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fzf/test/test_fzf.rb
Junegunn Choi ec4b8a59fa Implement --nth and --delimiter option
2014-03-30 15:12:04 +09:00

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#!/usr/bin/env ruby
# encoding: utf-8
require 'minitest/autorun'
$LOAD_PATH.unshift File.expand_path('../..', __FILE__)
ENV['FZF_EXECUTABLE'] = '0'
load 'fzf'
class TestFZF < MiniTest::Unit::TestCase
def setup
ENV.delete 'FZF_DEFAULT_SORT'
ENV.delete 'FZF_DEFAULT_OPTS'
ENV.delete 'FZF_DEFAULT_COMMAND'
end
def test_default_options
fzf = FZF.new []
assert_equal 1000, fzf.sort
assert_equal false, fzf.multi
assert_equal true, fzf.color
assert_equal nil, fzf.rxflag
assert_equal true, fzf.mouse
end
def test_environment_variables
# Deprecated
ENV['FZF_DEFAULT_SORT'] = '20000'
fzf = FZF.new []
assert_equal 20000, fzf.sort
assert_equal nil, fzf.nth
ENV['FZF_DEFAULT_OPTS'] =
'-x -m -s 10000 -q " hello world " +c +2 --no-mouse -f "goodbye world" --black --nth=3'
fzf = FZF.new []
assert_equal 10000, fzf.sort
assert_equal ' hello world ',
fzf.query.get
assert_equal 'goodbye world',
fzf.filter
assert_equal :fuzzy, fzf.extended
assert_equal true, fzf.multi
assert_equal false, fzf.color
assert_equal false, fzf.ansi256
assert_equal true, fzf.black
assert_equal false, fzf.mouse
assert_equal 3, fzf.nth
end
def test_option_parser
# Long opts
fzf = FZF.new %w[--sort=2000 --no-color --multi +i --query hello
--filter=howdy --extended-exact --no-mouse --no-256 --nth=1]
assert_equal 2000, fzf.sort
assert_equal true, fzf.multi
assert_equal false, fzf.color
assert_equal false, fzf.ansi256
assert_equal false, fzf.black
assert_equal false, fzf.mouse
assert_equal 0, fzf.rxflag
assert_equal 'hello', fzf.query.get
assert_equal 'howdy', fzf.filter
assert_equal :exact, fzf.extended
assert_equal 1, fzf.nth
fzf = FZF.new %w[--sort=2000 --no-color --multi +i --query hello
--filter a --filter b --no-256 --black --nth 2
--no-sort -i --color --no-multi --256]
assert_equal nil, fzf.sort
assert_equal false, fzf.multi
assert_equal true, fzf.color
assert_equal true, fzf.ansi256
assert_equal true, fzf.black
assert_equal true, fzf.mouse
assert_equal 1, fzf.rxflag
assert_equal 'b', fzf.filter
assert_equal 'hello', fzf.query.get
assert_equal nil, fzf.extended
assert_equal 2, fzf.nth
# Short opts
fzf = FZF.new %w[-s 2000 +c -m +i -qhello -x -fhowdy +2 -n3]
assert_equal 2000, fzf.sort
assert_equal true, fzf.multi
assert_equal false, fzf.color
assert_equal false, fzf.ansi256
assert_equal 0, fzf.rxflag
assert_equal 'hello', fzf.query.get
assert_equal 'howdy', fzf.filter
assert_equal :fuzzy, fzf.extended
assert_equal 3, fzf.nth
# Left-to-right
fzf = FZF.new %w[-s 2000 +c -m +i -qhello -x -fgoodbye +2 -n3 -n4
-s 3000 -c +m -i -q world +x -fworld -2 --black --no-black]
assert_equal 3000, fzf.sort
assert_equal false, fzf.multi
assert_equal true, fzf.color
assert_equal true, fzf.ansi256
assert_equal false, fzf.black
assert_equal 1, fzf.rxflag
assert_equal 'world', fzf.query.get
assert_equal 'world', fzf.filter
assert_equal nil, fzf.extended
assert_equal 4, fzf.nth
fzf = FZF.new %w[--query hello +s -s 2000 --query=world]
assert_equal 2000, fzf.sort
assert_equal 'world', fzf.query.get
rescue SystemExit => e
assert false, "Exited"
end
def test_invalid_option
[%w[--unknown], %w[yo dawg]].each do |argv|
assert_raises(SystemExit) do
fzf = FZF.new argv
end
end
assert_raises(SystemExit) do
fzf = FZF.new %w[--nth=0]
end
assert_raises(SystemExit) do
fzf = FZF.new %w[-n 0]
end
end
# FIXME Only on 1.9 or above
def test_width
fzf = FZF.new []
assert_equal 5, fzf.width('abcde')
assert_equal 4, fzf.width('한글')
assert_equal 5, fzf.width('한글.')
end
def test_trim
fzf = FZF.new []
assert_equal ['사.', 6], fzf.trim('가나다라마바사.', 4, true)
assert_equal ['바사.', 5], fzf.trim('가나다라마바사.', 5, true)
assert_equal ['바사.', 5], fzf.trim('가나다라마바사.', 6, true)
assert_equal ['마바사.', 4], fzf.trim('가나다라마바사.', 7, true)
assert_equal ['가나', 6], fzf.trim('가나다라마바사.', 4, false)
assert_equal ['가나', 6], fzf.trim('가나다라마바사.', 5, false)
assert_equal ['가나a', 6], fzf.trim('가나ab라마바사.', 5, false)
assert_equal ['가나ab', 5], fzf.trim('가나ab라마바사.', 6, false)
assert_equal ['가나ab', 5], fzf.trim('가나ab라마바사.', 7, false)
end
def test_format
fzf = FZF.new []
assert_equal [['01234..', false]], fzf.format('0123456789', 7, [])
assert_equal [['012', false], ['34', true], ['..', false]],
fzf.format('0123456789', 7, [[3, 5]])
assert_equal [['..56', false], ['789', true]],
fzf.format('0123456789', 7, [[7, 10]])
assert_equal [['..56', false], ['78', true], ['9', false]],
fzf.format('0123456789', 7, [[7, 9]])
(3..5).each do |i|
assert_equal [['..', false], ['567', true], ['89', false]],
fzf.format('0123456789', 7, [[i, 8]])
end
assert_equal [['..', false], ['345', true], ['..', false]],
fzf.format('0123456789', 7, [[3, 6]])
assert_equal [['012', false], ['34', true], ['..', false]],
fzf.format('0123456789', 7, [[3, 5]])
# Multi-region
assert_equal [["0", true], ["1", false], ["2", true], ["34..", false]],
fzf.format('0123456789', 7, [[0, 1], [2, 3]])
assert_equal [["..", false], ["5", true], ["6", false], ["78", true], ["9", false]],
fzf.format('0123456789', 7, [[3, 6], [7, 9]])
assert_equal [["..", false], ["3", true], ["4", false], ["5", true], ["..", false]],
fzf.format('0123456789', 7, [[3, 4], [5, 6]])
# Multi-region Overlap
assert_equal [["..", false], ["345", true], ["..", false]],
fzf.format('0123456789', 7, [[4, 5], [3, 6]])
end
def test_fuzzy_matcher
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE
list = %w[
juice
juiceful
juiceless
juicily
juiciness
juicy]
assert matcher.caches.empty?
assert_equal(
[["juice", [[0, 1]]],
["juiceful", [[0, 1]]],
["juiceless", [[0, 1]]],
["juicily", [[0, 1]]],
["juiciness", [[0, 1]]],
["juicy", [[0, 1]]]], matcher.match(list, 'j', '', '').sort)
assert !matcher.caches.empty?
assert_equal [list.object_id], matcher.caches.keys
assert_equal 1, matcher.caches[list.object_id].length
assert_equal 6, matcher.caches[list.object_id]['j'].length
assert_equal(
[["juicily", [[0, 5]]],
["juiciness", [[0, 5]]]], matcher.match(list, 'jii', '', '').sort)
assert_equal(
[["juicily", [[2, 5]]],
["juiciness", [[2, 5]]]], matcher.match(list, 'ii', '', '').sort)
assert_equal 3, matcher.caches[list.object_id].length
assert_equal 2, matcher.caches[list.object_id]['ii'].length
# TODO : partial_cache
end
def test_fuzzy_matcher_rxflag
assert_equal nil, FZF::FuzzyMatcher.new(nil).rxflag
assert_equal 0, FZF::FuzzyMatcher.new(0).rxflag
assert_equal 1, FZF::FuzzyMatcher.new(1).rxflag
assert_equal 1, FZF::FuzzyMatcher.new(nil).rxflag_for('abc')
assert_equal 0, FZF::FuzzyMatcher.new(nil).rxflag_for('Abc')
assert_equal 0, FZF::FuzzyMatcher.new(0).rxflag_for('abc')
assert_equal 0, FZF::FuzzyMatcher.new(0).rxflag_for('Abc')
assert_equal 1, FZF::FuzzyMatcher.new(1).rxflag_for('abc')
assert_equal 1, FZF::FuzzyMatcher.new(1).rxflag_for('Abc')
end
def test_fuzzy_matcher_case_sensitive
# Smart-case match (Uppercase found)
assert_equal [['Fruit', [[0, 5]]]],
FZF::FuzzyMatcher.new(nil).match(%w[Fruit Grapefruit], 'Fruit', '', '').sort
# Smart-case match (Uppercase not-found)
assert_equal [["Fruit", [[0, 5]]], ["Grapefruit", [[5, 10]]]],
FZF::FuzzyMatcher.new(nil).match(%w[Fruit Grapefruit], 'fruit', '', '').sort
# Case-sensitive match (-i)
assert_equal [['Fruit', [[0, 5]]]],
FZF::FuzzyMatcher.new(0).match(%w[Fruit Grapefruit], 'Fruit', '', '').sort
# Case-insensitive match (+i)
assert_equal [["Fruit", [[0, 5]]], ["Grapefruit", [[5, 10]]]],
FZF::FuzzyMatcher.new(Regexp::IGNORECASE).
match(%w[Fruit Grapefruit], 'Fruit', '', '').sort
end
def test_extended_fuzzy_matcher_case_sensitive
%w['Fruit Fruit$].each do |q|
# Smart-case match (Uppercase found)
assert_equal [['Fruit', [[0, 5]]]],
FZF::ExtendedFuzzyMatcher.new(nil).match(%w[Fruit Grapefruit], q, '', '').sort
# Smart-case match (Uppercase not-found)
assert_equal [["Fruit", [[0, 5]]], ["Grapefruit", [[5, 10]]]],
FZF::ExtendedFuzzyMatcher.new(nil).match(%w[Fruit Grapefruit], q.downcase, '', '').sort
# Case-sensitive match (-i)
assert_equal [['Fruit', [[0, 5]]]],
FZF::ExtendedFuzzyMatcher.new(0).match(%w[Fruit Grapefruit], q, '', '').sort
# Case-insensitive match (+i)
assert_equal [["Fruit", [[0, 5]]], ["Grapefruit", [[5, 10]]]],
FZF::ExtendedFuzzyMatcher.new(Regexp::IGNORECASE).
match(%w[Fruit Grapefruit], q, '', '').sort
end
end
def test_extended_fuzzy_matcher
matcher = FZF::ExtendedFuzzyMatcher.new Regexp::IGNORECASE
list = %w[
juice
juiceful
juiceless
juicily
juiciness
juicy
_juice]
match = proc { |q, prefix|
matcher.match(list, q, prefix, '').sort.map { |p| [p.first, p.last.sort] }
}
assert matcher.caches.empty?
3.times do
['y j', 'j y'].each do |pat|
(0..pat.length - 1).each do |prefix_length|
prefix = pat[0, prefix_length]
assert_equal(
[["juicily", [[0, 1], [6, 7]]],
["juicy", [[0, 1], [4, 5]]]],
match.call(pat, prefix))
end
end
# $
assert_equal [["juiceful", [[7, 8]]]], match.call('l$', '')
assert_equal [["juiceful", [[7, 8]]],
["juiceless", [[5, 6]]],
["juicily", [[5, 6]]]], match.call('l', '')
# ^
assert_equal list.length, match.call('j', '').length
assert_equal list.length - 1, match.call('^j', '').length
# ^ + $
assert_equal 0, match.call('^juici$', '').length
assert_equal 1, match.call('^juice$', '').length
assert_equal 0, match.call('^.*$', '').length
# !
assert_equal 0, match.call('!j', '').length
# ! + ^
assert_equal [["_juice", []]], match.call('!^j', '')
# ! + $
assert_equal list.length - 1, match.call('!l$', '').length
# ! + f
assert_equal [["juicy", [[4, 5]]]], match.call('y !l', '')
# '
assert_equal %w[juiceful juiceless juicily],
match.call('il', '').map { |e| e.first }
assert_equal %w[juicily],
match.call("'il", '').map { |e| e.first }
assert_equal (list - %w[juicily]).sort,
match.call("!'il", '').map { |e| e.first }.sort
end
assert !matcher.caches.empty?
end
def test_xfuzzy_matcher_prefix_cache
matcher = FZF::ExtendedFuzzyMatcher.new Regexp::IGNORECASE
list = %w[
a.java
b.java
java.jive
c.java$
d.java
]
2.times do
assert_equal 5, matcher.match(list, 'java', 'java', '').length
assert_equal 3, matcher.match(list, 'java$', 'java$', '').length
assert_equal 1, matcher.match(list, 'java$$', 'java$$', '').length
assert_equal 0, matcher.match(list, '!java', '!java', '').length
assert_equal 4, matcher.match(list, '!^jav', '!^jav', '').length
assert_equal 4, matcher.match(list, '!^java', '!^java', '').length
assert_equal 2, matcher.match(list, '!^java !b !c', '!^java', '').length
end
end
def test_sort_by_rank
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE
xmatcher = FZF::ExtendedFuzzyMatcher.new Regexp::IGNORECASE
list = %w[
0____1
0_____1
01
____0_1
01_
_01_
0______1
___01___
]
assert_equal(
[["01", [[0, 2]]],
["01_", [[0, 2]]],
["_01_", [[1, 3]]],
["___01___", [[3, 5]]],
["____0_1", [[4, 7]]],
["0____1", [[0, 6]]],
["0_____1", [[0, 7]]],
["0______1", [[0, 8]]]],
FZF.new([]).sort_by_rank(matcher.match(list, '01', '', '')))
assert_equal(
[["01", [[0, 1], [1, 2]]],
["01_", [[0, 1], [1, 2]]],
["_01_", [[1, 2], [2, 3]]],
["0____1", [[0, 1], [5, 6]]],
["0_____1", [[0, 1], [6, 7]]],
["____0_1", [[4, 5], [6, 7]]],
["0______1", [[0, 1], [7, 8]]],
["___01___", [[3, 4], [4, 5]]]],
FZF.new([]).sort_by_rank(xmatcher.match(list, '0 1', '', '')))
assert_equal(
[["_01_", [[1, 3], [0, 4]]],
["0____1", [[0, 6], [1, 3]]],
["0_____1", [[0, 7], [1, 3]]],
["0______1", [[0, 8], [1, 3]]],
["___01___", [[3, 5], [0, 2]]],
["____0_1", [[4, 7], [0, 2]]]],
FZF.new([]).sort_by_rank(xmatcher.match(list, '01 __', '', '')))
end
def test_extended_exact_mode
exact = FZF::ExtendedFuzzyMatcher.new Regexp::IGNORECASE, :exact
fuzzy = FZF::ExtendedFuzzyMatcher.new Regexp::IGNORECASE, :fuzzy
list = %w[
extended-exact-mode-not-fuzzy
extended'-fuzzy-mode
]
assert_equal 2, fuzzy.match(list, 'extended', '', '').length
assert_equal 2, fuzzy.match(list, 'mode extended', '', '').length
assert_equal 2, fuzzy.match(list, 'xtndd', '', '').length
assert_equal 2, fuzzy.match(list, "'-fuzzy", '', '').length
assert_equal 2, exact.match(list, 'extended', '', '').length
assert_equal 2, exact.match(list, 'mode extended', '', '').length
assert_equal 0, exact.match(list, 'xtndd', '', '').length
assert_equal 1, exact.match(list, "'-fuzzy", '', '').length
assert_equal 2, exact.match(list, "-fuzzy", '', '').length
end
if RUBY_PLATFORM =~ /darwin/
NFD = '한글'
def test_nfc
assert_equal 6, NFD.length
assert_equal ["한글", [[0, 1], [1, 2]]],
FZF::UConv.nfc(NFD, [[0, 3], [3, 6]])
nfd2 = 'before' + NFD + 'after'
assert_equal 6 + 6 + 5, nfd2.length
nfc, offsets = FZF::UConv.nfc(nfd2, [[4, 14], [9, 13]])
o1, o2 = offsets
assert_equal 'before한글after', nfc
assert_equal 're한글af', nfc[(o1.first...o1.last)]
assert_equal '글a', nfc[(o2.first...o2.last)]
end
def test_nfd
nfc = '한글'
nfd = FZF::UConv.nfd(nfc)
assert_equal 2, nfd.length
assert_equal 6, nfd.join.length
assert_equal NFD, nfd.join
end
def test_nfd_fuzzy_matcher
matcher = FZF::FuzzyMatcher.new 0
assert_equal [], matcher.match([NFD + NFD], '할', '', '')
match = matcher.match([NFD + NFD], '글글', '', '')
assert_equal [[NFD + NFD, [[3, 12]]]], match
assert_equal ['한글한글', [[1, 4]]], FZF::UConv.nfc(*match.first)
end
def test_nfd_extended_fuzzy_matcher
matcher = FZF::ExtendedFuzzyMatcher.new 0
assert_equal [], matcher.match([NFD], "'글글", '', '')
match = matcher.match([NFD], "'한글", '', '')
assert_equal [[NFD, [[0, 6]]]], match
assert_equal ['한글', [[0, 2]]], FZF::UConv.nfc(*match.first)
end
end
def test_split
assert_equal ["a", "b", "c", "\xFF", "d", "e", "f"],
FZF::UConv.split("abc\xFFdef")
end
# ^$ -> matches empty item
def test_format_empty_item
fzf = FZF.new []
item = ['', [[0, 0]]]
line, offsets = fzf.convert_item item
tokens = fzf.format line, 80, offsets
assert_equal [], tokens
end
def test_mouse_event
interval = FZF::MouseEvent::DOUBLE_CLICK_INTERVAL
me = FZF::MouseEvent.new nil
me.v = 10
assert_equal false, me.double?(10)
assert_equal false, me.double?(20)
me.v = 20
assert_equal false, me.double?(10)
assert_equal false, me.double?(20)
me.v = 20
assert_equal false, me.double?(10)
assert_equal true, me.double?(20)
sleep interval
assert_equal false, me.double?(20)
end
def test_nth_match
list = [
' first second third',
'fourth fifth sixth',
]
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE
assert_equal list, matcher.match(list, 'f', '', '').map(&:first)
assert_equal [
[list[0], [[2, 5]]],
[list[1], [[9, 17]]]], matcher.match(list, 'is', '', '')
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 2
assert_equal [[list[1], [[8, 9]]]], matcher.match(list, 'f', '', '')
assert_equal [[list[0], [[8, 9]]]], matcher.match(list, 's', '', '')
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 3
assert_equal [[list[0], [[19, 20]]]], matcher.match(list, 'r', '', '')
regex = FZF.build_delim_regex "\t"
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 1, regex
assert_equal [[list[0], [[3, 10]]]], matcher.match(list, 're', '', '')
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 2, regex
assert_equal [], matcher.match(list, 'r', '', '')
assert_equal [[list[1], [[9, 17]]]], matcher.match(list, 'is', '', '')
# Negative indexing
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, -1, regex
assert_equal [[list[0], [[3, 6]]]], matcher.match(list, 'rt', '', '')
assert_equal [[list[0], [[2, 5]]], [list[1], [[9, 17]]]], matcher.match(list, 'is', '', '')
# Regex delimiter
regex = FZF.build_delim_regex "[ \t]+"
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 1, regex
assert_equal [list[1]], matcher.match(list, 'f', '', '').map(&:first)
matcher = FZF::FuzzyMatcher.new Regexp::IGNORECASE, 2, regex
assert_equal [[list[0], [[1, 2]]], [list[1], [[8, 9]]]], matcher.match(list, 'f', '', '')
end
end
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