summaryrefslogtreecommitdiff
path: root/ruby_1_8_6/test/ruby/test_time.rb
diff options
context:
space:
mode:
Diffstat (limited to 'ruby_1_8_6/test/ruby/test_time.rb')
-rw-r--r--ruby_1_8_6/test/ruby/test_time.rb74
1 files changed, 74 insertions, 0 deletions
diff --git a/ruby_1_8_6/test/ruby/test_time.rb b/ruby_1_8_6/test/ruby/test_time.rb
new file mode 100644
index 0000000000..ad9b64ae0e
--- /dev/null
+++ b/ruby_1_8_6/test/ruby/test_time.rb
@@ -0,0 +1,74 @@
+require 'test/unit'
+
+class TestTime < Test::Unit::TestCase
+ def test_time_add()
+ assert_equal(Time.utc(2000, 3, 21, 3, 30) + 3 * 3600,
+ Time.utc(2000, 3, 21, 6, 30))
+ assert_equal(Time.utc(2000, 3, 21, 3, 30) + (-3 * 3600),
+ Time.utc(2000, 3, 21, 0, 30))
+ assert_equal(0, (Time.at(1.1) + 0.9).usec)
+ end
+
+ def test_time_subt()
+ assert_equal(Time.utc(2000, 3, 21, 3, 30) - 3 * 3600,
+ Time.utc(2000, 3, 21, 0, 30))
+ assert_equal(Time.utc(2000, 3, 21, 3, 30) - (-3 * 3600),
+ Time.utc(2000, 3, 21, 6, 30))
+ assert_equal(900000, (Time.at(1.1) - 0.2).usec)
+ end
+
+ def test_time_time()
+ assert_equal(Time.utc(2000, 3, 21, 3, 30) \
+ -Time.utc(2000, 3, 21, 0, 30), 3*3600)
+ assert_equal(Time.utc(2000, 3, 21, 0, 30) \
+ -Time.utc(2000, 3, 21, 3, 30), -3*3600)
+ end
+
+ def negative_time_t?
+ begin
+ Time.at(-1)
+ true
+ rescue ArgumentError
+ false
+ end
+ 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)
+ 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(2, Time.utc(1972, 7, 1, 0, 0, 0) - Time.utc(1972, 6, 30, 23, 59, 59))
+ 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
+ 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(-0x80000000), Time.at(0x7fffffff) + (-0xffffffff))
+ assert_equal(Time.at(0x7fffffff), Time.at(-0x80000000) + 0xffffffff)
+ assert_equal(Time.at(0x7fffffff), Time.at(-0x80000000) - (-0xffffffff))
+ end
+ end
+end