gdb/testsuite/gdb.linespec/ls-errs.exp

   1 # Copyright 2012-2016 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 # Tests for linespec error conditions
  17
  18 standard_testfile
  19 set exefile $testfile
  20
  21 if {[prepare_for_testing $testfile $exefile $srcfile \
  22          {debug nowarnings}]} {
  23     return -1
  24 }
  25
  26 # Turn off the pending breakpoint queries.
  27 gdb_test_no_output "set breakpoint pending off"
  28
  29 # Turn off completion limiting
  30 gdb_test_no_output "set max-completions unlimited"
  31
  32 # We intentionally do not use gdb_breakpoint for these tests.
  33
  34 # Break at 'linespec' and expect the message in ::error_messages indexed by
  35 # msg_id with the associated args.
  36 proc test_break {linespec msg_id args} {
  37     global error_messages
  38
  39     gdb_test "break $linespec" [string_to_regexp \
  40                                 [eval format \$error_messages($msg_id) $args]]
  41 }
  42
  43 # Common error message format strings.
  44 array set error_messages {
  45     invalid_file "No source file named %s."
  46     invalid_function "Function \"%s\" not defined."
  47     invalid_var_or_func "Undefined convenience variable or function \"%s\" not defined."
  48     invalid_function_f "Function \"%s\" not defined in \"%s\"."
  49     invalid_var_or_func_f \
  50         "Undefined convenience variable or function \"%s\" not defined in \"%s\"."
  51     invalid_label "No label \"%s\" defined in function \"%s\"."
  52     invalid_parm "invalid linespec argument, \"%s\""
  53     invalid_offset "No line %d in the current file."
  54     invalid_offset_f "No line %d in file \"%s\"."
  55     malformed_line_offset "malformed line offset: \"%s\""
  56     source_incomplete \
  57         "Source filename requires function, label, or line offset."
  58     unexpected "malformed linespec error: unexpected %s"
  59     unexpected_opt "malformed linespec error: unexpected %s, \"%s\""
  60     unmatched_quote "unmatched quote"
  61     garbage "Garbage '%s' at end of command"
  62 }
  63
  64 # Some commonly used whitespace tests around ':'.
  65 set spaces [list ":" ": " " :" " : " "\t:  " "  :\t" "\t:\t" " \t:\t " \
  66                 "\t  \t:\t  \t  \t"]
  67
  68 # A list of invalid offsets.
  69 set invalid_offsets [list -100 +500 1000]
  70
  71 # Try some simple, invalid linespecs involving spaces.
  72 foreach x $spaces {
  73     test_break $x unexpected "colon"
  74 }
  75
  76 # Test invalid filespecs starting with offset.  This is done
  77 # first so that default offsets are tested.
  78 foreach x $invalid_offsets {
  79     set offset $x
  80
  81     # Relative offsets are relative to line 16.  Adjust
  82     # expected offset from error message accordingly.
  83     if {[string index $x 0] == "+" ||
  84         [string index $x 0] == "-"} {
  85         incr offset 16
  86     }
  87     test_break $x invalid_offset $offset
  88     test_break "-line $x" invalid_offset $offset
  89 }
  90
  91 # Test offsets with trailing tokens w/ and w/o spaces.
  92 foreach x $spaces {
  93     test_break "3$x" unexpected "colon"
  94     test_break "+10$x" unexpected "colon"
  95     test_break "-10$x" unexpected "colon"
  96 }
  97
  98 foreach x {1 +1 +100 -10} {
  99     test_break "3 $x" unexpected_opt "number" $x
 100     test_break "-line 3 $x" garbage $x
 101     test_break "+10 $x" unexpected_opt "number" $x
 102     test_break "-line +10 $x" garbage $x
 103     test_break "-10 $x" unexpected_opt "number" $x
 104     test_break "-line -10 $x" garbage $x
 105 }
 106
 107 foreach x {3 +10 -10} {
 108     test_break "$x foo" unexpected_opt "string" "foo"
 109     test_break "-line $x foo" garbage "foo"
 110 }
 111
 112 # Test invalid linespecs starting with filename.
 113 foreach x [list "this_file_doesn't_exist.c" \
 114                "this file has spaces.c" \
 115                "\"file::colons.c\"" \
 116                "'file::colons.c'" \
 117                "\"this \"file\" has quotes.c\"" \
 118                "'this \"file\" has quotes.c'" \
 119                "'this 'file' has quotes.c'" \
 120                "\"this 'file' has quotes.c\"" \
 121                "\"spaces: and :colons.c\"" \
 122                "'more: :spaces: :and  colons::.c'"] {
 123     # Remove any quoting from FILENAME for the error message.
 124     test_break "$x:3" invalid_file [string trim $x \"']
 125 }
 126 foreach x [list "this_file_doesn't_exist.c" \
 127                "file::colons.c" \
 128                "'file::colons.c'"] {
 129     test_break "-source $x -line 3" \
 130         invalid_file [string trim $x \"']
 131 }
 132
 133 # Test that option lexing stops at whitespace boundaries
 134 test_break "-source this file has spaces.c -line 3" \
 135     invalid_file "this"
 136
 137 test_break "-function function whitespace" \
 138     invalid_function "function"
 139
 140 test_break "-source $srcfile -function function whitespace" \
 141     invalid_function_f "function" $srcfile
 142
 143 test_break "-function main -label label whitespace" \
 144     invalid_label "label" "main"
 145
 146 # Test unmatched quotes.
 147 foreach x {"\"src-file.c'" "'src-file.c"} {
 148     test_break "$x:3" unmatched_quote
 149 }
 150
 151 test_break $srcfile invalid_function $srcfile
 152 foreach x {"foo" " foo" " foo "} {
 153     # Trim any leading/trailing whitespace for error messages.
 154     test_break "$srcfile:$x" invalid_function_f [string trim $x] $srcfile
 155     test_break "-source $srcfile -function $x" \
 156         invalid_function_f [string trim $x] $srcfile
 157     test_break "$srcfile:main:$x" invalid_label [string trim $x] "main"
 158     test_break "-source $srcfile -function main -label $x" \
 159         invalid_label [string trim $x] "main"
 160 }
 161
 162 foreach x $spaces {
 163     test_break "$srcfile$x" unexpected "end of input"
 164     test_break "$srcfile:main$x" unexpected "end of input"
 165 }
 166
 167 test_break "${srcfile}::" invalid_function "${srcfile}::"
 168 test_break "$srcfile:3 1" unexpected_opt "number" "1"
 169 test_break "-source $srcfile -line 3 1" garbage "1"
 170 test_break "$srcfile:3 +100" unexpected_opt "number" "+100"
 171 test_break "-source $srcfile -line 3 +100" garbage "+100"
 172 test_break "$srcfile:3 -100" unexpected_opt "number" "-100"
 173 test_break "$srcfile:3 foo" unexpected_opt "string" "foo"
 174 test_break "-source $srcfile -line 3 foo" garbage "foo"
 175
 176 foreach x $invalid_offsets {
 177     test_break "$srcfile:$x" invalid_offset_f $x $srcfile
 178     test_break "\"$srcfile:$x\"" invalid_offset_f $x $srcfile
 179     test_break "'$srcfile:$x'" invalid_offset_f $x $srcfile
 180     test_break "-source $srcfile -line $x" invalid_offset_f $x $srcfile
 181 }
 182 test_break "-source $srcfile -line -x" malformed_line_offset "-x"
 183
 184 # Test invalid filespecs starting with function.
 185 foreach x {"foobar" "foo::bar" "foo.bar" "foo ." "foo bar" "foo 1" \
 186                "foo 0" "foo +10" "foo -10" "foo +100" "foo -100"} {
 187     test_break $x invalid_function $x
 188     test_break "-function \"$x\"" invalid_function $x
 189 }
 190
 191 foreach x $spaces {
 192     test_break "main${x}there" invalid_label "there" "main"
 193     if {[test_compiler_info {clang-*-*}]} {  setup_xfail clang/14500 *-*-* }
 194     test_break "main:here${x}" unexpected "end of input"
 195 }
 196
 197 foreach x {"3" "+100" "-100" "foo"} {
 198     test_break "main 3" invalid_function "main 3"
 199     test_break "-function \"main $x\"" invalid_function "main $x"
 200     test_break "main:here $x" invalid_label "here $x" "main"
 201     test_break "-function main -label \"here $x\"" \
 202         invalid_label "here $x" "main"
 203 }
 204
 205 foreach x {"if" "task" "thread"} {
 206     test_break $x invalid_function $x
 207 }
 208
 209 test_break "'main.c'flubber" unexpected_opt "string" "flubber"
 210 test_break "'main.c',21" invalid_function "main.c"
 211 test_break "'main.c' " invalid_function "main.c"
 212 test_break "'main.c'3" unexpected_opt "number" "3"
 213 test_break "'main.c'+3" unexpected_opt "number" "+3"
 214
 215 # Test undefined convenience variables.
 216 set x {$zippo}
 217 test_break $x invalid_var_or_func $x
 218 test_break "$srcfile:$x" invalid_var_or_func_f $x $srcfile
 219
 220 # Explicit linespec-specific tests
 221 test_break "-source $srcfile" source_incomplete