File: TestSourceRegexBreakpoints.py

package info (click to toggle)
llvm-toolchain-3.9 1%3A3.9.1-9
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 441,144 kB
  • ctags: 428,836
  • sloc: cpp: 2,546,577; ansic: 538,318; asm: 119,677; objc: 103,316; python: 102,148; sh: 27,847; pascal: 5,626; ml: 5,510; perl: 5,293; lisp: 4,801; makefile: 2,177; xml: 686; cs: 362; php: 212; csh: 117
file content (100 lines) | stat: -rw-r--r-- 4,271 bytes parent folder | download | duplicates (2)
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
87
88
89
90
91
92
93
94
95
96
97
98
99
100
"""
Test lldb breakpoint setting by source regular expression.
This test just tests the source file & function restrictions.
"""

from __future__ import print_function

import os, time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil

class TestSourceRegexBreakpoints(TestBase):

    mydir = TestBase.compute_mydir(__file__)

    def test_location (self):
        self.build()
        self.source_regex_locations()

    def test_restrictions (self):
        self.build ()
        self.source_regex_restrictions ()


    def source_regex_locations (self):
        """ Test that restricting source expressions to files & to functions. """
        # Create a target by the debugger.
        exe = os.path.join(os.getcwd(), "a.out")
        target = self.dbg.CreateTarget(exe)
        self.assertTrue(target, VALID_TARGET)

        # First look just in main:
        target_files = lldb.SBFileSpecList()
        target_files.Append(lldb.SBFileSpec("a.c"))

        func_names = lldb.SBStringList()
        func_names.AppendString("a_func")

        source_regex = "Set . breakpoint here"
        main_break = target.BreakpointCreateBySourceRegex (source_regex,
                                                           lldb.SBFileSpecList(),
                                                           target_files,
                                                           func_names)
        num_locations = main_break.GetNumLocations()
        self.assertTrue(num_locations == 1, "a.c in a_func should give one breakpoint, got %d."%(num_locations))

        loc = main_break.GetLocationAtIndex(0)
        self.assertTrue(loc.IsValid(), "Got a valid location.")
        address = loc.GetAddress()
        self.assertTrue(address.IsValid(), "Got a valid address from the location.")
        
        a_func_line = line_number("a.c", "Set A breakpoint here")
        line_entry = address.GetLineEntry()
        self.assertTrue(line_entry.IsValid(), "Got a valid line entry.")
        self.assertTrue(line_entry.line == a_func_line, "Our line number matches the one lldbtest found.")

    def source_regex_restrictions (self):
        """ Test that restricting source expressions to files & to functions. """
        # Create a target by the debugger.
        exe = os.path.join(os.getcwd(), "a.out")
        target = self.dbg.CreateTarget(exe)
        self.assertTrue(target, VALID_TARGET)

        # First look just in main:
        target_files = lldb.SBFileSpecList()
        target_files.Append(lldb.SBFileSpec("main.c"))
        source_regex = "Set . breakpoint here"
        main_break = target.BreakpointCreateBySourceRegex (source_regex,
                                                           lldb.SBFileSpecList(),
                                                           target_files,
                                                           lldb.SBStringList())

        num_locations = main_break.GetNumLocations()
        self.assertTrue(num_locations == 2, "main.c should have 2 matches, got %d."%(num_locations))

        # Now look in both files:
        target_files.Append(lldb.SBFileSpec("a.c"))

        main_break = target.BreakpointCreateBySourceRegex (source_regex,
                                                           lldb.SBFileSpecList(),
                                                           target_files,
                                                           lldb.SBStringList())

        num_locations =main_break.GetNumLocations()
        self.assertTrue(num_locations == 4, "main.c and a.c should have 4 matches, got %d."%(num_locations))

        # Now restrict it to functions:
        func_names = lldb.SBStringList()
        func_names.AppendString("main_func")
        main_break = target.BreakpointCreateBySourceRegex (source_regex,
                                                           lldb.SBFileSpecList(),
                                                           target_files,
                                                           func_names)

        num_locations =main_break.GetNumLocations()
        self.assertTrue(num_locations == 2, "main_func in main.c and a.c should have 2 matches, got %d."%(num_locations))