aboutsummaryrefslogtreecommitdiffstats
path: root/activerecord/test/cases/tasks/sqlite_rake_test.rb
blob: 13bc2c60fb442252767b069e42b6bbc9902dba32 (plain) (blame)
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
require 'cases/helper'
require 'pathname'

if current_adapter?(:SQLite3Adapter)
module ActiveRecord
  class SqliteDBCreateTest < ActiveRecord::TestCase
    def setup
      @database      = 'db_create.sqlite3'
      @connection    = stub :connection
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }

      File.stubs(:exist?).returns(false)
      ActiveRecord::Base.stubs(:connection).returns(@connection)
      ActiveRecord::Base.stubs(:establish_connection).returns(true)

      $stdout, @original_stdout = StringIO.new, $stdout
      $stderr, @original_stderr = StringIO.new, $stderr
    end

    def teardown
      $stdout, $stderr = @original_stdout, @original_stderr
    end

    def test_db_checks_database_exists
      File.expects(:exist?).with(@database).returns(false)

      ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root'
    end

    def test_when_db_created_successfully_outputs_info_to_stdout
      ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root'

      assert_equal $stdout.string, "Created database '#{@database}'\n"
    end

    def test_db_create_when_file_exists
      File.stubs(:exist?).returns(true)

      ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root'

      assert_equal $stderr.string, "Database '#{@database}' already exists\n"
    end

    def test_db_create_with_file_does_nothing
      File.stubs(:exist?).returns(true)
      $stderr.stubs(:puts).returns(nil)

      ActiveRecord::Base.expects(:establish_connection).never

      ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root'
    end

    def test_db_create_establishes_a_connection
      ActiveRecord::Base.expects(:establish_connection).with(@configuration)

      ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root'
    end

    def test_db_create_with_error_prints_message
      ActiveRecord::Base.stubs(:establish_connection).raises(Exception)

      $stderr.stubs(:puts).returns(true)
      $stderr.expects(:puts).
        with("Couldn't create database for #{@configuration.inspect}")

      assert_raises(Exception) { ActiveRecord::Tasks::DatabaseTasks.create @configuration, '/rails/root' }
    end
  end

  class SqliteDBDropTest < ActiveRecord::TestCase
    def setup
      @database      = "db_create.sqlite3"
      @path          = stub(:to_s => '/absolute/path', :absolute? => true)
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }

      Pathname.stubs(:new).returns(@path)
      File.stubs(:join).returns('/former/relative/path')
      FileUtils.stubs(:rm).returns(true)

      $stdout, @original_stdout = StringIO.new, $stdout
      $stderr, @original_stderr = StringIO.new, $stderr
    end

    def teardown
      $stdout, $stderr = @original_stdout, @original_stderr
    end

    def test_creates_path_from_database
      Pathname.expects(:new).with(@database).returns(@path)

      ActiveRecord::Tasks::DatabaseTasks.drop @configuration, '/rails/root'
    end

    def test_removes_file_with_absolute_path
      File.stubs(:exist?).returns(true)
      @path.stubs(:absolute?).returns(true)

      FileUtils.expects(:rm).with('/absolute/path')

      ActiveRecord::Tasks::DatabaseTasks.drop @configuration, '/rails/root'
    end

    def test_generates_absolute_path_with_given_root
      @path.stubs(:absolute?).returns(false)

      File.expects(:join).with('/rails/root', @path).
        returns('/former/relative/path')

      ActiveRecord::Tasks::DatabaseTasks.drop @configuration, '/rails/root'
    end

    def test_removes_file_with_relative_path
      File.stubs(:exist?).returns(true)
      @path.stubs(:absolute?).returns(false)

      FileUtils.expects(:rm).with('/former/relative/path')

      ActiveRecord::Tasks::DatabaseTasks.drop @configuration, '/rails/root'
    end

    def test_when_db_dropped_successfully_outputs_info_to_stdout
      ActiveRecord::Tasks::DatabaseTasks.drop @configuration, '/rails/root'

      assert_equal $stdout.string, "Dropped database '#{@database}'\n"
    end
  end

  class SqliteDBCharsetTest < ActiveRecord::TestCase
    def setup
      @database      = 'db_create.sqlite3'
      @connection    = stub :connection
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }

      File.stubs(:exist?).returns(false)
      ActiveRecord::Base.stubs(:connection).returns(@connection)
      ActiveRecord::Base.stubs(:establish_connection).returns(true)
    end

    def test_db_retrieves_charset
      @connection.expects(:encoding)
      ActiveRecord::Tasks::DatabaseTasks.charset @configuration, '/rails/root'
    end
  end

  class SqliteDBCollationTest < ActiveRecord::TestCase
    def setup
      @database      = 'db_create.sqlite3'
      @connection    = stub :connection
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }

      File.stubs(:exist?).returns(false)
      ActiveRecord::Base.stubs(:connection).returns(@connection)
      ActiveRecord::Base.stubs(:establish_connection).returns(true)
    end

    def test_db_retrieves_collation
      assert_raise NoMethodError do
        ActiveRecord::Tasks::DatabaseTasks.collation @configuration, '/rails/root'
      end
    end
  end

  class SqliteStructureDumpTest < ActiveRecord::TestCase
    def setup
      @database      = "db_create.sqlite3"
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }
    end

    def test_structure_dump
      dbfile   = @database
      filename = "awesome-file.sql"

      ActiveRecord::Tasks::DatabaseTasks.structure_dump @configuration, filename, '/rails/root'
      assert File.exist?(dbfile)
      assert File.exist?(filename)
    ensure
      FileUtils.rm_f(filename)
      FileUtils.rm_f(dbfile)
    end
  end

  class SqliteStructureLoadTest < ActiveRecord::TestCase
    def setup
      @database      = "db_create.sqlite3"
      @configuration = {
        'adapter'  => 'sqlite3',
        'database' => @database
      }
    end

    def test_structure_load
      dbfile   = @database
      filename = "awesome-file.sql"

      open(filename, 'w') { |f| f.puts("select datetime('now', 'localtime');") }
      ActiveRecord::Tasks::DatabaseTasks.structure_load @configuration, filename, '/rails/root'
      assert File.exist?(dbfile)
    ensure
      FileUtils.rm_f(filename)
      FileUtils.rm_f(dbfile)
    end
  end
end
end