xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.python/py-cmd.exp (revision c38e7cc395b1472a774ff828e46123de44c628e9)
1# Copyright (C) 2009-2016 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# for defining new GDB commands in Python.
18
19load_lib gdb-python.exp
20
21standard_testfile
22
23if { [prepare_for_testing ${testfile}.exp ${testfile} ${srcfile}] } {
24    return -1
25}
26
27# Skip all tests if Python scripting is not enabled.
28if { [skip_python_tests] } { continue }
29
30if ![runto_main] then {
31    fail "Cannot run to main."
32    return 0
33}
34
35# Test a simple command.
36
37gdb_py_test_multiple "input simple command" \
38  "python" "" \
39  "class test_cmd (gdb.Command):" "" \
40  "  def __init__ (self):" "" \
41  "    super (test_cmd, self).__init__ (\"test_cmd\", gdb.COMMAND_OBSCURE)" "" \
42  "  def invoke (self, arg, from_tty):" "" \
43  "    print (\"test_cmd output, arg = %s\" % arg)" "" \
44  "test_cmd ()" "" \
45  "end" ""
46
47gdb_test "test_cmd ugh" "test_cmd output, arg = ugh" "call simple command"
48
49# Test a prefix command, and a subcommand within it.
50
51gdb_py_test_multiple "input prefix command" \
52  "python" "" \
53  "class prefix_cmd (gdb.Command):" "" \
54  "  def __init__ (self):" "" \
55  "    super (prefix_cmd, self).__init__ (\"prefix_cmd\", gdb.COMMAND_OBSCURE, gdb.COMPLETE_NONE, True)" "" \
56  "  def invoke (self, arg, from_tty):" "" \
57  "    print (\"prefix_cmd output, arg = %s\" % arg)" "" \
58  "prefix_cmd ()" "" \
59  "end" ""
60
61gdb_test "prefix_cmd ugh" "prefix_cmd output, arg = ugh" "call prefix command"
62
63gdb_py_test_multiple "input subcommand" \
64  "python" "" \
65  "class subcmd (gdb.Command):" "" \
66  "  def __init__ (self):" "" \
67  "    super (subcmd, self).__init__ (\"prefix_cmd subcmd\", gdb.COMMAND_OBSCURE)" "" \
68  "  def invoke (self, arg, from_tty):" "" \
69  "    print (\"subcmd output, arg = %s\" % arg)" "" \
70  "subcmd ()" "" \
71  "end" ""
72
73gdb_test "prefix_cmd subcmd ugh" "subcmd output, arg = ugh" "call subcmd"
74
75# Test prefix command using keyword arguments.
76
77gdb_py_test_multiple "input prefix command, keyword arguments" \
78  "python" "" \
79  "class prefix_cmd2 (gdb.Command):" "" \
80  "  def __init__ (self):" "" \
81  "    super (prefix_cmd2, self).__init__ (\"prefix_cmd2\", gdb.COMMAND_OBSCURE, prefix = True, completer_class = gdb.COMPLETE_FILENAME)" "" \
82  "  def invoke (self, arg, from_tty):" "" \
83  "    print (\"prefix_cmd2 output, arg = %s\" % arg)" "" \
84  "prefix_cmd2 ()" "" \
85  "end" ""
86
87gdb_test "prefix_cmd2 argh" "prefix_cmd2 output, arg = argh" "call prefix command, keyword arguments"
88
89gdb_py_test_multiple "input subcommand under prefix_cmd2" \
90  "python" "" \
91  "class subcmd (gdb.Command):" "" \
92  "  def __init__ (self):" "" \
93  "    super (subcmd, self).__init__ (\"prefix_cmd2 subcmd\", gdb.COMMAND_OBSCURE)" "" \
94  "  def invoke (self, arg, from_tty):" "" \
95  "    print (\"subcmd output, arg = %s\" % arg)" "" \
96  "subcmd ()" "" \
97  "end" ""
98
99gdb_test "prefix_cmd2 subcmd ugh" "subcmd output, arg = ugh" "call subcmd under prefix_cmd2"
100
101# Test a subcommand in an existing GDB prefix.
102
103gdb_py_test_multiple "input new subcommand" \
104  "python" "" \
105  "class newsubcmd (gdb.Command):" "" \
106  "  def __init__ (self):" "" \
107  "    super (newsubcmd, self).__init__ (\"info newsubcmd\", gdb.COMMAND_OBSCURE)" "" \
108  "  def invoke (self, arg, from_tty):" "" \
109  "    print (\"newsubcmd output, arg = %s\" % arg)" "" \
110  "newsubcmd ()" "" \
111  "end" ""
112
113gdb_test "info newsubcmd ugh" "newsubcmd output, arg = ugh" "call newsubcmd"
114
115# Test a command that throws gdb.GdbError.
116
117gdb_py_test_multiple "input command to throw error" \
118  "python" "" \
119  "class test_error_cmd (gdb.Command):" "" \
120  "  def __init__ (self):" "" \
121  "    super (test_error_cmd, self).__init__ (\"test_error_cmd\", gdb.COMMAND_OBSCURE)" "" \
122  "  def invoke (self, arg, from_tty):" "" \
123  "    raise gdb.GdbError ('you lose!')" "" \
124  "test_error_cmd ()" "" \
125  "end" ""
126
127gdb_test "test_error_cmd ugh" "you lose!" "call error command"
128
129# Test gdb.string_to_argv.
130
131gdb_test "python print (gdb.string_to_argv (\"1 2 3\"))" \
132  {\['1', '2', '3'\]} \
133  "string_to_argv (\"1 2 3\")"
134
135gdb_test "python print (gdb.string_to_argv (\"'1 2' 3\"))" \
136  {\['1 2', '3'\]} \
137  "string_to_argv (\"'1 2' 3\")"
138
139gdb_test "python print (gdb.string_to_argv ('\"1 2\" 3'))" \
140  {\['1 2', '3'\]} \
141  "string_to_argv ('\"1 2\" 3')"
142
143gdb_test "python print (gdb.string_to_argv ('1\\ 2 3'))" \
144  {\['1 2', '3'\]} \
145    "string_to_argv ('1\\ 2 3')"
146
147# Test user-defined python commands.
148gdb_py_test_multiple "input simple user-defined command" \
149  "python" "" \
150  "class test_help (gdb.Command):" "" \
151  "  \"\"\"Docstring\"\"\"" "" \
152  "  def __init__ (self):" "" \
153  "    super (test_help, self).__init__ (\"test_help\", gdb.COMMAND_USER)" "" \
154  "  def invoke (self, arg, from_tty):" "" \
155  "    print (\"test_cmd output, arg = %s\" % arg)" "" \
156  "test_help ()" "" \
157  "end" ""
158
159gdb_test "test_help ugh" "test_cmd output, arg = ugh" "call simple user-defined command"
160
161# Make sure the command shows up in `help user-defined`.
162gdb_test "help user-defined" "User-defined commands.\[\r\n\]+The commands in this class are those defined by the user.\[\r\n\]+Use the \"define\" command to define a command.\[\r\n\]+\[\r\n\]+List of commands:\[\r\n\]+\[\r\n\]+test_help -- Docstring\[\r\n\]+\[\r\n\]+Type \"help\" followed by command name for full documentation.\[\r\n\]+Type \"apropos word\" to search for commands related to \"word\".\[\r\n\]+Command name abbreviations are allowed if unambiguous.\[\r\n\]+" "see user-defined command in `help user-defined`"
163
164# Make sure the command does not show up in `show user`.
165gdb_test "show user test_help" "Not a user command\." \
166    "don't show user-defined python command in `show user command`"
167
168# Test expression completion on fields
169gdb_py_test_multiple "expression completion command" \
170  "python" "" \
171  "class expr_test (gdb.Command):" "" \
172  "  def __init__ (self):" "" \
173  "    super (expr_test, self).__init__ (\"expr_test\", gdb.COMMAND_USER, gdb.COMPLETE_EXPRESSION)" "" \
174  "  def invoke (self, arg, from_tty):" "" \
175  "    print (\"invoked on = %s\" % arg)" "" \
176  "expr_test ()" "" \
177  "end" ""
178
179
180gdb_test "complete expr_test bar\." \
181    "expr_test bar\.bc.*expr_test bar\.ij.*" \
182    "Test completion through complete command"
183
184if { [readline_is_used] } {
185    set test "complete 'expr_test bar.i'"
186    send_gdb "expr_test bar\.i\t\t"
187    gdb_test_multiple "" "$test" {
188	-re "expr_test bar\.ij \\\x07$" {
189	    send_gdb "\n"
190	    gdb_test_multiple "" $test {
191		-re "invoked on = bar.ij.*$gdb_prompt $" {
192		    pass "$test"
193		}
194	    }
195	}
196    }
197}
198