From 79692422922748c920d46dddfb13882a76037280 Mon Sep 17 00:00:00 2001 From: nahi Date: Thu, 4 Sep 2003 16:18:59 +0000 Subject: * test/ruby: tests for ruby itself. * test/ruby/test_*.rb: split sample/test.rb into 28 test/unit testcases. some tests could not be translates... search '!!' mark to see it. * test/csv/test_csv.rb: should require 'csv', not '../lib/csv'. test runner should set load path correctly. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@4498 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- test/ruby/test_float.rb | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 test/ruby/test_float.rb (limited to 'test/ruby/test_float.rb') diff --git a/test/ruby/test_float.rb b/test/ruby/test_float.rb new file mode 100644 index 000000000..1541fa71e --- /dev/null +++ b/test/ruby/test_float.rb @@ -0,0 +1,45 @@ +require 'test/unit' + +$KCODE = 'none' + +class TestFloat < Test::Unit::TestCase + def test_float + assert(2.6.floor == 2) + assert((-2.6).floor == -3) + assert(2.6.ceil == 3) + assert((-2.6).ceil == -2) + assert(2.6.truncate == 2) + assert((-2.6).truncate == -2) + assert(2.6.round == 3) + assert((-2.4).truncate == -2) + assert((13.4 % 1 - 0.4).abs < 0.0001) + nan = 0.0/0 + def nan.test(v) + extend Test::Unit::Assertions + assert(self != v) + assert((self < v) == false) + assert((self > v) == false) + assert((self <= v) == false) + assert((self >= v) == false) + end + nan.test(nan) + nan.test(0) + nan.test(1) + nan.test(-1) + nan.test(1000) + nan.test(-1000) + nan.test(1_000_000_000_000) + nan.test(-1_000_000_000_000) + nan.test(100.0); + nan.test(-100.0); + nan.test(0.001); + nan.test(-0.001); + nan.test(1.0/0); + nan.test(-1.0/0); + + #s = "3.7517675036461267e+17" + #assert(s == sprintf("%.16e", s.to_f)) + f = 3.7517675036461267e+17 + assert(f == sprintf("%.16e", f).to_f) + end +end -- cgit