tests/test_ropes.nit

   1 # This file is part of NIT ( http://www.nitlanguage.org ).
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #     http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 #alt1 import splay_ropes
  16 #alt2 import bufferized_ropes
  17
  18 var x :String = new RopeString
  19
  20 x = x + "NODE"
  21 x = x + "AT"
  22 x = x + "TEST"
  23
  24 print x
  25
  26 var lst = new List[String]
  27
  28 lst.push(new RopeString.from("ZZ"))
  29
  30 lst.push((lst.last * 5))
  31
  32 lst.push(lst.last.insert_at("AA", 2))
  33
  34 lst.push(lst.last.insert_at("NN", 0))
  35
  36 lst.push(lst.last.insert_at("II", 1))
  37
  38 lst.push(lst.last.insert_at(lst.last, 2))
  39
  40 var ss = lst.last.substring(4,4)
  41
  42 print ss
  43
  44 ss = ss.as(RopeString).insert_at("DD", 2)
  45
  46 print ss
  47
  48 ss = ss.insert_at("EE", 0)
  49
  50 print ss
  51
  52 ss = ss.insert_at("FF", ss.length)
  53
  54 print ss
  55
  56 ss = ss.to_lower
  57
  58 print ss
  59
  60 ss = ss.to_upper
  61
  62 print ss
  63
  64 ss = ss.reversed
  65
  66 print ss
  67
  68 var atb = new Array[String]
  69
  70 var s: String = new RopeString
  71 s = s + "./examples/hello_world.nit".substring(11,11) + ".types"
  72 s += "."
  73 s += "1"
  74 s += ".o"
  75
  76 print s
  77
  78 var str = new RopeString.from("now") + " step" + " live..."
  79
  80 print str
  81
  82 print str.reversed
  83
  84 for i in str.chars do printn i
  85 printn "\n"
  86
  87 for i in [0..str.length[ do printn str.chars[i]
  88 printn "\n"
  89
  90 var iter = str.chars.iterator
  91 for i in [0..str.length[ do
  92         assert str.chars[i] == iter.item
  93         iter.next
  94 end
  95
  96 assert "now step live...".hash == str.hash
  97
  98 for i in str.chars.iterator_from(8) do printn i
  99 printn "\n"
 100
 101 for i in str.chars.iterator_from(str.length-1) do printn i
 102 printn "\n"
 103
 104 for i in str.as(RopeString).reverse_substrings_from(12) do printn i
 105 printn "\n"
 106
 107 for i in str.chars.reverse_iterator do printn i
 108 printn "\n"
 109
 110 for i in str.chars.reverse_iterator_from(0) do printn i
 111 printn "\n"
 112
 113 var str2 = str.as(RopeString).insert_at(str.substring_from(3), 3)
 114
 115 print str2
 116
 117 print str2.substring(2,3)
 118
 119 for i in lst do print i
 120