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Improve tests

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This commit is contained in:
Lars Mueller 2021-03-24 23:46:17 +01:00
parent 2c051cc026
commit b87395272b
1 changed files with 66 additions and 50 deletions
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116
test.lua
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@ -1,35 +1,50 @@
local assertdump = modlib.assertdump
-- TODO make tests minetest-independent
local random, huge = math.random, math.huge
local parent_env = getfenv(1)
setfenv(1, setmetatable({}, {
__index = function(_, key)
local value = modlib[key]
if value ~= nil then
return value
end
return parent_env[key]
end,
__newindex = function(_, key, value)
error(dump{key = key, value = value})
end
}))
-- string
assert(modlib.string.escape_magic_chars"%" == "%%")
assert(string.escape_magic_chars"%" == "%%")
-- table
do
local table = {}
table[table] = table
local table_copy = modlib.table.deepcopy(table)
local tab = {}
tab[tab] = tab
local table_copy = table.deepcopy(tab)
assert(table_copy[table_copy] == table_copy)
assert(modlib.table.is_circular(table))
assert(not modlib.table.is_circular{a = 1})
assert(modlib.table.equals_noncircular({[{}]={}}, {[{}]={}}))
assert(modlib.table.equals_content(table, table_copy))
local equals_references = modlib.table.equals_references
assert(equals_references(table, table_copy))
assert(table.is_circular(tab))
assert(not table.is_circular{a = 1})
assert(table.equals_noncircular({[{}]={}}, {[{}]={}}))
assert(table.equals_content(tab, table_copy))
local equals_references = table.equals_references
assert(equals_references(tab, table_copy))
assert(equals_references({}, {}))
assert(not equals_references({a = 1, b = 2}, {a = 1, b = 3}))
table = {}
table.a, table.b = table, table
table_copy = modlib.table.deepcopy(table)
assert(equals_references(table, table_copy))
tab = {}
tab.a, tab.b = tab, tab
table_copy = table.deepcopy(tab)
assert(equals_references(tab, table_copy))
local x, y = {}, {}
assert(not equals_references({[x] = x, [y] = y}, {[x] = y, [y] = x}))
assert(equals_references({[x] = x, [y] = y}, {[x] = x, [y] = y}))
local nilget = modlib.table.nilget
local nilget = table.nilget
assert(nilget({a = {b = {c = 42}}}, "a", "b", "c") == 42)
assert(nilget({a = {}}, "a", "b", "c") == nil)
assert(nilget(nil, "a", "b", "c") == nil)
assert(nilget(nil, "a", nil, "c") == nil)
local rope = modlib.table.rope{}
local rope = table.rope{}
rope:write"hello"
rope:write" "
rope:write"world"
@ -43,8 +58,8 @@ do
for index = 1, n do
list[index] = index
end
modlib.table.shuffle(list)
local heap = modlib.heap.new()
table.shuffle(list)
local heap = heap.new()
for index = 1, #list do
heap:push(list[index])
end
@ -57,14 +72,14 @@ end
-- ranked set
do
local n = 100
local ranked_set = modlib.ranked_set.new()
local ranked_set = ranked_set.new()
local list = {}
for i = 1, n do
ranked_set:insert(i)
list[i] = i
end
assert(modlib.table.equals(ranked_set:to_table(), list))
assert(table.equals(ranked_set:to_table(), list))
local i = 0
for rank, key in ranked_set:ipairs() do
@ -82,7 +97,7 @@ do
end
assert(not next(ranked_set:to_table()))
local ranked_set = modlib.ranked_set.new()
local ranked_set = ranked_set.new()
for i = 1, n do
ranked_set:insert(i)
end
@ -98,26 +113,26 @@ do
end
-- colorspec
local colorspec = modlib.minetest.colorspec.from_number(0xDDCCBBAA)
assertdump(modlib.table.equals(colorspec, {a = 0xAA, b = 0xBB, g = 0xCC, r = 0xDD,}), colorspec)
local colorspec = minetest.colorspec.from_number(0xDDCCBBAA)
assertdump(table.equals(colorspec, {a = 0xAA, b = 0xBB, g = 0xCC, r = 0xDD,}), colorspec)
-- k-d-tree
local vectors = {}
for _ = 1, 1000 do
table.insert(vectors, {math.random(), math.random(), math.random()})
_G.table.insert(vectors, {random(), random(), random()})
end
local kdtree = modlib.kdtree.new(vectors)
for _, vector in ipairs(vectors) do
local neighbor, distance = kdtree:get_nearest_neighbor(vector)
assert(modlib.vector.equals(vector, neighbor), distance == 0)
local kdtree = kdtree.new(vectors)
for _, v in ipairs(vectors) do
local neighbor, distance = kdtree:get_nearest_neighbor(v)
assert(vector.equals(v, neighbor), distance == 0)
end
for _ = 1, 1000 do
local vector = {math.random(), math.random(), math.random()}
local _, distance = kdtree:get_nearest_neighbor(vector)
local min_distance = math.huge
for _, other_vector in ipairs(vectors) do
local other_distance = modlib.vector.distance(vector, other_vector)
local v = {random(), random(), random()}
local _, distance = kdtree:get_nearest_neighbor(v)
local min_distance = huge
for _, w in ipairs(vectors) do
local other_distance = vector.distance(v, w)
if other_distance < min_distance then
min_distance = other_distance
end
@ -127,36 +142,36 @@ end
-- bluon
do
local bluon = modlib.bluon
local bluon = bluon
local function assert_preserves(object)
local rope = modlib.table.rope{}
local rope = table.rope{}
local written, read, input
local _, err = pcall(function()
bluon:write(object, rope)
written = rope:to_text()
input = modlib.text.inputstream(written)
input = text.inputstream(written)
read = bluon:read(input)
local remaining = input:read(1000)
assert(not remaining)
end)
assertdump(modlib.table.equals_references(object, read) and not err, {
assertdump(table.equals_references(object, read) and not err, {
object = object,
read = read,
written = written and modlib.text.hexdump(written),
written = written and text.hexdump(written),
err = err
})
end
for _, constant in pairs{true, false, math.huge, -math.huge} do
for _, constant in pairs{true, false, huge, -huge} do
assert_preserves(constant)
end
for i = 1, 1000 do
assert_preserves(table.concat(modlib.table.repetition(string.char(i % 256), i)))
assert_preserves(_G.table.concat(table.repetition(_G.string.char(i % 256), i)))
end
for _ = 1, 1000 do
local int = math.random(-2^50, 2^50)
local int = random(-2^50, 2^50)
assert(int % 1 == 0)
assert_preserves(int)
assert_preserves((math.random() - 0.5) * 2^math.random(-20, 20))
assert_preserves((random() - 0.5) * 2^random(-20, 20))
end
assert_preserves{hello = "world", welt = "hallo"}
assert_preserves{"hello", "hello", "hello"}
@ -174,9 +189,9 @@ local tests = {
liquid_raycast = false
}
if tests.b3d then
local stream = io.open(modlib.mod.get_resource("player_api", "models", "character.b3d"), "r")
local stream = io.open(mod.get_resource("player_api", "models", "character.b3d"), "r")
assert(stream)
local b3d = modlib.b3d.read(stream)
local b3d = b3d.read(stream)
--! dirty helper method to create truncate tables with 10+ number keys
local function _b3d_truncate(table)
local count = 1
@ -198,25 +213,26 @@ if tests.b3d then
end
return table
end
modlib.file.write(modlib.mod.get_resource"character.b3d.lua", "return " .. dump(_b3d_truncate(modlib.table.copy(b3d))))
file.write(mod.get_resource"character.b3d.lua", "return " .. dump(_b3d_truncate(table.copy(b3d))))
stream:close()
end
local vector, minetest, ml_mt = _G.vector, _G.minetest, minetest
if tests.liquid_dir then
minetest.register_abm{
label = "get_liquid_corner_levels & get_liquid_direction test",
nodenames = {"default:water_flowing"},
nodenames = {"group:liquid"},
interval = 1,
chance = 1,
action = function(pos, node)
assert(type(node) == "table")
for _, corner_level in pairs(modlib.minetest.get_liquid_corner_levels(pos, node)) do
for _, corner_level in pairs(ml_mt.get_liquid_corner_levels(pos, node)) do
minetest.add_particle{
pos = vector.add(pos, corner_level),
size = 2,
texture = "logo.png"
}
end
local direction = modlib.minetest.get_liquid_flow_direction(pos, node)
local direction = ml_mt.get_liquid_flow_direction(pos, node)
local start_pos = pos
start_pos.y = start_pos.y + 1
for i = 0, 5 do
@ -233,7 +249,7 @@ if tests.liquid_raycast then
minetest.register_globalstep(function()
for _, player in pairs(minetest.get_connected_players()) do
local eye_pos = vector.offset(player:get_pos(), 0, player:get_properties().eye_height, 0)
local raycast = modlib.minetest.raycast(eye_pos, vector.add(eye_pos, vector.multiply(player:get_look_dir(), 3)), false, true)
local raycast = ml_mt.raycast(eye_pos, vector.add(eye_pos, vector.multiply(player:get_look_dir(), 3)), false, true)
for pointed_thing in raycast do
if pointed_thing.type == "node" and minetest.registered_nodes[minetest.get_node(pointed_thing.under).name].liquidtype == "flowing" then
minetest.add_particle{