77 lines
2.7 KiB
Python
77 lines
2.7 KiB
Python
"""
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Tests expression evaluation in context of an objc class.
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"""
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import lldb
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import lldbsuite.test.lldbutil as lldbutil
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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class ContextObjectObjcTestCase(TestBase):
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@add_test_categories(["objc"])
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def test_context_object_objc(self):
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"""Tests expression evaluation in context of an objc class."""
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self.build()
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(target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(self, '// Break here', self.main_source_spec)
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frame = thread.GetFrameAtIndex(0)
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#
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# Test objc class variable
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#
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obj_val = frame.FindVariable("objcClass")
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self.assertTrue(obj_val.IsValid())
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obj_val = obj_val.Dereference()
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self.assertTrue(obj_val.IsValid())
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# Test an empty expression evaluation
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value = obj_val.EvaluateExpression("")
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self.assertFalse(value.IsValid())
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self.assertFalse(value.GetError().Success())
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# Test retrieving of a field (not a local with the same name)
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value = obj_val.EvaluateExpression("field")
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self.assertTrue(value.IsValid())
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self.assertSuccess(value.GetError())
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self.assertEqual(value.GetValueAsSigned(), 1111)
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# Test if the self pointer is properly evaluated
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# Test retrieving of an objcClass's property through the self pointer
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value = obj_val.EvaluateExpression("self.property")
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self.assertTrue(value.IsValid())
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self.assertSuccess(value.GetError())
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self.assertEqual(value.GetValueAsSigned(), 2222)
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# Test objcClass's methods evaluation through the self pointer
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value = obj_val.EvaluateExpression("[self method]")
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self.assertTrue(value.IsValid())
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self.assertSuccess(value.GetError())
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self.assertEqual(value.GetValueAsSigned(), 3333)
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# Test if we can use a computation result reference object correctly
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obj_val = frame.EvaluateExpression("[ObjcClass createNew]")
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self.assertTrue(obj_val.IsValid())
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obj_val = obj_val.Dereference()
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self.assertTrue(obj_val.IsValid())
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# Test an expression evaluation on it
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value = obj_val.EvaluateExpression("1")
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self.assertTrue(value.IsValid())
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self.assertSuccess(value.GetError())
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# Test retrieving of a field on it
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value = obj_val.EvaluateExpression("field")
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self.assertTrue(value.IsValid())
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self.assertSuccess(value.GetError())
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self.assertEqual(value.GetValueAsSigned(), 1111)
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def setUp(self):
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TestBase.setUp(self)
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self.main_source = "main.m"
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self.main_source_spec = lldb.SBFileSpec(self.main_source)
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