diff options
Diffstat (limited to 'jni/ruby/test/mkmf/test_sizeof.rb')
-rw-r--r-- | jni/ruby/test/mkmf/test_sizeof.rb | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/jni/ruby/test/mkmf/test_sizeof.rb b/jni/ruby/test/mkmf/test_sizeof.rb new file mode 100644 index 0000000..c014422 --- /dev/null +++ b/jni/ruby/test/mkmf/test_sizeof.rb @@ -0,0 +1,47 @@ +require_relative 'base' + +class TestMkmf + class TestSizeof < TestMkmf + def setup + super + @sizeof_short = config_value("SIZEOF_SHORT").to_i + @sizeof_int = config_value("SIZEOF_INT").to_i + @sizeof_long = config_value("SIZEOF_LONG").to_i + @sizeof_long_long = config_value("SIZEOF_LONG_LONG").to_i + @sizeof___int64 = config_value("SIZEOF___INT64").to_i + end + + def test_sizeof_builtin + %w[char short int long float double void*].each do |type| + assert_kind_of(Integer, mkmf {check_sizeof(type)}, MKMFLOG) + end + assert_operator(@sizeof_short, :<=, @sizeof_int) + assert_operator(@sizeof_int, :<=, @sizeof_long) + assert_operator(@sizeof_long, :<=, @sizeof_long_long) unless @sizeof_long_long.zero? + assert_equal(8, @sizeof___int64) unless @sizeof___int64.zero? + end + + def test_sizeof_struct + open("confdefs.h", "w") {|f| + f.puts "typedef struct {char x;} test1_t;" + } + assert_equal(1, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) + + open("confdefs.h", "w") {|f| + f.puts "typedef struct {char x, y;} test1_t;" + } + assert_equal(2, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) + + open("confdefs.h", "w") {|f| + f.puts "typedef struct {int x;} test1_t;" + } + assert_equal(@sizeof_int, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) + open("confdefs.h", "w") {|f| + f.puts "typedef struct {int x, y;} test1_t;" + } + assert_equal(2 * @sizeof_int, mkmf {check_sizeof("test1_t", "confdefs.h")}, MKMFLOG) + ensure + File.unlink("confdefs.h") + end + end +end |