summaryrefslogtreecommitdiff
path: root/spec/unit/version_constraint_spec.rb
blob: d9a3e09741790fa3516ef6d25e93eda8c2dc5807 (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
#
# Author:: Seth Falcon (<seth@opscode.com>)
# Copyright:: Copyright 2010-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

require "spec_helper"
require "chef/version_constraint"

describe Chef::VersionConstraint do
  describe "validation" do
    bad_version = [">= 1.2.z", "> 1.2.3 < 5.0", "> 1.2.3, < 5.0"]
    bad_op = ["> >", ">$ 1.2.3", "! 3.4"]
    o_error = Chef::Exceptions::InvalidVersionConstraint
    v_error = Chef::Exceptions::InvalidCookbookVersion
    bad_version.each do |s|
      it "should raise #{v_error} when given #{s}" do
        expect { Chef::VersionConstraint.new s }.to raise_error(v_error)
      end
    end
    bad_op.each do |s|
      it "should raise #{o_error} when given #{s}" do
        expect { Chef::VersionConstraint.new s }.to raise_error(o_error)
      end
    end

    it "should interpret a lone version number as implicit = OP" do
      vc = Chef::VersionConstraint.new("1.2.3")
      expect(vc.to_s).to eq("= 1.2.3")
    end

    it "should allow initialization with [] for back compatibility" do
      Chef::VersionConstraint.new([]) == Chef::VersionConstraint.new
    end

    it "should allow initialization with ['1.2.3'] for back compatibility" do
      Chef::VersionConstraint.new(["1.2"]) == Chef::VersionConstraint.new("1.2")
    end

  end

  it "should default to >= 0.0.0" do
    vc = Chef::VersionConstraint.new
    expect(vc.to_s).to eq(">= 0.0.0")
  end

  it "should default to >= 0.0.0 when initialized with nil" do
    expect(Chef::VersionConstraint.new(nil).to_s).to eq(">= 0.0.0")
  end

  it "should work with Chef::Version classes" do
    vc = Chef::VersionConstraint.new("1.0")
    expect(vc.version).to be_an_instance_of(Chef::Version)
  end

  it "should allow ops without space separator" do
    expect(Chef::VersionConstraint.new("=1.2.3")).to eql(Chef::VersionConstraint.new("= 1.2.3"))
    expect(Chef::VersionConstraint.new(">1.2.3")).to eql(Chef::VersionConstraint.new("> 1.2.3"))
    expect(Chef::VersionConstraint.new("<1.2.3")).to eql(Chef::VersionConstraint.new("< 1.2.3"))
    expect(Chef::VersionConstraint.new(">=1.2.3")).to eql(Chef::VersionConstraint.new(">= 1.2.3"))
    expect(Chef::VersionConstraint.new("<=1.2.3")).to eql(Chef::VersionConstraint.new("<= 1.2.3"))
  end

  it "should allow ops with multiple spaces" do
    expect(Chef::VersionConstraint.new("=  1.2.3")).to eql(Chef::VersionConstraint.new("= 1.2.3"))
  end

  describe "include?" do
    describe "handles various input data types" do
      before do
        @vc = Chef::VersionConstraint.new "> 1.2.3"
      end
      it "String" do
        expect(@vc).to include "1.4"
      end
      it "Chef::Version" do
        expect(@vc).to include Chef::Version.new("1.4")
      end
      it "Chef::CookbookVersion" do
        cv = Chef::CookbookVersion.new("alice", "/tmp/blah.txt")
        cv.version = "1.4"
        expect(@vc).to include cv
      end
    end

    it "strictly less than" do
      vc = Chef::VersionConstraint.new "< 1.2.3"
      expect(vc).not_to include "1.3.0"
      expect(vc).not_to include "1.2.3"
      expect(vc).to include "1.2.2"
    end

    it "strictly greater than" do
      vc = Chef::VersionConstraint.new "> 1.2.3"
      expect(vc).to include "1.3.0"
      expect(vc).not_to include "1.2.3"
      expect(vc).not_to include "1.2.2"
    end

    it "less than or equal to" do
      vc = Chef::VersionConstraint.new "<= 1.2.3"
      expect(vc).not_to include "1.3.0"
      expect(vc).to include "1.2.3"
      expect(vc).to include "1.2.2"
    end

    it "greater than or equal to" do
      vc = Chef::VersionConstraint.new ">= 1.2.3"
      expect(vc).to include "1.3.0"
      expect(vc).to include "1.2.3"
      expect(vc).not_to include "1.2.2"
    end

    it "equal to" do
      vc = Chef::VersionConstraint.new "= 1.2.3"
      expect(vc).not_to include "1.3.0"
      expect(vc).to include "1.2.3"
      expect(vc).not_to include "0.3.0"
    end

    it "pessimistic ~> x.y.z" do
      vc = Chef::VersionConstraint.new "~> 1.2.3"
      expect(vc).to include "1.2.3"
      expect(vc).to include "1.2.4"

      expect(vc).not_to include "1.2.2"
      expect(vc).not_to include "1.3.0"
      expect(vc).not_to include "2.0.0"
    end

    it "pessimistic ~> x.y" do
      vc = Chef::VersionConstraint.new "~> 1.2"
      expect(vc).to include "1.3.3"
      expect(vc).to include "1.4"

      expect(vc).not_to include "2.2"
      expect(vc).not_to include "0.3.0"
    end
  end

  describe "to_s" do
    it "shows a patch-level if one is given" do
      vc = Chef::VersionConstraint.new "~> 1.2.0"

      expect(vc.to_s).to eq("~> 1.2.0")
    end

    it "shows no patch-level if one is not given" do
      vc = Chef::VersionConstraint.new "~> 1.2"

      expect(vc.to_s).to eq("~> 1.2")
    end
  end

  describe "inspect" do
    it "shows a patch-level if one is given" do
      vc = Chef::VersionConstraint.new "~> 1.2.0"

      expect(vc.inspect).to eq("(~> 1.2.0)")
    end

    it "shows no patch-level if one is not given" do
      vc = Chef::VersionConstraint.new "~> 1.2"

      expect(vc.inspect).to eq("(~> 1.2)")
    end
  end
end