1 files changed, 16 insertions, 0 deletions
diff --git a/spec/ruby/core/time/shared/to_i.rb b/spec/ruby/core/time/shared/to_i.rb
new file mode 100644
index 0000000000..06c966b708
--- /dev/null
+++ b/spec/ruby/core/time/shared/to_i.rb
@@ -0,0 +1,16 @@
+describe :time_to_i, shared: true do
+  it "returns the value of time as an integer number of seconds since epoch" do
+    Time.at(0).send(@method).should == 0
+  end
+
+  it "doesn't return an actual number of seconds in time" do
+    Time.at(65.5).send(@method).should == 65
+  end
+
+  it "rounds fractional seconds toward zero" do
+    t = Time.utc(1960, 1, 1, 0, 0, 0, 999_999)
+
+    t.to_f.to_i.should == -315619199
+    t.to_i.should == -315619200
+  end
+end