spec/lib/api/helpers_spec.rb


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

# frozen_string_literal: true

require 'spec_helper'

describe API::Helpers do
  subject { Class.new.include(described_class).new }

  describe '#find_project' do
    let(:project) { create(:project) }

    shared_examples 'project finder' do
      context 'when project exists' do
        it 'returns requested project' do
          expect(subject.find_project(existing_id)).to eq(project)
        end

        it 'returns nil' do
          expect(subject.find_project(non_existing_id)).to be_nil
        end
      end
    end

    context 'when ID is used as an argument' do
      let(:existing_id) { project.id }
      let(:non_existing_id) { (Project.maximum(:id) || 0) + 1 }

      it_behaves_like 'project finder'
    end

    context 'when PATH is used as an argument' do
      let(:existing_id) { project.full_path }
      let(:non_existing_id) { 'something/else' }

      it_behaves_like 'project finder'

      context 'with an invalid PATH' do
        let(:non_existing_id) { 'undefined' } # path without slash

        it_behaves_like 'project finder'

        it 'does not hit the database' do
          expect(Project).not_to receive(:find_by_full_path)

          subject.find_project(non_existing_id)
        end
      end
    end
  end

  describe '#find_namespace' do
    let(:namespace) { create(:namespace) }

    shared_examples 'namespace finder' do
      context 'when namespace exists' do
        it 'returns requested namespace' do
          expect(subject.find_namespace(existing_id)).to eq(namespace)
        end
      end

      context "when namespace doesn't exists" do
        it 'returns nil' do
          expect(subject.find_namespace(non_existing_id)).to be_nil
        end
      end
    end

    context 'when ID is used as an argument' do
      let(:existing_id) { namespace.id }
      let(:non_existing_id) { 9999 }

      it_behaves_like 'namespace finder'
    end

    context 'when PATH is used as an argument' do
      let(:existing_id) { namespace.path }
      let(:non_existing_id) { 'non-existing-path' }

      it_behaves_like 'namespace finder'
    end
  end

  shared_examples 'user namespace finder' do
    let(:user1) { create(:user) }

    before do
      allow(subject).to receive(:current_user).and_return(user1)
      allow(subject).to receive(:header).and_return(nil)
      allow(subject).to receive(:not_found!).and_raise('404 Namespace not found')
    end

    context 'when namespace is group' do
      let(:namespace) { create(:group) }

      context 'when user has access to group' do
        before do
          namespace.add_guest(user1)
          namespace.save!
        end

        it 'returns requested namespace' do
          expect(namespace_finder).to eq(namespace)
        end
      end

      context "when user doesn't have access to group" do
        it 'raises not found error' do
          expect { namespace_finder }.to raise_error(RuntimeError, '404 Namespace not found')
        end
      end
    end

    context "when namespace is user's personal namespace" do
      let(:namespace) { create(:namespace) }

      context 'when user owns the namespace' do
        before do
          namespace.owner = user1
          namespace.save!
        end

        it 'returns requested namespace' do
          expect(namespace_finder).to eq(namespace)
        end
      end

      context "when user doesn't own the namespace" do
        it 'raises not found error' do
          expect { namespace_finder }.to raise_error(RuntimeError, '404 Namespace not found')
        end
      end
    end
  end

  describe '#find_namespace!' do
    let(:namespace_finder) do
      subject.find_namespace!(namespace.id)
    end

    it_behaves_like 'user namespace finder'
  end

  describe '#send_git_blob' do
    let(:repository) { double }
    let(:blob) { double(name: 'foobar') }

    let(:send_git_blob) do
      subject.send(:send_git_blob, repository, blob)
    end

    before do
      allow(subject).to receive(:env).and_return({})
      allow(subject).to receive(:content_type)
      allow(subject).to receive(:header).and_return({})
      allow(Gitlab::Workhorse).to receive(:send_git_blob)
    end

    it 'sets Gitlab::Workhorse::DETECT_HEADER header' do
      expect(send_git_blob[Gitlab::Workhorse::DETECT_HEADER]).to eq "true"
    end

    context 'content disposition' do
      context 'when blob name is null' do
        let(:blob) { double(name: nil) }

        it 'returns only the disposition' do
          expect(send_git_blob['Content-Disposition']).to eq 'inline'
        end
      end

      context 'when blob name is not null' do
        it 'returns disposition with the blob name' do
          expect(send_git_blob['Content-Disposition']).to eq %q(inline; filename="foobar"; filename*=UTF-8''foobar)
        end
      end
    end
  end
end