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 #
  28 # Right after we start gdb, there's no default file or function to skip.
  29 #
  30 gdb_test "skip file" "No default file now." "skip file (no default file)"
  31 gdb_test "skip function" "No default function now."
  32 gdb_test "skip" "No default function now." "skip (no default function)"
  33
  34 if ![runto_main] { fail "skip tests suppressed" }
  35
  36 #
  37 # Test |info skip| with an empty skiplist.
  38 #
  39 gdb_test "info skip" "Not skipping any files or functions\." "info skip empty"
  40
  41 #
  42 # Create a skiplist entry for the current file and function.
  43 #
  44 gdb_test "skip file" "File .*$srcfile will be skipped when stepping\." "skip file ($srcfile)"
  45 gdb_test "skip" "Function main will be skipped when stepping\." "skip (main)"
  46
  47 #
  48 # Create a skiplist entry for a specified file and function.
  49 #
  50 gdb_test "skip file skip1.c" "File .*$srcfile1 will be skipped when stepping\."
  51 gdb_test "skip function baz" "Function baz will be skipped when stepping\."
  52
  53 #
  54 # Test bad skiplist entry modification commands
  55 #
  56 gdb_test "skip enable 999" "No skiplist entries found with number 999."
  57 gdb_test "skip disable 999" "No skiplist entries found with number 999."
  58 gdb_test "skip delete 999" "No skiplist entries found with number 999."
  59 gdb_test "skip enable a" "Args must be numbers or '\\$' variables."
  60 gdb_test "skip disable a" "Args must be numbers or '\\$' variables."
  61 gdb_test "skip delete a" "Args must be numbers or '\\$' variables."
  62
  63 #
  64 # Ask for info on a skiplist entry which doesn't exist.
  65 #
  66 gdb_test "info skip 999" "No skiplist entries found with number 999."
  67
  68 #
  69 # Does |info skip| look right?
  70 #
  71 gdb_test "info skip" \
  72   "Num\\s+Type\\s+Enb\\s+What\\s*
  73 1\\s+file\\s+y\\s+.*$srcfile\\s*
  74 2\\s+function\\s+y\\s+main\\s*
  75 3\\s+file\\s+y\\s+$srcfile1\\s*
  76 4\\s+function\\s+y\\s+baz\\s*"
  77
  78 #
  79 # Right now, we have an outstanding skiplist entry on both source
  80 # files, so when we step into the first line in main(), we should step
  81 # right over it and go to the second line of main().
  82 #
  83
  84 if ![runto_main] { fail "skip tests suppressed" }
  85 gdb_test "step" ".*" "step in the main"
  86 gdb_test "bt" "\\s*\\#0\\s+main.*" "step after all ignored"
  87
  88 #
  89 # Now remove skip.c from the skiplist.  Our first step should take us
  90 # into foo(), and our second step should take us to the next line in
  91 # main().
  92 #
  93 gdb_test "skip delete 1"
  94 # Check that entry 1 is missing from |info skip|
  95 gdb_test "info skip" \
  96   "Num\\s+Type\\s+Enb\\s+What\\s*
  97 2\\s+function\\s+y\\s+main\\s*
  98 3\\s+file\\s+y\\s+$srcfile1\\s*
  99 4\\s+function\\s+y\\s+baz\\s*" \
 100     "info skip (delete 1)"
 101
 102 if ![runto_main] { fail "skip tests suppressed" }
 103 set test "step after deleting 1"
 104 gdb_test "step" "foo \\(\\) at.*" "$test (1)"
 105 gdb_test "step" ".*" "$test (2)" ; # Return from foo()
 106 gdb_test "step" "main \\(\\) at.*" "$test (3)"
 107
 108 #
 109 # Now disable the skiplist entry for  skip1.c.  We should now
 110 # step into foo(), then into bar(), but not into baz().
 111 #
 112 gdb_test "skip disable 3"
 113 # Is entry 3 disabled in |info skip|?
 114 gdb_test "info skip 3" ".*\\n3\\s+file\\s+n.*" \
 115   "info skip shows entry as disabled"
 116
 117 if ![runto_main] { fail "skip tests suppressed" }
 118 set test "step after disabling 3"
 119 gdb_test "step" "bar \\(\\) at.*" "$test (1)"
 120 gdb_test "step" ".*" "$test (2)"; # Return from foo()
 121 gdb_test "step" "foo \\(\\) at.*" "$test (3)"
 122 gdb_test "step" ".*" "$test (4)"; # Return from bar()
 123 gdb_test "step" "main \\(\\) at.*" "$test (5)"
 124
 125 #
 126 # Enable skiplist entry 3 and make sure we step over it like before.
 127 #
 128 gdb_test "skip enable 3"
 129 # Is entry 3 enabled in |info skip|?
 130 gdb_test "info skip 3" ".*\\n3\\s+file\\s+y.*" \
 131   "info skip shows entry as enabled"
 132 if ![runto_main] { fail "skip tests suppressed" }
 133 set test "step after enable 3"
 134 gdb_test "step" "foo \\(\\) at.*" "$test (1)"
 135 gdb_test "step" ".*" "$test (2)"; # Return from foo()
 136 gdb_test "step" "main \\(\\) at.*" "$test (3)"
 137
 138 gdb_test "skip disable"
 139 gdb_test "info skip" \
 140   "Num\\s+Type\\s+Enb\\s+What\\s*
 141 2\\s+function\\s+n\\s+main\\s*
 142 3\\s+file\\s+n\\s+$srcfile1\\s*
 143 4\\s+function\\s+n\\s+baz\\s*" \
 144   "info skip after disabling all"
 145
 146 gdb_test "skip enable"
 147 gdb_test "info skip" \
 148   "Num\\s+Type\\s+Enb\\s+What\\s*
 149 2\\s+function\\s+y\\s+main\\s*
 150 3\\s+file\\s+y\\s+$srcfile1\\s*
 151 4\\s+function\\s+y\\s+baz\\s*" \
 152   "info skip after enabling all"
 153
 154 gdb_test "skip disable 4 2-3"
 155 gdb_test "info skip" \
 156   "Num\\s+Type\\s+Enb\\s+What\\s*
 157 2\\s+function\\s+n\\s+main\\s*
 158 3\\s+file\\s+n\\s+$srcfile1\\s*
 159 4\\s+function\\s+n\\s+baz\\s*" \
 160   "info skip after disabling 4 2-3"
 161
 162 gdb_test "skip enable 2-3"
 163 gdb_test "info skip" \
 164   "Num\\s+Type\\s+Enb\\s+What\\s*
 165 2\\s+function\\s+y\\s+main\\s*
 166 3\\s+file\\s+y\\s+$srcfile1\\s*
 167 4\\s+function\\s+n\\s+baz\\s*" \
 168   "info skip after enabling 2-3"
 169
 170 gdb_test "info skip 2-3" \
 171   "Num\\s+Type\\s+Enb\\s+What\\s*
 172 2\\s+function\\s+y\\s+main\\s*
 173 3\\s+file\\s+y\\s+$srcfile1\\s*" \
 174   "info skip 2-3"
 175
 176 gdb_test "skip delete 2 3"
 177 gdb_test "info skip" \
 178   "4\\s+function\\s+n\\s+baz\\s*" \
 179   "info skip after deleting 2 3"
 180
 181 gdb_test "skip delete"
 182 gdb_test "info skip" "Not skipping any files or functions\." \
 183   "info skip after deleting all"