[Lldb-commits] [lldb] [lldb] Add count for number of DWO files loaded in statistics (PR #144424)

[David Peixotto via lldb-commits]

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@@ -512,6 +522,119 @@ def test_breakpoints(self):
             self.verify_keys(
                 breakpoint, 'target_stats["breakpoints"]', bp_keys_exist, None
             )
+    def test_non_split_dwarf_has_no_dwo_files(self):
+        """
+        Test "statistics dump" and the dwo file count.
+        Builds a binary without split-dwarf mode, and then
+        verifies the dwo file count is zero after running "statistics dump"
+        """
+        da = {"CXX_SOURCES": "third.cpp baz.cpp", "EXE": self.getBuildArtifact("a.out")}
+        self.build(dictionary=da, debug_info=["debug_names"])
+        self.addTearDownCleanup(dictionary=da)
+        exe = self.getBuildArtifact("a.out")
+        target = self.createTestTarget(file_path=exe)
+        debug_stats = self.get_stats()
+        self.assertIn("totalDwoFileCount", debug_stats)
+        self.assertIn("totalLoadedDwoFileCount", debug_stats)
+        
+        # Verify that the dwo file count is zero
+        self.assertEqual(debug_stats["totalDwoFileCount"], 0)
+        self.assertEqual(debug_stats["totalLoadedDwoFileCount"], 0)
+    
+    def test_debug_names_eager_loads_dwo_files(self):
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dmpots wrote:

nit: The name `test_debug_names_eager_loads_dwo_files` makes it sound like we are checking that debug names causes eager loading, but we are actually checking the opposite.

https://github.com/llvm/llvm-project/pull/144424