Update to ruby/spec@595645f

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61285 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 56 insertions, 0 deletions

diff --git a/spec/ruby/core/time/at_spec.rb b/spec/ruby/core/time/at_spec.rb
index 40c729316e..6883a8d074 100644
--- a/spec/ruby/core/time/at_spec.rb
+++ b/spec/ruby/core/time/at_spec.rb
@@ -142,4 +142,60 @@ describe "Time.at" do
       lambda { Time.at(Time.now, 500000) }.should raise_error(TypeError)
     end
   end
+
+  ruby_version_is "2.5" do
+    describe "passed [Time, Numeric, format]" do
+      context ":nanosecond format" do
+        it "traits second argument as nanoseconds" do
+          Time.at(0, 123456789, :nanosecond).nsec.should == 123456789
+        end
+      end
+
+      context ":nsec format" do
+        it "traits second argument as nanoseconds" do
+          Time.at(0, 123456789, :nsec).nsec.should == 123456789
+        end
+      end
+
+      context ":microsecond format" do
+        it "traits second argument as microseconds" do
+          Time.at(0, 123456, :microsecond).nsec.should == 123456000
+        end
+      end
+
+      context ":usec format" do
+        it "traits second argument as microseconds" do
+          Time.at(0, 123456, :usec).nsec.should == 123456000
+        end
+      end
+
+      context ":millisecond format" do
+        it "traits second argument as milliseconds" do
+          Time.at(0, 123, :millisecond).nsec.should == 123000000
+        end
+      end
+
+      context "not supported format" do
+        it "raises ArgumentError" do
+          ->() { Time.at(0, 123456, 2) }.should raise_error(ArgumentError)
+          ->() { Time.at(0, 123456, nil) }.should raise_error(ArgumentError)
+          ->() { Time.at(0, 123456, :invalid) }.should raise_error(ArgumentError)
+        end
+
+        it "does not try to convert format to Symbol with #to_sym" do
+          format = "usec"
+          format.should_not_receive(:to_sym)
+          -> () { Time.at(0, 123456, format) }.should raise_error(ArgumentError)
+        end
+      end
+
+      it "supports Float second argument" do
+        Time.at(0, 123456789.500, :nanosecond).nsec.should == 123456789
+        Time.at(0, 123456789.500, :nsec).nsec.should == 123456789
+        Time.at(0, 123456.500, :microsecond).nsec.should == 123456500
+        Time.at(0, 123456.500, :usec).nsec.should == 123456500
+        Time.at(0, 123.500, :millisecond).nsec.should == 123500000
+      end
+    end
+  end
 end