path::hasRelativeElement("a:\\blah/a") == false);
+
+
+        SLANG_CHECK(Path::hasRelativeElement("a:/what/.././../is/./../this/."));
+
+        SLANG_CHECK(Path::hasRelativeElement("a:/what/.././../is/./../this/./"));
+
+        SLANG_CHECK(Path::hasRelativeElement("a:\\what\\..\\.\\..\\is\\.\\..\\this\\.\\"));
+
+
+    }
+}
+