summaryrefslogtreecommitdiff
path: root/jni/ruby/test/rubygems/test_gem_package_tar_reader_entry.rb
blob: 11431870e42725ba1f6c002049e254d38713fe0d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
require 'rubygems/package/tar_test_case'
require 'rubygems/package'

class TestGemPackageTarReaderEntry < Gem::Package::TarTestCase

  def setup
    super

    @contents = ('a'..'z').to_a.join * 100

    @tar = ''
    @tar << tar_file_header("lib/foo", "", 0, @contents.size, Time.now)
    @tar << @contents
    @tar << "\0" * (512 - (@tar.size % 512))

    @entry = util_entry @tar
  end

  def teardown
    close_util_entry(@entry)
    super
  end

  def close_util_entry(entry)
    entry.instance_variable_get(:@io).close!
  end

  def test_bytes_read
    assert_equal 0, @entry.bytes_read

    @entry.getc

    assert_equal 1, @entry.bytes_read
  end

  def test_close
    @entry.close

    assert @entry.bytes_read

    e = assert_raises IOError do @entry.eof? end
    assert_equal 'closed Gem::Package::TarReader::Entry', e.message

    e = assert_raises IOError do @entry.getc end
    assert_equal 'closed Gem::Package::TarReader::Entry', e.message

    e = assert_raises IOError do @entry.pos end
    assert_equal 'closed Gem::Package::TarReader::Entry', e.message

    e = assert_raises IOError do @entry.read end
    assert_equal 'closed Gem::Package::TarReader::Entry', e.message

    e = assert_raises IOError do @entry.rewind end
    assert_equal 'closed Gem::Package::TarReader::Entry', e.message
  end

  def test_closed_eh
    @entry.close

    assert @entry.closed?
  end

  def test_eof_eh
    @entry.read

    assert @entry.eof?
  end

  def test_full_name
    assert_equal 'lib/foo', @entry.full_name
  end

  def test_full_name_null
    @entry.header.prefix << "\000"

    e = assert_raises Gem::Package::TarInvalidError do
      @entry.full_name
    end

    assert_equal 'tar is corrupt, name contains null byte', e.message
  end

  def test_getc
    assert_equal ?a, @entry.getc
  end

  def test_directory_eh
    assert_equal false, @entry.directory?
    dir_ent = util_dir_entry
    assert_equal true, dir_ent.directory?
  ensure
    close_util_entry(dir_ent) if dir_ent
  end

  def test_file_eh
    assert_equal true, @entry.file?
    dir_ent = util_dir_entry
    assert_equal false, dir_ent.file?
  ensure
    close_util_entry(dir_ent) if dir_ent
  end

  def test_pos
    assert_equal 0, @entry.pos

    @entry.getc

    assert_equal 1, @entry.pos
  end

  def test_read
    assert_equal @contents, @entry.read
  end

  def test_read_big
    assert_equal @contents, @entry.read(@contents.size * 2)
  end

  def test_read_small
    assert_equal @contents[0...100], @entry.read(100)
  end

  def test_rewind
    char = @entry.getc

    @entry.rewind

    assert_equal 0, @entry.pos

    assert_equal char, @entry.getc
  end

end