require 'minitest'
require 'minitest/autorun'
require 'ttytest'
class FzyTest < Minitest::Test
FZY_PATH = File.expand_path('../../../fzy', __FILE__)
def setup
# fzy is fast.
# This is never hit in a (passing) test suite, but helps speed up development
TTYtest.default_max_wait_time = 0.2
end
def test_empty_list
@tty = TTYtest.new_terminal(%{echo placeholder;echo -n "" | #{FZY_PATH}})
@tty.assert_cursor_position(y: 1, x: 2)
@tty.assert_matches <<~TTY
placeholder
>
TTY
@tty.send_keys('t')
@tty.assert_cursor_position(y: 1, x: 3)
@tty.assert_matches <<~TTY
placeholder
> t
TTY
@tty.send_keys('z')
@tty.assert_cursor_position(y: 1, x: 4)
@tty.assert_matches <<~TTY
placeholder
> tz
TTY
@tty.send_keys("\r")
@tty.assert_cursor_position(y: 2, x: 0)
@tty.assert_matches <<~TTY
placeholder
tz
TTY
end
def test_one_item
@tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test" | #{FZY_PATH}})
@tty.assert_matches <<~TTY
placeholder
>
test
TTY
@tty.assert_cursor_position(y: 1, x: 2)
@tty.send_keys('t')
@tty.assert_cursor_position(y: 1, x: 3)
@tty.assert_matches <<~TTY
placeholder
> t
test
TTY
@tty.send_keys('z')
@tty.assert_cursor_position(y: 1, x: 4)
@tty.assert_matches <<~TTY
placeholder
> tz
TTY
@tty.send_keys("\r")
@tty.assert_cursor_position(y: 2, x: 0)
@tty.assert_matches <<~TTY
placeholder
tz
TTY
end
def test_two_items
@tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test\nfoo" | #{FZY_PATH}})
@tty.assert_cursor_position(y: 1, x: 2)
@tty.assert_matches <<~TTY
placeholder
>
test
foo
TTY
@tty.send_keys('t')
@tty.assert_cursor_position(y: 1, x: 3)
@tty.assert_matches <<~TTY
placeholder
> t
test
TTY
@tty.send_keys('z')
@tty.assert_cursor_position(y: 1, x: 4)
@tty.assert_matches <<~TTY
placeholder
> tz
TTY
@tty.send_keys("\r")
@tty.assert_matches <<~TTY
placeholder
tz
TTY
@tty.assert_cursor_position(y: 2, x: 0)
end
def ctrl(key)
((key.upcase.ord) - ('A'.ord) + 1).chr
end
def test_editing
@tty = TTYtest.new_terminal(%{echo placeholder;echo -n "test\nfoo" | #{FZY_PATH}})
@tty.assert_cursor_position(y: 1, x: 2)
@tty.assert_matches <<~TTY
placeholder
>
test
foo
TTY
@tty.send_keys("foo bar baz")
@tty.assert_cursor_position(y: 1, x: 13)
@tty.assert_matches <<~TTY
placeholder
> foo bar baz
TTY
@tty.send_keys(ctrl('H'))
@tty.assert_cursor_position(y: 1, x: 12)
@tty.assert_matches <<~TTY
placeholder
> foo bar ba
TTY
@tty.send_keys(ctrl('W'))
@tty.assert_cursor_position(y: 1, x: 10)
@tty.assert_matches <<~TTY
placeholder
> foo bar
TTY
@tty.send_keys(ctrl('U'))
@tty.assert_cursor_position(y: 1, x: 2)
@tty.assert_matches <<~TTY
placeholder
>
test
foo
TTY
end
def test_ctrl_d
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})
@tty.assert_matches ">\nfoo\nbar"
@tty.send_keys('foo')
@tty.assert_matches "> foo\nfoo"
@tty.send_keys(ctrl('D'))
@tty.assert_matches ''
@tty.assert_cursor_position(y: 0, x: 0)
end
def test_ctrl_c
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})
@tty.assert_matches ">\nfoo\nbar"
@tty.send_keys('foo')
@tty.assert_matches "> foo\nfoo"
@tty.send_keys(ctrl('C'))
@tty.assert_matches ''
@tty.assert_cursor_position(y: 0, x: 0)
end
def test_down_arrow
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH}})
@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.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.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.assert_matches ">\nfoo\nbar"
@tty.send_keys("\eOA") # first down
@tty.send_keys("\e[B\r") # and back up
@tty.assert_matches "foo"
end
def test_lines
@tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH}})
@tty.assert_matches ">\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10"
@tty = TTYtest.new_terminal(%{seq 20 | #{FZY_PATH}})
@tty.assert_matches ">\n1\n2\n3\n4\n5\n6\n7\n8\n9\n10"
@tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH} -l 5})
@tty.assert_matches ">\n1\n2\n3\n4\n5"
@tty = TTYtest.new_terminal(%{seq 10 | #{FZY_PATH} --lines=5})
@tty.assert_matches ">\n1\n2\n3\n4\n5"
end
def test_prompt
@tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH}})
@tty.send_keys("foo")
@tty.assert_matches '> foo'
@tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH} -p 'C:\\'})
@tty.send_keys("foo")
@tty.assert_matches 'C:\foo'
@tty = TTYtest.new_terminal(%{echo -n "" | #{FZY_PATH} --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.send_keys('foo')
@tty.assert_matches "> foo\n#{expected_score} foo"
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} --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.send_keys('f')
@tty.assert_matches "> f\n#{expected_score} foo"
end
def test_large_input
@tty = TTYtest.new_terminal(%{seq 100000 | #{FZY_PATH} -l 3})
@tty.send_keys('34')
@tty.assert_matches "> 34\n34\n340\n341"
@tty.send_keys('5')
@tty.assert_matches "> 345\n345\n3450\n3451"
@tty.send_keys('z')
@tty.assert_matches "> 345z"
end
def test_worker_count
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -j1})
@tty.send_keys('foo')
@tty.assert_matches "> foo\nfoo"
@tty = TTYtest.new_terminal(%{seq 100000 | #{FZY_PATH} -j1 -l3})
@tty.send_keys('34')
@tty.assert_matches "> 34\n34\n340\n341"
@tty = TTYtest.new_terminal(%{seq 100000 | #{FZY_PATH} -j200 -l3})
@tty.send_keys('34')
@tty.assert_matches "> 34\n34\n340\n341"
end
def test_initial_query
@tty = TTYtest.new_terminal(%{echo -n "foo\nbar" | #{FZY_PATH} -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.assert_matches "> asdf"
end
def test_help
@tty = TTYtest.new_terminal(%{#{FZY_PATH} --help})
@tty.assert_matches <<TTY
Usage: fzy [OPTION]...
-l, --lines=LINES Specify how many lines of results to show (default 10)
-p, --prompt=PROMPT Input prompt (default '> ')
-q, --query=QUERY Use QUERY as the initial search string
-e, --show-matches=QUERY Output the sorted matches of QUERY
-t, --tty=TTY Specify file to use as TTY device (default /dev/tty)
-s, --show-scores Show the scores of each match
-j, --workers NUM Use NUM workers for searching. (default is # of CPUs)
-h, --help Display this help and exit
-v, --version Output version information and exit
TTY
end
end