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| """
Test some SBModule and SBSection APIs.
"""
from __future__ import print_function
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
from lldbsuite.test.lldbutil import symbol_type_to_str
class ModuleAndSectionAPIsTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
# Py3 asserts due to a bug in SWIG. A fix for this was upstreamed into
# SWIG 3.0.8.
@skipIf(py_version=['>=', (3, 0)], swig_version=['<', (3, 0, 8)])
@add_test_categories(['pyapi'])
def test_module_and_section(self):
"""Test module and section APIs."""
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
self.assertTrue(target.GetNumModules() > 0)
# Hide stdout if not running with '-t' option.
if not self.TraceOn():
self.HideStdout()
print("Number of modules for the target: %d" % target.GetNumModules())
for module in target.module_iter():
print(module)
# Get the executable module at index 0.
exe_module = target.GetModuleAtIndex(0)
print("Exe module: %s" % str(exe_module))
print("Number of sections: %d" % exe_module.GetNumSections())
print("Number of symbols: %d" % len(exe_module))
INDENT = ' ' * 4
INDENT2 = INDENT * 2
for sec in exe_module.section_iter():
print(sec)
print(
INDENT +
"Number of subsections: %d" %
sec.GetNumSubSections())
if sec.GetNumSubSections() == 0:
for sym in exe_module.symbol_in_section_iter(sec):
print(INDENT + str(sym))
print(
INDENT +
"symbol type: %s" %
symbol_type_to_str(
sym.GetType()))
else:
for subsec in sec:
print(INDENT + str(subsec))
# Now print the symbols belonging to the subsection....
for sym in exe_module.symbol_in_section_iter(subsec):
print(INDENT2 + str(sym))
print(
INDENT2 +
"symbol type: %s" %
symbol_type_to_str(
sym.GetType()))
@add_test_categories(['pyapi'])
def test_module_and_section_boundary_condition(self):
"""Test module and section APIs by passing None when it expects a Python string."""
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
self.assertTrue(target.GetNumModules() > 0)
# Hide stdout if not running with '-t' option.
if not self.TraceOn():
self.HideStdout()
print("Number of modules for the target: %d" % target.GetNumModules())
for module in target.module_iter():
print(module)
# Get the executable module at index 0.
exe_module = target.GetModuleAtIndex(0)
print("Exe module: %s" % str(exe_module))
print("Number of sections: %d" % exe_module.GetNumSections())
# Boundary condition testings. Should not crash lldb!
exe_module.FindFirstType(None)
exe_module.FindTypes(None)
exe_module.FindGlobalVariables(target, None, 1)
exe_module.FindFunctions(None, 0)
exe_module.FindSection(None)
# Get the section at index 1.
if exe_module.GetNumSections() > 1:
sec1 = exe_module.GetSectionAtIndex(1)
print(sec1)
else:
sec1 = None
if sec1:
sec1.FindSubSection(None)
@add_test_categories(['pyapi'])
def test_module_compile_unit_iter(self):
"""Test module's compile unit iterator APIs."""
self.build()
exe = self.getBuildArtifact("a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
self.assertTrue(target.GetNumModules() > 0)
# Hide stdout if not running with '-t' option.
if not self.TraceOn():
self.HideStdout()
print("Number of modules for the target: %d" % target.GetNumModules())
for module in target.module_iter():
print(module)
# Get the executable module at index 0.
exe_module = target.GetModuleAtIndex(0)
print("Exe module: %s" % str(exe_module))
print("Number of compile units: %d" % exe_module.GetNumCompileUnits())
INDENT = ' ' * 4
INDENT2 = INDENT * 2
for cu in exe_module.compile_unit_iter():
print(cu)
@add_test_categories(['pyapi'])
def test_find_compile_units(self):
"""Exercise SBModule.FindCompileUnits() API."""
d = {'EXE': 'b.out'}
self.build(dictionary=d)
self.setTearDownCleanup(dictionary=d)
self.find_compile_units(self.getBuildArtifact('b.out'))
def find_compile_units(self, exe):
"""Exercise SBModule.FindCompileUnits() API."""
source_name_list = ["main.cpp", "b.cpp", "c.cpp"]
# Create a target by the debugger.
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
num_modules = target.GetNumModules()
for i in range(num_modules):
module = target.GetModuleAtIndex(i)
for source_name in source_name_list:
list = module.FindCompileUnits(lldb.SBFileSpec(source_name, False))
for sc in list:
self.assertTrue(
sc.GetCompileUnit().GetFileSpec().GetFilename() ==
source_name)
|