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author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2004-03-31 10:40:22 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2004-03-31 10:40:22 +0000 |
commit | 566b0fa1b4b78c2ad097bce2360fefaf864d4221 (patch) | |
tree | c328797b6ce8bb8bdc2d59c4de19b0e097443428 /test/ruby/test_time.rb | |
parent | a3243e26e4eb6f8039ab94ebded61e4477ec098d (diff) | |
download | ruby-566b0fa1b4b78c2ad097bce2360fefaf864d4221.tar.gz ruby-566b0fa1b4b78c2ad097bce2360fefaf864d4221.tar.xz ruby-566b0fa1b4b78c2ad097bce2360fefaf864d4221.zip |
add a test. [ruby-dev:22619]
git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@6058 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_time.rb')
-rw-r--r-- | test/ruby/test_time.rb | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/test/ruby/test_time.rb b/test/ruby/test_time.rb index 28286ddc0..d3707bf58 100644 --- a/test/ruby/test_time.rb +++ b/test/ruby/test_time.rb @@ -24,14 +24,17 @@ class TestTime < Test::Unit::TestCase -Time.utc(2000, 3, 21, 3, 30), -3*3600) end - def test_timegm + def negative_time_t? begin Time.at(-1) - negative_time_t_supported = true + true rescue ArgumentError - negative_time_t_supported = false + false end - if negative_time_t_supported + end + + def test_timegm + if negative_time_t? assert_equal(-0x80000000, Time.utc(1901, 12, 13, 20, 45, 52).tv_sec) assert_equal(-2, Time.utc(1969, 12, 31, 23, 59, 58).tv_sec) assert_equal(-1, Time.utc(1969, 12, 31, 23, 59, 59).tv_sec) @@ -58,4 +61,11 @@ class TestTime < Test::Unit::TestCase assert_equal(946684822, Time.utc(2000, 1, 1, 0, 0, 0).tv_sec) end end + + def test_huge_difference # [ruby-dev:22619] + if negative_time_t? + assert_equal(Time.at(-0x80000000), Time.at(0x7fffffff) - 0xffffffff) + assert_equal(Time.at(0x7fffffff), Time.at(-0x80000000) + 0xffffffff) + end + end end |