root / Ganeti / HTools / QC.hs @ 9b1e1cc9
History | View | Annotate | Download (6.1 kB)
1 |
{-| Unittests for ganeti-htools |
---|---|
2 |
|
3 |
-} |
4 |
|
5 |
{- |
6 |
|
7 |
Copyright (C) 2009 Google Inc. |
8 |
|
9 |
This program is free software; you can redistribute it and/or modify |
10 |
it under the terms of the GNU General Public License as published by |
11 |
the Free Software Foundation; either version 2 of the License, or |
12 |
(at your option) any later version. |
13 |
|
14 |
This program is distributed in the hope that it will be useful, but |
15 |
WITHOUT ANY WARRANTY; without even the implied warranty of |
16 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 |
General Public License for more details. |
18 |
|
19 |
You should have received a copy of the GNU General Public License |
20 |
along with this program; if not, write to the Free Software |
21 |
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
22 |
02110-1301, USA. |
23 |
|
24 |
-} |
25 |
|
26 |
module Ganeti.HTools.QC |
27 |
( test_PeerMap |
28 |
, test_Container |
29 |
, test_Instance |
30 |
, test_Node |
31 |
) where |
32 |
|
33 |
import Test.QuickCheck |
34 |
import Test.QuickCheck.Batch |
35 |
import Data.Maybe |
36 |
import qualified Ganeti.HTools.CLI as CLI |
37 |
import qualified Ganeti.HTools.Cluster as Cluster |
38 |
import qualified Ganeti.HTools.Container as Container |
39 |
import qualified Ganeti.HTools.IAlloc as IAlloc |
40 |
import qualified Ganeti.HTools.Instance as Instance |
41 |
import qualified Ganeti.HTools.Loader as Loader |
42 |
import qualified Ganeti.HTools.Node as Node |
43 |
import qualified Ganeti.HTools.PeerMap as PeerMap |
44 |
import qualified Ganeti.HTools.Rapi as Rapi |
45 |
import qualified Ganeti.HTools.Text as Text |
46 |
import qualified Ganeti.HTools.Types as Types |
47 |
import qualified Ganeti.HTools.Utils as Utils |
48 |
|
49 |
-- copied from the introduction to quickcheck |
50 |
instance Arbitrary Char where |
51 |
arbitrary = choose ('\32', '\128') |
52 |
|
53 |
-- let's generate a random instance |
54 |
instance Arbitrary Instance.Instance where |
55 |
arbitrary = do |
56 |
name <- arbitrary |
57 |
mem <- choose(0, 100) |
58 |
dsk <- choose(0, 100) |
59 |
run_st <- arbitrary |
60 |
pn <- arbitrary |
61 |
sn <- arbitrary |
62 |
return $ Instance.create name mem dsk run_st pn sn |
63 |
|
64 |
-- and a random node |
65 |
instance Arbitrary Node.Node where |
66 |
arbitrary = do |
67 |
name <- arbitrary |
68 |
mem_t <- arbitrary |
69 |
mem_f <- choose (0, mem_t) |
70 |
mem_n <- choose (0, mem_t - mem_f) |
71 |
dsk_t <- arbitrary |
72 |
dsk_f <- choose (0, dsk_t) |
73 |
offl <- arbitrary |
74 |
let n = Node.create name (fromIntegral mem_t) mem_n mem_f |
75 |
(fromIntegral dsk_t) dsk_f offl |
76 |
n' = Node.buildPeers n Container.empty |
77 |
return n' |
78 |
|
79 |
-- | Make sure add is idempotent |
80 |
prop_PeerMap_addIdempotent pmap key elem = |
81 |
fn puniq == fn (fn puniq) |
82 |
where _types = (pmap::PeerMap.PeerMap, |
83 |
key::PeerMap.Key, elem::PeerMap.Elem) |
84 |
fn = PeerMap.add key elem |
85 |
puniq = PeerMap.accumArray const pmap |
86 |
|
87 |
-- | Make sure remove is idempotent |
88 |
prop_PeerMap_removeIdempotent pmap key = |
89 |
fn puniq == fn (fn puniq) |
90 |
where _types = (pmap::PeerMap.PeerMap, key::PeerMap.Key) |
91 |
fn = PeerMap.remove key |
92 |
puniq = PeerMap.accumArray const pmap |
93 |
|
94 |
-- | Make sure a missing item returns 0 |
95 |
prop_PeerMap_findMissing pmap key = |
96 |
PeerMap.find key (PeerMap.remove key puniq) == 0 |
97 |
where _types = (pmap::PeerMap.PeerMap, key::PeerMap.Key) |
98 |
puniq = PeerMap.accumArray const pmap |
99 |
|
100 |
-- | Make sure an added item is found |
101 |
prop_PeerMap_addFind pmap key elem = |
102 |
PeerMap.find key (PeerMap.add key elem puniq) == elem |
103 |
where _types = (pmap::PeerMap.PeerMap, |
104 |
key::PeerMap.Key, elem::PeerMap.Elem) |
105 |
puniq = PeerMap.accumArray const pmap |
106 |
|
107 |
-- | Manual check that maxElem returns the maximum indeed, or 0 for null |
108 |
prop_PeerMap_maxElem pmap = |
109 |
PeerMap.maxElem puniq == if null puniq then 0 |
110 |
else (maximum . snd . unzip) puniq |
111 |
where _types = pmap::PeerMap.PeerMap |
112 |
puniq = PeerMap.accumArray const pmap |
113 |
|
114 |
test_PeerMap = |
115 |
[ run prop_PeerMap_addIdempotent |
116 |
, run prop_PeerMap_removeIdempotent |
117 |
, run prop_PeerMap_maxElem |
118 |
, run prop_PeerMap_addFind |
119 |
, run prop_PeerMap_findMissing |
120 |
] |
121 |
|
122 |
-- Container tests |
123 |
|
124 |
prop_Container_addTwo cdata i1 i2 = |
125 |
fn i1 i2 cont == fn i2 i1 cont && |
126 |
fn i1 i2 cont == fn i1 i2 (fn i1 i2 cont) |
127 |
where _types = (cdata::[Int], |
128 |
i1::Int, i2::Int) |
129 |
cont = foldl (\c x -> Container.add x x c) Container.empty cdata |
130 |
fn x1 x2 = Container.addTwo x1 x1 x2 x2 |
131 |
|
132 |
test_Container = |
133 |
[ run prop_Container_addTwo ] |
134 |
|
135 |
-- Simple instance tests, we only have setter/getters |
136 |
|
137 |
prop_Instance_setIdx inst idx = |
138 |
Instance.idx (Instance.setIdx inst idx) == idx |
139 |
where _types = (inst::Instance.Instance, idx::Types.Idx) |
140 |
|
141 |
prop_Instance_setName inst name = |
142 |
Instance.name (Instance.setName inst name) == name |
143 |
where _types = (inst::Instance.Instance, name::String) |
144 |
|
145 |
prop_Instance_setPri inst pdx = |
146 |
Instance.pnode (Instance.setPri inst pdx) == pdx |
147 |
where _types = (inst::Instance.Instance, pdx::Types.Ndx) |
148 |
|
149 |
prop_Instance_setSec inst sdx = |
150 |
Instance.snode (Instance.setSec inst sdx) == sdx |
151 |
where _types = (inst::Instance.Instance, sdx::Types.Ndx) |
152 |
|
153 |
prop_Instance_setBoth inst pdx sdx = |
154 |
Instance.pnode si == pdx && Instance.snode si == sdx |
155 |
where _types = (inst::Instance.Instance, pdx::Types.Ndx, sdx::Types.Ndx) |
156 |
si = Instance.setBoth inst pdx sdx |
157 |
|
158 |
test_Instance = |
159 |
[ run prop_Instance_setIdx |
160 |
, run prop_Instance_setName |
161 |
, run prop_Instance_setPri |
162 |
, run prop_Instance_setSec |
163 |
, run prop_Instance_setBoth |
164 |
] |
165 |
|
166 |
-- Node tests |
167 |
|
168 |
-- | Check that an instance add with too high memory or disk will be rejected |
169 |
prop_Node_addPri node inst = (Instance.mem inst >= Node.f_mem node || |
170 |
Instance.dsk inst >= Node.f_dsk node) && |
171 |
(not $ Node.failN1 node) |
172 |
==> |
173 |
isNothing(Node.addPri node inst) |
174 |
where _types = (node::Node.Node, inst::Instance.Instance) |
175 |
|
176 |
|
177 |
-- | Check that an instance add with too high memory or disk will be rejected |
178 |
prop_Node_addSec node inst pdx = |
179 |
(Instance.mem inst >= (Node.f_mem node - Node.r_mem node) || |
180 |
Instance.dsk inst >= Node.f_dsk node) && |
181 |
(not $ Node.failN1 node) |
182 |
==> isNothing(Node.addSec node inst pdx) |
183 |
where _types = (node::Node.Node, inst::Instance.Instance, pdx::Int) |
184 |
|
185 |
test_Node = |
186 |
[ run prop_Node_addPri |
187 |
, run prop_Node_addSec |
188 |
] |