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# python -m pytest dumpfile_test.py
import json
import os
import pathlib
from testutils import cppcheck
import xml.etree.ElementTree as ET
def test_libraries(tmpdir): #13701
test_file = str(tmpdir / 'test.c')
with open(test_file, 'wt') as f:
f.write('x=1;\n')
args = ['--library=posix', '--dump', test_file]
_, _, _ = cppcheck(args)
dumpfile = test_file + '.dump'
assert os.path.isfile(dumpfile)
with open(dumpfile, 'rt') as f:
dump = f.read()
assert '<library lib="posix"/>' in dump
assert dump.find('<library lib="posix"/>') < dump.find('<dump cfg=')
def __test_language(tmp_path, file_ext, exp_lang, force_lang=None):
test_file = tmp_path / ('test.' + file_ext)
with open(test_file, 'wt'):
pass
args = [
'--dump',
str(test_file)
]
if force_lang:
args += ['--language=' + force_lang]
exitcode, stdout, stderr = cppcheck(args)
assert exitcode == 0, stdout if stdout else stderr
dump_s = pathlib.Path(str(test_file) + '.dump').read_text()
dump_xml = ET.fromstring(dump_s)
assert 'language' in dump_xml.attrib
assert dump_xml.attrib['language'] == exp_lang
def test_language_c(tmp_path):
__test_language(tmp_path, 'c', exp_lang='c')
def test_language_c_force_c(tmp_path):
__test_language(tmp_path, 'c', force_lang='c', exp_lang='c')
def test_language_c_force_cpp(tmp_path):
__test_language(tmp_path, 'c', force_lang='c++', exp_lang='cpp')
def test_language_cpp(tmp_path):
__test_language(tmp_path, 'cpp', exp_lang='cpp')
def test_language_cpp_force_cpp(tmp_path):
__test_language(tmp_path, 'cpp', force_lang='c++', exp_lang='cpp')
def test_language_cpp_force_c(tmp_path):
__test_language(tmp_path, 'cpp', force_lang='c', exp_lang='c')
# headers default to C
def test_language_h(tmp_path):
__test_language(tmp_path, 'h', exp_lang='c')
def test_language_h_force_c(tmp_path):
__test_language(tmp_path, 'h', force_lang='c', exp_lang='c')
def test_language_h_force_cpp(tmp_path):
__test_language(tmp_path, 'h', force_lang='c++', exp_lang='cpp')
# files with unknown extensions default to C++
def test_language_unk(tmp_path):
__test_language(tmp_path, 'src', exp_lang='cpp')
def test_language_unk_force_c(tmp_path):
__test_language(tmp_path, 'src', force_lang='c', exp_lang='c')
def test_language_unk_force_cpp(tmp_path):
__test_language(tmp_path, 'src', force_lang='c++', exp_lang='cpp')
def test_duplicate_file_entries(tmpdir): #13333
test_file = str(tmpdir / 'test.c')
with open(test_file, 'wt') as f:
f.write('x=1;\n')
project_file = str(tmpdir / 'compile_commands.json')
with open(project_file, 'wt') as f:
f.write(json.dumps([{
"file": test_file,
"directory": str(tmpdir),
"command": "cc -c test.c"
},{
"file": test_file,
"directory": str(tmpdir),
"command": "cc -c test.c"
}]))
args = ['--project=compile_commands.json', '--dump']
_, _, _ = cppcheck(args, cwd=str(tmpdir))
assert os.path.isfile(test_file + '.dump')
assert os.path.isfile(test_file + '.1.dump')
def test_container_methods(tmpdir):
test_file = str(tmpdir / 'test.cpp')
with open(test_file, 'wt') as f:
f.write('std::string s;\n')
exitcode, _, stderr = cppcheck(['--dump', '.'], cwd=str(tmpdir))
assert exitcode == 0, stderr
dumpfile = test_file + '.dump'
with open(dumpfile, 'rt') as f:
dump = f.read()
assert '<f name="emplace" action="push" yield="iterator"/>' in dump
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