test/mkmf/test_flags.rb

   1 # frozen_string_literal: false
   2 require_relative 'base'
   3
   4 class TestMkmf
   5   class TestFlags < TestMkmf
   6     def test_valid_warnflags
   7       val = $extmk
   8       warnflags = $warnflags
   9       makefile = mkmf do
  10         $extmk = false
  11         self.class::CONFIG['warnflags'] = %w"-Wextra
  12         -Wno-unused-parameter -Wno-parentheses -Wno-long-long
  13         -Wno-missing-field-initializers -Werror=pointer-arith
  14         -Werror=write-strings -Werror=declaration-after-statement
  15         -Werror=shorten-64-to-32
  16         -Werror-implicit-function-declaration
  17         ".join(' ')
  18         self.class::CONFIG['GCC'] = 'yes'
  19         init_mkmf(self.class::CONFIG)
  20         configuration '.'
  21       end
  22       generated_flags = makefile.grep(/warnflags/).first[/^warnflags = (.*)$/, 1].split
  23
  24       assert_equal %w"
  25       -Wextra -Wno-unused-parameter -Wno-parentheses
  26       -Wno-long-long -Wno-missing-field-initializers -Wpointer-arith
  27       -Wwrite-strings -Wdeclaration-after-statement
  28       -Wshorten-64-to-32 -Wimplicit-function-declaration
  29       ", generated_flags
  30
  31     ensure
  32       $warnflags = warnflags
  33       $extmk = val
  34     end
  35
  36     def test_try_ldflag_invalid_opt
  37       assert_separately([], <<-'end;') #do
  38         assert(!try_ldflags("nosuch.c"), TestMkmf::MKMFLOG)
  39         assert(have_devel?, TestMkmf::MKMFLOG)
  40       end;
  41     end
  42
  43     def test_try_cflag_invalid_opt
  44       assert_separately([], <<-'end;', timeout: 30) #do
  45         assert(!try_cflags("nosuch.c"), TestMkmf::MKMFLOG)
  46         assert(have_devel?, TestMkmf::MKMFLOG)
  47       end;
  48     end
  49
  50     def test_try_cppflag_invalid_opt
  51       assert_separately([], <<-'end;') #do
  52         assert(!try_cppflags("nosuch.c"), TestMkmf::MKMFLOG)
  53         assert(have_devel?, TestMkmf::MKMFLOG)
  54       end;
  55     end
  56   end
  57 end