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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/python_api/frame/TestFrames.py
parent94994d372d014ce4c8758b9605d63fae651bd8aa (diff)
Notes
Diffstat (limited to 'packages/Python/lldbsuite/test/python_api/frame/TestFrames.py')
-rw-r--r--packages/Python/lldbsuite/test/python_api/frame/TestFrames.py224
1 files changed, 0 insertions, 224 deletions
diff --git a/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py b/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py
deleted file mode 100644
index fc2f03f9e617..000000000000
--- a/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py
+++ /dev/null
@@ -1,224 +0,0 @@
-"""
-Use lldb Python SBFrame API to get the argument values of the call stacks.
-And other SBFrame API tests.
-"""
-
-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 FrameAPITestCase(TestBase):
-
- mydir = TestBase.compute_mydir(__file__)
-
- @add_test_categories(['pyapi'])
- def test_get_arg_vals_for_call_stack(self):
- """Exercise SBFrame.GetVariables() API to get argument vals."""
- self.build()
- exe = self.getBuildArtifact("a.out")
-
- # Create a target by the debugger.
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- # Now create a breakpoint on main.c by name 'c'.
- breakpoint = target.BreakpointCreateByName('c', 'a.out')
- #print("breakpoint:", breakpoint)
- self.assertTrue(breakpoint and
- breakpoint.GetNumLocations() == 1,
- VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at the entry point.
- process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
-
- process = target.GetProcess()
- self.assertTrue(process.GetState() == lldb.eStateStopped,
- PROCESS_STOPPED)
-
- # Keeps track of the number of times 'a' is called where it is within a
- # depth of 3 of the 'c' leaf function.
- callsOfA = 0
-
- from six import StringIO as SixStringIO
- session = SixStringIO()
- while process.GetState() == lldb.eStateStopped:
- thread = lldbutil.get_stopped_thread(
- process, lldb.eStopReasonBreakpoint)
- self.assertIsNotNone(thread)
- # Inspect at most 3 frames.
- numFrames = min(3, thread.GetNumFrames())
- for i in range(numFrames):
- frame = thread.GetFrameAtIndex(i)
- if self.TraceOn():
- print("frame:", frame)
-
- name = frame.GetFunction().GetName()
- if name == 'a':
- callsOfA = callsOfA + 1
-
- # We'll inspect only the arguments for the current frame:
- #
- # arguments => True
- # locals => False
- # statics => False
- # in_scope_only => True
- valList = frame.GetVariables(True, False, False, True)
- argList = []
- for val in valList:
- argList.append("(%s)%s=%s" % (val.GetTypeName(),
- val.GetName(),
- val.GetValue()))
- print("%s(%s)" % (name, ", ".join(argList)), file=session)
-
- # Also check the generic pc & stack pointer. We can't test their absolute values,
- # but they should be valid. Uses get_GPRs() from the lldbutil
- # module.
- gpr_reg_set = lldbutil.get_GPRs(frame)
- pc_value = gpr_reg_set.GetChildMemberWithName("pc")
- self.assertTrue(pc_value, "We should have a valid PC.")
- pc_value_int = int(pc_value.GetValue(), 0)
- # Make sure on arm targets we dont mismatch PC value on the basis of thumb bit.
- # Frame PC will not have thumb bit set in case of a thumb
- # instruction as PC.
- if self.getArchitecture() in ['arm', 'armv7', 'armv7k']:
- pc_value_int &= ~1
- self.assertTrue(
- pc_value_int == frame.GetPC(),
- "PC gotten as a value should equal frame's GetPC")
- sp_value = gpr_reg_set.GetChildMemberWithName("sp")
- self.assertTrue(
- sp_value, "We should have a valid Stack Pointer.")
- self.assertTrue(int(sp_value.GetValue(), 0) == frame.GetSP(
- ), "SP gotten as a value should equal frame's GetSP")
-
- print("---", file=session)
- process.Continue()
-
- # At this point, the inferior process should have exited.
- self.assertTrue(
- process.GetState() == lldb.eStateExited,
- PROCESS_EXITED)
-
- # Expect to find 'a' on the call stacks two times.
- self.assertTrue(callsOfA == 2,
- "Expect to find 'a' on the call stacks two times")
- # By design, the 'a' call frame has the following arg vals:
- # o a((int)val=1, (char)ch='A')
- # o a((int)val=3, (char)ch='A')
- if self.TraceOn():
- print("Full stack traces when stopped on the breakpoint 'c':")
- print(session.getvalue())
- self.expect(session.getvalue(), "Argugment values displayed correctly",
- exe=False,
- substrs=["a((int)val=1, (char)ch='A')",
- "a((int)val=3, (char)ch='A')"])
-
- @add_test_categories(['pyapi'])
- def test_frame_api_boundary_condition(self):
- """Exercise SBFrame APIs with boundary condition inputs."""
- self.build()
- exe = self.getBuildArtifact("a.out")
-
- # Create a target by the debugger.
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- # Now create a breakpoint on main.c by name 'c'.
- breakpoint = target.BreakpointCreateByName('c', 'a.out')
- #print("breakpoint:", breakpoint)
- self.assertTrue(breakpoint and
- breakpoint.GetNumLocations() == 1,
- VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at the entry point.
- process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
-
- process = target.GetProcess()
- self.assertTrue(process.GetState() == lldb.eStateStopped,
- PROCESS_STOPPED)
-
- thread = lldbutil.get_stopped_thread(
- process, lldb.eStopReasonBreakpoint)
- self.assertIsNotNone(thread)
- frame = thread.GetFrameAtIndex(0)
- if self.TraceOn():
- print("frame:", frame)
-
- # Boundary condition testings.
- val1 = frame.FindVariable(None, True)
- val2 = frame.FindVariable(None, False)
- val3 = frame.FindValue(None, lldb.eValueTypeVariableGlobal)
- if self.TraceOn():
- print("val1:", val1)
- print("val2:", val2)
-
- frame.EvaluateExpression(None)
-
- @add_test_categories(['pyapi'])
- def test_frame_api_IsEqual(self):
- """Exercise SBFrame API IsEqual."""
- self.build()
- exe = self.getBuildArtifact("a.out")
-
- # Create a target by the debugger.
- target = self.dbg.CreateTarget(exe)
- self.assertTrue(target, VALID_TARGET)
-
- # Now create a breakpoint on main.c by name 'c'.
- breakpoint = target.BreakpointCreateByName('c', 'a.out')
- #print("breakpoint:", breakpoint)
- self.assertTrue(breakpoint and
- breakpoint.GetNumLocations() == 1,
- VALID_BREAKPOINT)
-
- # Now launch the process, and do not stop at the entry point.
- process = target.LaunchSimple(
- None, None, self.get_process_working_directory())
-
- process = target.GetProcess()
- self.assertTrue(process.GetState() == lldb.eStateStopped,
- PROCESS_STOPPED)
-
- thread = lldbutil.get_stopped_thread(
- process, lldb.eStopReasonBreakpoint)
- self.assertIsNotNone(thread)
-
- frameEntered = thread.GetFrameAtIndex(0)
- if self.TraceOn():
- print(frameEntered)
- lldbutil.print_stacktrace(thread)
- self.assertTrue(frameEntered)
-
- # Doing two step overs while still inside c().
- thread.StepOver()
- thread.StepOver()
- self.assertTrue(thread)
- frameNow = thread.GetFrameAtIndex(0)
- if self.TraceOn():
- print(frameNow)
- lldbutil.print_stacktrace(thread)
- self.assertTrue(frameNow)
-
- # The latest two frames are considered equal.
- self.assertTrue(frameEntered.IsEqual(frameNow))
-
- # Now let's step out of frame c().
- thread.StepOutOfFrame(frameNow)
- frameOutOfC = thread.GetFrameAtIndex(0)
- if self.TraceOn():
- print(frameOutOfC)
- lldbutil.print_stacktrace(thread)
- self.assertTrue(frameOutOfC)
-
- # The latest two frames should not be equal.
- self.assertFalse(frameOutOfC.IsEqual(frameNow))