ceph/src/boost/tools/build/test/rescan_header.py

   1 #!/usr/bin/python
   2
   3 # Copyright 2012 Steven Watanabe
   4 # Distributed under the Boost Software License, Version 1.0.
   5 # (See accompanying file LICENSE_1_0.txt or http://www.boost.org/LICENSE_1_0.txt)
   6
   7 import BoostBuild
   8
   9 t = BoostBuild.Tester(use_test_config=False)
  10
  11 # Test a header loop that depends on (but does not contain) a generated header.
  12 t.write("test.cpp", '#include "header1.h"\n')
  13
  14 t.write("header1.h", """\
  15 #ifndef HEADER1_H
  16 #define HEADER1_H
  17 #include "header2.h"
  18 #endif
  19 """)
  20
  21 t.write("header2.h", """\
  22 #ifndef HEADER2_H
  23 #define HEADER2_H
  24 #include "header1.h"
  25 #include "header3.h"
  26 #endif
  27 """)
  28
  29 t.write("header3.in", "/* empty file */\n")
  30
  31 t.write("jamroot.jam", """\
  32 import common ;
  33 make header3.h : header3.in : @common.copy ;
  34 obj test : test.cpp : <implicit-dependency>header3.h ;
  35 """)
  36
  37 t.run_build_system(["-j2"])
  38 t.expect_addition("bin/$toolset/debug*/header3.h")
  39 t.expect_addition("bin/$toolset/debug*/test.obj")
  40 t.expect_nothing_more()
  41
  42 t.rm(".")
  43
  44 # Test a linear sequence of generated headers.
  45 t.write("test.cpp", '#include "header1.h"\n')
  46
  47 t.write("header1.in", """\
  48 #ifndef HEADER1_H
  49 #define HEADER1_H
  50 #include "header2.h"
  51 #endif
  52 """)
  53
  54 t.write("header2.in", """\
  55 #ifndef HEADER2_H
  56 #define HEADER2_H
  57 #include "header3.h"
  58 #endif
  59 """)
  60
  61 t.write("header3.in", "/* empty file */\n")
  62
  63 t.write("jamroot.jam", """\
  64 import common ;
  65 make header1.h : header1.in : @common.copy ;
  66 make header2.h : header2.in : @common.copy ;
  67 make header3.h : header3.in : @common.copy ;
  68 obj test : test.cpp :
  69     <implicit-dependency>header1.h
  70     <implicit-dependency>header2.h
  71     <implicit-dependency>header3.h ;
  72 """)
  73
  74 t.run_build_system(["-j2", "test"])
  75 t.expect_addition("bin/$toolset/debug*/header1.h")
  76 t.expect_addition("bin/$toolset/debug*/header2.h")
  77 t.expect_addition("bin/$toolset/debug*/header3.h")
  78 t.expect_addition("bin/$toolset/debug*/test.obj")
  79 t.expect_nothing_more()
  80
  81 t.rm(".")
  82
  83 # Test a loop in generated headers.
  84 t.write("test.cpp", '#include "header1.h"\n')
  85
  86 t.write("header1.in", """\
  87 #ifndef HEADER1_H
  88 #define HEADER1_H
  89 #include "header2.h"
  90 #endif
  91 """)
  92
  93 t.write("header2.in", """\
  94 #ifndef HEADER2_H
  95 #define HEADER2_H
  96 #include "header3.h"
  97 #endif
  98 """)
  99
 100 t.write("header3.in", """\
 101 #ifndef HEADER2_H
 102 #define HEADER2_H
 103 #include "header1.h"
 104 #endif
 105 """)
 106
 107 t.write("jamroot.jam", """\
 108 import common ;
 109
 110 actions copy {
 111     sleep 1
 112     cp $(>) $(<)
 113 }
 114
 115 make header1.h : header1.in : @common.copy ;
 116 make header2.h : header2.in : @common.copy ;
 117 make header3.h : header3.in : @common.copy ;
 118 obj test : test.cpp :
 119     <implicit-dependency>header1.h
 120     <implicit-dependency>header2.h
 121     <implicit-dependency>header3.h ;
 122 """)
 123
 124 t.run_build_system(["-j2", "test"])
 125 t.expect_addition("bin/$toolset/debug*/header1.h")
 126 t.expect_addition("bin/$toolset/debug*/header2.h")
 127 t.expect_addition("bin/$toolset/debug*/header3.h")
 128 t.expect_addition("bin/$toolset/debug*/test.obj")
 129 t.expect_nothing_more()
 130
 131 t.rm(".")
 132
 133 # Test that all the dependencies of a loop are updated before any of the
 134 # dependents.
 135 t.write("test1.cpp", '#include "header1.h"\n')
 136
 137 t.write("test2.cpp", """\
 138 #include "header2.h"
 139 int main() {}
 140 """)
 141
 142 t.write("header1.h", """\
 143 #ifndef HEADER1_H
 144 #define HEADER1_H
 145 #include "header2.h"
 146 #endif
 147 """)
 148
 149 t.write("header2.h", """\
 150 #ifndef HEADER2_H
 151 #define HEADER2_H
 152 #include "header1.h"
 153 #include "header3.h"
 154 #endif
 155 """)
 156
 157 t.write("header3.in", "\n")
 158
 159 t.write("sleep.bat", """\
 160 ::@timeout /T %1 /NOBREAK >nul
 161 @ping 127.0.0.1 -n 2 -w 1000 >nul
 162 @ping 127.0.0.1 -n %1 -w 1000 >nul
 163 @exit /B 0
 164 """)
 165
 166 t.write("jamroot.jam", """\
 167 import common ;
 168 import os ;
 169
 170 if [ os.name ] = NT
 171 {
 172     SLEEP = call sleep.bat ;
 173 }
 174 else
 175 {
 176     SLEEP = sleep ;
 177 }
 178
 179 rule copy { common.copy $(<) : $(>) ; }
 180 actions copy { $(SLEEP) 1 }
 181
 182 make header3.h : header3.in : @copy ;
 183 exe test : test2.cpp test1.cpp : <implicit-dependency>header3.h ;
 184 """)
 185
 186 t.run_build_system(["-j2", "test"])
 187 t.expect_addition("bin/$toolset/debug*/header3.h")
 188 t.expect_addition("bin/$toolset/debug*/test1.obj")
 189 t.expect_addition("bin/$toolset/debug*/test2.obj")
 190 t.expect_addition("bin/$toolset/debug*/test.exe")
 191 t.expect_nothing_more()
 192
 193 t.touch("header3.in")
 194 t.run_build_system(["-j2", "test"])
 195 t.expect_touch("bin/$toolset/debug*/header3.h")
 196 t.expect_touch("bin/$toolset/debug*/test1.obj")
 197 t.expect_touch("bin/$toolset/debug*/test2.obj")
 198 t.expect_touch("bin/$toolset/debug*/test.exe")
 199 t.expect_nothing_more()
 200
 201 t.rm(".")
 202
 203 # Test a loop that includes a generated header
 204 t.write("test1.cpp", '#include "header1.h"\n')
 205 t.write("test2.cpp", """\
 206 #include "header2.h"
 207 int main() {}
 208 """)
 209
 210 t.write("header1.h", """\
 211 #ifndef HEADER1_H
 212 #define HEADER1_H
 213 #include "header2.h"
 214 #endif
 215 """)
 216
 217 t.write("header2.in", """\
 218 #ifndef HEADER2_H
 219 #define HEADER2_H
 220 #include "header3.h"
 221 #endif
 222 """)
 223
 224 t.write("header3.h", """\
 225 #ifndef HEADER3_H
 226 #define HEADER3_H
 227 #include "header1.h"
 228 #endif
 229 """)
 230
 231 t.write("sleep.bat", """\
 232 ::@timeout /T %1 /NOBREAK >nul
 233 @ping 127.0.0.1 -n 2 -w 1000 >nul
 234 @ping 127.0.0.1 -n %1 -w 1000 >nul
 235 @exit /B 0
 236 """)
 237
 238 t.write("jamroot.jam", """\
 239 import common ;
 240 import os ;
 241
 242 if [ os.name ] = NT
 243 {
 244     SLEEP = call sleep.bat ;
 245 }
 246 else
 247 {
 248     SLEEP = sleep ;
 249 }
 250
 251 rule copy { common.copy $(<) : $(>) ; }
 252 actions copy { $(SLEEP) 1 }
 253
 254 make header2.h : header2.in : @copy ;
 255 exe test : test2.cpp test1.cpp : <implicit-dependency>header2.h <include>. ;
 256 """)
 257
 258 t.run_build_system(["-j2", "test"])
 259 t.expect_addition("bin/$toolset/debug*/header2.h")
 260 t.expect_addition("bin/$toolset/debug*/test1.obj")
 261 t.expect_addition("bin/$toolset/debug*/test2.obj")
 262 t.expect_addition("bin/$toolset/debug*/test.exe")
 263 t.expect_nothing_more()
 264
 265 t.cleanup()