1# Copyright (C) 2008-2017 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 the mechanism 17# exposing values to Python. 18 19load_lib gdb-python.exp 20 21standard_testfile 22 23set has_argv0 [gdb_has_argv0] 24 25# Build inferior to language specification. 26# LANG is one of "c" or "c++". 27proc build_inferior {exefile lang} { 28 global srcdir subdir srcfile testfile hex 29 30 # Use different names for .o files based on the language. 31 # For Fission, the debug info goes in foo.dwo and we don't want, 32 # for example, a C++ compile to clobber the dwo of a C compile. 33 # ref: http://gcc.gnu.org/wiki/DebugFission 34 switch ${lang} { 35 "c" { set filename ${testfile}.o } 36 "c++" { set filename ${testfile}-cxx.o } 37 } 38 set objfile [standard_output_file $filename] 39 40 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${objfile}" object "debug $lang"] != "" 41 || [gdb_compile "${objfile}" "${exefile}" executable "debug $lang"] != "" } { 42 untested "failed to compile in $lang mode" 43 return -1 44 } 45 return 0 46} 47 48proc test_value_creation {} { 49 global gdb_prompt 50 global gdb_py_is_py3k 51 52 gdb_py_test_silent_cmd "python i = gdb.Value (True)" "create boolean value" 1 53 gdb_py_test_silent_cmd "python i = gdb.Value (5)" "create integer value" 1 54 if { $gdb_py_is_py3k == 0 } { 55 gdb_py_test_silent_cmd "python i = gdb.Value (5L)" "create long value" 1 56 } 57 58 gdb_py_test_silent_cmd "python l = gdb.Value(0xffffffff12345678)" "create large unsigned 64-bit value" 1 59 if { $gdb_py_is_py3k == 0 } { 60 gdb_test "python print long(l)" "18446744069720004216" "large unsigned 64-bit int conversion to python" 61 } else { 62 gdb_test "python print (int(l))" "18446744069720004216" "large unsigned 64-bit int conversion to python" 63 } 64 65 gdb_py_test_silent_cmd "python f = gdb.Value (1.25)" "create double value" 1 66 gdb_py_test_silent_cmd "python a = gdb.Value ('string test')" "create 8-bit string value" 1 67 gdb_test "python print (a)" "\"string test\"" "print 8-bit string" 68 gdb_test "python print (a.__class__)" "<(type|class) 'gdb.Value'>" "verify type of 8-bit string" 69 70 if { $gdb_py_is_py3k == 0 } { 71 gdb_py_test_silent_cmd "python a = gdb.Value (u'unicode test')" "create unicode value" 1 72 gdb_test "python print (a)" "\"unicode test\"" "print Unicode string" 73 gdb_test "python print (a.__class__)" "<(type|class) 'gdb.Value'>" "verify type of unicode string" 74 } 75 76 # Test address attribute is None in a non-addressable value 77 gdb_test "python print ('result = %s' % i.address)" "= None" "test address attribute in non-addressable value" 78} 79 80proc test_value_numeric_ops {} { 81 global gdb_prompt 82 83 gdb_py_test_silent_cmd "python i = gdb.Value (5)" "create first integer value" 0 84 gdb_py_test_silent_cmd "python j = gdb.Value (2)" "create second integer value" 0 85 gdb_py_test_silent_cmd "python f = gdb.Value (1.25)" "create first double value" 0 86 gdb_py_test_silent_cmd "python g = gdb.Value (2.5)" "create second double value" 0 87 gdb_test "python print ('result = ' + str(i+j))" " = 7" "add two integer values" 88 gdb_test "python print ((i+j).__class__)" "<(type|class) 'gdb.Value'>" "verify type of integer add result" 89 90 gdb_test "python print ('result = ' + str(f+g))" " = 3.75" "add two double values" 91 gdb_test "python print ('result = ' + str(i-j))" " = 3" "subtract two integer values" 92 gdb_test "python print ('result = ' + str(f-g))" " = -1.25" "subtract two double values" 93 gdb_test "python print ('result = ' + str(i*j))" " = 10" "multiply two integer values" 94 gdb_test "python print ('result = ' + str(f*g))" " = 3.125" "multiply two double values" 95 gdb_test "python print ('result = ' + str(i/j))" " = 2" "divide two integer values" 96 gdb_test "python print ('result = ' + str(f/g))" " = 0.5" "divide two double values" 97 gdb_test "python print ('result = ' + str(i%j))" " = 1" "take remainder of two integer values" 98 # Remainder of float is implemented in Python but not in GDB's value system. 99 100 gdb_test "python print ('result = ' + str(i**j))" " = 25" "integer value raised to the power of another integer value" 101 gdb_test "python print ('result = ' + str(g**j))" " = 6.25" "double value raised to the power of integer value" 102 103 gdb_test "python print ('result = ' + str(-i))" " = -5" "negated integer value" 104 gdb_test "python print ('result = ' + str(+i))" " = 5" "positive integer value" 105 gdb_test "python print ('result = ' + str(-f))" " = -1.25" "negated double value" 106 gdb_test "python print ('result = ' + str(+f))" " = 1.25" "positive double value" 107 gdb_test "python print ('result = ' + str(abs(j-i)))" " = 3" "absolute of integer value" 108 gdb_test "python print ('result = ' + str(abs(f-g)))" " = 1.25" "absolute of double value" 109 110 # Test gdb.Value mixed with Python types. 111 112 gdb_test "python print ('result = ' + str(i-1))" " = 4" "subtract integer value from python integer" 113 gdb_test "python print ((i-1).__class__)" "<(type|class) 'gdb.Value'>" "verify type of mixed integer subtraction result" 114 gdb_test "python print ('result = ' + str(f+1.5))" " = 2.75" "add double value with python float" 115 116 gdb_test "python print ('result = ' + str(1-i))" " = -4" "subtract python integer from integer value" 117 gdb_test "python print ('result = ' + str(1.5+f))" " = 2.75" "add python float with double value" 118 119 # Conversion test. 120 gdb_test "print evalue" " = TWO" 121 gdb_test_no_output "python evalue = gdb.history (0)" 122 gdb_test "python print (int (evalue))" "2" 123 124 # Test pointer arithmethic 125 126 # First, obtain the pointers 127 gdb_test "print (void *) 2" ".*" "" 128 gdb_test_no_output "python a = gdb.history (0)" "" 129 gdb_test "print (void *) 5" ".*" "" 130 gdb_test_no_output "python b = gdb.history (0)" "" 131 132 gdb_test "python print ('result = ' + str(a+5))" " = 0x7( <.*>)?" "add pointer value with python integer" 133 gdb_test "python print ('result = ' + str(b-2))" " = 0x3( <.*>)?" "subtract python integer from pointer value" 134 gdb_test "python print ('result = ' + str(b-a))" " = 3" "subtract two pointer values" 135 136 gdb_test "python print ('result = ' + 'result'\[gdb.Value(0)\])" \ 137 "result = r" "use value as string index" 138 gdb_test "python print ('result = ' + str((1,2,3)\[gdb.Value(0)\]))" \ 139 "result = 1" "use value as tuple index" 140 gdb_test "python print ('result = ' + str(\[1,2,3\]\[gdb.Value(0)\]))" \ 141 "result = 1" "use value as array index" 142 143 # Test some invalid operations. 144 145 gdb_test_multiple "python print ('result = ' + str(i+'foo'))" "catch error in python type conversion" { 146 -re "Argument to arithmetic operation not a number or boolean.*$gdb_prompt $" {pass "catch error in python type conversion"} 147 -re "result = .*$gdb_prompt $" {fail "catch error in python type conversion"} 148 -re "$gdb_prompt $" {fail "catch error in python type conversion"} 149 } 150 151 gdb_test_multiple "python print ('result = ' + str(i+gdb.Value('foo')))" "catch throw of GDB error" { 152 -re "Traceback.*$gdb_prompt $" {pass "catch throw of GDB error"} 153 -re "result = .*$gdb_prompt $" {fail "catch throw of GDB error"} 154 -re "$gdb_prompt $" {fail "catch throw of GDB error"} 155 } 156} 157 158proc test_value_boolean {} { 159 # First, define a useful function to test booleans. 160 gdb_py_test_multiple "define function to test booleans" \ 161 "python" "" \ 162 "def test_bool (val):" "" \ 163 " if val:" "" \ 164 " print ('yay')" "" \ 165 " else:" "" \ 166 " print ('nay')" "" \ 167 "end" "" 168 169 gdb_test "py test_bool (gdb.Value (True))" "yay" "check evaluation of true boolean value in expression" 170 171 gdb_test "py test_bool (gdb.Value (False))" "nay" "check evaluation of false boolean value in expression" 172 173 gdb_test "py test_bool (gdb.Value (5))" "yay" "check evaluation of true integer value in expression" 174 175 gdb_test "py test_bool (gdb.Value (0))" "nay" "check evaluation of false integer value in expression" 176 177 gdb_test "py test_bool (gdb.Value (5.2))" "yay" "check evaluation of true integer value in expression" 178 179 gdb_test "py test_bool (gdb.Value (0.0))" "nay" "check evaluation of false integer value in expression" 180} 181 182proc test_value_compare {} { 183 gdb_test "py print (gdb.Value (1) < gdb.Value (1))" "False" "less than, equal" 184 gdb_test "py print (gdb.Value (1) < gdb.Value (2))" "True" "less than, less" 185 gdb_test "py print (gdb.Value (2) < gdb.Value (1))" "False" "less than, greater" 186 gdb_test "py print (gdb.Value (2) < None)" "False" "less than, None" 187 188 gdb_test "py print (gdb.Value (1) <= gdb.Value (1))" "True" "less or equal, equal" 189 gdb_test "py print (gdb.Value (1) <= gdb.Value (2))" "True" "less or equal, less" 190 gdb_test "py print (gdb.Value (2) <= gdb.Value (1))" "False" "less or equal, greater" 191 gdb_test "py print (gdb.Value (2) <= None)" "False" "less or equal, None" 192 193 gdb_test "py print (gdb.Value (1) == gdb.Value (1))" "True" "equality of gdb.Values" 194 gdb_test "py print (gdb.Value (1) == gdb.Value (2))" "False" "inequality of gdb.Values" 195 gdb_test "py print (gdb.Value (1) == 1.0)" "True" "equality of gdb.Value with Python value" 196 gdb_test "py print (gdb.Value (1) == 2)" "False" "inequality of gdb.Value with Python value" 197 gdb_test "py print (gdb.Value (1) == None)" "False" "inequality of gdb.Value with None" 198 199 gdb_test "py print (gdb.Value (1) != gdb.Value (1))" "False" "inequality, false" 200 gdb_test "py print (gdb.Value (1) != gdb.Value (2))" "True" "inequality, true" 201 gdb_test "py print (gdb.Value (1) != None)" "True" "inequality, None" 202 203 gdb_test "py print (gdb.Value (1) > gdb.Value (1))" "False" "greater than, equal" 204 gdb_test "py print (gdb.Value (1) > gdb.Value (2))" "False" "greater than, less" 205 gdb_test "py print (gdb.Value (2) > gdb.Value (1))" "True" "greater than, greater" 206 gdb_test "py print (gdb.Value (2) > None)" "True" "greater than, None" 207 208 gdb_test "py print (gdb.Value (1) >= gdb.Value (1))" "True" "greater or equal, equal" 209 gdb_test "py print (gdb.Value (1) >= gdb.Value (2))" "False" "greater or equal, less" 210 gdb_test "py print (gdb.Value (2) >= gdb.Value (1))" "True" "greater or equal, greater" 211 gdb_test "py print (gdb.Value (2) >= None)" "True" "greater or equal, None" 212} 213 214proc test_value_in_inferior {} { 215 global gdb_prompt 216 global testfile 217 global gdb_py_is_py3k 218 219 gdb_breakpoint [gdb_get_line_number "break to inspect struct and union"] 220 221 gdb_continue_to_breakpoint "break to inspect struct and union" 222 223 # Just get inferior variable s in the value history, available to python. 224 gdb_test "print s" " = {a = 3, b = 5}" "" 225 226 gdb_py_test_silent_cmd "python s = gdb.history (0)" "get value from history" 1 227 228 gdb_test "python print ('result = ' + str(s\['a'\]))" " = 3" "access element inside struct using 8-bit string name" 229 if { $gdb_py_is_py3k == 0 } { 230 gdb_test "python print ('result = ' + str(s\[u'a'\]))" " = 3" "access element inside struct using unicode name" 231 } 232 233 # Test dereferencing the argv pointer 234 235 # Just get inferior variable argv the value history, available to python. 236 gdb_test "print argv" " = \\(char \\*\\*\\) 0x.*" "" 237 238 gdb_py_test_silent_cmd "python argv = gdb.history (0)" "" 0 239 gdb_py_test_silent_cmd "python arg0 = argv.dereference ()" "dereference value" 1 240 241 # Check that the dereferenced value is sane 242 global has_argv0 243 set test "verify dereferenced value" 244 if { $has_argv0 } { 245 gdb_test_no_output "set print elements unlimited" "" 246 gdb_test_no_output "set print repeats unlimited" "" 247 gdb_test "python print (arg0)" "0x.*$testfile\"" $test 248 } else { 249 unsupported $test 250 } 251 252 # Smoke-test is_optimized_out attribute 253 gdb_test "python print ('result = %s' % arg0.is_optimized_out)" "= False" "test is_optimized_out attribute" 254 255 # Test address attribute 256 gdb_test "python print ('result = %s' % arg0.address)" "= 0x\[\[:xdigit:\]\]+" "test address attribute" 257 258 # Test displaying a variable that is temporarily at a bad address. 259 # But if we can examine what's at memory address 0, then we'll also be 260 # able to display it without error. Don't run the test in that case. 261 set can_read_0 [is_address_zero_readable] 262 263 # Test memory error. 264 set test "parse_and_eval with memory error" 265 if {$can_read_0} { 266 untested $test 267 } else { 268 gdb_test "python print (gdb.parse_and_eval('*(int*)0'))" "gdb.MemoryError: Cannot access memory at address 0x0.*" $test 269 } 270 271 # Test Python lazy value handling 272 set test "memory error and lazy values" 273 if {$can_read_0} { 274 untested $test 275 } else { 276 gdb_test "python inval = gdb.parse_and_eval('*(int*)0')" 277 gdb_test "python print (inval.is_lazy)" "True" 278 gdb_test "python inval2 = inval+1" "gdb.MemoryError: Cannot access memory at address 0x0.*" $test 279 gdb_test "python inval.fetch_lazy ()" "gdb.MemoryError: Cannot access memory at address 0x0.*" $test 280 } 281 set argc_value [get_integer_valueof "argc" 0] 282 gdb_test "python argc_lazy = gdb.parse_and_eval('argc')" 283 gdb_test "python argc_notlazy = gdb.parse_and_eval('argc')" 284 gdb_test "python argc_notlazy.fetch_lazy()" 285 gdb_test "python print (argc_lazy.is_lazy)" "True" 286 gdb_test "python print (argc_notlazy.is_lazy)" "False" 287 gdb_test "print argc" " = $argc_value" "sanity check argc" 288 gdb_test "python print (argc_lazy.is_lazy)" "\r\nTrue" 289 gdb_test_no_output "set argc=[expr $argc_value + 1]" "change argc" 290 gdb_test "python print (argc_notlazy)" "\r\n$argc_value" 291 gdb_test "python print (argc_lazy)" "\r\n[expr $argc_value + 1]" 292 gdb_test "python print (argc_lazy.is_lazy)" "False" 293 294 # Test string fetches, both partial and whole. 295 gdb_test "print st" "\"divide et impera\"" 296 gdb_py_test_silent_cmd "python st = gdb.history (0)" "get value from history" 1 297 gdb_test "python print (st.string ())" "divide et impera" "Test string with no length" 298 gdb_test "python print (st.string (length = -1))" "divide et impera" "test string (length = -1) is all of the string" 299 gdb_test "python print (st.string (length = 6))" "divide" 300 gdb_test "python print (\"---\"+st.string (length = 0)+\"---\")" "------" "test string (length = 0) is empty" 301 gdb_test "python print (len(st.string (length = 0)))" "0" "test length is 0" 302 303 304 # Fetch a string that has embedded nulls. 305 gdb_test "print nullst" "\"divide\\\\000et\\\\000impera\".*" 306 gdb_py_test_silent_cmd "python nullst = gdb.history (0)" "get value from history" 1 307 gdb_test "python print (nullst.string ())" "divide" "test string to first null" 308 # Python cannot print strings that contain the null (\0) character. 309 # For the purposes of this test, use repr() 310 gdb_py_test_silent_cmd "python nullst = nullst.string (length = 9)" "get string beyond null" 1 311 gdb_test "python print (repr(nullst))" "u?'divide\\\\x00et'" 312 313 # Test fetching a string longer than its declared (in C) size. 314 # PR 16286 315 gdb_py_test_silent_cmd "python xstr = gdb.parse_and_eval('xstr')" "get xstr" 1 316 gdb_test "python print(xstr\['text'\].string (length = xstr\['length'\]))" "x{100}" \ 317 "read string beyond declared size" 318} 319 320proc test_inferior_function_call {} { 321 global gdb_prompt hex decimal 322 323 # Correct inferior call without arguments. 324 gdb_test "p/x fp1" " = $hex.*" 325 gdb_py_test_silent_cmd "python fp1 = gdb.history (0)" "get value from history" 1 326 gdb_test "python fp1 = fp1.dereference()" "" 327 gdb_test "python result = fp1()" "" 328 gdb_test "python print (result)" "void" 329 330 # Correct inferior call with arguments. 331 gdb_test "p/x fp2" " = $hex.*" 332 gdb_py_test_silent_cmd "python fp2 = gdb.history (0)" "get value from history" 1 333 gdb_test "python fp2 = fp2.dereference()" "" 334 gdb_test "python result2 = fp2(10,20)" "" 335 gdb_test "python print (result2)" "30" 336 337 # Incorrect to call an int value. 338 gdb_test "p i" " = $decimal.*" 339 gdb_py_test_silent_cmd "python i = gdb.history (0)" "get value from history" 1 340 gdb_test "python result3 = i()" ".*Value is not callable.*" 341 342 # Incorrect number of arguments. 343 gdb_test "p/x fp2" " = $hex.*" 344 gdb_py_test_silent_cmd "python fp3 = gdb.history (0)" "get value from history" 1 345 gdb_test "python fp3 = fp3.dereference()" "" 346 gdb_test "python result2 = fp3(10)" ".*Too few arguments in function call.*" 347} 348 349# A few objfile tests. 350proc test_objfiles {} { 351 gdb_test "python\nok=False\nfor file in gdb.objfiles():\n if 'py-value' in file.filename:\n ok=True\nprint (ok)\nend" "True" \ 352 "py-value in file.filename" 353 354 gdb_test "python print (gdb.objfiles()\[0\].pretty_printers)" "\\\[\\\]" 355 356 gdb_test "python gdb.objfiles()\[0\].pretty_printers = 0" \ 357 "pretty_printers attribute must be a list.*Error while executing Python code." 358} 359 360proc test_value_after_death {} { 361 # Construct a type while the inferior is still running. 362 gdb_py_test_silent_cmd "python ptrtype = gdb.lookup_type('PTR')" \ 363 "create PTR type" 1 364 365 # Kill the inferior and remove the symbols. 366 gdb_test "kill" "" "kill the inferior" \ 367 "Kill the program being debugged. .y or n. $" \ 368 "y" 369 gdb_test "file" "" "discard the symbols" \ 370 "Discard symbol table from.*y or n. $" \ 371 "y" 372 373 # Now create a value using that type. Relies on arg0, created by 374 # test_value_in_inferior. 375 gdb_py_test_silent_cmd "python castval = arg0.cast(ptrtype.pointer())" \ 376 "cast arg0 to PTR" 1 377 378 # Make sure the type is deleted. 379 gdb_py_test_silent_cmd "python ptrtype = None" \ 380 "delete PTR type" 1 381 382 # Now see if the value's type is still valid. 383 gdb_test "python print (castval.type)" "PTR ." \ 384 "print value's type" 385} 386 387# Regression test for invalid subscript operations. The bug was that 388# the type of the value was not being checked before allowing a 389# subscript operation to proceed. 390 391proc test_subscript_regression {exefile lang} { 392 # Start with a fresh gdb. 393 clean_restart ${exefile} 394 395 if ![runto_main ] then { 396 perror "couldn't run to breakpoint" 397 return 398 } 399 400 if {$lang == "c++"} { 401 gdb_breakpoint [gdb_get_line_number "break to inspect pointer by reference"] 402 gdb_continue_to_breakpoint "break to inspect pointer by reference" 403 404 gdb_py_test_silent_cmd "print rptr_int" \ 405 "Obtain address" 1 406 gdb_py_test_silent_cmd "python rptr = gdb.history(0)" \ 407 "Obtains value from GDB" 1 408 gdb_test "python print (rptr\[0\])" "2" "check pointer passed as reference" 409 410 # Just the most basic test of dynamic_cast -- it is checked in 411 # the C++ tests. 412 gdb_test "python print (bool(gdb.parse_and_eval('base').dynamic_cast(gdb.lookup_type('Derived').pointer())))" \ 413 True 414 415 # Likewise. 416 gdb_test "python print (gdb.parse_and_eval('base').dynamic_type)" \ 417 "Derived \[*\]" 418 gdb_test "python print (gdb.parse_and_eval('base_ref').dynamic_type)" \ 419 "Derived \[&\]" 420 # A static type case. 421 gdb_test "python print (gdb.parse_and_eval('5').dynamic_type)" \ 422 "int" 423 } 424 425 gdb_breakpoint [gdb_get_line_number "break to inspect struct and union"] 426 gdb_continue_to_breakpoint "break to inspect struct and union" 427 428 gdb_py_test_silent_cmd "python intv = gdb.Value(1)" \ 429 "Create a value for subscript test" 1 430 gdb_py_test_silent_cmd "python stringv = gdb.Value(\"foo\")" \ 431 "Create a value for subscript test" 1 432 433 # Try to access an int with a subscript. This should fail. 434 gdb_test "python print (intv)" "1" "baseline print of an int Python value" 435 gdb_test "python print (intv\[0\])" "gdb.error: Cannot subscript requested type.*" \ 436 "Attempt to access an integer with a subscript" 437 438 # Try to access a string with a subscript. This should pass. 439 gdb_test "python print (stringv)" "foo." "baseline print of a string Python value" 440 gdb_test "python print (stringv\[0\])" "f." "attempt to access a string with a subscript" 441 442 # Try to access an int array via a pointer with a subscript. This should pass. 443 gdb_py_test_silent_cmd "print p" "Build pointer to array" 1 444 gdb_py_test_silent_cmd "python pointer = gdb.history(0)" "" 1 445 gdb_test "python print (pointer\[0\])" "1" "access array via pointer with int subscript" 446 gdb_test "python print (pointer\[intv\])" "2" "access array via pointer with value subscript" 447 448 # Try to access a single dimension array with a subscript to the 449 # result. This should fail. 450 gdb_test "python print (pointer\[intv\]\[0\])" "gdb.error: Cannot subscript requested type.*" \ 451 "Attempt to access an integer with a subscript" 452 453 # Lastly, test subscript access to an array with multiple 454 # dimensions. This should pass. 455 gdb_py_test_silent_cmd "print {\"fu \",\"foo\",\"bar\"}" "Build array" 1 456 gdb_py_test_silent_cmd "python marray = gdb.history(0)" "" 1 457 gdb_test "python print (marray\[1\]\[2\])" "o." "test multiple subscript" 458} 459 460# A few tests of gdb.parse_and_eval. 461proc test_parse_and_eval {} { 462 gdb_test "python print (gdb.parse_and_eval ('23'))" "23" \ 463 "parse_and_eval constant test" 464 gdb_test "python print (gdb.parse_and_eval ('5 + 7'))" "12" \ 465 "parse_and_eval simple expression test" 466 gdb_test "python print (type(gdb.parse_and_eval ('5 + 7')))" \ 467 ".(type|class) 'gdb.Value'."\ 468 "parse_and_eval type test" 469} 470 471# Test that values are hashable. 472proc test_value_hash {} { 473 gdb_py_test_multiple "Simple Python value dictionary" \ 474 "python" "" \ 475 "one = gdb.Value(1)" "" \ 476 "two = gdb.Value(2)" "" \ 477 "three = gdb.Value(3)" "" \ 478 "vdict = {one:\"one str\",two:\"two str\",three:\"three str\"}" "" \ 479 "end" 480 gdb_test "python print (vdict\[one\])" "one str" "test dictionary hash" 481 gdb_test "python print (vdict\[two\])" "two str" "test dictionary hash" 482 gdb_test "python print (vdict\[three\])" "three str" "test dictionary hash" 483 gdb_test "python print (one.__hash__() == hash(one))" "True" "test inbuilt hash" 484} 485 486# Build C version of executable. C++ is built later. 487if { [build_inferior "${binfile}" "c"] < 0 } { 488 return -1 489} 490 491# Start with a fresh gdb. 492clean_restart ${binfile} 493 494# Skip all tests if Python scripting is not enabled. 495if { [skip_python_tests] } { continue } 496 497test_value_creation 498test_value_numeric_ops 499test_value_boolean 500test_value_compare 501test_objfiles 502test_parse_and_eval 503test_value_hash 504 505# The following tests require execution. 506 507if ![runto_main] then { 508 fail "can't run to main" 509 return 0 510} 511 512test_value_in_inferior 513test_inferior_function_call 514test_value_after_death 515 516# Test either C or C++ values. 517 518test_subscript_regression "${binfile}" "c" 519 520if ![skip_cplus_tests] { 521 if { [build_inferior "${binfile}-cxx" "c++"] < 0 } { 522 return -1 523 } 524 with_test_prefix "c++" { 525 test_subscript_regression "${binfile}-cxx" "c++" 526 } 527} 528