2010-02-24 Phil Muldoon <pmuldoon@redhat.com>
[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.python / py-function.exp
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4c38e0a4 1# Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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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 convenience functions to Python.
18
19if $tracelevel then {
20 strace $tracelevel
21}
22
23# Usage: gdb_py_test_multiple NAME INPUT RESULT {INPUT RESULT}...
24# Run a test named NAME, consisting of multiple lines of input.
25# After each input line INPUT, search for result line RESULT.
26# Succeed if all results are seen; fail otherwise.
27proc gdb_py_test_multiple {name args} {
28 global gdb_prompt
29 foreach {input result} $args {
30 if {[gdb_test_multiple $input "$name - $input" {
31 -re "\[\r\n\]*($result)\[\r\n\]+($gdb_prompt | *>)$" {
32 pass "$name - $input"
33 }
34 }]} {
35 return 1
36 }
37 }
38 return 0
39}
40
41# Start with a fresh gdb.
42
43gdb_exit
44gdb_start
45gdb_reinitialize_dir $srcdir/$subdir
46
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47# Skip all tests if Python scripting is not enabled.
48if { [skip_python_tests] } { continue }
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49
50gdb_py_test_multiple "input convenience function" \
51 "python" "" \
52 "class test_func (gdb.Function):" "" \
53 " def __init__ (self):" "" \
54 " super (test_func, self).__init__ (\"test_func\")" "" \
55 " def invoke (self, arg):" "" \
56 " return \"test_func output, arg = %s\" % arg.string ()" "" \
57 "test_func ()" "" \
58 "end" ""
59
60gdb_test "print \$test_func (\"ugh\")" "= \"test_func output, arg = ugh\"" "call function"
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61
62# Test returning a gdb.Value from the function. This segfaulted GDB at one point.
63
64gdb_py_test_multiple "input value-returning convenience function" \
65 "python" "" \
66 "class Double (gdb.Function):" "" \
67 " def __init__ (self):" "" \
68 " super (Double, self).__init__ (\"double\")" "" \
69 " def invoke (self, n):" "" \
70 " return n*2" "" \
71 "Double ()" "" \
72 "end" ""
73
74gdb_test "print \$double (1)" "= 2" "call value-returning function"
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75
76gdb_py_test_multiple "input int-returning function" \
77 "python" "" \
78 "class Yes(gdb.Function):" "" \
79 " def __init__(self):" "" \
80 " gdb.Function.__init__(self, 'yes')" "" \
81 " def invoke(self):" "" \
82 " return 1" "" \
83 "Yes ()" "" \
84 "end" ""
85
86gdb_test "print \$yes() && \$yes()" " = 1" "call yes with &&"
87gdb_test "print \$yes() || \$yes()" " = 1" "call yes with ||"
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