llvm-project/lldb/test/API/functionalities/module_cache/universal/TestModuleCacheUniversal.py

56 lines
2.2 KiB
Python

"""Test the LLDB module cache funcionality for universal mach-o files."""
import glob
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
import os
import time
class ModuleCacheTestcaseUniversal(TestBase):
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number in a(int) to break at.
self.cache_dir = os.path.join(self.getBuildDir(), 'lldb-module-cache')
# Set the lldb module cache directory to a directory inside the build
# artifacts directory so no other tests are interfered with.
self.runCmd('settings set symbols.lldb-index-cache-path "%s"' % (self.cache_dir))
self.runCmd('settings set symbols.enable-lldb-index-cache true')
def get_module_cache_files(self, basename):
module_file_glob = os.path.join(self.cache_dir, "llvmcache-*%s*" % (basename))
return glob.glob(module_file_glob)
# Doesn't depend on any specific debug information.
@no_debug_info_test
def test(self):
"""
Test module cache functionality for a universal mach-o files.
This will test that if we enable the module cache, we can create
lldb module caches for each slice of a universal mach-o file and
they will each have a unique directory.
"""
exe_basename = "testit"
src_dir = self.getSourceDir()
yaml_path = os.path.join(src_dir, "universal.yaml")
yaml_base, ext = os.path.splitext(yaml_path)
exe = self.getBuildArtifact(exe_basename)
self.yaml2obj(yaml_path, exe)
self.assertTrue(os.path.exists(exe))
# Create a module with no dependencies.
self.runCmd('target create -d --arch x86_64 %s' % (exe))
self.runCmd('image dump symtab %s' % (exe_basename))
self.runCmd('target create -d --arch arm64 %s' % (exe))
self.runCmd('image dump symtab %s' % (exe_basename))
cache_files = self.get_module_cache_files(exe_basename)
self.assertEqual(len(cache_files), 2,
"make sure there are two files in the module cache directory (%s) for %s" % (self.cache_dir, exe_basename))