@@ -6,7 +6,7 @@ class FzyTest < Minitest::Test

   FZY_PATH = File.expand_path('../../../fzy', __FILE__)

   def test_empty_list

-    @tty = TTYtest.new_terminal(%{echo placeholder;echo -n "" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[], before: "placeholder")

     @tty.assert_cursor_position(y: 1, x: 2)

     @tty.assert_matches <<~TTY

       placeholder

@@ -36,7 +36,7 @@ class FzyTest < Minitest::Test

   end

   def test_one_item

-    @tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[test], before: "placeholder")

     @tty.assert_matches <<~TTY

       placeholder

       >

@@ -68,7 +68,7 @@ class FzyTest < Minitest::Test

   end

   def test_two_items

-    @tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test\nfoo" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[test foo], before: "placeholder")

     @tty.assert_cursor_position(y: 1, x: 2)

     @tty.assert_matches <<~TTY

       placeholder

@@ -105,7 +105,7 @@ class FzyTest < Minitest::Test

   end

   def test_editing

-    @tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test\nfoo" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[test foo], before: "placeholder")

     @tty.assert_cursor_position(y: 1, x: 2)

     @tty.assert_matches <<~TTY

       placeholder

@@ -146,7 +146,7 @@ class FzyTest < Minitest::Test

   end

   def test_ctrl_d

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys('foo')

@@ -158,7 +158,7 @@ class FzyTest < Minitest::Test

   end

   def test_ctrl_c

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys('foo')

@@ -170,25 +170,25 @@ class FzyTest < Minitest::Test

   end

   def test_down_arrow

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys("\e[A\r")

     @tty.assert_matches "bar"

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys("\eOA\r")

     @tty.assert_matches "bar"

   end

   def test_up_arrow

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys("\e[A")   # first down

     @tty.send_keys("\e[B\r") # and back up

     @tty.assert_matches "foo"

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys("\eOA")   # first down

     @tty.send_keys("\e[B\r") # and back up

@@ -196,45 +196,48 @@ class FzyTest < Minitest::Test

   end

   def test_lines

-    @tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH}})

+    input10 = (1..10).map(&:to_s)

+    input20 = (1..20).map(&:to_s)

+

+    @tty = interactive_fzy(input: input10)

     @tty.assert_matches ">\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10"

-    @tty = TTYtest.new_terminal(%{seq 20 | #{FZY_PATH}})

+    @tty = interactive_fzy(input: input20)

     @tty.assert_matches ">\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10"

-    @tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH} -l 5})

+    @tty = interactive_fzy(input: input10, args: "-l 5")

     @tty.assert_matches ">\n1\n2\n3\n4\n5"

-    @tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH} --lines=5})

+    @tty = interactive_fzy(input: input10, args: "--lines=5")

     @tty.assert_matches ">\n1\n2\n3\n4\n5"

   end

   def test_prompt

-    @tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH}})

+    @tty = interactive_fzy

     @tty.send_keys("foo")

     @tty.assert_matches '> foo'

-    @tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH} -p 'C:\\'})

+    @tty = interactive_fzy(args: "-p 'C:\\'")

     @tty.send_keys("foo")

     @tty.assert_matches 'C:\foo'

-    @tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH} --prompt="foo bar "})

+    @tty = interactive_fzy(args: "--prompt=\"foo bar \"")

     @tty.send_keys("baz")

     @tty.assert_matches "foo bar baz"

   end

   def test_show_scores

     expected_score = '(  inf)'

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -s})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-s")

     @tty.send_keys('foo')

     @tty.assert_matches "> foo\n#{expected_score} foo"

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} --show-scores})

+    @tty = interactive_fzy(input: %w[foo bar], args: "--show-scores")

     @tty.send_keys('foo')

     @tty.assert_matches "> foo\n#{expected_score} foo"

     expected_score = '( 0.89)'

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -s})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-s")

     @tty.send_keys('f')

     @tty.assert_matches "> f\n#{expected_score} foo"

   end

@@ -252,7 +255,7 @@ class FzyTest < Minitest::Test

   end

   def test_worker_count

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -j1})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-j1")

     @tty.send_keys('foo')

     @tty.assert_matches "> foo\nfoo"

@@ -266,24 +269,24 @@ class FzyTest < Minitest::Test

   end

   def test_initial_query

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -q fo})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-q fo")

     @tty.assert_matches "> fo\nfoo"

     @tty.send_keys("o")

     @tty.assert_matches "> foo\nfoo"

     @tty.send_keys("o")

     @tty.assert_matches "> fooo"

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -q asdf})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-q asdf")

     @tty.assert_matches "> asdf"

   end

   def test_non_interactive

-    @tty = TTYtest.new_terminal(%{echo before; echo -n "foo\nbar" | #{FZY_PATH} -e foo; echo after})

+    @tty = interactive_fzy(input: %w[foo bar], args: "-e foo", before: "before", after: "after")

     @tty.assert_matches "before\nfoo\nafter"

   end

   def test_moving_text_cursor

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}; echo after})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.send_keys("br")

     @tty.assert_matches "> br\nbar"

     @tty.assert_cursor_position(y: 0, x: 4)

@@ -314,7 +317,7 @@ class FzyTest < Minitest::Test

   # https://github.com/jhawthorn/fzy/issues/42

   # https://cirw.in/blog/bracketed-paste

   def test_bracketed_paste_characters

-    @tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})

+    @tty = interactive_fzy(input: %w[foo bar])

     @tty.assert_matches ">\nfoo\nbar"

     @tty.send_keys("\e[200~foo\e[201~")

     @tty.assert_matches "> foo\nfoo"

@@ -342,4 +345,15 @@ Usage: fzy [OPTION]...

  -v, --version  Output version information and exit

 TTY

   end

+

+  private

+

+  def interactive_fzy(input: [], before: nil, after: nil, args: "")

+    cmd = []

+    cmd << %{echo "#{before}"} if before

+    cmd << %{echo -n "#{input.join("\\n")}" | #{FZY_PATH} #{args}}

+    cmd << %{echo "#{after}"} if after

+    cmd = cmd.join("; ")

+    TTYtest.new_terminal(cmd)

+  end

 end