1 files changed, 74 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/lang/objc/objc-ivar-offsets/TestObjCIvarOffsets.py b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-offsets/TestObjCIvarOffsets.py
new file mode 100644
index 000000000000..6be1d379c8eb
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/objc/objc-ivar-offsets/TestObjCIvarOffsets.py
@@ -0,0 +1,74 @@
+"""Test printing ObjC objects that use unbacked properties - so that the static ivar offsets are incorrect."""
+
+from __future__ import print_function
+
+
+
+import os, time
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class TestObjCIvarOffsets(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line numbers to break inside main().
+        self.main_source = "main.m"
+        self.stop_line = line_number(self.main_source, '// Set breakpoint here.')
+
+    @skipUnlessDarwin
+    @add_test_categories(['pyapi'])
+    def test_with_python_api(self):
+        """Test printing ObjC objects that use unbacked properties"""
+        self.build()
+        exe = os.path.join(os.getcwd(), "a.out")
+
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+
+        breakpoint = target.BreakpointCreateByLocation(self.main_source, self.stop_line)
+        self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+        process = target.LaunchSimple (None, None, self.get_process_working_directory())
+        self.assertTrue (process, "Created a process.")
+        self.assertTrue (process.GetState() == lldb.eStateStopped, "Stopped it too.")
+
+        thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
+        self.assertTrue (len(thread_list) == 1)
+        thread = thread_list[0]
+        
+        frame = thread.GetFrameAtIndex(0)
+        self.assertTrue (frame, "frame 0 is valid")
+        
+        mine = thread.GetFrameAtIndex(0).FindVariable("mine")
+        self.assertTrue(mine, "Found local variable mine.")
+        
+        # Test the value object value for BaseClass->_backed_int
+
+        error = lldb.SBError()
+
+        mine_backed_int = mine.GetChildMemberWithName ("_backed_int")
+        self.assertTrue(mine_backed_int, "Found mine->backed_int local variable.")
+        backed_value = mine_backed_int.GetValueAsSigned (error)
+        self.assertTrue (error.Success())
+        self.assertTrue (backed_value == 1111)
+        
+        # Test the value object value for DerivedClass->_derived_backed_int
+
+        mine_derived_backed_int = mine.GetChildMemberWithName ("_derived_backed_int")
+        self.assertTrue(mine_derived_backed_int, "Found mine->derived_backed_int local variable.")
+        derived_backed_value = mine_derived_backed_int.GetValueAsSigned (error)
+        self.assertTrue (error.Success())
+        self.assertTrue (derived_backed_value == 3333)
+
+        # Make sure we also get bit-field offsets correct:
+
+        mine_flag2 = mine.GetChildMemberWithName ("flag2")
+        self.assertTrue(mine_flag2, "Found mine->flag2 local variable.")
+        flag2_value = mine_flag2.GetValueAsUnsigned (error)
+        self.assertTrue (error.Success())
+        self.assertTrue (flag2_value == 7)