summaryrefslogtreecommitdiff
path: root/t/test-parser.rb
blob: 9965e652f441151aeaadc10cf6bca635077831ba (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
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
#!/usr/bin/ruby1.8 -I./bin/ -I../bin/


require 'test/unit'
load    'custodian-enqueue'



#
# Unit test for our parser.
#
class TestParser < Test::Unit::TestCase

  #
  # Create the test suite environment: NOP.
  #
  def setup
  end

  #
  # Destroy the test suite environment: NOP.
  #
  def teardown
  end


  #
  #  Test we can create a new parser object - specifically
  # that it throws exceptions if it is not given a filename
  # that exists.
  #
  def test_init

    #
    #  Missing filename -> Exception
    #
    assert_raise ArgumentError do
      MonitorConfig.new()
    end

    #
    #  Filename points to file that doesn't exist -> Exception
    #
    assert_raise ArgumentError do
      MonitorConfig.new("/file/doesn't/exist")
    end

    #
    #  File that exists -> No Exception.
    #
    assert_nothing_raised do
      MonitorConfig.new("/dev/null" )
    end

  end


  #
  #  Test that we can define macros.
  #
  def test_macros

    parser = MonitorConfig.new("/dev/null" )

    #
    #  With nothing loaded we should have zero macros - so the
    # count of our macros hash should be zero
    #
    macros = parser.macros
    assert( macros.empty? )
    assert( macros.size() == 0 )


    #
    #  Define a macro:
    #
    #  FOO =>  "kvm1.vm.bytemark.co.uk", "kvm2.vm.bytemark.co.uk".
    #
    #  Before defining it double-check it doesn't exist
    #
    assert( !(parser.is_macro?( "FOO" )) )

    #
    #  Add it.
    #
    ret = parser.define_macro( "FOO is kvm1.vm.bytemark.co.uk and kvm2.vm.bytemark.co.uk." )

    #
    #  The return value should be an array containing the values we added.
    #
    assert( ret.class.to_s == "Array" )
    assert( ret.size == 2 )
    assert( ret.include?( "kvm1.vm.bytemark.co.uk" ) )
    assert( ret.include?( "kvm2.vm.bytemark.co.uk" ) )


    #
    #  OK we should now have a single macro defined.
    #
    macros = parser.macros
    assert( macros.size() == 1 )


    #
    #  The macro name "FOO" should exist
    #
    assert( parser.is_macro?( "FOO" ) )

    #
    #  The contents of the FOO macro should have the value we expect
    #
    val = parser.get_macro_targets( "FOO" )
    assert( val.size() == 2 )
    assert( val.include?( "kvm1.vm.bytemark.co.uk" ) )
    assert( val.include?( "kvm2.vm.bytemark.co.uk" ) )


    #
    # Add a macro, using the parser directly.
    #
    # Before defining it double-check it doesn't exist
    #
    assert( !(parser.is_macro?( "BAR" )) )

    #
    # Add it.
    #
    ret = parser.parse_line( "BAR is example.vm.bytemark.co.uk and www.bytemark.co.uk." )

    #
    #  The return value should be an array containing the values
    # we added.
    #
    assert( ret.class.to_s == "Array" )
    assert( ret.size == 2 )
    assert( ret.include?( "example.vm.bytemark.co.uk" ) )
    assert( ret.include?( "www.bytemark.co.uk" ) )


    #
    #  OK we should now have two macros defined.
    #
    macros = parser.macros
    assert( macros.size() == 2 )

    #
    #  The macro name "BAR" should exist
    #
    assert( parser.is_macro?( "BAR" ) )

    #
    #  The contents of the BAR macro should have the value we expect
    #
    val = parser.get_macro_targets( "BAR" )
    assert( val.size() == 2 )
    assert( val.include?( "example.vm.bytemark.co.uk" ) )
    assert( val.include?( "www.bytemark.co.uk" ) )
  end



  #
  #  Test that we can define macros.
  #
  def test_adding_tests

    parser = MonitorConfig.new("/dev/null" )

    #
    # Adding a test should return an array - an array of JSON strings.
    #
    ret = parser.parse_line( "example.vm.bytemark must run ssh otherwise 'I hate you'." )
    assert_equal( ret.class.to_s, "Array" )
    assert_equal( ret.size(), 1 )

    #
    # Define a macro - such that a single added test will become
    # several indivual tests.
    #
    parser.parse_line( "MACRO is kvm1.vm.bytemark.co.uk and kvm1.vm.bytemark.co.uk and kvm3.vm.bytemark.co.uk." )
    assert( parser.is_macro?( "MACRO") )

    #
    # Now add a ping-test against that macro
    #
    ret = parser.parse_line( "MACRO must run ping otherwise 'ping failure'." )

    #
    # The resulting array should contain three JSON strings.
    #
    assert_equal( ret.class.to_s, "Array" )
    assert_equal( ret.size(),3 )

    #
    # Ensure we look like valid JSON, and contains the correct hostnames.
    #
    ret.each do |test|
      assert( test =~ /^\{/ )
      assert( test =~ /(kvm1|kvm2|kvm3)\.vm.bytemark.co.uk/ )
    end

    #
    #  Now add more alerts, and ensure we find something sane:
    #
    #   1.  The addition should be JSON.
    #
    #   2.  The addition should have the correct test-type
    #
    %w( dns ftp http https jabber ldap rsync ssh smtp ).each do |name|
      ret = parser.parse_line( "MACRO must run #{name} otherwise '#{name} failure'." )

      #
      # The resulting array should contain three JSON strings.
      #
      assert_equal( ret.class.to_s, "Array" )
      assert_equal( ret.size(),3 )

      #
      #  The test-type should be set to the correct test.
      #
      ret.each do |test|
        assert( test =~ /^\{/ )
        assert( test =~ /"test_type":"#{name}"/ )
      end
    end
  end


  #
  # Comment-handling
  #
  def test_adding_comments

    parser = MonitorConfig.new("/dev/null" )

    #
    # Adding comments should result in a nil return value.
    #
    assert( parser.parse_line( "# This is a comment" ).nil? )
    assert( parser.parse_line( "\n" ).nil? )
    assert( parser.parse_line( "" ).nil? )
    assert( parser.parse_line( nil ).nil? )
  end
end