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Edit File: test-flags.cc

// Copyright 2006-2008 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
// met:
//
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//       with the distribution.
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#include <stdlib.h>

#include "v8.h"
#include "cctest.h"

using namespace v8::internal;

// This test must be executed first!
TEST(Default) {
  CHECK(FLAG_testing_bool_flag);
  CHECK_EQ(13, FLAG_testing_int_flag);
  CHECK_EQ(2.5, FLAG_testing_float_flag);
  CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "Hello, world!"));
}

static void SetFlagsToDefault() {
  FlagList::ResetAllFlags();
  TestDefault();
}

TEST(Flags1) {
  FlagList::PrintHelp();
}

TEST(Flags2) {
  SetFlagsToDefault();
  int argc = 7;
  const char* argv[] = { "Test2", "-notesting-bool-flag", "notaflag",
                         "--testing_int_flag=77", "-testing_float_flag=.25",
                         "--testing_string_flag", "no way!" };
  CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                false));
  CHECK_EQ(7, argc);
  CHECK(!FLAG_testing_bool_flag);
  CHECK_EQ(77, FLAG_testing_int_flag);
  CHECK_EQ(.25, FLAG_testing_float_flag);
  CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "no way!"));
}

TEST(Flags2b) {
  SetFlagsToDefault();
  const char* str =
      " -notesting-bool-flag notaflag   --testing_int_flag=77 "
      "-testing_float_flag=.25  "
      "--testing_string_flag   no_way!  ";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK(!FLAG_testing_bool_flag);
  CHECK_EQ(77, FLAG_testing_int_flag);
  CHECK_EQ(.25, FLAG_testing_float_flag);
  CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "no_way!"));
}

TEST(Flags3) {
  SetFlagsToDefault();
  int argc = 8;
  const char* argv[] =
      { "Test3", "--testing_bool_flag", "notaflag",
        "--testing_int_flag", "-666",
        "--testing_float_flag", "-12E10", "-testing-string-flag=foo-bar" };
  CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                true));
  CHECK_EQ(2, argc);
  CHECK(FLAG_testing_bool_flag);
  CHECK_EQ(-666, FLAG_testing_int_flag);
  CHECK_EQ(-12E10, FLAG_testing_float_flag);
  CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "foo-bar"));
}

TEST(Flags3b) {
  SetFlagsToDefault();
  const char* str =
      "--testing_bool_flag notaflag --testing_int_flag -666 "
      "--testing_float_flag -12E10 "
      "-testing-string-flag=foo-bar";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK(FLAG_testing_bool_flag);
  CHECK_EQ(-666, FLAG_testing_int_flag);
  CHECK_EQ(-12E10, FLAG_testing_float_flag);
  CHECK_EQ(0, strcmp(FLAG_testing_string_flag, "foo-bar"));
}

TEST(Flags4) {
  SetFlagsToDefault();
  int argc = 3;
  const char* argv[] = { "Test4", "--testing_bool_flag", "--foo" };
  CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                true));
  CHECK_EQ(2, argc);
}

TEST(Flags4b) {
  SetFlagsToDefault();
  const char* str = "--testing_bool_flag --foo";
  CHECK_EQ(2, FlagList::SetFlagsFromString(str, StrLength(str)));
}

TEST(Flags5) {
  SetFlagsToDefault();
  int argc = 2;
  const char* argv[] = { "Test5", "--testing_int_flag=\"foobar\"" };
  CHECK_EQ(1, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                true));
  CHECK_EQ(2, argc);
}

TEST(Flags5b) {
  SetFlagsToDefault();
  const char* str = "                     --testing_int_flag=\"foobar\"";
  CHECK_EQ(1, FlagList::SetFlagsFromString(str, StrLength(str)));
}

TEST(Flags6) {
  SetFlagsToDefault();
  int argc = 4;
  const char* argv[] = { "Test5", "--testing-int-flag", "0",
                         "--testing_float_flag" };
  CHECK_EQ(3, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                true));
  CHECK_EQ(4, argc);
}

TEST(Flags6b) {
  SetFlagsToDefault();
  const char* str = "       --testing-int-flag 0      --testing_float_flag    ";
  CHECK_EQ(3, FlagList::SetFlagsFromString(str, StrLength(str)));
}

TEST(FlagsJSArguments1) {
  SetFlagsToDefault();
  int argc = 6;
  const char* argv[] = {"TestJSArgs1",
                        "--testing-int-flag", "42",
                        "--", "testing-float-flag", "7"};
  CHECK_EQ(0, FlagList::SetFlagsFromCommandLine(&argc,
                                                const_cast<char **>(argv),
                                                true));
  CHECK_EQ(42, FLAG_testing_int_flag);
  CHECK_EQ(2.5, FLAG_testing_float_flag);
  CHECK_EQ(2, FLAG_js_arguments.argc());
  CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
  CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
  CHECK_EQ(1, argc);
}

TEST(FlagsJSArguments1b) {
  SetFlagsToDefault();
  const char* str = "--testing-int-flag 42 -- testing-float-flag 7";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK_EQ(42, FLAG_testing_int_flag);
  CHECK_EQ(2.5, FLAG_testing_float_flag);
  CHECK_EQ(2, FLAG_js_arguments.argc());
  CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
  CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}

TEST(FlagsJSArguments2) {
  SetFlagsToDefault();
  const char* str = "--testing-int-flag 42 --js-arguments testing-float-flag 7";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK_EQ(42, FLAG_testing_int_flag);
  CHECK_EQ(2.5, FLAG_testing_float_flag);
  CHECK_EQ(2, FLAG_js_arguments.argc());
  CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
  CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}

TEST(FlagsJSArguments3) {
  SetFlagsToDefault();
  const char* str = "--testing-int-flag 42 --js-arguments=testing-float-flag 7";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK_EQ(42, FLAG_testing_int_flag);
  CHECK_EQ(2.5, FLAG_testing_float_flag);
  CHECK_EQ(2, FLAG_js_arguments.argc());
  CHECK_EQ(0, strcmp(FLAG_js_arguments[0], "testing-float-flag"));
  CHECK_EQ(0, strcmp(FLAG_js_arguments[1], "7"));
}

TEST(FlagsJSArguments4) {
  SetFlagsToDefault();
  const char* str = "--testing-int-flag 42 --";
  CHECK_EQ(0, FlagList::SetFlagsFromString(str, StrLength(str)));
  CHECK_EQ(42, FLAG_testing_int_flag);
  CHECK_EQ(0, FLAG_js_arguments.argc());
}

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