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# -*- coding: utf-8 -*-
# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
# See https://llvm.org/LICENSE.txt for license information.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
import libear
from . import make_args, check_call_and_report, create_empty_file
import unittest
import os
import os.path
import glob
class OutputDirectoryTest(unittest.TestCase):
@staticmethod
def run_analyzer(outdir, args, cmd):
return check_call_and_report(
['scan-build', '--intercept-first', '-o', outdir] + args,
cmd)
def test_regular_keeps_report_dir(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_regular']
outdir = self.run_analyzer(tmpdir, [], make)
self.assertTrue(os.path.isdir(outdir))
def test_clear_deletes_report_dir(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_clean']
outdir = self.run_analyzer(tmpdir, [], make)
self.assertFalse(os.path.isdir(outdir))
def test_clear_keeps_report_dir_when_asked(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_clean']
outdir = self.run_analyzer(tmpdir, ['--keep-empty'], make)
self.assertTrue(os.path.isdir(outdir))
class RunAnalyzerTest(unittest.TestCase):
@staticmethod
def get_plist_count(directory):
return len(glob.glob(os.path.join(directory, 'report-*.plist')))
def test_interposition_works(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_regular']
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--override-compiler'],
make)
self.assertTrue(os.path.isdir(outdir))
self.assertEqual(self.get_plist_count(outdir), 5)
def test_intercept_wrapper_works(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_regular']
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--intercept-first',
'--override-compiler'],
make)
self.assertTrue(os.path.isdir(outdir))
self.assertEqual(self.get_plist_count(outdir), 5)
def test_intercept_library_works(self):
with libear.TemporaryDirectory() as tmpdir:
make = make_args(tmpdir) + ['build_regular']
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--intercept-first'],
make)
self.assertTrue(os.path.isdir(outdir))
self.assertEqual(self.get_plist_count(outdir), 5)
@staticmethod
def compile_empty_source_file(target_dir, is_cxx):
compiler = '$CXX' if is_cxx else '$CC'
src_file_name = 'test.cxx' if is_cxx else 'test.c'
src_file = os.path.join(target_dir, src_file_name)
obj_file = os.path.join(target_dir, 'test.o')
create_empty_file(src_file)
command = ' '.join([compiler, '-c', src_file, '-o', obj_file])
return ['sh', '-c', command]
def test_interposition_cc_works(self):
with libear.TemporaryDirectory() as tmpdir:
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--override-compiler'],
self.compile_empty_source_file(tmpdir, False))
self.assertEqual(self.get_plist_count(outdir), 1)
def test_interposition_cxx_works(self):
with libear.TemporaryDirectory() as tmpdir:
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--override-compiler'],
self.compile_empty_source_file(tmpdir, True))
self.assertEqual(self.get_plist_count(outdir), 1)
def test_intercept_cc_works(self):
with libear.TemporaryDirectory() as tmpdir:
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--override-compiler',
'--intercept-first'],
self.compile_empty_source_file(tmpdir, False))
self.assertEqual(self.get_plist_count(outdir), 1)
def test_intercept_cxx_works(self):
with libear.TemporaryDirectory() as tmpdir:
outdir = check_call_and_report(
['scan-build', '--plist', '-o', tmpdir, '--override-compiler',
'--intercept-first'],
self.compile_empty_source_file(tmpdir, True))
self.assertEqual(self.get_plist_count(outdir), 1)
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