binutils-gdb/gdb/testsuite/gdb.python/py-bad-printers.exp
Simon Marchi 72ca041044 Change method of loading .py files in Python tests
With my debug build of Python (--with-pydebug), many tests fails because
of the same issue.  Python scripts are loaded by the tests using this
pattern:

  (gdb) python exec (open ('file.py').read ())

This causes Python to output this warning:

  __main__:1: ResourceWarning: unclosed file <_io.TextIOWrapper name='file.py' mode='r' encoding='ANSI_X3.4-1968'>

and the test to fail because of that extra output.  Instead of using the
open + read + exec trick which leaks the file and causes the warning,
why not just source the files?

  (gdb) source file.py

This patch changes this, and standardizes the test names of the tests I
touched to "load python file" (some of them were empty, others were
overly complicated).

gdb/testsuite/ChangeLog:

	* gdb.python/py-bad-printers.exp: Load python file using "source".
	* gdb.python/py-events.exp: Likewise.
	* gdb.python/py-evsignal.exp: Likewise.
	* gdb.python/py-evthreads.exp: Likewise.
	* gdb.python/py-frame-args.exp: Likewise.
	* gdb.python/py-framefilter-invalidarg.exp: Likewise.
	* gdb.python/py-framefilter-mi.exp: Likewise.
	* gdb.python/py-framefilter.exp: Likewise.
	* gdb.python/py-mi.exp: Likewise.
	* gdb.python/py-pp-maint.exp: Likewise.
	* gdb.python/py-pp-registration.exp: Likewise.
	* gdb.python/py-prettyprint.exp: Likewise.
	(run_lang_tests): Likewise.
	* gdb.python/py-typeprint.exp: Likewise.
2017-01-26 16:12:12 -05:00

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# Copyright (C) 2008-2017 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 Python-based
# pretty-printing for the CLI.
load_lib gdb-python.exp
standard_testfile
if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
return -1
}
# Skip all tests if Python scripting is not enabled.
if { [skip_python_tests] } { continue }
if ![runto_main ] then {
fail "can't run to main"
return -1
}
set remote_python_file [gdb_remote_download host \
${srcdir}/${subdir}/${testfile}.py]
gdb_test_no_output "source ${remote_python_file}" "load python file"
gdb_breakpoint [gdb_get_line_number "break here"]
gdb_continue_to_breakpoint "break here" ".* break here .*"
gdb_test "enable pretty-printer global bad-printers;container1" \
"printers enabled"
gdb_test "disable pretty-printer global bad-printers;container2" \
"printers enabled"
gdb_test "print c" "Result of children iterator not a tuple of two elements.*"
gdb_test "enable pretty-printer global bad-printers;container2" \
"printers enabled"
gdb_test "disable pretty-printer global bad-printers;container1" \
"printers enabled"
gdb_test "print c" "Bad result from children iterator.*"