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-rw-r--r--packages/Python/lldbsuite/test/python_api/value/empty_class/TestValueAPIEmptyClass.py60
1 files changed, 60 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/python_api/value/empty_class/TestValueAPIEmptyClass.py b/packages/Python/lldbsuite/test/python_api/value/empty_class/TestValueAPIEmptyClass.py
new file mode 100644
index 000000000000..c4b1e282590c
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+++ b/packages/Python/lldbsuite/test/python_api/value/empty_class/TestValueAPIEmptyClass.py
@@ -0,0 +1,60 @@
+from __future__ import print_function
+
+import os
+import time
+import re
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
+
+class ValueAPIEmptyClassTestCase(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ @add_test_categories(['pyapi'])
+ def test(self):
+ self.build()
+ exe = os.path.join(os.getcwd(), 'a.out')
+ line = line_number('main.cpp', '// Break at this line')
+
+ # Create a target by the debugger.
+ target = self.dbg.CreateTarget(exe)
+ self.assertTrue(target, VALID_TARGET)
+
+ # Create the breakpoint inside function 'main'.
+ breakpoint = target.BreakpointCreateByLocation('main.cpp', line)
+ self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+ # Now launch the process, and do not stop at entry point.
+ process = target.LaunchSimple(
+ None, None, self.get_process_working_directory())
+ self.assertTrue(process, PROCESS_IS_VALID)
+
+ # Get Frame #0.
+ self.assertTrue(process.GetState() == lldb.eStateStopped)
+ thread = lldbutil.get_stopped_thread(
+ process, lldb.eStopReasonBreakpoint)
+ self.assertTrue(
+ thread.IsValid(),
+ "There should be a thread stopped due to breakpoint condition")
+ frame0 = thread.GetFrameAtIndex(0)
+
+ # Verify that we can access to a frame variable with an empty class type
+ e = frame0.FindVariable('e')
+ self.assertTrue(e.IsValid(), VALID_VARIABLE)
+ self.DebugSBValue(e)
+ self.assertEqual(e.GetNumChildren(), 0)
+
+ # Verify that we can acces to a frame variable what is a pointer to an
+ # empty class
+ ep = frame0.FindVariable('ep')
+ self.assertTrue(ep.IsValid(), VALID_VARIABLE)
+ self.DebugSBValue(ep)
+
+ # Verify that we can dereference a pointer to an empty class
+ epd = ep.Dereference()
+ self.assertTrue(epd.IsValid(), VALID_VARIABLE)
+ self.DebugSBValue(epd)
+ self.assertEqual(epd.GetNumChildren(), 0)
+