Merge pull request #408 from sjaveed/bitwise_operations

Support for Bitwise Operations as InfixOperations

1 files changed, 39 insertions, 0 deletions

diff --git a/test/nodes/test_unary_operation.rb b/test/nodes/test_unary_operation.rb
new file mode 100644
index 0000000000..d89c10b431
--- /dev/null
+++ b/test/nodes/test_unary_operation.rb
@@ -0,0 +1,39 @@
+require 'helper'
+
+module Arel
+  module Nodes
+    class TestUnaryOperation < Minitest::Test
+      def test_construct
+        operation = UnaryOperation.new :-, 1
+        assert_equal :-, operation.operator
+        assert_equal 1, operation.expr
+      end
+
+      def test_operation_alias
+        operation = UnaryOperation.new :-, 1
+        aliaz = operation.as('zomg')
+        assert_kind_of As, aliaz
+        assert_equal operation, aliaz.left
+        assert_equal 'zomg', aliaz.right
+      end
+
+      def test_operation_ordering
+        operation = UnaryOperation.new :-, 1
+        ordering = operation.desc
+        assert_kind_of Descending, ordering
+        assert_equal operation, ordering.expr
+        assert ordering.descending?
+      end
+
+      def test_equality_with_same_ivars
+        array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 1)]
+        assert_equal 1, array.uniq.size
+      end
+
+      def test_inequality_with_different_ivars
+        array = [UnaryOperation.new(:-, 1), UnaryOperation.new(:-, 2)]
+        assert_equal 2, array.uniq.size
+      end
+    end
+  end
+end