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143 lines
4.0 KiB
143 lines
4.0 KiB
--
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-- Copyright 2013-2015 SipWise Team <development@sipwise.com>
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--
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-- This program is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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--
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-- This package is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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--
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-- You should have received a copy of the GNU General Public License
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-- along with this program. If not, see <http://www.gnu.org/licenses/>.
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-- .
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-- On Debian systems, the complete text of the GNU General
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-- Public License version 3 can be found in "/usr/share/common-licenses/GPL-3".
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--
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require('luaunit')
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local utils = require 'ngcp.utils'
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local Stack = utils.Stack
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-- luacheck: ignore TestStack
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TestStack = {}
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function TestStack:test()
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local s = Stack.new()
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assertEquals(type(s), 'table')
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assertEquals(s.__class__, 'Stack')
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end
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function TestStack:test_size()
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local s = Stack:new()
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assertEquals(s:size(),0)
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s:push(1)
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assertEquals(s:size(),1)
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s:pop()
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assertEquals(s:size(),0)
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end
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function TestStack:test_push()
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local s s = Stack:new()
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s:push(1)
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assertEquals(s:size(),1)
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end
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function TestStack:test_pop()
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local s = Stack:new()
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assertEquals(s:pop(), nil)
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s:push(1)
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assertEquals(s:size(),1)
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assertEquals(s:pop(),1)
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assertEquals(s:size(),0)
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end
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function TestStack:test_get()
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local s = Stack:new()
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s:push(1)
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assertEquals(s:get(0),1)
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s:push({1,2,3})
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),1)
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assertError(s.get, s, -1)
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assertIsNil(s:get(2))
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end
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function TestStack:test_get_op()
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local s = Stack:new()
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s:push(1)
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assertEquals(s[0],1)
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s:push({1,2,3})
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assertEquals(s[0],{1,2,3})
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assertEquals(s[1],1)
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assertIsNil(s[2])
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end
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function TestStack:test_set()
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local s = Stack:new()
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s:push(1)
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s:push({1,2,3})
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assertEquals(s:size(),2)
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),1)
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s:set(1, 2)
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assertEquals(s:size(),2)
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),2)
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s:set(2, 3)
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assertEquals(s:size(),2)
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),2)
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assertIsNil(s:get(2))
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assertError(s.set, s, "no", -1)
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assertError(s.set, s, -1, 2)
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end
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function TestStack:test_set_op()
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local s = Stack:new()
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s:push(1)
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s:push({1,2,3})
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assertEquals(s:size(),2)
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),1)
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s[1] = 2
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assertEquals(s:size(),2)
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assertEquals(s:get(0),{1,2,3})
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assertEquals(s:get(1),2)
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s[0] = "new"
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assertEquals(s:size(),2)
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assertEquals(s:get(0),"new")
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assertEquals(s:get(1),2)
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s[1] = "old"
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assertEquals(s:get(0),"new")
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assertEquals(s:get(1),"old")
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assertEquals(s:size(),2)
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s[2] = "error"
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assertEquals(s:get(0),"new")
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assertEquals(s:get(1),"old")
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assertIsNil(s:get(2))
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assertEquals(s:size(),2)
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end
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function TestStack:test_list()
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local s = Stack:new()
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local l = s:list()
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assertEquals(#l, 0)
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s:push(1)
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s:push({1,2,3})
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assertEquals(s:size(),2)
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l = s:list()
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assertItemsEquals(l[1],{1,2,3})
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assertEquals(l[2],1)
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assertEquals(s:size(),2)
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end
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function TestStack:test_tostring()
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local s = Stack:new()
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s:push(1)
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assertEquals(tostring(s), "{1}")
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s:push(2)
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assertEquals(tostring(s), "{2,1}")
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end
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