1
2import unittest2
3import os
4import shutil
5
6import lldb
7from lldbsuite.test.decorators import *
8from lldbsuite.test.lldbtest import *
9from lldbsuite.test import lldbutil
10
11
12class TestClangModuleHashMismatch(TestBase):
13    mydir = TestBase.compute_mydir(__file__)
14
15    @skipUnlessDarwin
16    @skipIf(debug_info=no_match(["gmodules"]))
17    def test_expr(self):
18        with open(self.getBuildArtifact("module.modulemap"), "w") as f:
19            f.write("""
20                    module Foo { header "f.h" }
21                    """)
22        with open(self.getBuildArtifact("f.h"), "w") as f:
23            f.write("""
24                    typedef int my_int;
25                    void f() {}
26                    """)
27
28        mod_cache = self.getBuildArtifact("private-module-cache")
29        if os.path.isdir(mod_cache):
30          shutil.rmtree(mod_cache)
31        self.build()
32        self.assertTrue(os.path.isdir(mod_cache), "module cache exists")
33
34        logfile = self.getBuildArtifact("host.log")
35        if configuration.is_reproducer_replay():
36            logfile = self.getReproducerRemappedPath(logfile)
37        self.runCmd("log enable -v -f %s lldb host" % logfile)
38        target, _, _, _ = lldbutil.run_to_source_breakpoint(
39            self, "break here", lldb.SBFileSpec("main.m"))
40        target.GetModuleAtIndex(0).FindTypes('my_int')
41
42        found = False
43        with open(logfile, 'r') as f:
44            for line in f:
45                if "hash mismatch" in line and "Foo" in line:
46                    found = True
47        self.assertTrue(found)
48