fzf/test/test_filter.rb

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2025-01-25 19:57:40 +09:00
# frozen_string_literal: true
require_relative 'lib/common'
# Non-interactive tests
class TestFilter < TestBase
def test_default_extended
assert_equal '100', `seq 100 | #{FZF} -f "1 00$"`.chomp
assert_equal '', `seq 100 | #{FZF} -f "1 00$" +x`.chomp
end
def test_exact
assert_equal 4, `seq 123 | #{FZF} -f 13`.lines.length
assert_equal 2, `seq 123 | #{FZF} -f 13 -e`.lines.length
assert_equal 4, `seq 123 | #{FZF} -f 13 +e`.lines.length
end
def test_or_operator
assert_equal %w[1 5 10], `seq 10 | #{FZF} -f "1 | 5"`.lines(chomp: true)
assert_equal %w[1 10 2 3 4 5 6 7 8 9],
`seq 10 | #{FZF} -f '1 | !1'`.lines(chomp: true)
end
def test_smart_case_for_each_term
assert_equal 1, `echo Foo bar | #{FZF} -x -f "foo Fbar" | wc -l`.to_i
end
def test_filter_exitstatus
# filter / streaming filter
['', '--no-sort'].each do |opts|
assert_includes `echo foo | #{FZF} -f foo #{opts}`, 'foo'
assert_equal 0, $CHILD_STATUS.exitstatus
assert_empty `echo foo | #{FZF} -f bar #{opts}`
assert_equal 1, $CHILD_STATUS.exitstatus
end
end
def test_long_line
data = '.' * 256 * 1024
File.open(tempname, 'w') do |f|
f << data
end
assert_equal data, `#{FZF} -f . < #{tempname}`.chomp
end
def test_read0
lines = `find .`.lines(chomp: true)
assert_equal lines.last, `find . | #{FZF} -e -f "^#{lines.last}$"`.chomp
assert_equal \
lines.last,
`find . -print0 | #{FZF} --read0 -e -f "^#{lines.last}$"`.chomp
end
def test_with_nth_basic
writelines(['hello world ', 'byebye'])
assert_equal \
'hello world ',
`#{FZF} -f"^he hehe" -x -n 2.. --with-nth 2,1,1 < #{tempname}`.chomp
end
def test_with_nth_ansi
writelines(["\x1b[33mhello \x1b[34;1mworld\x1b[m ", 'byebye'])
assert_equal \
'hello world ',
`#{FZF} -f"^he hehe" -x -n 2.. --with-nth 2,1,1 --ansi < #{tempname}`.chomp
end
def test_with_nth_no_ansi
src = "\x1b[33mhello \x1b[34;1mworld\x1b[m "
writelines([src, 'byebye'])
assert_equal \
src,
`#{FZF} -fhehe -x -n 2.. --with-nth 2,1,1 --no-ansi < #{tempname}`.chomp
end
def test_escaped_meta_characters
input = [
'foo^bar',
'foo$bar',
'foo!bar',
"foo'bar",
'foo bar',
'bar foo'
]
writelines(input)
assert_equal input.length, `#{FZF} -f'foo bar' < #{tempname}`.lines.length
assert_equal input.length - 1, `#{FZF} -f'^foo bar$' < #{tempname}`.lines.length
assert_equal ['foo bar'], `#{FZF} -f'foo\\ bar' < #{tempname}`.lines(chomp: true)
assert_equal ['foo bar'], `#{FZF} -f'^foo\\ bar$' < #{tempname}`.lines(chomp: true)
assert_equal input.length - 1, `#{FZF} -f'!^foo\\ bar$' < #{tempname}`.lines.length
end
def test_normalized_match
echoes = '(echo a; echo á; echo A; echo Á;)'
assert_equal %w[a á A Á], `#{echoes} | #{FZF} -f a`.lines.map(&:chomp)
assert_equal %w[á Á], `#{echoes} | #{FZF} -f á`.lines.map(&:chomp)
assert_equal %w[A Á], `#{echoes} | #{FZF} -f A`.lines.map(&:chomp)
assert_equal %w[Á], `#{echoes} | #{FZF} -f Á`.lines.map(&:chomp)
end
def test_unicode_case
writelines(%w[строКА1 СТРОКА2 строка3 Строка4])
assert_equal %w[СТРОКА2 Строка4], `#{FZF} -fС < #{tempname}`.lines(chomp: true)
assert_equal %w[строКА1 СТРОКА2 строка3 Строка4], `#{FZF} -fс < #{tempname}`.lines(chomp: true)
end
def test_tiebreak
input = %w[
--foobar--------
-----foobar---
----foobar--
-------foobar-
]
writelines(input)
assert_equal input, `#{FZF} -ffoobar --tiebreak=index < #{tempname}`.lines(chomp: true)
by_length = %w[
----foobar--
-----foobar---
-------foobar-
--foobar--------
]
assert_equal by_length, `#{FZF} -ffoobar < #{tempname}`.lines(chomp: true)
assert_equal by_length, `#{FZF} -ffoobar --tiebreak=length < #{tempname}`.lines(chomp: true)
by_begin = %w[
--foobar--------
----foobar--
-----foobar---
-------foobar-
]
assert_equal by_begin, `#{FZF} -ffoobar --tiebreak=begin < #{tempname}`.lines(chomp: true)
assert_equal by_begin, `#{FZF} -f"!z foobar" -x --tiebreak begin < #{tempname}`.lines(chomp: true)
assert_equal %w[
-------foobar-
----foobar--
-----foobar---
--foobar--------
], `#{FZF} -ffoobar --tiebreak end < #{tempname}`.lines(chomp: true)
assert_equal input, `#{FZF} -f"!z" -x --tiebreak end < #{tempname}`.lines(chomp: true)
end
def test_tiebreak_index_begin
writelines([
'xoxxxxxoxx',
'xoxxxxxox',
'xxoxxxoxx',
'xxxoxoxxx',
'xxxxoxox',
' xxoxoxxx'
])
assert_equal [
'xxxxoxox',
' xxoxoxxx',
'xxxoxoxxx',
'xxoxxxoxx',
'xoxxxxxox',
'xoxxxxxoxx'
], `#{FZF} -foo < #{tempname}`.lines(chomp: true)
assert_equal [
'xxxoxoxxx',
'xxxxoxox',
' xxoxoxxx',
'xxoxxxoxx',
'xoxxxxxoxx',
'xoxxxxxox'
], `#{FZF} -foo --tiebreak=index < #{tempname}`.lines(chomp: true)
# Note that --tiebreak=begin is now based on the first occurrence of the
# first character on the pattern
assert_equal [
' xxoxoxxx',
'xxxoxoxxx',
'xxxxoxox',
'xxoxxxoxx',
'xoxxxxxoxx',
'xoxxxxxox'
], `#{FZF} -foo --tiebreak=begin < #{tempname}`.lines(chomp: true)
assert_equal [
' xxoxoxxx',
'xxxoxoxxx',
'xxxxoxox',
'xxoxxxoxx',
'xoxxxxxox',
'xoxxxxxoxx'
], `#{FZF} -foo --tiebreak=begin,length < #{tempname}`.lines(chomp: true)
end
def test_tiebreak_begin_algo_v2
writelines(['baz foo bar',
'foo bar baz'])
assert_equal [
'foo bar baz',
'baz foo bar'
], `#{FZF} -fbar --tiebreak=begin --algo=v2 < #{tempname}`.lines(chomp: true)
end
def test_tiebreak_end
writelines(['xoxxxxxxxx',
'xxoxxxxxxx',
'xxxoxxxxxx',
'xxxxoxxxx',
'xxxxxoxxx',
' xxxxoxxx'])
assert_equal [
' xxxxoxxx',
'xxxxoxxxx',
'xxxxxoxxx',
'xoxxxxxxxx',
'xxoxxxxxxx',
'xxxoxxxxxx'
], `#{FZF} -fo < #{tempname}`.lines(chomp: true)
assert_equal [
'xxxxxoxxx',
' xxxxoxxx',
'xxxxoxxxx',
'xxxoxxxxxx',
'xxoxxxxxxx',
'xoxxxxxxxx'
], `#{FZF} -fo --tiebreak=end < #{tempname}`.lines(chomp: true)
assert_equal [
'xxxxxoxxx',
' xxxxoxxx',
'xxxxoxxxx',
'xxxoxxxxxx',
'xxoxxxxxxx',
'xoxxxxxxxx'
], `#{FZF} -fo --tiebreak=end,length,begin < #{tempname}`.lines(chomp: true)
writelines(['/bar/baz', '/foo/bar/baz'])
assert_equal [
'/foo/bar/baz',
'/bar/baz'
], `#{FZF} -fbaz --tiebreak=end < #{tempname}`.lines(chomp: true)
end
def test_tiebreak_length_with_nth
input = %w[
1:hell
123:hello
12345:he
1234567:h
]
writelines(input)
output = %w[
1:hell
12345:he
123:hello
1234567:h
]
assert_equal output, `#{FZF} -fh < #{tempname}`.lines(chomp: true)
# Since 0.16.8, --nth doesn't affect --tiebreak
assert_equal output, `#{FZF} -fh -n2 -d: < #{tempname}`.lines(chomp: true)
end
def test_tiebreak_chunk
writelines(['1 foobarbaz ba',
'2 foobar baz',
'3 foo barbaz'])
assert_equal [
'3 foo barbaz',
'2 foobar baz',
'1 foobarbaz ba'
], `#{FZF} -fo --tiebreak=chunk < #{tempname}`.lines(chomp: true)
assert_equal [
'1 foobarbaz ba',
'2 foobar baz',
'3 foo barbaz'
], `#{FZF} -fba --tiebreak=chunk < #{tempname}`.lines(chomp: true)
assert_equal [
'3 foo barbaz'
], `#{FZF} -f'!foobar' --tiebreak=chunk < #{tempname}`.lines(chomp: true)
end
def test_boundary_match
# Underscore boundaries should be ranked lower
{
default: [' x '] + %w[/x/ [x] -x- -x_ _x- _x_],
path: ['/x/', ' x '] + %w[[x] -x- -x_ _x- _x_],
history: ['[x]', '-x-', ' x '] + %w[/x/ -x_ _x- _x_]
}.each do |scheme, expected|
result = `printf -- 'xxx\n-xx\nxx-\n_x_\n_x-\n-x_\n[x]\n-x-\n x \n/x/\n' | #{FZF} -f"'x'" --scheme=#{scheme}`.lines(chomp: true)
assert_equal expected, result
end
end
end