cppcheck/test/cli/test-proj2.py

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# python -m pytest test-proj2.py
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import json
import os
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from testutils import create_gui_project_file, cppcheck
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COMPILE_COMMANDS_JSON = 'compile_commands.json'
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ERR_A = ('%s:1:7: error: Division by zero. [zerodiv]\n' +
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'x = 3 / 0;\n' +
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' ^\n') % os.path.join('a', 'a.c')
ERR_B = ('%s:1:7: error: Division by zero. [zerodiv]\n' +
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'x = 3 / 0;\n' +
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' ^\n') % os.path.join('b', 'b.c')
def realpath(s):
return os.path.realpath(s).replace('\\', '/')
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def create_compile_commands():
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j = [{'directory': realpath('proj2/a'), 'command': 'gcc -c a.c', 'file': 'a.c'},
{'directory': realpath('proj2'), 'command': 'gcc -c b/b.c', 'file': 'b/b.c'}]
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with open('proj2/' + COMPILE_COMMANDS_JSON, 'wt') as f:
f.write(json.dumps(j))
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# Run Cppcheck from project path
def cppcheck_local(args):
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cwd = os.getcwd()
os.chdir('proj2')
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ret, stdout, stderr = cppcheck(args)
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os.chdir(cwd)
return ret, stdout, stderr
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def test_file_filter():
ret, stdout, stderr = cppcheck(['proj2/','--file-filter=proj2/a/*'])
file1 = os.path.join('proj2', 'a', 'a.c')
file2 = os.path.join('proj2', 'b', 'b.c')
assert ret == 0
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assert stdout.find('Checking %s ...' % file1) >= 0
ret, stdout, stderr = cppcheck(['proj2/','--file-filter=proj2/b*'])
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file2) >= 0
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def test_local_path():
create_compile_commands()
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ret, stdout, stderr = cppcheck_local(['--project=compile_commands.json'])
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file1 = os.path.join('a', 'a.c')
file2 = os.path.join('b', 'b.c')
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file1) >= 0
assert stdout.find('Checking %s ...' % file2) >= 0
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def test_local_path_force():
create_compile_commands()
ret, stdout, stderr = cppcheck_local(['--project=compile_commands.json', '--force'])
assert ret == 0, stdout
assert stdout.find('AAA') >= 0
def test_local_path_maxconfigs():
create_compile_commands()
ret, stdout, stderr = cppcheck_local(['--project=compile_commands.json', '--max-configs=2'])
assert ret == 0, stdout
assert stdout.find('AAA') >= 0
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def test_relative_path():
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create_compile_commands()
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ret, stdout, stderr = cppcheck(['--project=proj2/' + COMPILE_COMMANDS_JSON])
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file1 = os.path.join('proj2', 'a', 'a.c')
file2 = os.path.join('proj2', 'b', 'b.c')
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file1) >= 0
assert stdout.find('Checking %s ...' % file2) >= 0
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def test_absolute_path():
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create_compile_commands()
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ret, stdout, stderr = cppcheck(['--project=' + os.path.realpath('proj2/' + COMPILE_COMMANDS_JSON)])
file1 = os.path.realpath('proj2/a/a.c')
file2 = os.path.realpath('proj2/b/b.c')
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file1) >= 0
assert stdout.find('Checking %s ...' % file2) >= 0
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def test_gui_project_loads_compile_commands_1():
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create_compile_commands()
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ret, stdout, stderr = cppcheck(['--project=proj2/proj2.cppcheck'])
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file1 = os.path.join('proj2', 'a', 'a.c')
file2 = os.path.join('proj2', 'b', 'b.c')
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file1) >= 0
assert stdout.find('Checking %s ...' % file2) >= 0
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def test_gui_project_loads_compile_commands_2():
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create_compile_commands()
exclude_path_1 = 'proj2/b'
create_gui_project_file('proj2/test.cppcheck',
import_project='compile_commands.json',
exclude_paths=[exclude_path_1])
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ret, stdout, stderr = cppcheck(['--project=proj2/test.cppcheck'])
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file1 = os.path.join('proj2', 'a', 'a.c')
file2 = os.path.join('proj2', 'b', 'b.c') # Excluded by test.cppcheck
assert ret == 0, stdout
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assert stdout.find('Checking %s ...' % file1) >= 0
assert stdout.find('Checking %s ...' % file2) < 0
def test_gui_project_loads_relative_vs_solution():
create_gui_project_file('test.cppcheck', import_project='proj2/proj2.sln')
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ret, stdout, stderr = cppcheck(['--project=test.cppcheck'])
file1 = os.path.join('proj2', 'a', 'a.c')
file2 = os.path.join('proj2', 'b', 'b.c')
assert ret == 0, stdout
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assert stdout.find('Checking %s Debug|Win32...' % file1) >= 0
assert stdout.find('Checking %s Debug|x64...' % file1) >= 0
assert stdout.find('Checking %s Release|Win32...' % file1) >= 0
assert stdout.find('Checking %s Release|x64...' % file1) >= 0
assert stdout.find('Checking %s Debug|Win32...' % file2) >= 0
assert stdout.find('Checking %s Debug|x64...' % file2) >= 0
assert stdout.find('Checking %s Release|Win32...' % file2) >= 0
assert stdout.find('Checking %s Release|x64...' % file2) >= 0
def test_gui_project_loads_absolute_vs_solution():
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create_gui_project_file('test.cppcheck', import_project=realpath('proj2/proj2.sln'))
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ret, stdout, stderr = cppcheck(['--project=test.cppcheck'])
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file1 = os.path.realpath('proj2/a/a.c')
file2 = os.path.realpath('proj2/b/b.c')
print(stdout)
assert ret == 0, stdout
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assert stdout.find('Checking %s Debug|Win32...' % file1) >= 0
assert stdout.find('Checking %s Debug|x64...' % file1) >= 0
assert stdout.find('Checking %s Release|Win32...' % file1) >= 0
assert stdout.find('Checking %s Release|x64...' % file1) >= 0
assert stdout.find('Checking %s Debug|Win32...' % file2) >= 0
assert stdout.find('Checking %s Debug|x64...' % file2) >= 0
assert stdout.find('Checking %s Release|Win32...' % file2) >= 0
assert stdout.find('Checking %s Release|x64...' % file2) >= 0
def test_gui_project_loads_relative_vs_solution_2():
create_gui_project_file('test.cppcheck', root_path='proj2', import_project='proj2/proj2.sln')
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ret, stdout, stderr = cppcheck(['--project=test.cppcheck'])
assert ret == 0, stdout
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assert stderr == ERR_A + ERR_B
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def test_gui_project_loads_relative_vs_solution_with_exclude():
create_gui_project_file('test.cppcheck', root_path='proj2', import_project='proj2/proj2.sln', exclude_paths=['b'])
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ret, stdout, stderr = cppcheck(['--project=test.cppcheck'])
assert ret == 0, stdout
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assert stderr == ERR_A
def test_gui_project_loads_absolute_vs_solution_2():
create_gui_project_file('test.cppcheck',
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root_path=realpath('proj2'),
import_project=realpath('proj2/proj2.sln'))
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ret, stdout, stderr = cppcheck(['--project=test.cppcheck'])
assert ret == 0, stdout
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assert stderr == ERR_A + ERR_B