1 # Copyright (C) 2010-2023 Free Software Foundation, Inc.
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.
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.
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/>.
16 # This file is part of the GDB testsuite.
17 # It tests gdb.parameter and gdb.Parameter.
19 load_lib gdb-python.exp
21 # Start with a fresh gdb.
24 # Skip all tests if Python scripting is not enabled.
25 if { [skip_python_tests] } { continue }
27 proc py_param_test_maybe_no_output { command pattern args } {
28 if [string length $pattern] {
29 gdb_test $command $pattern $args
31 gdb_test_no_output $command $args
35 proc_with_prefix test_directories { } {
36 # We use "." here instead of ":" so that this works on win32 too.
37 if { [is_remote host] } {
38 # Don't match $srcdir/$subdir because proc gdb_reinitialize_dir
39 # doesn't set search directories on remote host.
40 set directories ".*\\\$cdir.\\\$cwd"
42 set escaped_directory [string_to_regexp "$::srcdir/$::subdir"]
43 set directories "$escaped_directory.\\\$cdir.\\\$cwd"
45 gdb_test "python print (gdb.parameter ('directories'))" $directories
48 proc_with_prefix test_data_directory { } {
51 # Check we can correctly read the data-directory parameter. First,
52 # grab the value as read directly from the GDB CLI.
54 gdb_test_multiple "show data-directory" \
55 "find the initial data-directory value" {
56 -re -wrap "GDB's data directory is \"(\[^\r\n\]+)\"\\." {
57 set dd $expect_out(1,string)
62 # Now print the data-directory from Python.
63 gdb_test "python print (gdb.parameter ('data-directory'))" $dd
65 # Next change the data-directory to a relative path. Internally GDB
66 # will resolve this to an absolute path, which Python should then see.
68 # GDB is currently running in '...../build/gdb/testsuite/' and the
69 # test output is being written to:
70 # ...../build/gdb/testsuite/outputs/gdb.python/py-parameter/
72 # So create the relative path './outputs/gdb.python/py-parameter/' and
73 # set the data-directory to that, we should then see the absolute path.
75 set abs_path_to_output_dir [standard_output_file ""]
76 set abs_path_to_cwd $::objdir
77 set rel_path_to_output_dir \
78 [file join "." [string replace ${abs_path_to_output_dir} 0 \
79 [string length ${abs_path_to_cwd}] ""]]
80 gdb_test_no_output "set data-directory ${rel_path_to_output_dir}"
82 gdb_test "python print (gdb.parameter ('data-directory'))" \
83 ${abs_path_to_output_dir} \
84 "python sees absolute version of data-directory path"
86 # While we're here, check we see the correct path at GDB's CLI.
87 gdb_test "show data-directory" \
88 "GDB's data directory is \"${abs_path_to_output_dir}\"\\." \
89 "check modified data-directory at the CLI"
91 # Now lets set the data-directory back to what it was initially.
92 gdb_test_no_output "set data-directory ${dd}" \
93 "set data-directory back to its original value"
95 # And check we see the restored value at CLI and from Python.
96 gdb_test "show data-directory" \
97 "GDB's data directory is \"${dd}\"\\." \
98 "check original data-directory was restored at the CLI"
100 gdb_test "python print (gdb.parameter ('data-directory'))" ${dd} \
101 "python sees restored data-directory value"
104 # Test a simple boolean parameter.
105 proc_with_prefix test_boolean_parameter { } {
108 gdb_test_multiline "Simple gdb booleanparameter" \
110 "class TestParam (gdb.Parameter):" "" \
111 " \"\"\"When enabled, test param does something useful. When disabled, does nothing.\"\"\"" "" \
112 " show_doc = \"Show the state of the boolean test-param\"" ""\
113 " set_doc = \"Set the state of the boolean test-param\"" "" \
114 " def get_show_string (self, pvalue):" ""\
115 " return \"The state of the Test Parameter is \" + pvalue" ""\
116 " def get_set_string (self):" ""\
118 " if (self.value == False):" ""\
120 " return \"Test Parameter has been set to \" + val" ""\
121 " def __init__ (self, name):" "" \
122 " super (TestParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_BOOLEAN)" "" \
123 " self.value = True" "" \
124 "test_param = TestParam ('print test-param')" ""\
127 gdb_test "python print (test_param.value)" "True" \
128 "test boolean parameter value is True"
129 gdb_test "show print test-param" \
130 "The state of the Test Parameter is on.*" "show parameter on"
131 gdb_test "set print test-param off" \
132 "Test Parameter has been set to off" "turn off parameter"
133 gdb_test "show print test-param" \
134 "The state of the Test Parameter is off.*" "show parameter off"
135 gdb_test "python print (test_param.value)" "False" \
136 "test boolean parameter value is False"
137 gdb_test_no_output "python gdb.set_parameter('print test-param', True)" \
138 "set boolean parameter using set_parameter"
139 gdb_test "python print(gdb.parameter('print test-param'))" "True" \
140 "get boolean parameter using gdb.parameter"
141 gdb_test "help show print test-param" \
143 "Show the state of the boolean test-param" \
144 "When enabled, test param does something useful\\. When disabled, does nothing\\."] \
146 gdb_test "help set print test-param" \
147 "Set the state of the boolean test-param.*" "test set help"
148 gdb_test "help set print" \
149 "set print test-param -- Set the state of the boolean test-param.*" \
153 # Test an enum parameter.
154 proc_with_prefix test_enum_parameter { } {
157 gdb_test_multiline "enum gdb parameter" \
159 "class TestEnumParam (gdb.Parameter):" "" \
160 " \"\"\"When set, test param does something useful. When disabled, does nothing.\"\"\"" "" \
161 " show_doc = \"Show the state of the enum\"" ""\
162 " set_doc = \"Set the state of the enum\"" "" \
163 " def get_show_string (self, pvalue):" ""\
164 " return \"The state of the enum is \" + pvalue" ""\
165 " def get_set_string (self):" ""\
166 " return \"The state of the enum has been set to \" + self.value" ""\
167 " def __init__ (self, name):" "" \
168 " super (TestEnumParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_ENUM, \[\"one\", \"two\"\])" "" \
169 " self.value = \"one\"" "" \
170 "test_enum_param = TestEnumParam ('print test-enum-param')" ""\
173 gdb_test "python print (test_enum_param.value)" "one" \
174 "test enum parameter value is one"
175 gdb_test "show print test-enum-param" \
176 "The state of the enum is one.*" \
177 "show parameter is initial value"
178 gdb_test "set print test-enum-param two" \
179 "The state of the enum has been set to two" "set enum to two"
180 gdb_test "show print test-enum-param" \
181 "The state of the enum is two.*" "show parameter is new value"
182 gdb_test "python print (test_enum_param.value)" "two" \
183 "test enum parameter value is two"
184 gdb_test "set print test-enum-param three" \
185 "Undefined item: \"three\".*" "set invalid enum parameter"
188 # Test a file parameter.
189 proc_with_prefix test_file_parameter { } {
192 gdb_test_multiline "file gdb parameter" \
194 "class TestFileParam (gdb.Parameter):" "" \
195 " \"\"\"When set, test param does something useful. When disabled, does nothing.\"\"\"" "" \
196 " show_doc = \"Show the name of the file\"" ""\
197 " set_doc = \"Set the name of the file\"" "" \
198 " def get_show_string (self, pvalue):" ""\
199 " return \"The name of the file is \" + pvalue" ""\
200 " def get_set_string (self):" ""\
201 " return \"The name of the file has been changed to \" + self.value" ""\
202 " def __init__ (self, name):" "" \
203 " super (TestFileParam, self).__init__ (name, gdb.COMMAND_FILES, gdb.PARAM_FILENAME)" "" \
204 " self.value = \"foo.txt\"" "" \
205 "test_file_param = TestFileParam ('test-file-param')" ""\
208 gdb_test "python print (test_file_param.value)" "foo.txt" \
209 "test file parameter value"
210 gdb_test "show test-file-param" \
211 "The name of the file is foo.txt.*" "show initial file value"
212 gdb_test "set test-file-param bar.txt" \
213 "The name of the file has been changed to bar.txt" \
214 "set new file parameter"
215 gdb_test "show test-file-param" \
216 "The name of the file is bar.txt.*" "show new file value"
217 gdb_test "python print (test_file_param.value)" \
218 "bar.txt" "test new file parameter value"
219 gdb_test "set test-file-param" "Argument required.*"
222 # Test a parameter that is not documented.
223 proc_with_prefix test_undocumented_parameter { } {
226 gdb_test_multiline "Simple gdb booleanparameter" \
228 "class TestUndocParam (gdb.Parameter):" "" \
229 " def get_show_string (self, pvalue):" ""\
230 " return \"The state of the Test Parameter is \" + pvalue" ""\
231 " def get_set_string (self):" ""\
233 " if (self.value == False):" ""\
235 " return \"Test Parameter has been set to \" + val" ""\
236 " def __init__ (self, name):" "" \
237 " super (TestUndocParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_BOOLEAN)" "" \
238 " self.value = True" "" \
239 "test_undoc_param = TestUndocParam ('print test-undoc-param')" ""\
242 gdb_test "show print test-undoc-param" \
243 "The state of the Test Parameter is on.*" "show parameter on"
244 gdb_test "set print test-undoc-param off" \
245 "Test Parameter has been set to off" "turn off parameter"
246 gdb_test "show print test-undoc-param" \
247 "The state of the Test Parameter is off.*" "show parameter off"
248 gdb_test "python print (test_undoc_param.value)" \
249 "False" "test undocumented parameter value is False"
250 gdb_test "help show print test-undoc-param" \
252 "Show the current value of 'print test-undoc-param'\\." \
253 "This command is not documented.*"] \
255 gdb_test "help set print test-undoc-param" \
256 "This command is not documented.*" "test set help"
257 gdb_test "help set print" \
258 "set print test-undoc-param -- Set the current value of 'print test-undoc-param'\\..*" \
262 # Test a parameter that is not documented in any way..
263 proc_with_prefix test_really_undocumented_parameter { } {
266 gdb_test_multiline "Simple gdb booleanparameter" \
268 "class TestNodocParam (gdb.Parameter):" "" \
269 " def __init__ (self, name):" "" \
270 " super (TestNodocParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_BOOLEAN)" "" \
271 " self.value = True" "" \
272 "test_nodoc_param = TestNodocParam ('print test-nodoc-param')" ""\
275 gdb_test "show print test-nodoc-param" \
276 "The current value of 'print test-nodoc-param' is \"on\"\\." \
278 gdb_test_no_output "set print test-nodoc-param off" \
280 gdb_test "show print test-nodoc-param" \
281 "The current value of 'print test-nodoc-param' is \"off\"\\." \
283 gdb_test "python print (test_nodoc_param.value)" \
284 "False" "test really undocumented parameter value is False"
285 gdb_test "help show print test-nodoc-param" \
287 "Show the current value of 'print test-nodoc-param'\\." \
288 "This command is not documented.*"] \
290 gdb_test "help set print test-nodoc-param" \
291 "This command is not documented.*" "test set help"
292 gdb_test "help set print" \
293 "set print test-nodoc-param -- Set the current value of 'print test-nodoc-param'\\..*" \
297 # Test deprecated API. Do not use in your own implementations.
298 proc_with_prefix test_deprecated_api_parameter { } {
301 gdb_test_multiline "Simple gdb booleanparameter" \
303 "class TestParam (gdb.Parameter):" "" \
304 " \"\"\"When enabled, test param does something useful. When disabled, does nothing.\"\"\"" "" \
305 " show_doc = \"State of the Test Parameter\"" ""\
306 " set_doc = \"Set the state of the Test Parameter\"" "" \
307 " def __init__ (self, name):" "" \
308 " super (TestParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_BOOLEAN)" "" \
309 " self.value = True" "" \
310 "test_param = TestParam ('print test-param')" ""\
313 gdb_test "python print (test_param.value)" "True" \
314 "test deprecated API parameter value is True"
315 gdb_test "show print test-param" \
316 "The current value of 'print test-param' is \"on\"\\." \
318 gdb_test_no_output "set print test-param off" "turn off parameter"
319 gdb_test "show print test-param" \
320 "The current value of 'print test-param' is \"off\"\\." \
322 gdb_test "python print (test_param.value)" "False" \
323 "test deprecated API parameter value is False"
324 gdb_test "help show print test-param" \
326 "State of the Test Parameter" \
327 "When enabled, test param does something useful\\. When disabled, does nothing\\."] \
329 gdb_test "help set print test-param" \
330 "Set the state of the Test Parameter.*" "test set help"
331 gdb_test "help set print" \
332 "set print test-param -- Set the state of the Test Parameter.*" \
336 proc_with_prefix test_gdb_parameter { } {
337 foreach_with_prefix param {
344 set param_range_error ".*gdb.error: integer -1 out of range.*"
347 set param_get_zero None
348 set param_get_minus_one -1
349 set param_get_none None
350 set param_get_unlimited None
351 set param_set_minus_one ""
354 set param_get_zero None
355 set param_get_minus_one None
356 set param_get_none None
357 set param_get_unlimited None
358 set param_set_minus_one $param_range_error
362 set param_get_minus_one -1
363 set param_get_none -1
364 set param_get_unlimited -1
365 set param_set_minus_one ""
368 error "invalid param: $param"
372 gdb_test_no_output "python gdb.set_parameter('$param', 1)" \
375 gdb_test "python print(gdb.parameter('$param'))" \
378 gdb_test_no_output "python gdb.set_parameter('$param', 0)" \
381 gdb_test "python print(gdb.parameter('$param'))" \
382 $param_get_zero "test value of 0"
384 py_param_test_maybe_no_output \
385 "python gdb.set_parameter('$param', -1)" \
386 $param_set_minus_one "test set to -1"
388 gdb_test "python print(gdb.parameter('$param'))" \
389 $param_get_minus_one "test value of -1"
391 gdb_test_no_output "python gdb.set_parameter('$param', None)" \
394 gdb_test "python print(gdb.parameter('$param'))" \
395 $param_get_none "test value of None"
397 gdb_test_no_output "python gdb.set_parameter('$param', 'unlimited')" \
398 "test set to 'unlimited'"
400 gdb_test "python print(gdb.parameter('$param'))" \
401 $param_get_unlimited "test value of 'unlimited'"
406 # This caused a gdb crash.
407 gdb_test "python print(gdb.parameter('endian'))" "auto" \
408 "print endian parameter"
411 proc_with_prefix test_integer_parameter { } {
412 foreach_with_prefix kind {
417 PARAM_ZUINTEGER_UNLIMITED
421 gdb_test_multiline "create parameter" \
423 "class TestNodocParam (gdb.Parameter):" "" \
424 " def __init__ (self, name):" "" \
425 " super (TestNodocParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.$kind)" "" \
426 " self.value = 0" "" \
427 "test_param_$kind = TestNodocParam ('test-$kind')" "" \
430 set param_range_error "RuntimeError: Range exceeded.*"
431 set param_integer_error "RuntimeError: The value must be integer.*"
434 set param_get_zero None
435 set param_get_minus_one None
436 set param_get_minus_five 1
437 set param_get_none None
438 set param_set_minus_one $param_range_error
439 set param_set_minus_five $param_range_error
440 set param_set_none ""
443 set param_get_zero None
444 set param_get_minus_one -1
445 set param_get_minus_five -5
446 set param_get_none None
447 set param_set_minus_one -1
448 set param_set_minus_five -5
449 set param_set_none ""
453 set param_get_minus_one -1
454 set param_get_minus_five -5
456 set param_set_minus_one ""
457 set param_set_minus_five ""
458 set param_set_none $param_integer_error
462 set param_get_minus_one 0
463 set param_get_minus_five 1
465 set param_set_minus_one $param_range_error
466 set param_set_minus_five $param_range_error
467 set param_set_none $param_integer_error
469 PARAM_ZUINTEGER_UNLIMITED {
471 set param_get_minus_one -1
472 set param_get_minus_five 1
473 set param_get_none -1
474 set param_set_minus_one ""
475 set param_set_minus_five $param_range_error
476 set param_set_none ""
479 error "invalid kind: $kind"
483 gdb_test "python print(test_param_$kind.value)" \
484 $param_get_zero "test default value"
486 gdb_test "python print(gdb.parameter('test-$kind'))" \
487 $param_get_zero "test default value via gdb.parameter"
489 py_param_test_maybe_no_output "python test_param_$kind.value = -1" \
490 $param_set_minus_one "test set to -1"
492 gdb_test "python print(test_param_$kind.value)" \
493 $param_get_minus_one "test value of -1"
495 gdb_test "python print(gdb.parameter('test-$kind'))" \
496 $param_get_minus_one "test value of -1 via gdb.parameter"
498 gdb_test_no_output "python test_param_$kind.value = 1" "test set to 1"
500 gdb_test "python print(test_param_$kind.value)" 1 "test value of 1"
502 gdb_test "python print(gdb.parameter('test-$kind'))" \
503 1 "test value of 1 via gdb.parameter"
505 py_param_test_maybe_no_output "python test_param_$kind.value = -5" \
506 $param_set_minus_five "test set to -5"
508 gdb_test "python print(gdb.parameter('test-$kind'))" \
509 $param_get_minus_five "test value of -5 via gdb.parameter"
511 gdb_test_no_output "python test_param_$kind.value = 5" "test set to 5"
513 gdb_test "python print(gdb.parameter('test-$kind'))" \
514 5 "test value of 5 via gdb.parameter"
516 py_param_test_maybe_no_output "python test_param_$kind.value = None" \
517 $param_set_none "test set to None"
519 gdb_test "python print(test_param_$kind.value)" \
520 $param_get_none "test value of None"
522 gdb_test "python print(gdb.parameter('test-$kind'))" \
523 $param_get_none "test value of None via gdb.parameter"
525 gdb_test_no_output "python test_param_$kind.value = 0" \
528 gdb_test "python print(gdb.parameter('test-$kind'))" \
529 $param_get_zero "test value of 0 via gdb.parameter"
533 proc_with_prefix test_throwing_parameter { } {
536 gdb_test_multiline "Throwing gdb parameter" \
538 "class TestThrowParam (gdb.Parameter):" "" \
539 " def __init__ (self, name):" "" \
540 " super (TestThrowParam, self).__init__ (name, gdb.COMMAND_DATA, gdb.PARAM_STRING)" "" \
541 " self.value = True" "" \
542 " def get_set_string (self):" "" \
543 " raise gdb.GdbError('Ordinary gdb error')" "" \
544 "test_throw_param = TestThrowParam ('print test-throw-param')" ""\
547 gdb_test "set print test-throw-param whoops" \
548 "Ordinary gdb error" \
549 "gdb.GdbError does not show Python stack"
552 proc_with_prefix test_language {} {
553 gdb_test "python print(gdb.parameter('language'))" "auto" \
554 "print language parameter"
555 gdb_test "python print(gdb.current_language())" "c" \
556 "print current language"
557 gdb_test_no_output "set lang rust"
558 gdb_test "python print(gdb.parameter('language'))" "rust" \
559 "print language parameter for rust"
560 gdb_test "python print(gdb.current_language())" "rust" \
561 "print current language for rust"
562 gdb_test_no_output "set lang auto"
567 test_boolean_parameter
570 test_undocumented_parameter
571 test_really_undocumented_parameter
572 test_deprecated_api_parameter
574 test_integer_parameter
575 test_throwing_parameter
578 rename py_param_test_maybe_no_output ""