1 files changed, 22 insertions, 0 deletions
diff --git a/t/precision2.t b/t/precision2.t
new file mode 100644
index 0000000..ef38f2a
--- /dev/null
+++ b/t/precision2.t
@@ -0,0 +1,22 @@
+#!perl
+use Test::More;
+use DateTime;
+use DateTime::Format::GeekTime;
+
+if ($ENV{SLOW_TESTS}) {
+    plan tests=>86400;
+}
+else {
+    plan skip_all => 'Slow test, set $ENV{SLOW_TESTS} to run it';
+}
+
+my $dt=DateTime->new(day=>1,month=>1,year=>2010,
+                       hour=>0,minute=>0,second=>0,
+                 time_zone=>'UTC');
+for my $i (0..86399) {
+    my $gkt=DateTime::Format::GeekTime->format_datetime($dt);
+    my $round_trip=DateTime::Format::GeekTime->parse_datetime($gkt);
+    my $diff=$round_trip->subtract_datetime_absolute($dt)->in_units('seconds');
+    cmp_ok($diff,'<=',1);
+    $dt->add(seconds=>1);
+}