From a2bf9203e8b74065eb1452dd13741b3de7305eaf Mon Sep 17 00:00:00 2001 From: mrkn Date: Sat, 28 Aug 2010 08:52:14 +0000 Subject: * ext/bigdecimal/bigdecimal.c (BigDecimal_save_exception_mode, BigDecimal_save_rounding_mode, BigDecimal_save_limit): added. * test/bigdecimal/test_bigdecimal.rb: added tests for the above features. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29127 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/bigdecimal/test_bigdecimal.rb | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) (limited to 'test') diff --git a/test/bigdecimal/test_bigdecimal.rb b/test/bigdecimal/test_bigdecimal.rb index 7411416043..02a067a810 100644 --- a/test/bigdecimal/test_bigdecimal.rb +++ b/test/bigdecimal/test_bigdecimal.rb @@ -77,6 +77,42 @@ class TestBigDecimal < Test::Unit::TestCase end end + def test_save_exception_mode + BigDecimal.mode(BigDecimal::EXCEPTION_OVERFLOW, false) + mode = BigDecimal.mode(BigDecimal::EXCEPTION_OVERFLOW) + BigDecimal.save_exception_mode do + BigDecimal.mode(BigDecimal::EXCEPTION_OVERFLOW, true) + end + assert_equal(mode, BigDecimal.mode(BigDecimal::EXCEPTION_OVERFLOW)) + + BigDecimal.mode(BigDecimal::ROUND_MODE, BigDecimal::ROUND_FLOOR) + BigDecimal.save_exception_mode do + BigDecimal.mode(BigDecimal::ROUND_MODE, BigDecimal::ROUND_HALF_EVEN) + end + assert_equal(BigDecimal::ROUND_HALF_EVEN, BigDecimal.mode(BigDecimal::ROUND_MODE)) + end + + def test_save_rounding_mode + BigDecimal.mode(BigDecimal::ROUND_MODE, BigDecimal::ROUND_FLOOR) + BigDecimal.save_rounding_mode do + BigDecimal.mode(BigDecimal::ROUND_MODE, BigDecimal::ROUND_HALF_EVEN) + end + assert_equal(BigDecimal::ROUND_FLOOR, BigDecimal.mode(BigDecimal::ROUND_MODE)) + end + + def test_save_limit + begin + old = BigDecimal.limit + BigDecimal.limit(100) + BigDecimal.save_limit do + BigDecimal.limit(200) + end + assert_equal(100, BigDecimal.limit); + ensure + BigDecimal.limit(old) + end + end + def test_exception_nan _test_mode(BigDecimal::EXCEPTION_NaN) { BigDecimal.new("NaN") } end -- cgit v1.2.3