mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
96 lines
3.3 KiB
Ruby
96 lines
3.3 KiB
Ruby
# frozen_string_literal: true
|
|
require 'rubygems/test_case'
|
|
require "rubygems/text"
|
|
|
|
class TestGemText < Gem::TestCase
|
|
include Gem::Text
|
|
|
|
def test_format_text
|
|
assert_equal "text to\nwrap", format_text("text to wrap", 8)
|
|
end
|
|
|
|
def test_format_text_indent
|
|
assert_equal " text to\n wrap", format_text("text to wrap", 8, 2)
|
|
end
|
|
|
|
def test_format_text_none
|
|
assert_equal "text to wrap", format_text("text to wrap", 40)
|
|
end
|
|
|
|
def test_format_text_none_indent
|
|
assert_equal " text to wrap", format_text("text to wrap", 40, 2)
|
|
end
|
|
|
|
def test_format_text_no_space
|
|
assert_equal "texttowr\nap", format_text("texttowrap", 8)
|
|
end
|
|
|
|
def test_format_text_trailing # for two spaces after .
|
|
text = <<-TEXT
|
|
This line is really, really long. So long, in fact, that it is more than eighty characters long! The purpose of this line is for testing wrapping behavior because sometimes people don't wrap their text to eighty characters. Without the wrapping, the text might not look good in the RSS feed.
|
|
TEXT
|
|
|
|
expected = <<-EXPECTED
|
|
This line is really, really long. So long, in fact, that it is more than
|
|
eighty characters long! The purpose of this line is for testing wrapping
|
|
behavior because sometimes people don't wrap their text to eighty characters.
|
|
Without the wrapping, the text might not look good in the RSS feed.
|
|
EXPECTED
|
|
|
|
assert_equal expected, format_text(text, 78)
|
|
end
|
|
|
|
def test_format_removes_nonprintable_characters
|
|
assert_equal "text with weird .. stuff .", format_text("text with weird \x1b\x02 stuff \x7f", 40)
|
|
end
|
|
|
|
def test_min3
|
|
assert_equal 1, min3(1, 1, 1)
|
|
assert_equal 1, min3(1, 1, 2)
|
|
assert_equal 1, min3(1, 2, 1)
|
|
assert_equal 1, min3(2, 1, 1)
|
|
assert_equal 1, min3(1, 2, 2)
|
|
assert_equal 1, min3(2, 1, 2)
|
|
assert_equal 1, min3(2, 2, 1)
|
|
assert_equal 1, min3(1, 2, 3)
|
|
assert_equal 1, min3(1, 3, 2)
|
|
assert_equal 1, min3(2, 1, 3)
|
|
assert_equal 1, min3(2, 3, 1)
|
|
assert_equal 1, min3(3, 1, 2)
|
|
assert_equal 1, min3(3, 2, 1)
|
|
end
|
|
|
|
def test_levenshtein_distance_add
|
|
assert_equal 2, levenshtein_distance("zentest", "zntst")
|
|
assert_equal 2, levenshtein_distance("zntst", "zentest")
|
|
end
|
|
|
|
def test_levenshtein_distance_empty
|
|
assert_equal 5, levenshtein_distance("abcde", "")
|
|
assert_equal 5, levenshtein_distance("", "abcde")
|
|
end
|
|
|
|
def test_levenshtein_distance_remove
|
|
assert_equal 3, levenshtein_distance("zentest", "zentestxxx")
|
|
assert_equal 3, levenshtein_distance("zentestxxx", "zentest")
|
|
assert_equal 13, levenshtein_distance("cat", "thundercatsarego")
|
|
assert_equal 13, levenshtein_distance("thundercatsarego", "cat")
|
|
end
|
|
|
|
def test_levenshtein_distance_replace
|
|
assert_equal 2, levenshtein_distance("zentest", "ZenTest")
|
|
assert_equal 7, levenshtein_distance("xxxxxxx", "ZenTest")
|
|
assert_equal 7, levenshtein_distance("zentest", "xxxxxxx")
|
|
end
|
|
|
|
def test_truncate_text
|
|
assert_equal "abc", truncate_text("abc", "desc")
|
|
assert_equal "Truncating desc to 2 characters:\nab", truncate_text("abc", "desc", 2)
|
|
s = "ab" * 500_001
|
|
assert_equal "Truncating desc to 1,000,000 characters:\n#{s[0, 1_000_000]}", truncate_text(s, "desc", 1_000_000)
|
|
end
|
|
|
|
def test_clean_text
|
|
assert_equal ".]2;nyan.", clean_text("\e]2;nyan\a")
|
|
end
|
|
end
|