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Add utility script to stress-test mapgen
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local mode = core.settings:get("helper_mode") | ||
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if mode == "devtest" then | ||
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-- Provide feedback to script by creating files in world path | ||
core.after(0, function() | ||
io.close(io.open(core.get_worldpath() .. "/startup", "w")) | ||
end) | ||
local function callback(test_ok) | ||
if not test_ok then | ||
io.close(io.open(core.get_worldpath() .. "/test_failure", "w")) | ||
end | ||
io.close(io.open(core.get_worldpath() .. "/done", "w")) | ||
core.request_shutdown("", false, 2) | ||
end | ||
-- If tests are enabled exit when they're done, otherwise exit on player join | ||
if core.settings:get_bool("devtest_unittests_autostart") and core.global_exists("unittests") then | ||
unittests.on_finished = callback | ||
else | ||
core.register_on_joinplayer(function() callback(true) end) | ||
end | ||
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elseif mode == "mapgen" then | ||
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-- Stress-test mapgen by constantly generating new area | ||
local csize = tonumber(core.settings:get("chunksize")) * core.MAP_BLOCKSIZE | ||
local MINP, MAXP = vector.new(0, -csize, 0), vector.new(csize*3, csize*2, csize) | ||
local DIR = "x" | ||
local pstart = vector.new(0, 0, 0) | ||
local next_, callback | ||
next_ = function(arg) | ||
print("emerging " .. core.pos_to_string(pstart)) | ||
core.emerge_area( | ||
vector.add(pstart, MINP), vector.add(pstart, MAXP), | ||
callback, arg | ||
) | ||
end | ||
local trig = {} | ||
callback = function(blockpos, action, calls_rem, n) | ||
if action == core.EMERGE_CANCELLED or action == core.EMERGE_ERRORED then | ||
return | ||
end | ||
if calls_rem <= 20 and not trig[n] then | ||
trig[n] = true | ||
pstart[DIR] = pstart[DIR] + (MAXP[DIR] - MINP[DIR]) | ||
next_(n + 1) | ||
end | ||
end | ||
core.after(0, next_, 1) | ||
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end |
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name = helper_mod | ||
description = Helper used by various test scripts | ||
optional_depends = unittests |
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#!/bin/bash | ||
dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" | ||
gameid=${gameid:-devtest} | ||
minetest=$dir/../bin/minetest | ||
testspath=$dir/../tests | ||
conf_server=$testspath/server.conf | ||
worldpath=$testspath/world | ||
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run () { | ||
if [ -n "$PERF" ]; then | ||
perf record -z --call-graph dwarf -- "$@" | ||
else | ||
"$@" | ||
fi | ||
} | ||
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[ -e $minetest ] || { echo "executable $minetest missing"; exit 1; } | ||
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rm -rf $worldpath | ||
mkdir -p $worldpath/worldmods | ||
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settings=(sqlite_synchronous=0 helper_mode=mapgen) | ||
[ -n "$PROFILER" ] && settings+=(profiler_print_interval=15) | ||
printf '%s\n' "${settings[@]}" >$testspath/server.conf \ | ||
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ln -s $dir/helper_mod $worldpath/worldmods/ | ||
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args=(--config $conf_server --world $worldpath --gameid $gameid) | ||
[ -n "$PROFILER" ] && args+=(--verbose) | ||
run $minetest --server "${args[@]}" |
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