adding simple test for the moduleSymbols request

Author: eronnen

lldb/packages/Python/lldbsuite/test/tools/lldb-dap/dap_server.py

@@ -1199,6 +1199,19 @@ def request_modules(self, startModule: int, moduleCount: int):
             }
         )
 
+    def request_moduleSymbols(self, moduleId: str = "", moduleName: str = "", startIndex: int = 0, count: int = 0):
+        command_dict = {
+            "command": "moduleSymbols",
+            "type": "request",
+            "arguments": {
+                "moduleId": moduleId,
+                "moduleName": moduleName,
+                "startIndex": startIndex,
+                "count": count,
+            },
+        }
+        return self.send_recv(command_dict)
+
     def request_stackTrace(
         self, threadId=None, startFrame=None, levels=None, format=None, dump=False
     ):

lldb/test/API/tools/lldb-dap/moduleSymbols/Makefile

@@ -0,0 +1,3 @@
+C_SOURCES := main.c
+
+include Makefile.rules

lldb/test/API/tools/lldb-dap/moduleSymbols/TestDAP_moduleSymbols.py

@@ -0,0 +1,35 @@
+"""
+Test lldb-dap moduleSymbols request
+"""
+
+import lldbdap_testcase
+
+
+class TestDAP_moduleSymbols(lldbdap_testcase.DAPTestCaseBase):
+    def test_moduleSymbols(self):
+        """
+        Test that the stack frame without a module still has assembly source.
+        """
+        program = self.getBuildArtifact("a.out")
+        self.build_and_launch(program)
+
+        symbol_names = []
+        i = 0
+        while True:
+            next_symbol = self.dap_server.request_moduleSymbols(moduleName="a.out", startIndex=i, count=1)
+            self.assertIn("symbols", next_symbol["body"])
+            result_symbols = next_symbol["body"]["symbols"]
+            self.assertLessEqual(len(result_symbols), 1)
+            if len(result_symbols) == 0:
+                break
+
+            self.assertIn("name", result_symbols[0])
+            symbol_names.append(result_symbols[0]["name"])
+            i += 1
+            if i >= 1000:
+                break
+
+        self.assertGreater(len(symbol_names), 0)
+        self.assertIn("main", symbol_names)
+        self.assertIn("func1", symbol_names)
+        self.assertIn("func2", symbol_names)

lldb/test/API/tools/lldb-dap/moduleSymbols/main.c

@@ -0,0 +1,13 @@
+int func1() {
+  return 42;
+}
+
+int func2() {
+  return 84;
+}
+
+int main() {
+  func1();
+  func2();
+  return 0;
+}