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import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
import gc
import os
class ReplaceDllTestCase(TestBase):
@skipUnlessWindows
def test(self):
"""
Test that LLDB unlocks module files once all references are released.
"""
exe = self.getBuildArtifact("a.out")
foo = self.getBuildArtifact("foo.dll")
bar = self.getBuildArtifact("bar.dll")
self.build(
dictionary={
"DYLIB_NAME": "foo",
"DYLIB_C_SOURCES": "foo.c",
"C_SOURCES": "test.c",
}
)
self.build(
dictionary={
"DYLIB_ONLY": "YES",
"DYLIB_NAME": "bar",
"DYLIB_C_SOURCES": "bar.c",
}
)
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
shlib_names = ["foo"]
environment = self.registerSharedLibrariesWithTarget(target, shlib_names)
process = target.LaunchSimple(
None, environment, self.get_process_working_directory()
)
self.assertEqual(process.GetExitStatus(), 42)
module = next((m for m in target.modules if "foo" in m.file.basename), None)
self.assertIsNotNone(module)
self.assertEqual(module.file.fullpath, foo)
target.RemoveModule(module)
del module
gc.collect()
self.dbg.MemoryPressureDetected()
os.remove(foo)
os.rename(bar, foo)
process = target.LaunchSimple(
None, environment, self.get_process_working_directory()
)
self.assertEqual(process.GetExitStatus(), 43)
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