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more on debugger-mi.py (and TestCmd.py) #585

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3426bb9
more on debugger-mi.py (and TestCmd.py)
paolopas Apr 10, 2026
98510ab
fixed escaping of ^
paolopas Apr 10, 2026
894ef4c
fixed escaping sequences
paolopas Apr 10, 2026
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2 changes: 1 addition & 1 deletion test/TestCmd.py
View file
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Original file line number Diff line number Diff line change
Expand Up @@ -217,7 +217,7 @@ def match_re(lines=None, res=None):
if not type(res) is list:
res = res.split("\n")
for i in range(min(len(lines), len(res))):
if not re.compile("^" + res[i] + "$").search(lines[i]):
if not re.match(res[i] + "$", lines[i]):
return MatchError("Mismatch at line %d\n- %s\n+ %s\n" %
(i+1, res[i], lines[i]))
if len(lines) < len(res):
Expand Down
141 changes: 71 additions & 70 deletions test/debugger-mi.py
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Original file line number Diff line number Diff line change
@@ -1,59 +1,60 @@
#!/usr/bin/env python3

# Copyright 2016 Steven Watanabe
# Copyright 2026 Paolo Pastori
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)

# Test the mi interface for the debugger
"""
Test the mi interface for the debugger
"""

import BoostBuild
import TestCmd
import re

def split_stdin_stdout(text):
"""stdin is all text after the prompt up to and including
the next newline. Everything else is stdout. stdout
may contain regular expressions enclosed in {{}}."""
prompt = re.escape('(gdb) \n')
pattern = re.compile('(?<=%s)((?:\\d*-.*)\n)' % prompt)
# stdin is all text after the prompt up to and including
# the next newline. Everything else is stdout. stdout
# may contain regular expressions enclosed in {{}}.
pattern = re.compile(r'(?<=\(gdb\) \n)((?:\d*-.*)\n)')
stdin = ''.join(re.findall(pattern, text))
stdout = re.sub(pattern, '', text)
outside_pattern = re.compile(r'(?:\A|(?<=\}\}))(?:[^\{]|(?:\{(?!\{)))*(?:(?=\{\{)|\Z)')
outside_pattern = re.compile(r'(?:\A|(?<=\}\}))(?:[^{]|(?:\{(?!\{)))*(?:(?=\{\{)|\Z)')

def escape_line(line):
line = re.sub(outside_pattern, lambda m: re.escape(m.group(0)), line)
if line == '(gdb) ': return r'\(gdb\) '
line = re.sub(outside_pattern, lambda m: m.group(0), line)
return re.sub(r'\{\{|\}\}', '', line)

stdout = '\n'.join([escape_line(line) for line in stdout.split('\n')])
return (stdin,stdout)
return (stdin, stdout)

def run(tester, io):
(input,output) = split_stdin_stdout(io)
(input, output) = split_stdin_stdout(io)
tester.run_build_system(stdin=input, stdout=output, match=TestCmd.match_re)

def make_tester():
return BoostBuild.Tester(["-dmi"], pass_toolset=False, pass_d0=False,
use_test_config=False, ignore_toolset_requirements=False, match=TestCmd.match_re)
return BoostBuild.Tester(["-dmi"], pass_toolset=False)


def test_exec_run():
t = make_tester()
t.write("test.jam", """\
UPDATE ;
""")

run(t, """\
=thread-group-added,id="i1"
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)
*stopped,reason="exited-normally"
\\*stopped,reason="exited-normally"
(gdb)
73-gdb-exit
73^exit
73\\^exit
""")

t.cleanup()

def test_exit_status():
Expand All @@ -66,13 +67,13 @@ def test_exit_status():
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)

*stopped,reason="exited",exit-code="1"
\\*stopped,reason="exited",exit-code="1"
(gdb)
73-gdb-exit
73^exit
73\\^exit
""")
t.cleanup()

Expand All @@ -95,31 +96,31 @@ def test_exec_step():
=thread-group-added,id="i1"
(gdb)
-break-insert f
^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
\\^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="8"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="8"},thread-id="1",stopped-threads="all"
(gdb)
1-exec-step
1^running
1\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="g",args=[],file="test.jam",fullname="{{.*}}test.jam",line="3"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="g",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="3"},thread-id="1"
(gdb)
2-exec-step
2^running
2\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="g",args=[],file="test.jam",fullname="{{.*}}test.jam",line="4"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="g",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="4"},thread-id="1"
(gdb)
3-exec-step
3^running
3\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="9"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="9"},thread-id="1"
(gdb)
73-gdb-exit
73^exit
73\\^exit
""")
t.cleanup()

Expand Down Expand Up @@ -148,36 +149,36 @@ def test_exec_next():
=thread-group-added,id="i1"
(gdb)
-break-insert f
^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
\\^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="7"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="7"},thread-id="1",stopped-threads="all"
(gdb)
1-exec-next
1^running
1\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="8"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="8"},thread-id="1"
(gdb)
2-exec-next
2^running
2\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="9"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="9"},thread-id="1"
(gdb)
3-exec-next
3^running
3\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="h",args=[],file="test.jam",fullname="{{.*}}test.jam",line="14"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="h",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="14"},thread-id="1"
(gdb)
4-exec-next
4^running
4\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="module scope",args=[],file="test.jam",fullname="{{.*}}test.jam",line="17"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="module scope",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="17"},thread-id="1"
(gdb)
73-gdb-exit
73^exit
73\\^exit
""")
t.cleanup()

Expand Down Expand Up @@ -210,35 +211,34 @@ def test_exec_finish():
=thread-group-added,id="i1"
(gdb)
-break-insert f
^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
\\^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="3"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="3"},thread-id="1",stopped-threads="all"
(gdb)
1-exec-finish
1^running
1\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="g",args=[],file="test.jam",fullname="{{.*}}test.jam",line="8"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="g",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="8"},thread-id="1"
(gdb)
2-exec-finish
2^running
2\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="h",args=[],file="test.jam",fullname="{{.*}}test.jam",line="14"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="h",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="14"},thread-id="1"
(gdb)
3-exec-finish
3^running
3\\^running
(gdb)
*stopped,reason="end-stepping-range",frame={func="module scope",args=[],file="test.jam",fullname="{{.*}}test.jam",line="21"},thread-id="1"
\\*stopped,reason="end-stepping-range",frame={func="module scope",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="21"},thread-id="1"
(gdb)
73-gdb-exit
73^exit
73\\^exit
""")
t.cleanup()


def test_breakpoints():
"""Tests the interaction between the following commands:
break, clear, delete, disable, enable"""
Expand Down Expand Up @@ -266,58 +266,59 @@ def test_breakpoints():
=thread-group-added,id="i1"
(gdb)
-break-insert f
^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
\\^done,bkpt={number="1",type="breakpoint",disp="keep",enabled="y",func="f"}
(gdb)
72-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
72^running
72\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="3"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="3"},thread-id="1",stopped-threads="all"
(gdb)
-interpreter-exec console kill
^done
\\^done
(gdb)
-break-insert g
^done,bkpt={number="2",type="breakpoint",disp="keep",enabled="y",func="g"}
\\^done,bkpt={number="2",type="breakpoint",disp="keep",enabled="y",func="g"}
(gdb)
-break-disable 1
^done
\\^done
(gdb)
73-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
73^running
73\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="2",disp="keep",frame={func="g",args=[],file="test.jam",fullname="{{.*}}test.jam",line="7"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="2",disp="keep",frame={func="g",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="7"},thread-id="1",stopped-threads="all"
(gdb)
-interpreter-exec console kill
^done
\\^done
(gdb)
-break-enable 1
^done
\\^done
(gdb)
74-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
74^running
74\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=[],file="test.jam",fullname="{{.*}}test.jam",line="3"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="1",disp="keep",frame={func="f",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="3"},thread-id="1",stopped-threads="all"
(gdb)
-interpreter-exec console kill
^done
\\^done
(gdb)
-break-delete 1
^done
\\^done
(gdb)
75-exec-run -ftest.jam
=thread-created,id="1",group-id="i1"
75^running
75\\^running
(gdb)
*stopped,reason="breakpoint-hit",bkptno="2",disp="keep",frame={func="g",args=[],file="test.jam",fullname="{{.*}}test.jam",line="7"},thread-id="1",stopped-threads="all"
\\*stopped,reason="breakpoint-hit",bkptno="2",disp="keep",frame={func="g",args=\\[\\],file="test.jam",fullname="{{.+}}test.jam",line="7"},thread-id="1",stopped-threads="all"
(gdb)
76-gdb-exit
76^exit
76\\^exit
""")
t.cleanup()


test_exec_run()
test_exit_status()
test_exec_step()
Expand Down
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