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 var x :String = new RopeString
  16
  17 x = x + "NODE"
  18 x = x + "AT"
  19 x = x + "TEST"
  20
  21 print x
  22
  23 var lst = new List[String]
  24
  25 lst.push(new RopeString.from("ZZ"))
  26
  27 lst.push((lst.last * 5))
  28
  29 lst.push(lst.last.insert_at("AA", 2))
  30
  31 lst.push(lst.last.insert_at("NN", 0))
  32
  33 lst.push(lst.last.insert_at("II", 1))
  34
  35 lst.push(lst.last.insert_at(lst.last, 2))
  36
  37 var ss = lst.last.substring(4,4)
  38
  39 print ss
  40
  41 ss = ss.as(RopeString).insert_at("DD", 2)
  42
  43 print ss
  44
  45 ss = ss.insert_at("EE", 0)
  46
  47 print ss
  48
  49 ss = ss.insert_at("FF", ss.length)
  50
  51 print ss
  52
  53 ss = ss.to_lower
  54
  55 print ss
  56
  57 ss = ss.to_upper
  58
  59 print ss
  60
  61 ss = ss.reversed
  62
  63 print ss
  64
  65 var atb = new Array[String]
  66
  67 var s = new RopeString
  68 s = s.prepend(".types").as(RopeString)
  69 s = s.prepend("./examples/hello_world.nit".substring(11,11)).as(RopeString)
  70 s = s.append(".").as(RopeString)
  71 s = s.append("1").as(RopeString)
  72 s = s.append(".o").as(RopeString)
  73
  74 print s
  75
  76 var str = new RopeString.from("now") + " step" + " live..."
  77
  78 print str
  79
  80 print str.reversed
  81
  82 for i in str.chars do printn i
  83 printn "\n"
  84
  85 for i in [0..str.length[ do printn str.chars[i]
  86 printn "\n"
  87
  88 var iter = str.chars.iterator
  89 for i in [0..str.length[ do
  90         assert str.chars[i] == iter.item
  91         iter.next
  92 end
  93
  94 assert "now step live...".hash == str.hash
  95
  96 for i in str.chars.iterator_from(8) do printn i
  97 printn "\n"
  98
  99 for i in str.chars.iterator_from(str.length-1) do printn i
 100 printn "\n"
 101
 102 for i in str.as(RopeString).reverse_substrings_from(12) do printn i
 103 printn "\n"
 104
 105 for i in str.chars.reverse_iterator do printn i
 106 printn "\n"
 107
 108 for i in str.chars.reverse_iterator_from(0) do printn i
 109 printn "\n"
 110
 111 var str2 = str.as(RopeString).insert_at(str.substring_from(3), 3)
 112
 113 print str2
 114
 115 print str2.substring(2,3)
 116
 117 for i in lst do print i
 118