Fix test case

Author: vogelsgesang

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

@@ -874,6 +874,8 @@ def request_next(self, threadId, granularity="statement"):
     def request_stepIn(self, threadId, targetId, granularity="statement"):
         if self.exit_status is not None:
             raise ValueError("request_stepIn called after process exited")
+        if threadId is None:
+            threadId = self.get_thread_id()
         args_dict = {
             "threadId": threadId,
             "targetId": targetId,

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

@@ -238,9 +238,10 @@ def set_global(self, name, value, id=None):
     def stepIn(
         self, threadId=None, targetId=None, waitForStop=True, granularity="statement"
     ):
-        self.dap_server.request_stepIn(
+        response = self.dap_server.request_stepIn(
             threadId=threadId, targetId=targetId, granularity=granularity
         )
+        assert response["success"] is True
         if waitForStop:
             return self.dap_server.wait_for_stopped()
         return None

lldb/test/API/tools/lldb-dap/breakpoint/TestDAP_setBreakpoints.py

@@ -380,7 +380,7 @@ def test_column_breakpoints(self):
         # Step into and check we are inside `twelve`.
         self.stepIn()
         func_name = self.get_stackFrames()[0]["name"]
-        self.assertEqual(func_name, "twelve")
+        self.assertEqual(func_name, "twelve(int)")
 
         # Continue to the second breakpoint.
         self.continue_to_breakpoints([breakpoint_ids[1]])
@@ -389,4 +389,4 @@ def test_column_breakpoints(self):
         # Step into and check we are inside `fourteen`.
         self.stepIn()
         func_name = self.get_stackFrames()[0]["name"]
-        self.assertEqual(func_name, "a::fourteen")
+        self.assertEqual(func_name, "a::fourteen(int)")