322 lines
12 KiB
Python
322 lines
12 KiB
Python
# -*- coding: utf-8 -*-
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# The LLVM Compiler Infrastructure
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#
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# This file is distributed under the University of Illinois Open Source
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# License. See LICENSE.TXT for details.
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import libear
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import libscanbuild.runner as sut
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import unittest
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import re
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import os
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import os.path
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class FilteringFlagsTest(unittest.TestCase):
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def test_language_captured(self):
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def test(flags):
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cmd = ['clang', '-c', 'source.c'] + flags
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opts = sut.classify_parameters(cmd)
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return opts['language']
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self.assertEqual(None, test([]))
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self.assertEqual('c', test(['-x', 'c']))
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self.assertEqual('cpp', test(['-x', 'cpp']))
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def test_arch(self):
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def test(flags):
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cmd = ['clang', '-c', 'source.c'] + flags
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opts = sut.classify_parameters(cmd)
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return opts['arch_list']
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self.assertEqual([], test([]))
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self.assertEqual(['mips'], test(['-arch', 'mips']))
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self.assertEqual(['mips', 'i386'],
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test(['-arch', 'mips', '-arch', 'i386']))
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def assertFlagsChanged(self, expected, flags):
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cmd = ['clang', '-c', 'source.c'] + flags
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opts = sut.classify_parameters(cmd)
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self.assertEqual(expected, opts['flags'])
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def assertFlagsUnchanged(self, flags):
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self.assertFlagsChanged(flags, flags)
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def assertFlagsFiltered(self, flags):
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self.assertFlagsChanged([], flags)
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def test_optimalizations_pass(self):
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self.assertFlagsUnchanged(['-O'])
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self.assertFlagsUnchanged(['-O1'])
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self.assertFlagsUnchanged(['-Os'])
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self.assertFlagsUnchanged(['-O2'])
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self.assertFlagsUnchanged(['-O3'])
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def test_include_pass(self):
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self.assertFlagsUnchanged([])
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self.assertFlagsUnchanged(['-include', '/usr/local/include'])
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self.assertFlagsUnchanged(['-I.'])
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self.assertFlagsUnchanged(['-I', '.'])
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self.assertFlagsUnchanged(['-I/usr/local/include'])
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self.assertFlagsUnchanged(['-I', '/usr/local/include'])
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self.assertFlagsUnchanged(['-I/opt', '-I', '/opt/otp/include'])
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self.assertFlagsUnchanged(['-isystem', '/path'])
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self.assertFlagsUnchanged(['-isystem=/path'])
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def test_define_pass(self):
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self.assertFlagsUnchanged(['-DNDEBUG'])
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self.assertFlagsUnchanged(['-UNDEBUG'])
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self.assertFlagsUnchanged(['-Dvar1=val1', '-Dvar2=val2'])
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self.assertFlagsUnchanged(['-Dvar="val ues"'])
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def test_output_filtered(self):
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self.assertFlagsFiltered(['-o', 'source.o'])
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def test_some_warning_filtered(self):
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self.assertFlagsFiltered(['-Wall'])
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self.assertFlagsFiltered(['-Wnoexcept'])
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self.assertFlagsFiltered(['-Wreorder', '-Wunused', '-Wundef'])
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self.assertFlagsUnchanged(['-Wno-reorder', '-Wno-unused'])
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def test_compile_only_flags_pass(self):
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self.assertFlagsUnchanged(['-std=C99'])
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self.assertFlagsUnchanged(['-nostdinc'])
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self.assertFlagsUnchanged(['-isystem', '/image/debian'])
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self.assertFlagsUnchanged(['-iprefix', '/usr/local'])
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self.assertFlagsUnchanged(['-iquote=me'])
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self.assertFlagsUnchanged(['-iquote', 'me'])
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def test_compile_and_link_flags_pass(self):
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self.assertFlagsUnchanged(['-fsinged-char'])
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self.assertFlagsUnchanged(['-fPIC'])
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self.assertFlagsUnchanged(['-stdlib=libc++'])
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self.assertFlagsUnchanged(['--sysroot', '/'])
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self.assertFlagsUnchanged(['-isysroot', '/'])
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def test_some_flags_filtered(self):
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self.assertFlagsFiltered(['-g'])
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self.assertFlagsFiltered(['-fsyntax-only'])
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self.assertFlagsFiltered(['-save-temps'])
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self.assertFlagsFiltered(['-init', 'my_init'])
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self.assertFlagsFiltered(['-sectorder', 'a', 'b', 'c'])
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class Spy(object):
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def __init__(self):
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self.arg = None
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self.success = 0
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def call(self, params):
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self.arg = params
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return self.success
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class RunAnalyzerTest(unittest.TestCase):
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@staticmethod
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def run_analyzer(content, failures_report):
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with libear.TemporaryDirectory() as tmpdir:
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filename = os.path.join(tmpdir, 'test.cpp')
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with open(filename, 'w') as handle:
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handle.write(content)
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opts = {
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'clang': 'clang',
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'directory': os.getcwd(),
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'flags': [],
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'direct_args': [],
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'file': filename,
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'output_dir': tmpdir,
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'output_format': 'plist',
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'output_failures': failures_report
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}
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spy = Spy()
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result = sut.run_analyzer(opts, spy.call)
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return (result, spy.arg)
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def test_run_analyzer(self):
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content = "int div(int n, int d) { return n / d; }"
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(result, fwds) = RunAnalyzerTest.run_analyzer(content, False)
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self.assertEqual(None, fwds)
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self.assertEqual(0, result['exit_code'])
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def test_run_analyzer_crash(self):
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content = "int div(int n, int d) { return n / d }"
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(result, fwds) = RunAnalyzerTest.run_analyzer(content, False)
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self.assertEqual(None, fwds)
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self.assertEqual(1, result['exit_code'])
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def test_run_analyzer_crash_and_forwarded(self):
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content = "int div(int n, int d) { return n / d }"
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(_, fwds) = RunAnalyzerTest.run_analyzer(content, True)
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self.assertEqual(1, fwds['exit_code'])
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self.assertTrue(len(fwds['error_output']) > 0)
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class ReportFailureTest(unittest.TestCase):
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def assertUnderFailures(self, path):
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self.assertEqual('failures', os.path.basename(os.path.dirname(path)))
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def test_report_failure_create_files(self):
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with libear.TemporaryDirectory() as tmpdir:
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# create input file
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filename = os.path.join(tmpdir, 'test.c')
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with open(filename, 'w') as handle:
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handle.write('int main() { return 0')
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uname_msg = ' '.join(os.uname()) + os.linesep
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error_msg = 'this is my error output'
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# execute test
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opts = {
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'clang': 'clang',
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'directory': os.getcwd(),
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'flags': [],
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'file': filename,
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'output_dir': tmpdir,
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'language': 'c',
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'error_type': 'other_error',
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'error_output': error_msg,
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'exit_code': 13
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}
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sut.report_failure(opts)
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# verify the result
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result = dict()
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pp_file = None
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for root, _, files in os.walk(tmpdir):
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keys = [os.path.join(root, name) for name in files]
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for key in keys:
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with open(key, 'r') as handle:
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result[key] = handle.readlines()
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if re.match(r'^(.*/)+clang(.*)\.i$', key):
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pp_file = key
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# prepocessor file generated
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self.assertUnderFailures(pp_file)
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# info file generated and content dumped
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info_file = pp_file + '.info.txt'
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self.assertTrue(info_file in result)
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self.assertEqual('Other Error\n', result[info_file][1])
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self.assertEqual(uname_msg, result[info_file][3])
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# error file generated and content dumped
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error_file = pp_file + '.stderr.txt'
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self.assertTrue(error_file in result)
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self.assertEqual([error_msg], result[error_file])
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class AnalyzerTest(unittest.TestCase):
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def test_nodebug_macros_appended(self):
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def test(flags):
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spy = Spy()
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opts = {'flags': flags, 'force_debug': True}
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self.assertEqual(spy.success,
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sut.filter_debug_flags(opts, spy.call))
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return spy.arg['flags']
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self.assertEqual(['-UNDEBUG'], test([]))
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self.assertEqual(['-DNDEBUG', '-UNDEBUG'], test(['-DNDEBUG']))
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self.assertEqual(['-DSomething', '-UNDEBUG'], test(['-DSomething']))
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def test_set_language_fall_through(self):
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def language(expected, input):
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spy = Spy()
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input.update({'compiler': 'c', 'file': 'test.c'})
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self.assertEqual(spy.success, sut.language_check(input, spy.call))
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self.assertEqual(expected, spy.arg['language'])
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language('c', {'language': 'c', 'flags': []})
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language('c++', {'language': 'c++', 'flags': []})
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def test_set_language_stops_on_not_supported(self):
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spy = Spy()
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input = {
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'compiler': 'c',
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'flags': [],
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'file': 'test.java',
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'language': 'java'
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}
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self.assertIsNone(sut.language_check(input, spy.call))
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self.assertIsNone(spy.arg)
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def test_set_language_sets_flags(self):
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def flags(expected, input):
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spy = Spy()
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input.update({'compiler': 'c', 'file': 'test.c'})
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self.assertEqual(spy.success, sut.language_check(input, spy.call))
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self.assertEqual(expected, spy.arg['flags'])
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flags(['-x', 'c'], {'language': 'c', 'flags': []})
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flags(['-x', 'c++'], {'language': 'c++', 'flags': []})
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def test_set_language_from_filename(self):
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def language(expected, input):
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spy = Spy()
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input.update({'language': None, 'flags': []})
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self.assertEqual(spy.success, sut.language_check(input, spy.call))
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self.assertEqual(expected, spy.arg['language'])
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language('c', {'file': 'file.c', 'compiler': 'c'})
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language('c++', {'file': 'file.c', 'compiler': 'c++'})
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language('c++', {'file': 'file.cxx', 'compiler': 'c'})
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language('c++', {'file': 'file.cxx', 'compiler': 'c++'})
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language('c++', {'file': 'file.cpp', 'compiler': 'c++'})
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language('c-cpp-output', {'file': 'file.i', 'compiler': 'c'})
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language('c++-cpp-output', {'file': 'file.i', 'compiler': 'c++'})
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def test_arch_loop_sets_flags(self):
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def flags(archs):
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spy = Spy()
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input = {'flags': [], 'arch_list': archs}
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sut.arch_check(input, spy.call)
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return spy.arg['flags']
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self.assertEqual([], flags([]))
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self.assertEqual(['-arch', 'i386'], flags(['i386']))
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self.assertEqual(['-arch', 'i386'], flags(['i386', 'ppc']))
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self.assertEqual(['-arch', 'sparc'], flags(['i386', 'sparc']))
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def test_arch_loop_stops_on_not_supported(self):
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def stop(archs):
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spy = Spy()
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input = {'flags': [], 'arch_list': archs}
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self.assertIsNone(sut.arch_check(input, spy.call))
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self.assertIsNone(spy.arg)
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stop(['ppc'])
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stop(['ppc64'])
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@sut.require([])
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def method_without_expecteds(opts):
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return 0
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@sut.require(['this', 'that'])
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def method_with_expecteds(opts):
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return 0
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@sut.require([])
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def method_exception_from_inside(opts):
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raise Exception('here is one')
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class RequireDecoratorTest(unittest.TestCase):
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def test_method_without_expecteds(self):
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self.assertEqual(method_without_expecteds(dict()), 0)
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self.assertEqual(method_without_expecteds({}), 0)
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self.assertEqual(method_without_expecteds({'this': 2}), 0)
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self.assertEqual(method_without_expecteds({'that': 3}), 0)
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def test_method_with_expecteds(self):
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self.assertRaises(KeyError, method_with_expecteds, dict())
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self.assertRaises(KeyError, method_with_expecteds, {})
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self.assertRaises(KeyError, method_with_expecteds, {'this': 2})
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self.assertRaises(KeyError, method_with_expecteds, {'that': 3})
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self.assertEqual(method_with_expecteds({'this': 0, 'that': 3}), 0)
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def test_method_exception_not_caught(self):
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self.assertRaises(Exception, method_exception_from_inside, dict())
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