src/tools/gn/ninja_action_target_writer_unittest.cc

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include <algorithm>
   6 #include <sstream>
   7
   8 #include "testing/gtest/include/gtest/gtest.h"
   9 #include "tools/gn/ninja_action_target_writer.h"
  10 #include "tools/gn/substitution_list.h"
  11 #include "tools/gn/target.h"
  12 #include "tools/gn/test_with_scope.h"
  13
  14 TEST(NinjaActionTargetWriter, WriteOutputFilesForBuildLine) {
  15   TestWithScope setup;
  16   Err err;
  17
  18   setup.build_settings()->SetBuildDir(SourceDir("//out/Debug/"));
  19
  20   Target target(setup.settings(), Label(SourceDir("//foo/"), "bar"));
  21   target.set_output_type(Target::ACTION_FOREACH);
  22   target.action_values().outputs() = SubstitutionList::MakeForTest(
  23       "//out/Debug/gen/a b{{source_name_part}}.h",
  24       "//out/Debug/gen/{{source_name_part}}.cc");
  25
  26   target.SetToolchain(setup.toolchain());
  27   ASSERT_TRUE(target.OnResolved(&err));
  28
  29   std::ostringstream out;
  30   NinjaActionTargetWriter writer(&target, out);
  31
  32   SourceFile source("//foo/bar.in");
  33   std::vector<OutputFile> output_files;
  34   writer.WriteOutputFilesForBuildLine(source, &output_files);
  35
  36   EXPECT_EQ(" gen/a$ bbar.h gen/bar.cc", out.str());
  37 }
  38
  39 // Tests an action with no sources.
  40 TEST(NinjaActionTargetWriter, ActionNoSources) {
  41   TestWithScope setup;
  42   Err err;
  43
  44   setup.build_settings()->SetBuildDir(SourceDir("//out/Debug/"));
  45   Target target(setup.settings(), Label(SourceDir("//foo/"), "bar"));
  46   target.set_output_type(Target::ACTION);
  47
  48   target.action_values().set_script(SourceFile("//foo/script.py"));
  49   target.inputs().push_back(SourceFile("//foo/included.txt"));
  50
  51   target.action_values().outputs() =
  52       SubstitutionList::MakeForTest("//out/Debug/foo.out");
  53
  54   target.SetToolchain(setup.toolchain());
  55   ASSERT_TRUE(target.OnResolved(&err));
  56
  57   setup.settings()->set_target_os(Settings::LINUX);
  58   setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
  59       "/usr/bin/python")));
  60
  61   std::ostringstream out;
  62   NinjaActionTargetWriter writer(&target, out);
  63   writer.Run();
  64
  65   const char expected[] =
  66       "rule __foo_bar___rule\n"
  67       "  command = /usr/bin/python ../../foo/script.py\n"
  68       "  description = ACTION //foo:bar()\n"
  69       "  restat = 1\n"
  70       "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
  71           "../../foo/included.txt\n"
  72       "\n"
  73       "build foo.out: __foo_bar___rule | obj/foo/bar.inputdeps.stamp\n"
  74       "\n"
  75       "build obj/foo/bar.stamp: stamp foo.out\n";
  76   EXPECT_EQ(expected, out.str());
  77 }
  78
  79 // Makes sure that we write sources as input dependencies for actions with
  80 // both sources and inputs (ACTION_FOREACH treats the sources differently).
  81 TEST(NinjaActionTargetWriter, ActionWithSources) {
  82   TestWithScope setup;
  83   Err err;
  84
  85   setup.build_settings()->SetBuildDir(SourceDir("//out/Debug/"));
  86   Target target(setup.settings(), Label(SourceDir("//foo/"), "bar"));
  87   target.set_output_type(Target::ACTION);
  88
  89   target.action_values().set_script(SourceFile("//foo/script.py"));
  90
  91   target.sources().push_back(SourceFile("//foo/source.txt"));
  92   target.inputs().push_back(SourceFile("//foo/included.txt"));
  93
  94   target.action_values().outputs() =
  95       SubstitutionList::MakeForTest("//out/Debug/foo.out");
  96
  97   target.SetToolchain(setup.toolchain());
  98   ASSERT_TRUE(target.OnResolved(&err));
  99
 100   // Posix.
 101   {
 102     setup.settings()->set_target_os(Settings::LINUX);
 103     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 104         "/usr/bin/python")));
 105
 106     std::ostringstream out;
 107     NinjaActionTargetWriter writer(&target, out);
 108     writer.Run();
 109
 110     const char expected_linux[] =
 111         "rule __foo_bar___rule\n"
 112         "  command = /usr/bin/python ../../foo/script.py\n"
 113         "  description = ACTION //foo:bar()\n"
 114         "  restat = 1\n"
 115         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 116             "../../foo/included.txt ../../foo/source.txt\n"
 117         "\n"
 118         "build foo.out: __foo_bar___rule | obj/foo/bar.inputdeps.stamp\n"
 119         "\n"
 120         "build obj/foo/bar.stamp: stamp foo.out\n";
 121     EXPECT_EQ(expected_linux, out.str());
 122   }
 123
 124   // Windows.
 125   {
 126     // Note: we use forward slashes here so that the output will be the same on
 127     // Linux and Windows.
 128     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 129         "C:/python/python.exe")));
 130     setup.settings()->set_target_os(Settings::WIN);
 131
 132     std::ostringstream out;
 133     NinjaActionTargetWriter writer(&target, out);
 134     writer.Run();
 135
 136     const char expected_win[] =
 137         "rule __foo_bar___rule\n"
 138         "  command = C$:/python/python.exe gyp-win-tool action-wrapper environment.x86 __foo_bar___rule.$unique_name.rsp\n"
 139         "  description = ACTION //foo:bar()\n"
 140         "  restat = 1\n"
 141         "  rspfile = __foo_bar___rule.$unique_name.rsp\n"
 142         "  rspfile_content = C$:/python/python.exe ../../foo/script.py\n"
 143         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 144             "../../foo/included.txt ../../foo/source.txt\n"
 145         "\n"
 146         "build foo.out: __foo_bar___rule | obj/foo/bar.inputdeps.stamp\n"
 147         "\n"
 148         "build obj/foo/bar.stamp: stamp foo.out\n";
 149     EXPECT_EQ(expected_win, out.str());
 150   }
 151 }
 152
 153 TEST(NinjaActionTargetWriter, ForEach) {
 154   TestWithScope setup;
 155   Err err;
 156
 157   setup.build_settings()->SetBuildDir(SourceDir("//out/Debug/"));
 158
 159   // Some dependencies that the action can depend on. Use actions for these
 160   // so they have a nice platform-independent stamp file that can appear in the
 161   // output (rather than having to worry about how the current platform names
 162   // binaries).
 163   Target dep(setup.settings(), Label(SourceDir("//foo/"), "dep"));
 164   dep.set_output_type(Target::ACTION);
 165   dep.visibility().SetPublic();
 166   dep.SetToolchain(setup.toolchain());
 167   ASSERT_TRUE(dep.OnResolved(&err));
 168
 169   Target datadep(setup.settings(), Label(SourceDir("//foo/"), "datadep"));
 170   datadep.set_output_type(Target::ACTION);
 171   datadep.visibility().SetPublic();
 172   datadep.SetToolchain(setup.toolchain());
 173   ASSERT_TRUE(datadep.OnResolved(&err));
 174
 175   Target target(setup.settings(), Label(SourceDir("//foo/"), "bar"));
 176   target.set_output_type(Target::ACTION_FOREACH);
 177   target.private_deps().push_back(LabelTargetPair(&dep));
 178   target.data_deps().push_back(LabelTargetPair(&datadep));
 179
 180   target.sources().push_back(SourceFile("//foo/input1.txt"));
 181   target.sources().push_back(SourceFile("//foo/input2.txt"));
 182
 183   target.action_values().set_script(SourceFile("//foo/script.py"));
 184
 185   target.action_values().args() = SubstitutionList::MakeForTest(
 186       "-i",
 187       "{{source}}",
 188       "--out=foo bar{{source_name_part}}.o");
 189   target.action_values().outputs() = SubstitutionList::MakeForTest(
 190       "//out/Debug/{{source_name_part}}.out");
 191
 192   target.inputs().push_back(SourceFile("//foo/included.txt"));
 193
 194   target.SetToolchain(setup.toolchain());
 195   ASSERT_TRUE(target.OnResolved(&err));
 196
 197   // Posix.
 198   {
 199     setup.settings()->set_target_os(Settings::LINUX);
 200     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 201         "/usr/bin/python")));
 202
 203     std::ostringstream out;
 204     NinjaActionTargetWriter writer(&target, out);
 205     writer.Run();
 206
 207     const char expected_linux[] =
 208         "rule __foo_bar___rule\n"
 209         "  command = /usr/bin/python ../../foo/script.py -i ${in} "
 210             // Escaping is different between Windows and Posix.
 211 #if defined(OS_WIN)
 212             "\"--out=foo$ bar${source_name_part}.o\"\n"
 213 #else
 214             "--out=foo\\$ bar${source_name_part}.o\n"
 215 #endif
 216         "  description = ACTION //foo:bar()\n"
 217         "  restat = 1\n"
 218         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 219             "../../foo/included.txt obj/foo/dep.stamp\n"
 220         "\n"
 221         "build input1.out: __foo_bar___rule ../../foo/input1.txt | "
 222             "obj/foo/bar.inputdeps.stamp\n"
 223         "  source_name_part = input1\n"
 224         "build input2.out: __foo_bar___rule ../../foo/input2.txt | "
 225             "obj/foo/bar.inputdeps.stamp\n"
 226         "  source_name_part = input2\n"
 227         "\n"
 228         "build obj/foo/bar.stamp: "
 229             "stamp input1.out input2.out || obj/foo/datadep.stamp\n";
 230
 231     std::string out_str = out.str();
 232 #if defined(OS_WIN)
 233     std::replace(out_str.begin(), out_str.end(), '\\', '/');
 234 #endif
 235     EXPECT_EQ(expected_linux, out_str);
 236   }
 237
 238   // Windows.
 239   {
 240     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 241         "C:/python/python.exe")));
 242     setup.settings()->set_target_os(Settings::WIN);
 243
 244     std::ostringstream out;
 245     NinjaActionTargetWriter writer(&target, out);
 246     writer.Run();
 247
 248     const char expected_win[] =
 249         "rule __foo_bar___rule\n"
 250         "  command = C$:/python/python.exe gyp-win-tool action-wrapper "
 251             "environment.x86 __foo_bar___rule.$unique_name.rsp\n"
 252         "  description = ACTION //foo:bar()\n"
 253         "  restat = 1\n"
 254         "  rspfile = __foo_bar___rule.$unique_name.rsp\n"
 255         "  rspfile_content = C$:/python/python.exe ../../foo/script.py -i "
 256 #if defined(OS_WIN)
 257             "${in} \"--out=foo$ bar${source_name_part}.o\"\n"
 258 #else
 259             "${in} --out=foo\\$ bar${source_name_part}.o\n"
 260 #endif
 261         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 262             "../../foo/included.txt obj/foo/dep.stamp\n"
 263         "\n"
 264         "build input1.out: __foo_bar___rule ../../foo/input1.txt | "
 265             "obj/foo/bar.inputdeps.stamp\n"
 266         "  unique_name = 0\n"
 267         "  source_name_part = input1\n"
 268         "build input2.out: __foo_bar___rule ../../foo/input2.txt | "
 269             "obj/foo/bar.inputdeps.stamp\n"
 270         "  unique_name = 1\n"
 271         "  source_name_part = input2\n"
 272         "\n"
 273         "build obj/foo/bar.stamp: "
 274             "stamp input1.out input2.out || obj/foo/datadep.stamp\n";
 275     EXPECT_EQ(expected_win, out.str());
 276   }
 277 }
 278
 279 TEST(NinjaActionTargetWriter, ForEachWithDepfile) {
 280   TestWithScope setup;
 281   Err err;
 282
 283   setup.build_settings()->SetBuildDir(SourceDir("//out/Debug/"));
 284   Target target(setup.settings(), Label(SourceDir("//foo/"), "bar"));
 285   target.set_output_type(Target::ACTION_FOREACH);
 286
 287   target.sources().push_back(SourceFile("//foo/input1.txt"));
 288   target.sources().push_back(SourceFile("//foo/input2.txt"));
 289
 290   target.action_values().set_script(SourceFile("//foo/script.py"));
 291
 292   target.SetToolchain(setup.toolchain());
 293   ASSERT_TRUE(target.OnResolved(&err));
 294
 295   SubstitutionPattern depfile;
 296   ASSERT_TRUE(
 297       depfile.Parse("//out/Debug/gen/{{source_name_part}}.d", NULL, &err));
 298   target.action_values().set_depfile(depfile);
 299
 300   target.action_values().args() = SubstitutionList::MakeForTest(
 301       "-i",
 302       "{{source}}",
 303       "--out=foo bar{{source_name_part}}.o");
 304   target.action_values().outputs() = SubstitutionList::MakeForTest(
 305       "//out/Debug/{{source_name_part}}.out");
 306
 307   target.inputs().push_back(SourceFile("//foo/included.txt"));
 308
 309   // Posix.
 310   {
 311     setup.settings()->set_target_os(Settings::LINUX);
 312     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 313         "/usr/bin/python")));
 314
 315     std::ostringstream out;
 316     NinjaActionTargetWriter writer(&target, out);
 317     writer.Run();
 318
 319     const char expected_linux[] =
 320         "rule __foo_bar___rule\n"
 321         "  command = /usr/bin/python ../../foo/script.py -i ${in} "
 322 #if defined(OS_WIN)
 323             "\"--out=foo$ bar${source_name_part}.o\"\n"
 324 #else
 325             "--out=foo\\$ bar${source_name_part}.o\n"
 326 #endif
 327         "  description = ACTION //foo:bar()\n"
 328         "  restat = 1\n"
 329         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 330             "../../foo/included.txt\n"
 331         "\n"
 332         "build input1.out: __foo_bar___rule ../../foo/input1.txt"
 333             " | obj/foo/bar.inputdeps.stamp\n"
 334         "  source_name_part = input1\n"
 335         "  depfile = gen/input1.d\n"
 336         "build input2.out: __foo_bar___rule ../../foo/input2.txt"
 337             " | obj/foo/bar.inputdeps.stamp\n"
 338         "  source_name_part = input2\n"
 339         "  depfile = gen/input2.d\n"
 340         "\n"
 341         "build obj/foo/bar.stamp: stamp input1.out input2.out\n";
 342     EXPECT_EQ(expected_linux, out.str());
 343   }
 344
 345   // Windows.
 346   {
 347     setup.build_settings()->set_python_path(base::FilePath(FILE_PATH_LITERAL(
 348         "C:/python/python.exe")));
 349     setup.settings()->set_target_os(Settings::WIN);
 350
 351     std::ostringstream out;
 352     NinjaActionTargetWriter writer(&target, out);
 353     writer.Run();
 354
 355     const char expected_win[] =
 356         "rule __foo_bar___rule\n"
 357         "  command = C$:/python/python.exe gyp-win-tool action-wrapper "
 358             "environment.x86 __foo_bar___rule.$unique_name.rsp\n"
 359         "  description = ACTION //foo:bar()\n"
 360         "  restat = 1\n"
 361         "  rspfile = __foo_bar___rule.$unique_name.rsp\n"
 362         "  rspfile_content = C$:/python/python.exe ../../foo/script.py -i "
 363 #if defined(OS_WIN)
 364             "${in} \"--out=foo$ bar${source_name_part}.o\"\n"
 365 #else
 366             "${in} --out=foo\\$ bar${source_name_part}.o\n"
 367 #endif
 368         "build obj/foo/bar.inputdeps.stamp: stamp ../../foo/script.py "
 369             "../../foo/included.txt\n"
 370         "\n"
 371         "build input1.out: __foo_bar___rule ../../foo/input1.txt"
 372             " | obj/foo/bar.inputdeps.stamp\n"
 373         "  unique_name = 0\n"
 374         "  source_name_part = input1\n"
 375         "  depfile = gen/input1.d\n"
 376         "build input2.out: __foo_bar___rule ../../foo/input2.txt"
 377             " | obj/foo/bar.inputdeps.stamp\n"
 378         "  unique_name = 1\n"
 379         "  source_name_part = input2\n"
 380         "  depfile = gen/input2.d\n"
 381         "\n"
 382         "build obj/foo/bar.stamp: stamp input1.out input2.out\n";
 383     EXPECT_EQ(expected_win, out.str());
 384   }
 385 }