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# -*- coding: utf-8 -*-
# The LLVM Compiler Infrastructure
#
# This file is distributed under the University of Illinois Open Source
# License. See LICENSE.TXT for details.
import libscanbuild.command as sut
from . import fixtures
import unittest
class ParseTest(unittest.TestCase):
def test_action(self):
def test(expected, cmd):
opts = sut.classify_parameters(cmd)
self.assertEqual(expected, opts['action'])
Link = sut.Action.Link
test(Link, ['clang', 'source.c'])
Compile = sut.Action.Compile
test(Compile, ['clang', '-c', 'source.c'])
test(Compile, ['clang', '-c', 'source.c', '-MF', 'source.d'])
Preprocess = sut.Action.Ignored
test(Preprocess, ['clang', '-E', 'source.c'])
test(Preprocess, ['clang', '-c', '-E', 'source.c'])
test(Preprocess, ['clang', '-c', '-M', 'source.c'])
test(Preprocess, ['clang', '-c', '-MM', 'source.c'])
def test_optimalizations(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('compile_options', [])
self.assertEqual(['-O'], test(['clang', '-c', 'source.c', '-O']))
self.assertEqual(['-O1'], test(['clang', '-c', 'source.c', '-O1']))
self.assertEqual(['-Os'], test(['clang', '-c', 'source.c', '-Os']))
self.assertEqual(['-O2'], test(['clang', '-c', 'source.c', '-O2']))
self.assertEqual(['-O3'], test(['clang', '-c', 'source.c', '-O3']))
def test_language(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('language')
self.assertEqual(None, test(['clang', '-c', 'source.c']))
self.assertEqual('c', test(['clang', '-c', 'source.c', '-x', 'c']))
self.assertEqual('cpp', test(['clang', '-c', 'source.c', '-x', 'cpp']))
def test_output(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('output')
self.assertEqual(None, test(['clang', '-c', 'source.c']))
self.assertEqual('source.o',
test(['clang', '-c', '-o', 'source.o', 'source.c']))
def test_arch(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('archs_seen', [])
eq = self.assertEqual
eq([], test(['clang', '-c', 'source.c']))
eq(['mips'],
test(['clang', '-c', 'source.c', '-arch', 'mips']))
eq(['mips', 'i386'],
test(['clang', '-c', 'source.c', '-arch', 'mips', '-arch', 'i386']))
def test_input_file(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('files', [])
eq = self.assertEqual
eq(['src.c'], test(['clang', 'src.c']))
eq(['src.c'], test(['clang', '-c', 'src.c']))
eq(['s1.c', 's2.c'], test(['clang', '-c', 's1.c', 's2.c']))
def test_include(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('compile_options', [])
eq = self.assertEqual
eq([], test(['clang', '-c', 'src.c']))
eq(['-include', '/usr/local/include'],
test(['clang', '-c', 'src.c', '-include', '/usr/local/include']))
eq(['-I.'],
test(['clang', '-c', 'src.c', '-I.']))
eq(['-I', '.'],
test(['clang', '-c', 'src.c', '-I', '.']))
eq(['-I/usr/local/include'],
test(['clang', '-c', 'src.c', '-I/usr/local/include']))
eq(['-I', '/usr/local/include'],
test(['clang', '-c', 'src.c', '-I', '/usr/local/include']))
eq(['-I/opt', '-I', '/opt/otp/include'],
test(['clang', '-c', 'src.c', '-I/opt', '-I', '/opt/otp/include']))
eq(['-isystem', '/path'],
test(['clang', '-c', 'src.c', '-isystem', '/path']))
eq(['-isystem=/path'],
test(['clang', '-c', 'src.c', '-isystem=/path']))
def test_define(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('compile_options', [])
eq = self.assertEqual
eq([], test(['clang', '-c', 'src.c']))
eq(['-DNDEBUG'],
test(['clang', '-c', 'src.c', '-DNDEBUG']))
eq(['-UNDEBUG'],
test(['clang', '-c', 'src.c', '-UNDEBUG']))
eq(['-Dvar1=val1', '-Dvar2=val2'],
test(['clang', '-c', 'src.c', '-Dvar1=val1', '-Dvar2=val2']))
eq(['-Dvar="val ues"'],
test(['clang', '-c', 'src.c', '-Dvar="val ues"']))
def test_ignored_flags(self):
def test(flags):
cmd = ['clang', 'src.o']
opts = sut.classify_parameters(cmd + flags)
self.assertEqual(['src.o'], opts.get('compile_options'))
test([])
test(['-lrt', '-L/opt/company/lib'])
test(['-static'])
test(['-Wnoexcept', '-Wall'])
test(['-mtune=i386', '-mcpu=i386'])
def test_compile_only_flags(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('compile_options', [])
eq = self.assertEqual
eq(['-std=C99'],
test(['clang', '-c', 'src.c', '-std=C99']))
eq(['-nostdinc'],
test(['clang', '-c', 'src.c', '-nostdinc']))
eq(['-isystem', '/image/debian'],
test(['clang', '-c', 'src.c', '-isystem', '/image/debian']))
eq(['-iprefix', '/usr/local'],
test(['clang', '-c', 'src.c', '-iprefix', '/usr/local']))
eq(['-iquote=me'],
test(['clang', '-c', 'src.c', '-iquote=me']))
eq(['-iquote', 'me'],
test(['clang', '-c', 'src.c', '-iquote', 'me']))
def test_compile_and_link_flags(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('compile_options', [])
eq = self.assertEqual
eq(['-fsinged-char'],
test(['clang', '-c', 'src.c', '-fsinged-char']))
eq(['-fPIC'],
test(['clang', '-c', 'src.c', '-fPIC']))
eq(['-stdlib=libc++'],
test(['clang', '-c', 'src.c', '-stdlib=libc++']))
eq(['--sysroot', '/'],
test(['clang', '-c', 'src.c', '--sysroot', '/']))
eq(['-isysroot', '/'],
test(['clang', '-c', 'src.c', '-isysroot', '/']))
eq([],
test(['clang', '-c', 'src.c', '-fsyntax-only']))
eq([],
test(['clang', '-c', 'src.c', '-sectorder', 'a', 'b', 'c']))
def test_detect_cxx_from_compiler_name(self):
def test(cmd):
opts = sut.classify_parameters(cmd)
return opts.get('c++')
eq = self.assertEqual
eq(False, test(['cc', '-c', 'src.c']))
eq(True, test(['c++', '-c', 'src.c']))
eq(False, test(['clang', '-c', 'src.c']))
eq(True, test(['clang++', '-c', 'src.c']))
eq(False, test(['gcc', '-c', 'src.c']))
eq(True, test(['g++', '-c', 'src.c']))
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