add IN and NOT IN conditions

Author: buzz1710

lib/mysql_framework/sql_column.rb

@@ -60,5 +60,15 @@ def like(value)
     def not_like(value)
       SqlCondition.new(column: to_s, comparison: 'NOT LIKE', value: value)
     end
+
+    # This method is called to create an IN condition for this column.
+    def in(value)
+      SqlCondition.new(column: to_s, comparison: 'IN', value: value)
+    end
+
+    # This method is called to create a NOT IN condition for this column.
+    def not_in(value)
+      SqlCondition.new(column: to_s, comparison: 'NOT IN', value: value)
+    end
   end
 end

spec/lib/mysql_framework/sql_column_spec.rb

@@ -84,4 +84,20 @@
       expect(condition.to_s).to eq('`gems`.`version` NOT LIKE ?')
     end
   end
+
+  describe '#in' do
+    it 'returns a SqlCondition for the comparison' do
+      condition = subject.in('(value_1, value_2, value_3)')
+      expect(condition).to be_a(MysqlFramework::SqlCondition)
+      expect(condition.to_s).to eq('`gems`.`version` IN ?')
+    end
+  end
+
+  describe '#not_in' do
+    it 'returns a SqlCondition for the comparison' do
+      condition = subject.not_in('(value_1, value_2, value_3)')
+      expect(condition).to be_a(MysqlFramework::SqlCondition)
+      expect(condition.to_s).to eq('`gems`.`version` NOT IN ?')
+    end
+  end
 end