lib/base64/tests/test_base64.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 module test_base64 is test
  16
  17 import base64
  18
  19 class TestBase64
  20         test
  21
  22         fun test_encode is test do
  23                 assert "".encode_base64 == ""
  24                 assert "f".encode_base64 == "Zg=="
  25                 assert "fo".encode_base64 == "Zm8="
  26                 assert "foo".encode_base64 == "Zm9v"
  27                 assert "foob".encode_base64 == "Zm9vYg=="
  28                 assert "fooba".encode_base64 == "Zm9vYmE="
  29                 assert "foobar".encode_base64 == "Zm9vYmFy"
  30         end
  31
  32         fun test_decode is test do
  33                 assert "".decode_base64.to_s == ""
  34                 assert "Zg==".decode_base64.to_s == "f"
  35                 assert "Zm8=".decode_base64.to_s == "fo"
  36                 assert "Zm9v".decode_base64.to_s == "foo"
  37                 assert "Zm9vYg==".decode_base64.to_s == "foob"
  38                 assert "Zm9vYmE=".decode_base64.to_s == "fooba"
  39                 assert "Zm9vYmFy".decode_base64.to_s == "foobar"
  40
  41                 assert "Zm9vYg".decode_base64.to_s == "foob"
  42                 assert "Zm9vYmE".decode_base64.to_s == "fooba"
  43                 assert "Zm9v*Yg".decode_base64.to_s == "foob"
  44         end
  45
  46         fun test_is_base64 is test do
  47                 assert "Znm=".is_base64
  48                 assert not "Znm===".is_base64
  49                 assert not "Z.sd=".is_base64
  50                 assert not "Z==D".is_base64
  51         end
  52
  53         fun test_check_base64 is test do
  54                 assert "Znm=".check_base64 == null
  55                 assert "Znm===".check_base64.as(not null).to_s == "Invalid padding length"
  56                 assert "Z.sd=".check_base64.as(not null).to_s == "Invalid Base64 character at position 1: ."
  57                 assert "Z==D".check_base64.as(not null).to_s == "Invalid padding character D at position 3"
  58         end
  59 end