diff options
Diffstat (limited to 'test/ruby')
| -rw-r--r-- | test/ruby/test_time.rb | 34 |
1 files changed, 29 insertions, 5 deletions
diff --git a/test/ruby/test_time.rb b/test/ruby/test_time.rb index 71cae8a368..28286ddc04 100644 --- a/test/ruby/test_time.rb +++ b/test/ruby/test_time.rb @@ -24,14 +24,38 @@ class TestTime < Test::Unit::TestCase -Time.utc(2000, 3, 21, 3, 30), -3*3600) end - def test_timegm_negative + def test_timegm begin Time.at(-1) + negative_time_t_supported = true rescue ArgumentError - return + negative_time_t_supported = false + end + if negative_time_t_supported + 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) + end + + assert_equal(0, Time.utc(1970, 1, 1, 0, 0, 0).tv_sec) # the Epoch + assert_equal(1, Time.utc(1970, 1, 1, 0, 0, 1).tv_sec) + assert_equal(31535999, Time.utc(1970, 12, 31, 23, 59, 59).tv_sec) + assert_equal(31536000, Time.utc(1971, 1, 1, 0, 0, 0).tv_sec) + assert_equal(78796799, Time.utc(1972, 6, 30, 23, 59, 59).tv_sec) + + # 1972-06-30T23:59:60Z is the first leap second. + if Time.utc(1972, 7, 1, 0, 0, 0) - Time.utc(1972, 6, 30, 23, 59, 59) == 1 + # no leap second. + assert_equal(78796800, Time.utc(1972, 7, 1, 0, 0, 0).tv_sec) + assert_equal(78796801, Time.utc(1972, 7, 1, 0, 0, 1).tv_sec) + assert_equal(946684800, Time.utc(2000, 1, 1, 0, 0, 0).tv_sec) + assert_equal(0x7fffffff, Time.utc(2038, 1, 19, 3, 14, 7).tv_sec) + else + # leap seconds supported. + assert_equal(78796800, Time.utc(1972, 6, 30, 23, 59, 60).tv_sec) + assert_equal(78796801, Time.utc(1972, 7, 1, 0, 0, 0).tv_sec) + assert_equal(78796802, Time.utc(1972, 7, 1, 0, 0, 1).tv_sec) + assert_equal(946684822, Time.utc(2000, 1, 1, 0, 0, 0).tv_sec) end - assert_equal(-1, Time.utc(1969, 12, 31, 23, 59, 59).tv_sec) - assert_equal(-2, Time.utc(1969, 12, 31, 23, 59, 58).tv_sec) - assert_equal(-0x80000000, Time.utc(1901, 12, 13, 20, 45, 52).tv_sec) end end |