Modified tests

Author: smallcreep

README.md

@@ -156,19 +156,25 @@ If you want to replace specific value for keys you can use `replace` section.
 <filter pattern>
   @type record_modifier
 
+  # set replace to true, default false
+  replace true
   # replace key key1
   <replace>
+    # your key name
     key key1
-    # you regexp
-    expression /^.+(?<middle>.{2}).+$/
-    middle ors
+    # your regexp
+    expression /^(?<start>.+).{2}(?<end>.+)$/
+    # replace string
+    replace \\k<start>ors\\k<end>
   </replace>
+  # replace key key2
   <replace>
+    # your key name
     key key2
-    # you regexp
+    # your regexp
     expression /^(.{1}).{2}(.{1})$/
-    1 ""
-    2 _test 
+    # replace string
+    replace \\1ors\\2
   </replace>
 </filter>
 ```
@@ -182,7 +188,7 @@ If following record is passed:
 then you got new record like below:
 
 ```js
-{"key1":"horse", "key2":"og_test", "key3":"bar"}
+{"key1":"horse", "key2":"horse", "key3":"bar"}
 ```
 
 

test/test_filter_record_modifier.rb

@@ -143,24 +143,41 @@ def test_prepare_values
 
   def test_replace_values
     d = create_driver %[
+        replace true
         <replace>
           key k1
-          expression /^.+(?<middle>.{2}).+$/
-          middle ors
+          expression /^(?<start>.+).{2}(?<end>.+)$/
+          replace \\k<start>ors\\k<end>
         </replace>
         <replace>
           key k2
           expression /^(.{1}).{2}(.{1})$/
-          1 ""
-          2 _test
+          replace \\1ors\\2
         </replace>
     ]
 
     d.run(default_tag: @tag) do
       d.feed("k1" => 'hoge', "k2" => 'hoge', "k3" => 'bar')
     end
 
-    assert_equal [{"k1" => 'horse', "k2" => 'og_test', "k3" => 'bar'}], d.filtered.map(&:last)
+    assert_equal [{"k1" => 'horse', "k2" => 'horse', "k3" => 'bar'}], d.filtered.map(&:last)
+  end
+
+  def test_does_not_replace
+    d = create_driver %[
+        replace true
+        <replace>
+          key k1
+          expression /^(?<start>.+).{2}(?<end>.+)$/
+          replace \\k<start>ors\\k<end>
+        </replace>
+    ]
+
+    d.run(default_tag: @tag) do
+      d.feed("k1" => 'hog')
+    end
+
+    assert_equal [{"k1" => 'hog'}], d.filtered.map(&:last)
   end
 
   sub_test_case 'frozen check' do