gdb/testsuite/gdb.base/skip.exp

   1 #   Copyright 2011-2016 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Justin Lebar. (justin.lebar@gmail.com)
  17
  18 if { [prepare_for_testing skip.exp "skip" \
  19                           {skip.c skip1.c } \
  20                           {debug nowarnings}] } {
  21     return -1
  22 }
  23
  24 set srcfile skip.c
  25 set srcfile1 skip1.c
  26
  27 # Right after we start gdb, there's no default file or function to skip.
  28
  29 gdb_test "skip file" "No default file now." "skip file (no default file)"
  30 gdb_test "skip function" "No default function now."
  31 gdb_test "skip" "No default function now." "skip (no default function)"
  32
  33 if ![runto_main] { fail "skip tests suppressed" }
  34
  35 # Test |info skip| with an empty skiplist.
  36
  37 gdb_test "info skip" "Not skipping any files or functions\." "info skip empty"
  38
  39 # Create a skiplist entry for the current file and function.
  40
  41 gdb_test "skip file" "File .*$srcfile will be skipped when stepping\." "skip file ($srcfile)"
  42 gdb_test "skip" "Function main will be skipped when stepping\." "skip (main)"
  43
  44 # Create a skiplist entry for a specified file and function.
  45
  46 gdb_test "skip file skip1.c" "File .*$srcfile1 will be skipped when stepping\."
  47 gdb_test "skip function baz" "Function baz will be skipped when stepping\."
  48
  49 # Test bad skiplist entry modification commands
  50
  51 gdb_test "skip enable 999" "No skiplist entries found with number 999."
  52 gdb_test "skip disable 999" "No skiplist entries found with number 999."
  53 gdb_test "skip delete 999" "No skiplist entries found with number 999."
  54 gdb_test "skip enable a" "Args must be numbers or '\\$' variables."
  55 gdb_test "skip disable a" "Args must be numbers or '\\$' variables."
  56 gdb_test "skip delete a" "Args must be numbers or '\\$' variables."
  57
  58 # Ask for info on a skiplist entry which doesn't exist.
  59
  60 gdb_test "info skip 999" "No skiplist entries found with number 999."
  61
  62 # Does |info skip| look right?
  63
  64 gdb_test "info skip" \
  65   "Num\\s+Type\\s+Enb\\s+What\\s*
  66 1\\s+file\\s+y\\s+.*$srcfile\\s*
  67 2\\s+function\\s+y\\s+main\\s*
  68 3\\s+file\\s+y\\s+$srcfile1\\s*
  69 4\\s+function\\s+y\\s+baz\\s*"
  70
  71 # Right now, we have an outstanding skiplist entry on both source
  72 # files, so when we step into the first line in main(), we should step
  73 # right over it and go to the second line of main().
  74
  75 if ![runto_main] { fail "skip tests suppressed" }
  76 gdb_test "step" ".*" "step in the main"
  77 gdb_test "bt" "\\s*\\#0\\s+main.*" "step after all ignored"
  78
  79 # Now remove skip.c from the skiplist.  Our first step should take us
  80 # into foo(), and our second step should take us to the next line in
  81 # main().
  82
  83 gdb_test "skip delete 1"
  84 # Check that entry 1 is missing from |info skip|
  85 gdb_test "info skip" \
  86   "Num\\s+Type\\s+Enb\\s+What\\s*
  87 2\\s+function\\s+y\\s+main\\s*
  88 3\\s+file\\s+y\\s+$srcfile1\\s*
  89 4\\s+function\\s+y\\s+baz\\s*" \
  90     "info skip (delete 1)"
  91
  92 if ![runto_main] { fail "skip tests suppressed" }
  93 set test "step after deleting 1"
  94 gdb_test "step" "foo \\(\\) at.*" "$test (1)"
  95 gdb_test "step" ".*" "$test (2)" ; # Return from foo()
  96 gdb_test "step" "main \\(\\) at.*" "$test (3)"
  97
  98 # Now disable the skiplist entry for  skip1.c.  We should now
  99 # step into foo(), then into bar(), but not into baz().
 100
 101 gdb_test "skip disable 3"
 102 # Is entry 3 disabled in |info skip|?
 103 gdb_test "info skip 3" ".*\\n3\\s+file\\s+n.*" \
 104   "info skip shows entry as disabled"
 105
 106 if ![runto_main] { fail "skip tests suppressed" }
 107 set test "step after disabling 3"
 108 gdb_test "step" "bar \\(\\) at.*" "$test (1)"
 109 gdb_test "step" ".*" "$test (2)"; # Return from foo()
 110 gdb_test "step" "foo \\(\\) at.*" "$test (3)"
 111 gdb_test "step" ".*" "$test (4)"; # Return from bar()
 112 gdb_test "step" "main \\(\\) at.*" "$test (5)"
 113
 114 # Enable skiplist entry 3 and make sure we step over it like before.
 115
 116 gdb_test "skip enable 3"
 117 # Is entry 3 enabled in |info skip|?
 118 gdb_test "info skip 3" ".*\\n3\\s+file\\s+y.*" \
 119   "info skip shows entry as enabled"
 120 if ![runto_main] { fail "skip tests suppressed" }
 121 set test "step after enable 3"
 122 gdb_test "step" "foo \\(\\) at.*" "$test (1)"
 123 gdb_test "step" ".*" "$test (2)"; # Return from foo()
 124 gdb_test "step" "main \\(\\) at.*" "$test (3)"
 125
 126 gdb_test "skip disable"
 127 gdb_test "info skip" \
 128   "Num\\s+Type\\s+Enb\\s+What\\s*
 129 2\\s+function\\s+n\\s+main\\s*
 130 3\\s+file\\s+n\\s+$srcfile1\\s*
 131 4\\s+function\\s+n\\s+baz\\s*" \
 132   "info skip after disabling all"
 133
 134 gdb_test "skip enable"
 135 gdb_test "info skip" \
 136   "Num\\s+Type\\s+Enb\\s+What\\s*
 137 2\\s+function\\s+y\\s+main\\s*
 138 3\\s+file\\s+y\\s+$srcfile1\\s*
 139 4\\s+function\\s+y\\s+baz\\s*" \
 140   "info skip after enabling all"
 141
 142 gdb_test "skip disable 4 2-3"
 143 gdb_test "info skip" \
 144   "Num\\s+Type\\s+Enb\\s+What\\s*
 145 2\\s+function\\s+n\\s+main\\s*
 146 3\\s+file\\s+n\\s+$srcfile1\\s*
 147 4\\s+function\\s+n\\s+baz\\s*" \
 148   "info skip after disabling 4 2-3"
 149
 150 gdb_test "skip enable 2-3"
 151 gdb_test "info skip" \
 152   "Num\\s+Type\\s+Enb\\s+What\\s*
 153 2\\s+function\\s+y\\s+main\\s*
 154 3\\s+file\\s+y\\s+$srcfile1\\s*
 155 4\\s+function\\s+n\\s+baz\\s*" \
 156   "info skip after enabling 2-3"
 157
 158 gdb_test "info skip 2-3" \
 159   "Num\\s+Type\\s+Enb\\s+What\\s*
 160 2\\s+function\\s+y\\s+main\\s*
 161 3\\s+file\\s+y\\s+$srcfile1\\s*" \
 162   "info skip 2-3"
 163
 164 gdb_test "skip delete 2 3"
 165 gdb_test "info skip" \
 166   "4\\s+function\\s+n\\s+baz\\s*" \
 167   "info skip after deleting 2 3"
 168
 169 gdb_test "skip delete"
 170 gdb_test "info skip" "Not skipping any files or functions\." \
 171   "info skip after deleting all"