Add transform-query(...) action

Test case authored by @SpicyLemon

Close #1930
Close #2465
Close #2559
Close #2509 (e.g. fzf --bind 'space:transform-query:printf %s%s {q} {}')

1 files changed, 9 insertions, 0 deletions

diff --git a/test/test_go.rb b/test/test_go.rb
index 4b2856eb..a4d2e2a8 100755
--- a/test/test_go.rb
+++ b/test/test_go.rb
@@ -1797,6 +1797,15 @@ class TestGoFZF < TestBase
     tmux.until { |lines| assert_equal '> foobarbaz', lines.last }
   end
 
+  def test_transform_query
+    tmux.send_keys %{#{FZF} --bind 'ctrl-r:transform-query(rev <<< {q}),ctrl-u:transform-query: tr "[:lower:]" "[:upper:]" <<< {q}' --query bar}, :Enter
+    tmux.until { |lines| assert_equal '> bar', lines[-1] }
+    tmux.send_keys 'C-r'
+    tmux.until { |lines| assert_equal '> rab', lines[-1] }
+    tmux.send_keys 'C-u'
+    tmux.until { |lines| assert_equal '> RAB', lines[-1] }
+  end
+
   def test_clear_selection
     tmux.send_keys %(seq 100 | #{FZF} --multi --bind space:clear-selection), :Enter
     tmux.until { |lines| assert_equal 100, lines.match_count }