1require_relative 'base' 2 3class TestMkmf 4 class TestSizeof < TestMkmf 5 def setup 6 super 7 @sizeof_short = config_value("SIZEOF_SHORT").to_i 8 @sizeof_int = config_value("SIZEOF_INT").to_i 9 @sizeof_long = config_value("SIZEOF_LONG").to_i 10 @sizeof_long_long = config_value("SIZEOF_LONG_LONG").to_i 11 @sizeof___int64 = config_value("SIZEOF___INT64").to_i 12 end 13 14 def test_sizeof_builtin 15 %w[char short int long float double void*].each do |type| 16 assert_kind_of(Integer, mkmf {check_sizeof(type)}, MKMFLOG) 17 end 18 assert_operator(@sizeof_short, :<=, @sizeof_int) 19 assert_operator(@sizeof_int, :<=, @sizeof_long) 20 assert_operator(@sizeof_long, :<=, @sizeof_long_long) unless @sizeof_long_long.zero? 21 assert_equal(8, @sizeof___int64) unless @sizeof___int64.zero? 22 end 23 24 def test_sizeof_struct 25 open("confdefs.h", "w") {|f| 26 f.puts "typedef struct {char x;} test1_t;" 27 } 28 assert_equal(1, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) 29 30 open("confdefs.h", "w") {|f| 31 f.puts "typedef struct {char x, y;} test1_t;" 32 } 33 assert_equal(2, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) 34 35 open("confdefs.h", "w") {|f| 36 f.puts "typedef struct {int x;} test1_t;" 37 } 38 assert_equal(@sizeof_int, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) 39 open("confdefs.h", "w") {|f| 40 f.puts "typedef struct {int x, y;} test1_t;" 41 } 42 assert_equal(2 * @sizeof_int, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) 43 ensure 44 File.unlink("confdefs.h") 45 end 46 end 47end 48