107 lines
3.0 KiB
Lua
107 lines
3.0 KiB
Lua
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-- concat
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print( '-- weak table tests' )
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-- construct new weak table
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function newweak(t)
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return setmetatable(t,{__mode="v"})
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end
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-- print the elements of a table in a platform-independent way
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function eles(t,f)
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f = f or pairs
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all = {}
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for k,v in f(t) do
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table.insert( all, "["..tostring(k).."]="..tostring(v) )
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end
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table.sort( all )
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return "{"..table.concat(all,',').."}"
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end
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-- insert, maxn
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print( '-- insert, maxn tests' )
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local t = newweak{ "one", "two", "three", a='aaa', b='bbb', c='ccc' }
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print( eles(t) )
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table.insert(t,'six'); print( eles(t) )
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table.insert(t,1,'seven'); print( eles(t) )
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table.insert(t,4,'eight'); print( eles(t) )
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table.insert(t,7,'nine'); print( eles(t) )
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table.insert(t,10,'ten'); print( eles(t) )
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-- remove
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print( '-- remove tests' )
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t = newweak{ "one", "two", "three", "four", "five", "six", "seven", [10]="ten", a='aaa', b='bbb', c='ccc' }
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print( eles(t) )
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print( table.remove(t) ); print( eles(t) )
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print( table.remove(t,1) ); print( eles(t) )
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print( table.remove(t,3) ); print( eles(t) )
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print( table.remove(t,5) ); print( eles(t) )
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print( table.remove(t,10) ); print( eles(t) )
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print( table.remove(t,-1) ); print( eles(t) )
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print( table.remove(t,-1) ) ; print( eles(t) )
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-- sort
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print( '-- sort tests' )
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function sorttest(t,f)
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t = newweak(t)
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print( table.concat(t,'-') )
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if f then
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table.sort(t,f)
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else
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table.sort(t)
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end
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print( table.concat(t,'-') )
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end
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sorttest{ "one", "two", "three" }
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sorttest{ "www", "vvv", "uuu", "ttt", "sss", "zzz", "yyy", "xxx" }
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sorttest( { "www", "vvv", "uuu", "ttt", "sss", "zzz", "yyy", "xxx" }, function(a,b) return b<a end)
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-- getn
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t0 = newweak{}
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t1 = newweak{ 'one', 'two', 'three' }
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t2 = newweak{ a='aa', b='bb', c='cc' }
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t3 = newweak{ 'one', 'two', 'three', a='aa', b='bb', c='cc' }
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print( 'getn(t0)', pcall( table.getn, t0 ) )
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print( 'getn(t1)', pcall( table.getn, t1 ) )
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print( 'getn(t2)', pcall( table.getn, t2 ) )
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print( 'getn(t3)', pcall( table.getn, t3 ) )
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-- foreach
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function test( f, t, result, name )
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status, value = pcall( f, t, function(...)
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print(name,...)
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return result
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end )
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print( name, 's,v', status, value )
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end
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function testall( f, t, name )
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test( f, t, nil, name..'nil' )
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test( f, t, false, name..'fls' )
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test( f, t, 100, name..'100' )
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end
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testall( table.foreach, t0, 'table.foreach(t0)' )
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testall( table.foreach, t1, 'table.foreach(t1)' )
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testall( table.foreach, t2, 'table.foreach(t2)' )
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testall( table.foreach, t3, 'table.foreach(t3)' )
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testall( table.foreachi, t0, 'table.foreachi(t0)' )
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testall( table.foreachi, t1, 'table.foreachi(t1)' )
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testall( table.foreachi, t2, 'table.foreachi(t2)' )
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testall( table.foreachi, t3, 'table.foreachi(t3)' )
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-- pairs, ipairs
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function testpairs(f, t, name)
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print( name, unpack(t) )
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for a,b in f(t) do
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print( a, b )
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end
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end
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testpairs( pairs, t0, 'pairs(t0)' )
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testpairs( pairs, t1, 'pairs(t1)' )
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testpairs( pairs, t2, 'pairs(t2)' )
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testpairs( pairs, t3, 'pairs(t3)' )
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testpairs( ipairs, t0, 'ipairs(t0)' )
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testpairs( ipairs, t1, 'ipairs(t1)' )
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testpairs( ipairs, t2, 'ipairs(t2)' )
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testpairs( ipairs, t3, 'ipairs(t3)' )
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