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PR python/18438

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gdb/ChangeLog:

	* python/py-lazy-string.c (stpy_convert_to_value): Use
	gdbpy_gdb_memory_error not PyExc_MemoryError.
	(gdbpy_create_lazy_string_object): Ditto.

gdb/testsuite/ChangeLog:

	* gdb.python/py-lazy-string.c: New file.
	* gdb.python/py-lazy-string.exp: New file.
	* gdb.python/py-prettyprint.c (lazystring) <len>: New member.
	(main): Update.  Add estring3.
	* gdb.python/py-prettyprint.exp: Add tests for strings at address 0.
	* gdb.python/py-prettyprint.py (pp_ls): Handle length.
This commit is contained in:
Doug Evans 2015-05-26 16:13:04 -07:00
parent b93fd21dcc
commit 4ea6efe936
8 changed files with 107 additions and 6 deletions
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42
gdb/testsuite/gdb.python/py-lazy-string.exp Normal file
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@ -0,0 +1,42 @@
# Copyright (C) 2015 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file is part of the GDB testsuite. It tests lazy string support
# not tested by py-prettyprinter.exp.
load_lib gdb-python.exp
standard_testfile
if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} {
return -1
}
# Skip all tests if Python scripting is not enabled.
if { [skip_python_tests] } { continue }
if ![runto_main ] {
return -1
}
gdb_breakpoint [gdb_get_line_number "break here"]
gdb_continue_to_breakpoint "break here"
gdb_test_no_output "python null = gdb.parse_and_eval(\"null\")"
gdb_test "python print null.lazy_string(length=0).value()" \
"gdb.MemoryError: Cannot create a value from NULL.*Error while executing Python code."
gdb_test "python print null.lazy_string(length=3).value()" \
"gdb.MemoryError: Cannot create a lazy string with address 0x0, and a non-zero length.*Error while executing Python code."