137 lines
3.3 KiB
Fennel
137 lines
3.3 KiB
Fennel
(local subject (require :acquire-wan-address))
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(local { : view } (require :fennel))
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(local { : merge : dup } (require :anoia))
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(local a1
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{
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"2001-ab-cd-ef" {
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:address "2001:ab:cd:ef"
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:len "64"
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:preferred "3600"
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:valid "7200"
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}
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}
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)
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(local a156
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{
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"2001-ab-cd-ef" {
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:address "2001:ab:cd:ef"
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:len "56"
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:preferred "3600"
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:valid "7200"
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}
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}
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)
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(local a2
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{
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"2001-0-1-2-3" {
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:address "2001:0:1:2:3"
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:len "64"
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:preferred "3600"
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:valid "7200"
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}
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}
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)
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(local a21
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{
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"2001-0-1-2-3" {
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:address "2001:0:1:2:3"
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:len "64"
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:preferred "1800"
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:valid "5400"
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}
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}
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)
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(macro expect [assertion]
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(let [msg (.. "expectation failed: " (view assertion))]
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`(when (not ,assertion)
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(assert false ,msg))))
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(macro expect= [actual expected]
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`(let [ve# (view ,expected)
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va# (view ,actual)]
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(when (not (= ve# va#))
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(assert false
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(.. "\nexpected " ve# "\ngot " va#)
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))))
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(fn first-address []
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(let [deleted
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(subject.deletions
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{ }
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a1
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)]
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(expect= deleted [])))
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(fn second-address []
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(let [del
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(subject.deletions
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a1
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(merge (dup a1) a2)
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)]
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(expect= del [])))
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(fn old-address-is-deleted []
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(let [del
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(subject.deletions
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(merge (dup a1) a2)
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a1
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)]
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(expect= (. del 1) (. a2 "2001-0-1-2-3"))
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))
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(fn changed-lifetime-not-deleted []
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(let [del
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(subject.deletions
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(merge (dup a1) a2)
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(merge (dup a1) a21)
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)]
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;; when an address lifetime changes, "ip address change"
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;; will update that so it need not (should not) be deleted
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(expect= del [])))
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(fn changed-prefix-is-deleted []
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(let [del
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(subject.deletions a1 a156)]
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;; when an address prefix changes, "ip address change"
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;; ignores that cjhange, so we have to remove the
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;; address before reinstating it
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(expect= del [(. a1 "2001-ab-cd-ef")])))
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(first-address)
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(second-address)
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(old-address-is-deleted)
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(changed-lifetime-not-deleted)
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(changed-prefix-is-deleted)
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(let [cmds []]
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(subject.update-addresses
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"ppp0" a1 (merge (dup a1) a2)
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(fn [a] (table.insert cmds a)))
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(expect=
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(doto cmds table.sort)
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[
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;; order of changes is unimportant
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"ip address change 2001:0:1:2:3/64 dev ppp0 valid_lft 7200 preferred_lft 3600"
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"ip address change 2001:ab:cd:ef/64 dev ppp0 valid_lft 7200 preferred_lft 3600"
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]))
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(let [cmds []]
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(subject.update-addresses
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"ppp0" (merge (dup a1) a2) a1
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(fn [a] (table.insert cmds a)))
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(expect=
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cmds
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[
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;; deletes are executed before changes
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"ip address del 2001:0:1:2:3/64 dev ppp0"
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"ip address change 2001:ab:cd:ef/64 dev ppp0 valid_lft 7200 preferred_lft 3600"
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]))
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(print "OK")
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