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Runtime error
File size: 2,136 Bytes
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#!/usr/bin/env node
import url from "node:url";
import fs from "node:fs";
const __dirname = url.fileURLToPath(new URL(".", import.meta.url));
const TEST_RELEASE_BUILD = +process.env.TEST_RELEASE_BUILD;
const { V86 } = await import(TEST_RELEASE_BUILD ? "../../build/libv86.mjs" : "../../src/main.js");
process.on("unhandledRejection", exn => { throw exn; });
const config = {
bios: { url: __dirname + "/../../bios/seabios.bin" },
vga_bios: { url: __dirname + "/../../bios/vgabios.bin" },
bzimage: { url: __dirname + "/../../images/buildroot-bzimage68.bin" },
network_relay_url: "<UNUSED>",
autostart: true,
memory_size: 2 * 1024 * 1024 * 1024,
filesystem: {},
log_level: 0,
disable_jit: +process.env.DISABLE_JIT,
};
const emulator = new V86(config);
emulator.bus.register("emulator-started", function()
{
console.log("Booting now, please stand by");
emulator.create_file("test.lua", Buffer.from(`
local t = {}
local m = 1
while collectgarbage("count") < 1.8 * 1024 * 1024 do
t[m] = string.rep("A", 4096)
m = m + 1
if m % 10000 == 0 then
print(m, " ", collectgarbage("count"))
end
end
print("memory usage (kB) ", collectgarbage("count"))
print("page count ", m)
local ref = string.rep("A", 4096)
for i = 1, m - 1 do
assert(t[i] == ref)
end
print("ok")
`));
});
let ran_command = false;
let line = "";
emulator.add_listener("serial0-output-byte", async function(byte)
{
const chr = String.fromCharCode(byte);
if(chr < " " && chr !== "\n" && chr !== "\t" || chr > "~")
{
return;
}
if(chr === "\n")
{
var new_line = line;
console.error("Serial: %s", line);
line = "";
}
else if(chr >= " " && chr <= "~")
{
line += chr;
}
if(!ran_command && line.endsWith("~% "))
{
ran_command = true;
emulator.serial0_send("free -m\n");
emulator.serial0_send("time -v lua /mnt/test.lua\n");
emulator.serial0_send("echo test fini''shed\n");
}
if(chr === "\n" && new_line.startsWith("test finished"))
{
emulator.destroy();
}
});
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