From 964ce6e3272f18325bda7756420409600120a99e Mon Sep 17 00:00:00 2001 From: cremno Date: Mon, 5 May 2014 00:06:17 +0200 Subject: test fixnum overflow for add, sub and mul --- test/t/integer.rb | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'test/t/integer.rb') diff --git a/test/t/integer.rb b/test/t/integer.rb index 66dd61c0b..58a102943 100644 --- a/test/t/integer.rb +++ b/test/t/integer.rb @@ -18,6 +18,14 @@ assert('Integer#+', '15.2.8.3.1') do assert_raise(TypeError){ 0+nil } assert_raise(TypeError){ 1+nil } + + c = Mrbtest::FIXNUM_MAX + 1 + d = Mrbtest::FIXNUM_MAX.__send__(:+, 1) + e = Mrbtest::FIXNUM_MAX + 1.0 + assert_equal Float, c.class + assert_equal Float, d.class + assert_float e, c + assert_float e, d end assert('Integer#-', '15.2.8.3.2') do @@ -26,6 +34,14 @@ assert('Integer#-', '15.2.8.3.2') do assert_equal 1, a assert_equal 1.0, b + + c = Mrbtest::FIXNUM_MIN - 1 + d = Mrbtest::FIXNUM_MIN.__send__(:-, 1) + e = Mrbtest::FIXNUM_MIN - 1.0 + assert_equal Float, c.class + assert_equal Float, d.class + assert_float e, c + assert_float e, d end assert('Integer#*', '15.2.8.3.3') do @@ -37,6 +53,14 @@ assert('Integer#*', '15.2.8.3.3') do assert_raise(TypeError){ 0*nil } assert_raise(TypeError){ 1*nil } + + c = Mrbtest::FIXNUM_MAX * 2 + d = Mrbtest::FIXNUM_MAX.__send__(:*, 2) + e = Mrbtest::FIXNUM_MAX * 2.0 + assert_equal Float, c.class + assert_equal Float, d.class + assert_float e, c + assert_float e, d end assert('Integer#/', '15.2.8.3.4') do -- cgit v1.2.3