File: TestFdLeak.py

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (86 lines) | stat: -rw-r--r-- 3,123 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
"""
Test whether a process started by lldb has no extra file descriptors open.
"""



import lldb
from lldbsuite.test import lldbutil
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *


class AvoidsFdLeakTestCase(TestBase):

    NO_DEBUG_INFO_TESTCASE = True

    mydir = TestBase.compute_mydir(__file__)

    # The check for descriptor leakage needs to be implemented differently
    # here.
    @skipIfWindows
    @skipIfTargetAndroid()  # Android have some other file descriptors open by the shell
    @skipIfDarwinEmbedded # <rdar://problem/33888742>  # debugserver on ios has an extra fd open on launch
    def test_fd_leak_basic(self):
        self.do_test([])

    # The check for descriptor leakage needs to be implemented differently
    # here.
    @skipIfWindows
    @skipIfTargetAndroid()  # Android have some other file descriptors open by the shell
    @skipIfDarwinEmbedded # <rdar://problem/33888742>  # debugserver on ios has an extra fd open on launch
    def test_fd_leak_log(self):
        self.do_test(["log enable -f '/dev/null' lldb commands"])

    def do_test(self, commands):
        self.build()
        exe = self.getBuildArtifact("a.out")

        for c in commands:
            self.runCmd(c)

        target = self.dbg.CreateTarget(exe)

        process = target.LaunchSimple(
            None, None, self.get_process_working_directory())
        self.assertTrue(process, PROCESS_IS_VALID)

        self.assertEqual(
            process.GetState(), lldb.eStateExited,
            "Process should have exited.")
        self.assertEqual(
            process.GetExitStatus(), 0,
            "Process returned non-zero status. Were incorrect file descriptors passed?")

    # The check for descriptor leakage needs to be implemented differently
    # here.
    @skipIfWindows
    @skipIfTargetAndroid()  # Android have some other file descriptors open by the shell
    @skipIfDarwinEmbedded # <rdar://problem/33888742>  # debugserver on ios has an extra fd open on launch
    def test_fd_leak_multitarget(self):
        self.build()
        exe = self.getBuildArtifact("a.out")

        target = self.dbg.CreateTarget(exe)
        breakpoint = target.BreakpointCreateBySourceRegex(
            'Set breakpoint here', lldb.SBFileSpec("main.c", False))
        self.assertTrue(breakpoint, VALID_BREAKPOINT)

        process1 = target.LaunchSimple(
            None, None, self.get_process_working_directory())
        self.assertTrue(process1, PROCESS_IS_VALID)
        self.assertEqual(
            process1.GetState(), lldb.eStateStopped,
            "Process should have been stopped.")

        target2 = self.dbg.CreateTarget(exe)
        process2 = target2.LaunchSimple(
            None, None, self.get_process_working_directory())
        self.assertTrue(process2, PROCESS_IS_VALID)

        self.assertEqual(
            process2.GetState(), lldb.eStateExited,
            "Process should have exited.")
        self.assertEqual(
            process2.GetExitStatus(), 0,
            "Process returned non-zero status. Were incorrect file descriptors passed?")