TestSymbolAPI.py
3.61 KB
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"""
Test newly added SBSymbol and SBAddress APIs.
"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class SymbolAPITestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to of function 'c'.
self.line1 = line_number(
'main.c', '// Find the line number for breakpoint 1 here.')
self.line2 = line_number(
'main.c', '// Find the line number for breakpoint 2 here.')
@add_test_categories(['pyapi'])
@expectedFailureAll(oslist=["windows"], bugnumber='llvm.org/pr21765')
def test(self):
"""Exercise some SBSymbol and SBAddress APIs."""
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 the two breakpoints inside function 'a'.
breakpoint1 = target.BreakpointCreateByLocation('main.c', self.line1)
breakpoint2 = target.BreakpointCreateByLocation('main.c', self.line2)
self.trace("breakpoint1:", breakpoint1)
self.trace("breakpoint2:", breakpoint2)
self.assertTrue(breakpoint1 and
breakpoint1.GetNumLocations() == 1,
VALID_BREAKPOINT)
self.assertTrue(breakpoint2 and
breakpoint2.GetNumLocations() == 1,
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)
# Frame #0 should be on self.line1.
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)
symbol_line1 = frame0.GetSymbol()
# We should have a symbol type of code.
self.assertTrue(symbol_line1.GetType() == lldb.eSymbolTypeCode)
addr_line1 = symbol_line1.GetStartAddress()
# And a section type of code, too.
self.assertTrue(addr_line1.GetSection().GetSectionType()
== lldb.eSectionTypeCode)
# Continue the inferior, the breakpoint 2 should be hit.
process.Continue()
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)
symbol_line2 = frame0.GetSymbol()
# We should have a symbol type of code.
self.assertTrue(symbol_line2.GetType() == lldb.eSymbolTypeCode)
addr_line2 = symbol_line2.GetStartAddress()
# And a section type of code, too.
self.assertTrue(addr_line2.GetSection().GetSectionType()
== lldb.eSectionTypeCode)
# Now verify that both addresses point to the same module.
if self.TraceOn():
print("UUID:", addr_line1.GetModule().GetUUIDString())
self.assertTrue(addr_line1.GetModule().GetUUIDString()
== addr_line2.GetModule().GetUUIDString())