gdb/testsuite/gdb.python/py-framefilter.exp

   1 # Copyright (C) 2013-2018 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 is part of the GDB testsuite.  It tests Python-based
  17 # frame-filters.
  18
  19 load_lib gdb-python.exp
  20
  21 standard_testfile
  22
  23 # We cannot use prepare_for_testing as we have to set the safe-patch
  24 # to check objfile and progspace printers.
  25 if {[build_executable $testfile.exp $testfile $srcfile debug] == -1} {
  26     return -1
  27 }
  28
  29 # Start with a fresh gdb.
  30 gdb_exit
  31 gdb_start
  32
  33 # Skip all tests if Python scripting is not enabled.
  34 if { [skip_python_tests] } { continue }
  35
  36 gdb_test "info frame-filter" \
  37     "No frame filters\\." \
  38     "info frame filter before loading filters"
  39
  40 # Make the -gdb.py script available to gdb, it is automagically loaded by gdb.
  41 # Care is taken to put it in the same directory as the binary so that
  42 # gdb will find it.
  43 set remote_obj_python_file \
  44     [remote_download \
  45          host ${srcdir}/${subdir}/${testfile}-gdb.py.in \
  46          [standard_output_file ${testfile}-gdb.py]]
  47
  48 gdb_reinitialize_dir $srcdir/$subdir
  49 gdb_test_no_output "set auto-load safe-path ${remote_obj_python_file}" \
  50     "set auto-load safe-path"
  51 gdb_load ${binfile}
  52 # Verify gdb loaded the script.
  53 gdb_test "info auto-load python-scripts" "Yes.*/${testfile}-gdb.py.*" \
  54     "Test auto-load had loaded python scripts"
  55
  56 if ![runto_main] then {
  57     perror "couldn't run to breakpoint"
  58     return
  59 }
  60 gdb_test_no_output "set python print-stack full" \
  61     "set python print-stack to full"
  62
  63 # Load global frame-filters
  64 set remote_python_file [gdb_remote_download host \
  65                             ${srcdir}/${subdir}/${testfile}.py]
  66 gdb_test_no_output "source ${remote_python_file}" "load python file"
  67
  68 gdb_breakpoint [gdb_get_line_number "Backtrace end breakpoint"]
  69 gdb_breakpoint [gdb_get_line_number "Inner test breakpoint"]
  70 gdb_continue_to_breakpoint "Inner test breakpoint"
  71
  72 # Test multiple local blocks.
  73 gdb_test "bt full no-filters" \
  74     ".*#0.*end_func.*h = 9.*f = 42.*g = 19.*bar = $hex \"Inside block x2\".*d = 15.*e = 14.*foo = $hex \"Inside block\".*str = $hex \"The End\".*st2 = $hex \"Is Near\".*b = 12.*c = 5.*" \
  75     "bt full no-filters"
  76 gdb_test "bt full" \
  77     ".*#0.*cnuf_dne.*h = 9.*f = 42.*g = 19.*bar = $hex \"Inside block x2\".*d = 15.*e = 14.*foo = $hex \"Inside block\".*str = $hex \"The End\".*st2 = $hex \"Is Near\".*b = 12.*c = 5.*" \
  78     "bt full with filters"
  79
  80 # Test pagination can be aborted even for frame filters.
  81 gdb_test_no_output "set height 5" "pagination quit - set height limited"
  82 foreach bttype [list "bt" "bt full"] {
  83     set test "pagination quit - $bttype"
  84     gdb_test_multiple "$bttype" $test {
  85         -re "$pagination_prompt$" {
  86             pass $test
  87         }
  88     }
  89     gdb_test "q" "^q\r\nQuit" "pagination quit - $bttype - q"
  90 }
  91 gdb_test_no_output "set height unlimited" "pagination quit - set height unlimited"
  92
  93 gdb_continue_to_breakpoint "Backtrace end breakpoint"
  94
  95 # Test set/show
  96 gdb_test "info frame-filter" \
  97     ".*900.*Yes.*Elider.*100.*Yes.*Reverse.*10.*.*No.*Object.*1.*" \
  98     "info frame filter before setting priority"
  99 gdb_test "show frame-filter priority global Elider" \
 100     "Priority of filter 'Elider' in list 'global' is: 900" \
 101     "show frame-filter priority global Elider before setting"
 102 gdb_test_no_output  "set frame-filter priority global Elider 1000" \
 103     "set frame-filter priotiy global Elider 1000"
 104 gdb_test "show frame-filter priority global Elider" \
 105         "Priority of filter 'Elider' in list 'global' is: 1000" \
 106         "show frame-filter priority global Elider after setting"
 107 gdb_test "info frame-filter" \
 108     ".*1000.*Yes.*Elider.*100.*Yes.*Reverse.*10.*.*No.*Object.*1.*" \
 109     "info frame filter after setting priority"
 110 gdb_test "set frame-filter priority global NoSuchFilter 900" \
 111     "frame-filter 'NoSuchFilter' not found." \
 112     "set priority of a non-existing filter"
 113
 114 # Test enable/disable
 115 gdb_test "info frame-filter" \
 116     ".*1000.*Yes.*Elider.*100.*Yes.*Reverse.*10.*.*No.*Object.*1.*" \
 117     "info frame filter before disable frame filter"
 118 gdb_test_no_output  "disable frame-filter global Elider" \
 119     "disable frame-filter global Elider"
 120 gdb_test "info frame-filter" \
 121     ".*1000.*No.*Elider.*100.*Yes.*Reverse.*10.*.*No.*Object.*1.*" \
 122     "info frame filter after disable frame filter"
 123 gdb_test_no_output  "enable frame-filter global Elider" \
 124     "enable frame-filter global Elider"
 125 gdb_test "info frame-filter" \
 126     ".*1000.*Yes.*Elider.*100.*Yes.*Reverse.*10.*.*No.*Object.*1.*" \
 127     "info frame filter after reenabling frame filter"
 128 gdb_test "disable frame-filter global NoSuchFilter" \
 129     "frame-filter 'NoSuchFilter' not found." \
 130     "disable a non-existing filter"
 131
 132 # Test no-filters
 133 gdb_test "bt no-filters" \
 134     ".*#0.*end_func.*#22.*in func1.*#27.*in main \\(\\).*" \
 135     "bt no-filters"
 136
 137 # Test reverse
 138 gdb_test "bt" \
 139     ".*#0.*cnuf_dne.*#22.*in 1cnuf.*#27.*in niam \\(\\).*" \
 140     "bt with frame filters"
 141
 142 # Disable Reverse
 143 gdb_test_no_output "disable frame-filter global Reverse" \
 144     "disable frame-filter global Reverse"
 145 gdb_test "bt" \
 146     ".*#0.*end_func.*#22.*in func1.*#27.*in main \\(\\).*" \
 147     "bt with frame-filter Reverse disabled"
 148 gdb_test "bt -2" \
 149     ".*#26.*func5.*#27.*in main \\(\\).*" \
 150     "bt -2 with frame-filter Reverse disabled"
 151 gdb_test "bt 3" \
 152     ".*#0.*end_func.*#1.*in funca \\(\\).*#2.*in funcb \\(j=10\\)\[^#\]*More stack frames follow.*" \
 153     "bt 3 with frame-filter Reverse disabled"
 154 gdb_test "bt no-filter full" \
 155     ".*#0.*end_func.*str = $hex \"The End\".*st2 = $hex \"Is Near\".*b = 12.*c = 5.*#1.*in funca \\(\\).*#2.*in funcb \\(j=10\\).*bar = \{a = 42, b = 84\}.*" \
 156     "bt no-filters full with Reverse disabled"
 157 gdb_test "bt full" \
 158     ".*#0.*end_func.*str = $hex \"The End\".*st2 = $hex \"Is Near\".*b = 12.*c = 5.*#1.*in funca \\(\\).*#2.*in funcb \\(j=10\\).*bar = \{a = 42, b = 84\}.*#22.*in func1 \\(\\).*#23.*in func2 \\(f=3\\).*elided = $hex \"Elided frame\".*fb = \{nothing = $hex \"Elided Foo Bar\", f = 84, s = 38\}.*bf = $hex.*" \
 159     "bt full with Reverse disabled"
 160
 161 # Test set print frame-arguments
 162 # none
 163 gdb_test_no_output "set print frame-arguments none" \
 164     "turn off frame arguments"
 165 gdb_test "bt no-filter 1" \
 166     "#0.*end_func \\(foo=\.\.\., bar=\.\.\., fb=\.\.\., bf=\.\.\.\\) at .*py-framefilter.c.*" \
 167     "bt no-filter 1 no args"
 168 gdb_test "bt 1" \
 169     "#0.*end_func \\(foo=\.\.\., bar=\.\.\., fb=\.\.\., bf=\.\.\.\\) at .*py-framefilter.c.*" \
 170     "bt 1 no args"
 171
 172 # scalars
 173 gdb_test_no_output "set print frame-arguments scalars" \
 174     "turn frame arguments to scalars only"
 175 gdb_test "bt no-filter 1" \
 176     "#0.*end_func \\(foo=21, bar=$hex \"Param\", fb=$hex, bf=\.\.\.\\) at .*py-framefilter.c.*" \
 177     "bt no-filter 1 scalars"
 178 gdb_test "bt 1" \
 179     "#0.*end_func \\(foo=21, bar=$hex \"Param\", fb=$hex, bf=\.\.\.\\) at .*py-framefilter.c.*" \
 180     "bt 1 scalars"
 181
 182 # all
 183 gdb_test_no_output "set print frame-arguments all" \
 184     "turn on frame arguments"
 185 gdb_test "bt no-filter 1" \
 186     "#0.*end_func \\(foo=21, bar=$hex \"Param\", fb=$hex, bf=\{nothing = $hex \"Foo Bar\", f = 42, s = 19\}\\) at .*py-framefilter.c.*" \
 187     "bt no-filter 1 all args"
 188 gdb_test "bt 1" \
 189     "#0.*end_func \\(foo=21, bar=$hex \"Param\", fb=$hex, bf=\{nothing = $hex \"Foo Bar\", f = 42, s = 19\}\\) at .*py-framefilter.c.*" \
 190     "bt 1 all args"
 191
 192 # set print address off
 193 gdb_test_no_output "set print address off" \
 194     "Turn off address printing"
 195 gdb_test "bt no-filter 1" \
 196     "#0  end_func \\(foo=21, bar=\"Param\", fb=, bf=\{nothing = \"Foo Bar\", f = 42, s = 19\}\\) at .*py-framefilter.c.*" \
 197     "bt no-filter 1 no address"
 198 gdb_test "bt 1" \
 199     "#0  end_func \\(foo=21, bar=\"Param\", fb=, bf=\{nothing = \"Foo Bar\", f = 42, s = 19\}\\) at .*py-framefilter.c.*" \
 200     "bt 1 no addresss"
 201
 202 gdb_test_no_output "set python print-stack message" \
 203     "Set python print-stack to message for Error filter"
 204 gdb_test_no_output  "enable frame-filter global Error" \
 205     "enable frame-filter global Error"
 206 set test "bt 1 with Error filter"
 207 gdb_test_multiple "bt 1" $test {
 208     -re "Python Exception .*whoops:.*$gdb_prompt $" {
 209         pass $test
 210     }
 211 }
 212
 213 # Test with no debuginfo
 214
 215 # We cannot use prepare_for_testing as we have to set the safe-patch
 216 # to check objfile and progspace printers.
 217 if {[build_executable $testfile.exp $testfile $srcfile {nodebug}] == -1} {
 218     return -1
 219 }
 220
 221 # Start with a fresh gdb.
 222 gdb_exit
 223 gdb_start
 224
 225 # Skip all tests if Python scripting is not enabled.
 226 if { [skip_python_tests] } { continue }
 227
 228 # Make the -gdb.py script available to gdb, it is automagically loaded by gdb.
 229 # Care is taken to put it in the same directory as the binary so that
 230 # gdb will find it.
 231 set remote_obj_python_file \
 232     [remote_download \
 233          host ${srcdir}/${subdir}/${testfile}-gdb.py.in \
 234          [standard_output_file ${testfile}-gdb.py]]
 235
 236 gdb_reinitialize_dir $srcdir/$subdir
 237 gdb_test_no_output "set auto-load safe-path ${remote_obj_python_file}" \
 238     "set auto-load safe-path for no debug info"
 239 gdb_load ${binfile}
 240
 241 # Verify gdb loaded the script.
 242 gdb_test "info auto-load python-scripts" "Yes.*/${testfile}-gdb.py.*" \
 243     "Set autoload path for no debug info tests"
 244 if ![runto_main] then {
 245     perror "couldn't run to breakpoint"
 246     return
 247 }
 248
 249 gdb_test_no_output "set python print-stack full" \
 250     "set python print-stack full for no debuginfo tests"
 251
 252 # Load global frame-filters
 253 set remote_python_file [gdb_remote_download host \
 254                             ${srcdir}/${subdir}/${testfile}.py]
 255 gdb_test_no_output "source ${remote_python_file}" \
 256     "load python file for no debuginfo tests"
 257
 258 # Disable Reverse
 259 gdb_test_no_output "disable frame-filter global Reverse" \
 260     "disable frame-filter global Reverse for no debuginfo"
 261 gdb_test "bt" \
 262     ".*#0..*in main \\(\\).*" \
 263     "bt for no debuginfo"
 264 gdb_test "bt full" \
 265     ".*#0..*in main \\(\\).*" \
 266     "bt full for no debuginfo"
 267 gdb_test "bt no-filters" \
 268     ".*#0..*in main \\(\\).*" \
 269     "bt no filters for no debuginfo"
 270 gdb_test "bt no-filters full" \
 271     ".*#0..*in main \\(\\).*" \
 272     "bt no-filters full no debuginfo"