Merge pull request #1194 from herwinw/set_merge_ruby_3_3

Test multiple arguments in Set#merge
ruby · Sep 24, 2024 · 9341c0a · 9341c0a
2 parents ae05448 + eb796b0
commit 9341c0a
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/library/set/merge_spec.rb b/library/set/merge_spec.rb
@@ -16,4 +16,16 @@
     -> { Set[1, 2].merge(1) }.should raise_error(ArgumentError)
     -> { Set[1, 2].merge(Object.new) }.should raise_error(ArgumentError)
   end
+
+  ruby_version_is ""..."3.3" do
+    it "accepts only a single argument" do
+      -> { Set[].merge([], []) }.should raise_error(ArgumentError, "wrong number of arguments (given 2, expected 1)")
+    end
+  end
+
+  ruby_version_is "3.3" do
+    it "accepts multiple arguments" do
+      Set[:a, :b].merge(Set[:b, :c], [:d]).should == Set[:a, :b, :c, :d]
+    end
+  end
 end