| Laszlo Nagy | bc68758 | 2016-01-12 22:38:41 +0000 | [diff] [blame] | 1 | # -*- coding: utf-8 -*- |
| 2 | # The LLVM Compiler Infrastructure |
| 3 | # |
| 4 | # This file is distributed under the University of Illinois Open Source |
| 5 | # License. See LICENSE.TXT for details. |
| 6 | |
| 7 | import libscanbuild.command as sut |
| 8 | from . import fixtures |
| 9 | import unittest |
| 10 | |
| 11 | |
| 12 | class ParseTest(unittest.TestCase): |
| 13 | |
| 14 | def test_action(self): |
| 15 | def test(expected, cmd): |
| 16 | opts = sut.classify_parameters(cmd) |
| 17 | self.assertEqual(expected, opts['action']) |
| 18 | |
| 19 | Link = sut.Action.Link |
| 20 | test(Link, ['clang', 'source.c']) |
| 21 | |
| 22 | Compile = sut.Action.Compile |
| 23 | test(Compile, ['clang', '-c', 'source.c']) |
| 24 | test(Compile, ['clang', '-c', 'source.c', '-MF', 'source.d']) |
| 25 | |
| 26 | Preprocess = sut.Action.Ignored |
| 27 | test(Preprocess, ['clang', '-E', 'source.c']) |
| 28 | test(Preprocess, ['clang', '-c', '-E', 'source.c']) |
| 29 | test(Preprocess, ['clang', '-c', '-M', 'source.c']) |
| 30 | test(Preprocess, ['clang', '-c', '-MM', 'source.c']) |
| 31 | |
| 32 | def test_optimalizations(self): |
| 33 | def test(cmd): |
| 34 | opts = sut.classify_parameters(cmd) |
| 35 | return opts.get('compile_options', []) |
| 36 | |
| 37 | self.assertEqual(['-O'], test(['clang', '-c', 'source.c', '-O'])) |
| 38 | self.assertEqual(['-O1'], test(['clang', '-c', 'source.c', '-O1'])) |
| 39 | self.assertEqual(['-Os'], test(['clang', '-c', 'source.c', '-Os'])) |
| 40 | self.assertEqual(['-O2'], test(['clang', '-c', 'source.c', '-O2'])) |
| 41 | self.assertEqual(['-O3'], test(['clang', '-c', 'source.c', '-O3'])) |
| 42 | |
| 43 | def test_language(self): |
| 44 | def test(cmd): |
| 45 | opts = sut.classify_parameters(cmd) |
| 46 | return opts.get('language') |
| 47 | |
| 48 | self.assertEqual(None, test(['clang', '-c', 'source.c'])) |
| 49 | self.assertEqual('c', test(['clang', '-c', 'source.c', '-x', 'c'])) |
| 50 | self.assertEqual('cpp', test(['clang', '-c', 'source.c', '-x', 'cpp'])) |
| 51 | |
| 52 | def test_output(self): |
| 53 | def test(cmd): |
| 54 | opts = sut.classify_parameters(cmd) |
| 55 | return opts.get('output') |
| 56 | |
| 57 | self.assertEqual(None, test(['clang', '-c', 'source.c'])) |
| 58 | self.assertEqual('source.o', |
| 59 | test(['clang', '-c', '-o', 'source.o', 'source.c'])) |
| 60 | |
| 61 | def test_arch(self): |
| 62 | def test(cmd): |
| 63 | opts = sut.classify_parameters(cmd) |
| 64 | return opts.get('archs_seen', []) |
| 65 | |
| 66 | eq = self.assertEqual |
| 67 | |
| 68 | eq([], test(['clang', '-c', 'source.c'])) |
| 69 | eq(['mips'], |
| 70 | test(['clang', '-c', 'source.c', '-arch', 'mips'])) |
| 71 | eq(['mips', 'i386'], |
| 72 | test(['clang', '-c', 'source.c', '-arch', 'mips', '-arch', 'i386'])) |
| 73 | |
| 74 | def test_input_file(self): |
| 75 | def test(cmd): |
| 76 | opts = sut.classify_parameters(cmd) |
| 77 | return opts.get('files', []) |
| 78 | |
| 79 | eq = self.assertEqual |
| 80 | |
| 81 | eq(['src.c'], test(['clang', 'src.c'])) |
| 82 | eq(['src.c'], test(['clang', '-c', 'src.c'])) |
| 83 | eq(['s1.c', 's2.c'], test(['clang', '-c', 's1.c', 's2.c'])) |
| 84 | |
| 85 | def test_include(self): |
| 86 | def test(cmd): |
| 87 | opts = sut.classify_parameters(cmd) |
| 88 | return opts.get('compile_options', []) |
| 89 | |
| 90 | eq = self.assertEqual |
| 91 | |
| 92 | eq([], test(['clang', '-c', 'src.c'])) |
| 93 | eq(['-include', '/usr/local/include'], |
| 94 | test(['clang', '-c', 'src.c', '-include', '/usr/local/include'])) |
| 95 | eq(['-I.'], |
| 96 | test(['clang', '-c', 'src.c', '-I.'])) |
| 97 | eq(['-I', '.'], |
| 98 | test(['clang', '-c', 'src.c', '-I', '.'])) |
| 99 | eq(['-I/usr/local/include'], |
| 100 | test(['clang', '-c', 'src.c', '-I/usr/local/include'])) |
| 101 | eq(['-I', '/usr/local/include'], |
| 102 | test(['clang', '-c', 'src.c', '-I', '/usr/local/include'])) |
| 103 | eq(['-I/opt', '-I', '/opt/otp/include'], |
| 104 | test(['clang', '-c', 'src.c', '-I/opt', '-I', '/opt/otp/include'])) |
| 105 | eq(['-isystem', '/path'], |
| 106 | test(['clang', '-c', 'src.c', '-isystem', '/path'])) |
| 107 | eq(['-isystem=/path'], |
| 108 | test(['clang', '-c', 'src.c', '-isystem=/path'])) |
| 109 | |
| 110 | def test_define(self): |
| 111 | def test(cmd): |
| 112 | opts = sut.classify_parameters(cmd) |
| 113 | return opts.get('compile_options', []) |
| 114 | |
| 115 | eq = self.assertEqual |
| 116 | |
| 117 | eq([], test(['clang', '-c', 'src.c'])) |
| 118 | eq(['-DNDEBUG'], |
| 119 | test(['clang', '-c', 'src.c', '-DNDEBUG'])) |
| 120 | eq(['-UNDEBUG'], |
| 121 | test(['clang', '-c', 'src.c', '-UNDEBUG'])) |
| 122 | eq(['-Dvar1=val1', '-Dvar2=val2'], |
| 123 | test(['clang', '-c', 'src.c', '-Dvar1=val1', '-Dvar2=val2'])) |
| 124 | eq(['-Dvar="val ues"'], |
| 125 | test(['clang', '-c', 'src.c', '-Dvar="val ues"'])) |
| 126 | |
| 127 | def test_ignored_flags(self): |
| 128 | def test(flags): |
| 129 | cmd = ['clang', 'src.o'] |
| 130 | opts = sut.classify_parameters(cmd + flags) |
| 131 | self.assertEqual(['src.o'], opts.get('compile_options')) |
| 132 | |
| 133 | test([]) |
| 134 | test(['-lrt', '-L/opt/company/lib']) |
| 135 | test(['-static']) |
| 136 | test(['-Wnoexcept', '-Wall']) |
| 137 | test(['-mtune=i386', '-mcpu=i386']) |
| 138 | |
| 139 | def test_compile_only_flags(self): |
| 140 | def test(cmd): |
| 141 | opts = sut.classify_parameters(cmd) |
| 142 | return opts.get('compile_options', []) |
| 143 | |
| 144 | eq = self.assertEqual |
| 145 | |
| 146 | eq(['-std=C99'], |
| 147 | test(['clang', '-c', 'src.c', '-std=C99'])) |
| 148 | eq(['-nostdinc'], |
| 149 | test(['clang', '-c', 'src.c', '-nostdinc'])) |
| 150 | eq(['-isystem', '/image/debian'], |
| 151 | test(['clang', '-c', 'src.c', '-isystem', '/image/debian'])) |
| 152 | eq(['-iprefix', '/usr/local'], |
| 153 | test(['clang', '-c', 'src.c', '-iprefix', '/usr/local'])) |
| 154 | eq(['-iquote=me'], |
| 155 | test(['clang', '-c', 'src.c', '-iquote=me'])) |
| 156 | eq(['-iquote', 'me'], |
| 157 | test(['clang', '-c', 'src.c', '-iquote', 'me'])) |
| 158 | |
| 159 | def test_compile_and_link_flags(self): |
| 160 | def test(cmd): |
| 161 | opts = sut.classify_parameters(cmd) |
| 162 | return opts.get('compile_options', []) |
| 163 | |
| 164 | eq = self.assertEqual |
| 165 | |
| 166 | eq(['-fsinged-char'], |
| 167 | test(['clang', '-c', 'src.c', '-fsinged-char'])) |
| 168 | eq(['-fPIC'], |
| 169 | test(['clang', '-c', 'src.c', '-fPIC'])) |
| 170 | eq(['-stdlib=libc++'], |
| 171 | test(['clang', '-c', 'src.c', '-stdlib=libc++'])) |
| 172 | eq(['--sysroot', '/'], |
| 173 | test(['clang', '-c', 'src.c', '--sysroot', '/'])) |
| 174 | eq(['-isysroot', '/'], |
| 175 | test(['clang', '-c', 'src.c', '-isysroot', '/'])) |
| 176 | eq([], |
| 177 | test(['clang', '-c', 'src.c', '-fsyntax-only'])) |
| 178 | eq([], |
| 179 | test(['clang', '-c', 'src.c', '-sectorder', 'a', 'b', 'c'])) |
| 180 | |
| 181 | def test_detect_cxx_from_compiler_name(self): |
| 182 | def test(cmd): |
| 183 | opts = sut.classify_parameters(cmd) |
| 184 | return opts.get('c++') |
| 185 | |
| 186 | eq = self.assertEqual |
| 187 | |
| 188 | eq(False, test(['cc', '-c', 'src.c'])) |
| 189 | eq(True, test(['c++', '-c', 'src.c'])) |
| 190 | eq(False, test(['clang', '-c', 'src.c'])) |
| 191 | eq(True, test(['clang++', '-c', 'src.c'])) |
| 192 | eq(False, test(['gcc', '-c', 'src.c'])) |
| 193 | eq(True, test(['g++', '-c', 'src.c'])) |