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import unittest2
import os
import shutil
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestClangModuleUpdate(TestBase):
mydir = TestBase.compute_mydir(__file__)
@skipUnlessDarwin
@skipIf(debug_info=no_match(["gmodules"]))
@skipIfReproducer # VFS is a snapshot.
def test_expr(self):
with open(self.getBuildArtifact("module.modulemap"), "w") as f:
f.write("""
module Foo { header "f.h" }
""")
with open(self.getBuildArtifact("f.h"), "w") as f:
f.write("""
struct Q { int i; };
void f() {}
""")
mod_cache = self.getBuildArtifact("private-module-cache")
if os.path.isdir(mod_cache):
shutil.rmtree(mod_cache)
d = {'OBJC_SOURCES': 'first.m'}
self.build(dictionary=d)
self.assertTrue(os.path.isdir(mod_cache), "module cache exists")
logfile = self.getBuildArtifact("modules.log")
self.runCmd("log enable -f %s lldb module" % logfile)
target, process, _, bkpt = lldbutil.run_to_name_breakpoint(self, "main")
self.assertIn("int i", str(target.FindTypes('Q').GetTypeAtIndex(0)))
self.expect("image list -g", patterns=[r'first\.o', r'Foo.*\.pcm'])
# Update the module.
with open(self.getBuildArtifact("f.h"), "w") as f:
f.write("""
struct S { int i; };
struct S getS() { struct S r = {1}; return r; }
void f() {}
""")
# Rebuild.
d = {'OBJC_SOURCES': 'second.m'}
self.build(dictionary=d)
# Reattach.
process.Kill()
target, process, _, _ = lldbutil.run_to_breakpoint_do_run(self, target, bkpt)
self.assertIn("int i", str(target.FindTypes('S').GetTypeAtIndex(0)))
self.expect("image list -g", patterns=[r'second\.o', r'Foo.*\.pcm'])
# Check log file.
found = False
with open(logfile, 'r') as f:
for line in f:
if "module changed" in line and "Foo" in line:
found = True
self.assertTrue(found)
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