Add ltoir linkable code unit test

pynvjitlink/tests/conftest.py

@@ -4,7 +4,7 @@
 import pytest
 
 from numba import cuda
-from pynvjitlink.patch import Archive, Cubin, CUSource, Fatbin, Object, PTXSource
+from pynvjitlink.patch import Archive, Cubin, CUSource, Fatbin, Object, PTXSource, LTOIR
 
 
 @pytest.fixture(scope="session")
@@ -113,6 +113,14 @@ def undefined_extern_cubin():
         return f.read()
 
 
+@pytest.fixture(scope="session")
+def device_functions_ltoir():
+    test_dir = os.path.dirname(os.path.abspath(__file__))
+    path = os.path.join(test_dir, "test_device_functions.ltoir")
+    with open(path, "rb") as f:
+        return f.read()
+
+
 @pytest.fixture(scope="session")
 def linkable_code_archive(device_functions_archive):
     return Archive(device_functions_archive)
@@ -141,3 +149,8 @@ def linkable_code_object(device_functions_object):
 @pytest.fixture(scope="session")
 def linkable_code_ptx(device_functions_ptx):
     return PTXSource(device_functions_ptx)
+
+
+@pytest.fixture(scope="session")
+def linkable_code_ltoir(device_functions_ltoir):
+    return LTOIR(device_functions_ltoir)

pynvjitlink/tests/test_patch.py

@@ -133,6 +133,7 @@ def test_add_file_guess_ext_invalid_input(
         "linkable_code_fatbin",
         "linkable_code_object",
         "linkable_code_ptx",
+        "linkable_code_ltoir",
     ),
 )
 def test_jit_with_linkable_code(file, request):