summaryrefslogtreecommitdiff
path: root/test/rubygems/test_gem_dependency.rb
blob: 7fc4dbbebfab71dfc24b4f26bc859835e84dc706 (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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
require 'rubygems/test_case'
require 'rubygems/dependency'

class TestGemDependency < Gem::TestCase
  def test_initialize
    d = dep "pkg", "> 1.0"

    assert_equal "pkg", d.name
    assert_equal req("> 1.0"), d.requirement
  end

  def test_initialize_type_bad
    e = assert_raises ArgumentError do
      Gem::Dependency.new 'monkey' => '1.0'
    end

    assert_equal 'dependency name must be a String, was {"monkey"=>"1.0"}',
                 e.message
  end

  def test_initialize_double
    d = dep "pkg", "> 1.0", "< 2.0"
    assert_equal req("> 1.0", "< 2.0"), d.requirement
  end

  def test_initialize_empty
    d = dep "pkg"
    assert_equal req(">= 0"), d.requirement
  end

  def test_initialize_type
    assert_equal :runtime, dep("pkg").type
    assert_equal :development, dep("pkg", [], :development).type

    assert_raises ArgumentError do
      dep "pkg", :sometimes
    end
  end

  def test_initialize_version
    d = dep "pkg", v("2")
    assert_equal req("= 2"), d.requirement
  end

  def test_equals2
    o  = dep "other"
    d  = dep "pkg", "> 1.0"
    d1 = dep "pkg", "> 1.1"

    assert_equal d, d.dup
    assert_equal d.dup, d

    refute_equal d, d1
    refute_equal d1, d

    refute_equal d, o
    refute_equal o, d

    refute_equal d, Object.new
    refute_equal Object.new, d
  end

  def test_equals2_type
    refute_equal dep("pkg", :runtime), dep("pkg", :development)
  end

  def test_equals_tilde
    d = dep "a", "0"

    assert_match d,                  d,             "match self"
    assert_match dep("a", ">= 0"),   d,             "match version exact"
    assert_match dep("a", ">= 0"),   dep("a", "1"), "match version"
    refute_match dep("a"), Object.new

    Gem::Deprecate.skip_during do
      assert_match dep(/a/, ">= 0"),   d,             "match simple regexp"
      assert_match dep(/a|b/, ">= 0"), d,             "match scary regexp"
      refute_match dep(/a/), dep("b")
    end
  end

  def test_equals_tilde_escape
    refute_match dep("a|b"), dep("a", "1")
    Gem::Deprecate.skip_during do
      assert_match dep(/a|b/), dep("a", "1")
    end
  end

  def test_equals_tilde_object
    o = Object.new
    def o.name    ; 'a' end
    def o.version ; '0' end

    assert_match dep("a"), o
  end

  def test_equals_tilde_spec
    assert_match dep("a", ">= 0"),   spec("a", "0")
    assert_match dep("a", "1"),      spec("a", "1")
    Gem::Deprecate.skip_during do
      assert_match dep(/a/, ">= 0"),   spec("a", "0")
      assert_match dep(/a|b/, ">= 0"), spec("b", "0")
      refute_match dep(/a/, ">= 0"),   spec("b", "0")
    end
  end

  def test_hash
    d = dep "pkg", "1.0"

    assert_equal d.hash, d.dup.hash
    assert_equal d.dup.hash, d.hash

    refute_equal dep("pkg", "1.0").hash,   dep("pkg", "2.0").hash, "requirement"
    refute_equal dep("pkg", "1.0").hash,   dep("abc", "1.0").hash, "name"
    refute_equal dep("pkg", :development), dep("pkg", :runtime), "type"
  end

  def test_merge
    a1 = dep 'a', '~> 1.0'
    a2 = dep 'a', '= 1.0'

    a3 = a1.merge a2

    assert_equal dep('a', '~> 1.0', '= 1.0'), a3
  end

  def test_merge_default
    a1 = dep 'a'
    a2 = dep 'a', '1'

    a3 = a1.merge a2

    assert_equal dep('a', '1'), a3
  end

  def test_merge_name_mismatch
    a = dep 'a'
    b = dep 'b'

    e = assert_raises ArgumentError do
      a.merge b
    end

    assert_equal 'a (>= 0) and b (>= 0) have different names',
                 e.message
  end

  def test_merge_other_default
    a1 = dep 'a', '1'
    a2 = dep 'a'

    a3 = a1.merge a2

    assert_equal dep('a', '1'), a3
  end

  def test_prerelease_eh
    d = dep "pkg", "= 1"

    refute d.prerelease?

    d.prerelease = true

    assert d.prerelease?

    d = dep "pkg", "= 1.a"

    assert d.prerelease?

    d.prerelease = false

    assert d.prerelease?

    d = dep "pkg", "> 1.a", "> 2"

    assert d.prerelease?
  end

  def test_specific
    refute dep('a', '> 1').specific?

    assert dep('a', '= 1').specific?
  end

  def test_to_specs_suggests_other_versions
    a = util_spec 'a', '1.0', 'b' => '>= 1.0'

    a_file = File.join a.gem_dir, 'lib', 'a_file.rb'

    write_file a_file do |io|
      io.puts '# a_file.rb'
    end

    dep = Gem::Dependency.new "a", "= 2.0"

    e = assert_raises Gem::LoadError do
      dep.to_specs
    end

    assert_equal "Could not find 'a' (= 2.0) - did find: [a-1.0]", e.message
  end

  def test_to_specs_indicates_total_gem_set_size
    a = util_spec 'a', '1.0', 'b' => '>= 1.0'

    a_file = File.join a.gem_dir, 'lib', 'a_file.rb'

    write_file a_file do |io|
      io.puts '# a_file.rb'
    end

    dep = Gem::Dependency.new "b", "= 2.0"

    e = assert_raises Gem::LoadError do
      dep.to_specs
    end

    assert_equal "Could not find 'b' (= 2.0) among 1 total gem(s)", e.message
  end


end