1 files changed, 29 insertions, 0 deletions
diff --git a/activerecord/test/cases/arel/nodes/binary_test.rb b/activerecord/test/cases/arel/nodes/binary_test.rb
new file mode 100644
index 0000000000..d160e7cd9d
--- /dev/null
+++ b/activerecord/test/cases/arel/nodes/binary_test.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+require_relative "../helper"
+
+module Arel
+  module Nodes
+    class NodesTest < Arel::Spec
+      describe "Binary" do
+        describe "#hash" do
+          it "generates a hash based on its value" do
+            eq = Equality.new("foo", "bar")
+            eq2 = Equality.new("foo", "bar")
+            eq3 = Equality.new("bar", "baz")
+
+            assert_equal eq.hash, eq2.hash
+            assert_not_equal eq.hash, eq3.hash
+          end
+
+          it "generates a hash specific to its class" do
+            eq = Equality.new("foo", "bar")
+            neq = NotEqual.new("foo", "bar")
+
+            assert_not_equal eq.hash, neq.hash
+          end
+        end
+      end
+    end
+  end
+end