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

   1 # Copyright (C) 2008, 2009 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 # pretty-printing for MI.
  18
  19 load_lib mi-support.exp
  20 set MIFLAGS "-i=mi2"
  21
  22 gdb_exit
  23 if [mi_gdb_start] {
  24     continue
  25 }
  26
  27 set testfile "py-prettyprint"
  28 set srcfile ${testfile}.c
  29 set binfile ${objdir}/${subdir}/${testfile}
  30 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DMI}] != "" } {
  31     untested mi2-var-child.exp
  32     return -1
  33 }
  34
  35 mi_delete_breakpoints
  36 mi_gdb_reinitialize_dir $srcdir/$subdir
  37 mi_gdb_load ${binfile}
  38
  39 if {[lsearch -exact [mi_get_features] python] < 0} {
  40     unsupported "python support is disabled"
  41     return -1
  42 }
  43
  44 mi_runto main
  45
  46 set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
  47
  48 mi_gdb_test "python execfile ('${remote_python_file}')" ""
  49
  50 mi_continue_to_line [gdb_get_line_number {MI breakpoint here} ${testfile}.c] \
  51   "step to breakpoint"
  52
  53 mi_create_dynamic_varobj container c \
  54   "create container varobj, no pretty-printing"
  55
  56 mi_list_varobj_children container {
  57   { container.name name 1 string }
  58   { container.len len 0 int }
  59   { container.elements elements 1 "int ." }
  60 } "examine container children=0, no pretty-printing"
  61
  62 mi_delete_varobj container "delete varobj"
  63
  64 mi_gdb_test "-enable-pretty-printing" ""
  65
  66 mi_create_varobj_checked string string_1 \
  67     "struct string_repr" \
  68     "create string_1 varobj"
  69
  70 mi_gdb_test "-data-evaluate-expression \"string_1 = string_2\"" ".*" \
  71     "assign string_1 from string_2"
  72
  73 mi_gdb_test "-var-update string" \
  74     "\\^done,changelist=\\\[{name=\"string\",in_scope=\"true\",type_changed=\"false\",dynamic=\"1\",has_more=\"0\"}\\\]" \
  75     "update string varobj after assignment"
  76
  77 mi_create_dynamic_varobj container c \
  78   "create container varobj"
  79
  80 mi_list_varobj_children container {
  81 } "examine container children=0"
  82
  83 mi_next "next over update 1"
  84
  85 mi_varobj_update_dynamic container "varobj update 1" {
  86     type_changed false new_num_children 1 dynamic 1 has_more 0
  87 } {
  88 } {
  89     { name {container.\[0\]} exp {\[0\]} numchild 0 type int thread-id 1 }
  90 }
  91
  92 mi_next "next over update 2"
  93
  94 mi_varobj_update_dynamic container "varobj update 2" {
  95     type_changed false new_num_children 2 dynamic 1 has_more 0
  96 } {
  97 } {
  98     { name {container.\[1\]} exp {\[1\]} numchild 0 type int thread-id 1 }
  99 }
 100
 101 mi_gdb_test "-var-set-visualizer container None" \
 102   "\\^done" \
 103   "clear visualizer"
 104
 105 mi_gdb_test "-var-update container" \
 106   "\\^done,changelist=\\\[\\\]" \
 107   "varobj update after clearing"
 108
 109 mi_gdb_test "-var-set-visualizer container gdb.default_visualizer" \
 110   "\\^done" \
 111   "choose default visualizer"
 112
 113 mi_varobj_update_dynamic container "varobj update after choosing default" {
 114     type_changed false new_num_children 2 dynamic 1 has_more 0
 115 } {
 116 } {
 117     { name {container.\[0\]} exp {\[0\]} numchild 0 type int thread-id 1 }
 118     { name {container.\[1\]} exp {\[1\]} numchild 0 type int thread-id 1 }
 119 }
 120
 121 mi_gdb_test "-var-set-visualizer container ContainerPrinter" \
 122   "\\^done" \
 123   "choose visualizer using expression"
 124
 125 mi_varobj_update_dynamic container \
 126   "varobj update after choosing via expression" {
 127       type_changed false new_num_children 2 dynamic 1 has_more 0
 128   } {
 129   } {
 130       { name {container.\[0\]} exp {\[0\]} numchild 0 type int thread-id 1 }
 131       { name {container.\[1\]} exp {\[1\]} numchild 0 type int thread-id 1 }
 132   }
 133
 134 mi_list_varobj_children_range container 1 2 2 {
 135     { {container.\[1\]} {\[1\]} 0 int }
 136 } "list varobj children after selecting child range"
 137
 138 mi_list_varobj_children_range container -1 -1 2 {
 139     { {container.\[0\]} {\[0\]} 0 int }
 140     { {container.\[1\]} {\[1\]} 0 int }
 141 } "list varobj children after resetting child range"
 142
 143 mi_next "next over update 3"
 144
 145 mi_gdb_test "-var-set-update-range container 0 1" \
 146   "\\^done" \
 147   "set update range"
 148
 149 # This should truncate the list.
 150 mi_list_varobj_children container {
 151     { {container.\[0\]} {\[0\]} 0 int }
 152 } "list children after setting update range"
 153
 154 # This should return just the items in [1,2).
 155 mi_list_varobj_children_range container 1 2 2 {
 156     { {container.\[1\]} {\[1\]} 0 int }
 157 } "list selected children after setting range"
 158
 159 # This should not be affected by the previous list-children request.
 160 mi_list_varobj_children container {
 161     { {container.\[0\]} {\[0\]} 0 int }
 162 } "list children after listing selected range"
 163
 164 mi_next "next over update 4"
 165
 166 # This should only show the first child, because the update range has
 167 # been set.
 168 mi_varobj_update_dynamic container \
 169   "update after next with restricted range" {
 170       type_changed false new_num_children 1 dynamic 1 has_more 1
 171   } {
 172       { name {container.\[0\]} in_scope true type_changed false dynamic 1 has_more 0 }
 173   } {
 174   }
 175
 176 mi_gdb_test "-var-set-update-range container 3 4" \
 177   "\\^done" \
 178   "set update range with non-zero start"
 179
 180 # Elements were updated but should not be reported.
 181 mi_varobj_update_dynamic container \
 182   "update varobj with change outside selected range" {
 183       type_changed false new_num_children 3 dynamic 1 has_more 0
 184   } {
 185   } {
 186   }
 187
 188 mi_next "next over update 5"
 189
 190 # Regression test: examine an object that has no children, then update
 191 # it to ensure that we don't print the children.
 192 mi_create_dynamic_varobj container2 c2 \
 193   "create second container varobj"
 194
 195 mi_gdb_test "-var-update container2" \
 196   "\\^done,changelist=.." \
 197   "update varobj, no children requested"
 198
 199 mi_next "next over update 6"
 200
 201 # Now container2 has an element -- and an update should mention that
 202 # it has_more.  But, because we did not request children, we still
 203 # should not actually see them.
 204 mi_varobj_update_dynamic container2 \
 205     "update varobj 2, no children requested" {
 206         type_changed false dynamic 1 has_more 1
 207     } {} {}
 208
 209 mi_continue_to_line \
 210     [gdb_get_line_number {MI outer breakpoint here} ${testfile}.c] \
 211     "step to outer breakpoint"
 212
 213 mi_create_dynamic_varobj outer outer \
 214   "create outer varobj"
 215
 216 mi_list_varobj_children outer {
 217   { outer.s s 2 "struct substruct" }
 218   { outer.x x 0 "int" }
 219 } "list children of outer"
 220
 221 mi_list_varobj_children outer.s {
 222   { outer.s.a a 0 int }
 223   { outer.s.b b 0 int }
 224 } "list children of outer.s"
 225
 226 mi_next "next over outer update"
 227
 228 mi_gdb_test "-var-update outer" \
 229   ".done,changelist=.{name=\"outer.s.a\",in_scope=\"true\",type_changed=\"false\",dynamic=\"1\",has_more=\"0\"}." \
 230   "update after updating element of outer"
 231
 232 mi_continue_to_line \
 233     [gdb_get_line_number {Another MI breakpoint} ${testfile}.c] \
 234     "step to second breakpoint"
 235
 236 mi_varobj_update_with_type_change container int 0 "update after type change"
 237
 238 remote_file host delete ${remote_python_file}