1# Copyright 2011-2020 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
16load_lib "ada.exp"
17
18if { [skip_ada_tests] } { return -1 }
19
20standard_ada_testfile foo
21
22if {[gdb_compile_ada "${srcfile}" "${binfile}" executable [list debug additional_flags=-gnata ]] != "" } {
23  return -1
24}
25
26# Some global variables used to simplify the maintenance of some of
27# the regular expressions below.
28set any_nb "\[0-9\]+"
29set eol "\[\r\n\]+"
30
31# Before going any further, verify that we can insert exception
32# catchpoints...  That way, we won't have to do this while doing
33# the actual GDB/MI testing.
34
35clean_restart ${testfile}
36
37if ![runto_main] then {
38   fail "cannot run to main, testcase aborted"
39   return 0
40}
41
42set msg "insert catchpoint on all Ada exceptions"
43gdb_test_multiple "catch exception" $msg {
44    -re "Catchpoint $any_nb: all Ada exceptions$eol$gdb_prompt $" {
45	pass $msg
46    }
47    -re "Your Ada runtime appears to be missing some debugging information.*\[\r\n\]+$gdb_prompt $" {
48	# If the runtime was not built with enough debug information,
49	# or if it was stripped, we can not test exception
50	# catchpoints.
51	unsupported $msg
52	return -1
53    }
54}
55
56# Now, we can start the GDB/MI testing itself...
57
58load_lib mi-support.exp
59set MIFLAGS "-i=mi"
60
61gdb_exit
62if [mi_gdb_start] {
63    continue
64}
65
66mi_delete_breakpoints
67mi_gdb_reinitialize_dir $srcdir/$subdir
68mi_gdb_load ${binfile}
69
70####################################
71# 1. Try catching all exceptions.  #
72####################################
73
74with_test_prefix "scenario 1" {
75    if ![mi_run_to_main] then {
76	fail "cannot run to main, testcase aborted"
77	return 0
78    }
79}
80
81mi_gdb_test "-catch-exception" \
82            "\\^done,bkptno=\"$decimal\",bkpt={.*disp=\"keep\",enabled=\"y\",what=\"all Ada exceptions\",.*}" \
83            "catch all exceptions"
84
85# Continue to caught exception.
86
87proc continue_to_exception { exception_name exception_message test } {
88    global hex any_nb
89
90    mi_send_resuming_command "exec-continue" "$test"
91
92    # Match console stream output.
93    gdb_expect {
94	-re " $exception_name\( \\($exception_message\\)\)? at $hex in foo " {
95	}
96	timeout {
97	    fail "$test (timeout)"
98	    return -1
99	}
100    }
101
102    # Now MI stream output.
103    mi_expect_stop \
104	"breakpoint-hit\",disp=\"keep\",bkptno=\"$any_nb\",exception-name=\"$exception_name\(\",exception-message=\"$exception_message\)?" \
105	"foo" "" ".*" ".*" \
106	".*" \
107	$test
108}
109
110continue_to_exception \
111    "CONSTRAINT_ERROR" "foo\\.adb:$decimal explicit raise" \
112    "continue until CE caught by all-exceptions catchpoint"
113
114continue_to_exception \
115    "PROGRAM_ERROR" "foo\\.adb:$decimal explicit raise" \
116    "continue until PE caught by all-exceptions catchpoint"
117
118################################################
119# 2. Try catching only some of the exceptions. #
120################################################
121
122# Here is the scenario:
123#  - Restart the debugger from scratch, runto_main
124#  - We'll catch only "Program_Error"
125#    We'll catch assertions
126#    We'll catch unhandled exceptions
127#  - continue, we should see the first Program_Error exception
128#  - continue, we should see the failed assertion
129#  - continue, we should see the unhandled Constrait_Error exception
130#  - continue, the program exits.
131
132with_test_prefix "scenario 2" {
133    if ![mi_run_to_main] then {
134	fail "cannot run to main, testcase aborted"
135	return 0
136    }
137}
138
139mi_gdb_test "-catch-exception -e Program_Error" \
140            "\\^done,bkptno=\"$decimal\",bkpt={.*disp=\"keep\",enabled=\"y\",what=\"`Program_Error' Ada exception\",.*}" \
141            "catch Program_Error"
142
143mi_gdb_test "-catch-assert" \
144            "\\^done,bkptno=\"$decimal\",bkpt={.*disp=\"keep\",enabled=\"y\",what=\"failed Ada assertions\",.*}" \
145            "catch assert failures"
146
147mi_gdb_test "-catch-exception -u" \
148            "\\^done,bkptno=\"$decimal\",bkpt={.*disp=\"keep\",enabled=\"y\",what=\"unhandled Ada exceptions\",.*}" \
149            "catch unhandled exceptions"
150
151mi_execute_to "exec-continue" \
152              "breakpoint-hit\",disp=\"keep\",bkptno=\"$any_nb\",exception-name=\"PROGRAM_ERROR(\",exception-message=\"foo\\.adb:$decimal explicit raise)?" \
153              "foo" "" ".*" ".*" \
154              ".*" \
155              "continue to exception catchpoint hit"
156
157mi_execute_to "exec-continue" \
158              "breakpoint-hit\",disp=\"keep\",bkptno=\"$any_nb" \
159              "foo" "" ".*" ".*" \
160              ".*" \
161              "continue to assert failure catchpoint hit"
162
163mi_execute_to "exec-continue" \
164              "breakpoint-hit\",disp=\"keep\",bkptno=\"$any_nb\",exception-name=\"CONSTRAINT_ERROR" \
165              "foo" "" ".*" ".*" \
166              ".*" \
167              "continue to unhandled exception catchpoint hit"
168
169