[Lldb-commits] [lldb] [lldb][DataFormatter] Unwrap reference type when formatting std::unordered_map (PR #145872)

[Pavel Labath via lldb-commits]

================
@@ -64,3 +64,131 @@ def test_iterator_formatters(self):
                 ValueCheck(name="second", summary='"Qux"'),
             ],
         )
+
+        lldbutil.continue_to_breakpoint(process, bkpt)
+
+        # Test references to std::unordered_map
+        self.expect_var_path(
+            "ref1",
+            summary="size=2",
+            type="const StringMapT &",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Baz"'),
+                        ValueCheck(name="second", summary='"Qux"'),
+                    ],
+                ),
+                ValueCheck(
+                    name="[1]",
+                    children=[
+                        ValueCheck(name="first", summary='"Foo"'),
+                        ValueCheck(name="second", summary='"Bar"'),
+                    ],
+                ),
+            ],
+        )
+
+        self.expect_var_path(
+            "ref2",
+            summary="size=2",
+            type="StringMapT &",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Baz"'),
+                        ValueCheck(name="second", summary='"Qux"'),
+                    ],
+                ),
+                ValueCheck(
+                    name="[1]",
+                    children=[
+                        ValueCheck(name="first", summary='"Foo"'),
+                        ValueCheck(name="second", summary='"Bar"'),
+                    ],
+                ),
+            ],
+        )
+
+        self.expect_var_path(
+            "ref3",
+            summary="size=2",
+            type="StringMapTRef",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Baz"'),
+                        ValueCheck(name="second", summary='"Qux"'),
+                    ],
+                ),
+                ValueCheck(
+                    name="[1]",
+                    children=[
+                        ValueCheck(name="first", summary='"Foo"'),
+                        ValueCheck(name="second", summary='"Bar"'),
+                    ],
+                ),
+            ],
+        )
+
+        self.expect_var_path(
+            "ref4",
+            summary="size=2",
+            type="const StringMapT &",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Baz"'),
+                        ValueCheck(name="second", summary='"Qux"'),
+                    ],
+                ),
+                ValueCheck(
+                    name="[1]",
+                    children=[
+                        ValueCheck(name="first", summary='"Foo"'),
+                        ValueCheck(name="second", summary='"Bar"'),
+                    ],
+                ),
+            ],
+        )
+
+        self.expect_var_path(
+            "ref5",
+            summary="size=1",
+            type="const StringMapT &&",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Foo"'),
+                        ValueCheck(name="second", summary='"Bar"'),
+                    ],
+                ),
+            ],
+        )
+
+        self.expect_var_path(
+            "ref6",
+            summary="size=1",
+            type="StringMapT &&",
+            children=[
+                ValueCheck(
+                    name="[0]",
+                    children=[
+                        ValueCheck(name="first", summary='"Baz"'),
+                        ValueCheck(name="second", summary='"Qux"'),
+                    ],
+                ),
+            ],
+        )
+
+        # FIXME: we're getting this wrong.
----------------
labath wrote:

ha!

https://github.com/llvm/llvm-project/pull/145872
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