summaryrefslogtreecommitdiff
path: root/packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py
diff options
context:
space:
mode:
authorDimitry Andric <dim@FreeBSD.org>2019-08-20 18:01:57 +0000
committerDimitry Andric <dim@FreeBSD.org>2019-08-20 18:01:57 +0000
commit88c643b6fec27eec436c8d138fee6346e92337d6 (patch)
tree82cd13b2f3cde1c9e5f79689ba4e6ba67694843f /packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py
parent94994d372d014ce4c8758b9605d63fae651bd8aa (diff)
Notes
Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py')
-rw-r--r--packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py332
1 files changed, 0 insertions, 332 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py b/packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py
deleted file mode 100644
index 4513db2ccdfc..000000000000
--- a/packages/Python/lldbsuite/test/functionalities/inline-stepping/TestInlineStepping.py
+++ /dev/null
@@ -1,332 +0,0 @@
-"""Test stepping over and into inlined functions."""
-
-from __future__ import print_function
-
-
-import os
-import time
-import sys
-import lldb
-from lldbsuite.test.decorators import *
-from lldbsuite.test.lldbtest import *
-from lldbsuite.test import lldbutil
-
-
-class TestInlineStepping(TestBase):
-
- mydir = TestBase.compute_mydir(__file__)
-
- @add_test_categories(['pyapi'])
- @expectedFailureAll(
- compiler="icc",
- bugnumber="# Not really a bug. ICC combines two inlined functions.")
- @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr32343")
- def test_with_python_api(self):
- """Test stepping over and into inlined functions."""
- self.build()
- self.inline_stepping()
-
- @add_test_categories(['pyapi'])
- def test_step_over_with_python_api(self):
- """Test stepping over and into inlined functions."""
- self.build()
- self.inline_stepping_step_over()
-
- @add_test_categories(['pyapi'])
- @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr32343")
- def test_step_in_template_with_python_api(self):
- """Test stepping in to templated functions."""
- self.build()
- self.step_in_template()
-
- def setUp(self):
- # Call super's setUp().
- TestBase.setUp(self)
- # Find the line numbers that we will step to in main:
- self.main_source = "calling.cpp"
- self.source_lines = {}
- functions = [
- 'caller_ref_1',
- 'caller_ref_2',
- 'inline_ref_1',
- 'inline_ref_2',
- 'called_by_inline_ref',
- 'caller_trivial_1',
- 'caller_trivial_2',
- 'inline_trivial_1',
- 'inline_trivial_2',
- 'called_by_inline_trivial']
- for name in functions:
- self.source_lines[name] = line_number(
- self.main_source, "// In " + name + ".")
- self.main_source_spec = lldb.SBFileSpec(self.main_source)
-
- def do_step(self, step_type, destination_line_entry, test_stack_depth):
- expected_stack_depth = self.thread.GetNumFrames()
- if step_type == "into":
- expected_stack_depth += 1
- self.thread.StepInto()
- elif step_type == "out":
- expected_stack_depth -= 1
- self.thread.StepOut()
- elif step_type == "over":
- self.thread.StepOver()
- else:
- self.fail("Unrecognized step type: " + step_type)
-
- threads = lldbutil.get_stopped_threads(
- self.process, lldb.eStopReasonPlanComplete)
- if len(threads) != 1:
- destination_description = lldb.SBStream()
- destination_line_entry.GetDescription(destination_description)
- self.fail(
- "Failed to stop due to step " +
- step_type +
- " operation stepping to: " +
- destination_description.GetData())
-
- self.thread = threads[0]
-
- stop_line_entry = self.thread.GetFrameAtIndex(0).GetLineEntry()
- self.assertTrue(
- stop_line_entry.IsValid(),
- "Stop line entry was not valid.")
-
- # Don't use the line entry equal operator because we don't care about
- # the column number.
- stop_at_right_place = (stop_line_entry.GetFileSpec() == destination_line_entry.GetFileSpec(
- ) and stop_line_entry.GetLine() == destination_line_entry.GetLine())
- if not stop_at_right_place:
- destination_description = lldb.SBStream()
- destination_line_entry.GetDescription(destination_description)
-
- actual_description = lldb.SBStream()
- stop_line_entry.GetDescription(actual_description)
-
- self.fail(
- "Step " +
- step_type +
- " stopped at wrong place: expected: " +
- destination_description.GetData() +
- " got: " +
- actual_description.GetData() +
- ".")
-
- real_stack_depth = self.thread.GetNumFrames()
-
- if test_stack_depth and real_stack_depth != expected_stack_depth:
- destination_description = lldb.SBStream()
- destination_line_entry.GetDescription(destination_description)
- self.fail(
- "Step %s to %s got wrong number of frames, should be: %d was: %d." %
- (step_type,
- destination_description.GetData(),
- expected_stack_depth,
- real_stack_depth))
-
- def run_step_sequence(self, step_sequence):
- """This function takes a list of duples instructing how to run the program. The first element in each duple is
- a source pattern for the target location, and the second is the operation that will take you from the current
- source location to the target location. It will then run all the steps in the sequence.
- It will check that you arrived at the expected source location at each step, and that the stack depth changed
- correctly for the operation in the sequence."""
-
- target_line_entry = lldb.SBLineEntry()
- target_line_entry.SetFileSpec(self.main_source_spec)
-
- test_stack_depth = True
- # Work around for <rdar://problem/16363195>, the darwin unwinder seems flakey about whether it duplicates the first frame
- # or not, which makes counting stack depth unreliable.
- if self.platformIsDarwin():
- test_stack_depth = False
-
- for step_pattern in step_sequence:
- step_stop_line = line_number(self.main_source, step_pattern[0])
- target_line_entry.SetLine(step_stop_line)
- self.do_step(step_pattern[1], target_line_entry, test_stack_depth)
-
- def inline_stepping(self):
- """Use Python APIs to test stepping over and hitting breakpoints."""
- exe = self.getBuildArtifact("a.out")
-
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- break_1_in_main = target.BreakpointCreateBySourceRegex(
- '// Stop here and step over to set up stepping over.', self.main_source_spec)
- self.assertTrue(break_1_in_main, VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at entry point.
- self.process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
-
- self.assertTrue(self.process, PROCESS_IS_VALID)
-
- # The stop reason of the thread should be breakpoint.
- threads = lldbutil.get_threads_stopped_at_breakpoint(
- self.process, break_1_in_main)
-
- if len(threads) != 1:
- self.fail("Failed to stop at first breakpoint in main.")
-
- self.thread = threads[0]
-
- # Step over the inline_value = 0 line to get us to inline_trivial_1 called from main. Doing it this way works
- # around a bug in lldb where the breakpoint on the containing line of an inlined function with no return value
- # gets set past the insertion line in the function.
- # Then test stepping over a simple inlined function. Note, to test all the parts of the inlined stepping
- # the calls inline_stepping_1 and inline_stepping_2 should line up at the same address, that way we will test
- # the "virtual" stepping.
- # FIXME: Put in a check to see if that is true and warn if it is not.
-
- step_sequence = [["// At inline_trivial_1 called from main.", "over"],
- ["// At first call of caller_trivial_1 in main.", "over"]]
- self.run_step_sequence(step_sequence)
-
- # Now step from caller_ref_1 all the way into called_by_inline_trivial
-
- step_sequence = [["// In caller_trivial_1.", "into"],
- ["// In caller_trivial_2.", "into"],
- ["// In inline_trivial_1.", "into"],
- ["// In inline_trivial_2.", "into"],
- ["// At caller_by_inline_trivial in inline_trivial_2.", "over"],
- ["// In called_by_inline_trivial.", "into"]]
- self.run_step_sequence(step_sequence)
-
- # Now run to the inline_trivial_1 just before the immediate step into
- # inline_trivial_2:
-
- break_2_in_main = target.BreakpointCreateBySourceRegex(
- '// At second call of caller_trivial_1 in main.', self.main_source_spec)
- self.assertTrue(break_2_in_main, VALID_BREAKPOINT)
-
- threads = lldbutil.continue_to_breakpoint(
- self.process, break_2_in_main)
- self.assertTrue(
- len(threads) == 1,
- "Successfully ran to call site of second caller_trivial_1 call.")
- self.thread = threads[0]
-
- step_sequence = [["// In caller_trivial_1.", "into"],
- ["// In caller_trivial_2.", "into"],
- ["// In inline_trivial_1.", "into"]]
- self.run_step_sequence(step_sequence)
-
- # Then call some trivial function, and make sure we end up back where
- # we were in the inlined call stack:
-
- frame = self.thread.GetFrameAtIndex(0)
- before_line_entry = frame.GetLineEntry()
- value = frame.EvaluateExpression("function_to_call()")
- after_line_entry = frame.GetLineEntry()
-
- self.assertTrue(
- before_line_entry.GetLine() == after_line_entry.GetLine(),
- "Line entry before and after function calls are the same.")
-
- # Now make sure stepping OVER in the middle of the stack works, and
- # then check finish from the inlined frame:
-
- step_sequence = [["// At increment in inline_trivial_1.", "over"],
- ["// At increment in caller_trivial_2.", "out"]]
- self.run_step_sequence(step_sequence)
-
- # Now run to the place in main just before the first call to
- # caller_ref_1:
-
- break_3_in_main = target.BreakpointCreateBySourceRegex(
- '// At first call of caller_ref_1 in main.', self.main_source_spec)
- self.assertTrue(break_3_in_main, VALID_BREAKPOINT)
-
- threads = lldbutil.continue_to_breakpoint(
- self.process, break_3_in_main)
- self.assertTrue(
- len(threads) == 1,
- "Successfully ran to call site of first caller_ref_1 call.")
- self.thread = threads[0]
-
- step_sequence = [["// In caller_ref_1.", "into"],
- ["// In caller_ref_2.", "into"],
- ["// In inline_ref_1.", "into"],
- ["// In inline_ref_2.", "into"],
- ["// In called_by_inline_ref.", "into"],
- ["// In inline_ref_2.", "out"],
- ["// In inline_ref_1.", "out"],
- ["// At increment in inline_ref_1.", "over"],
- ["// In caller_ref_2.", "out"],
- ["// At increment in caller_ref_2.", "over"]]
- self.run_step_sequence(step_sequence)
-
- def inline_stepping_step_over(self):
- """Use Python APIs to test stepping over and hitting breakpoints."""
- exe = self.getBuildArtifact("a.out")
-
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- break_1_in_main = target.BreakpointCreateBySourceRegex(
- '// At second call of caller_ref_1 in main.', self.main_source_spec)
- self.assertTrue(break_1_in_main, VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at entry point.
- self.process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
-
- self.assertTrue(self.process, PROCESS_IS_VALID)
-
- # The stop reason of the thread should be breakpoint.
- threads = lldbutil.get_threads_stopped_at_breakpoint(
- self.process, break_1_in_main)
-
- if len(threads) != 1:
- self.fail("Failed to stop at first breakpoint in main.")
-
- self.thread = threads[0]
-
- step_sequence = [["// In caller_ref_1.", "into"],
- ["// In caller_ref_2.", "into"],
- ["// At increment in caller_ref_2.", "over"]]
- self.run_step_sequence(step_sequence)
-
- def step_in_template(self):
- """Use Python APIs to test stepping in to templated functions."""
- exe = self.getBuildArtifact("a.out")
-
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- break_1_in_main = target.BreakpointCreateBySourceRegex(
- '// Call max_value template', self.main_source_spec)
- self.assertTrue(break_1_in_main, VALID_BREAKPOINT)
-
- break_2_in_main = target.BreakpointCreateBySourceRegex(
- '// Call max_value specialized', self.main_source_spec)
- self.assertTrue(break_2_in_main, VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at entry point.
- self.process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
- self.assertTrue(self.process, PROCESS_IS_VALID)
-
- # The stop reason of the thread should be breakpoint.
- threads = lldbutil.get_threads_stopped_at_breakpoint(
- self.process, break_1_in_main)
-
- if len(threads) != 1:
- self.fail("Failed to stop at first breakpoint in main.")
-
- self.thread = threads[0]
-
- step_sequence = [["// In max_value template", "into"]]
- self.run_step_sequence(step_sequence)
-
- threads = lldbutil.continue_to_breakpoint(
- self.process, break_2_in_main)
- self.assertEqual(
- len(threads),
- 1,
- "Successfully ran to call site of second caller_trivial_1 call.")
- self.thread = threads[0]
-
- step_sequence = [["// In max_value specialized", "into"]]
- self.run_step_sequence(step_sequence)