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<!doctype html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link rel="shortcut icon" href="data:image/x-icon;," type="image/x-icon">
<link rel="stylesheet" href="common/emscripten.css"/>
<link rel="stylesheet" href="common/testing.css"/>
<title>speedtest1.wasm</title>
</head>
<body>
<header id='titlebar'><span>speedtest1.wasm</span></header>
<div>See also: <a href='speedtest1-worker.html'>A Worker-thread variant of this page.</a></div>
<!-- emscripten bits -->
<figure id="module-spinner">
<div class="spinner"></div>
<div class='center'><strong>Initializing app...</strong></div>
<div class='center'>
On a slow internet connection this may take a moment. If this
message displays for "a long time", intialization may have
failed and the JavaScript console may contain clues as to why.
</div>
</figure>
<div class="emscripten" id="module-status">Downloading...</div>
<div class="emscripten">
<progress value="0" max="100" id="module-progress" hidden='1'></progress>
</div><!-- /emscripten bits -->
<div class='warning'>This page starts running the main exe when it loads, which will
block the UI until it finishes! Adding UI controls to manually configure and start it
are TODO.</div>
</div>
<div class='warning'>Achtung: running it with the dev tools open may
<em>drastically</em> slow it down. For faster results, keep the dev
tools closed when running it!
</div>
<div>Output is delayed/buffered because we cannot update the UI while the
speedtest is running. Output will appear below when ready...
<div id='test-output'></div>
<script src="common/SqliteTestUtil.js"></script>
<script src="jswasm/speedtest1.js"></script>
<script>(function(){
/**
If this environment contains OPFS, this function initializes it and
returns the name of the dir on which OPFS is mounted, else it returns
an empty string.
*/
const wasmfsDir = function f(wasmUtil){
if(undefined !== f._) return f._;
const pdir = '/persistent';
if( !self.FileSystemHandle
|| !self.FileSystemDirectoryHandle
|| !self.FileSystemFileHandle){
return f._ = "";
}
try{
if(0===wasmUtil.xCallWrapped(
'sqlite3_wasm_init_wasmfs', 'i32', ['string'], pdir
)){
return f._ = pdir;
}else{
return f._ = "";
}
}catch(e){
// sqlite3_wasm_init_wasmfs() is not available
return f._ = "";
}
};
wasmfsDir._ = undefined;
const eOut = document.querySelector('#test-output');
const log2 = function(cssClass,...args){
const ln = document.createElement('div');
if(cssClass) ln.classList.add(cssClass);
ln.append(document.createTextNode(args.join(' ')));
eOut.append(ln);
//this.e.output.lastElementChild.scrollIntoViewIfNeeded();
};
const logList = [];
const dumpLogList = function(){
logList.forEach((v)=>log2('',v));
logList.length = 0;
};
/* can't update DOM while speedtest is running unless we run
speedtest in a worker thread. */;
const log = (...args)=>{
console.log(...args);
logList.push(args.join(' '));
};
const logErr = function(...args){
console.error(...args);
logList.push('ERROR: '+args.join(' '));
};
const runTests = function(sqlite3){
const capi = sqlite3.capi, wasm = sqlite3.wasm;
//console.debug('sqlite3 =',sqlite3);
const pDir = wasmfsDir(wasm);
if(pDir){
console.warn("Persistent storage:",pDir);
}
const scope = wasm.scopedAllocPush();
let dbFile = pDir+"/speedtest1.db";
const urlParams = new URL(self.location.href).searchParams;
const argv = ["speedtest1"];
if(urlParams.has('flags')){
argv.push(...(urlParams.get('flags').split(',')));
}
let forceSize = 0;
let vfs, pVfs = 0;
if(urlParams.has('vfs')){
vfs = urlParams.get('vfs');
pVfs = capi.sqlite3_vfs_find(vfs);
if(!pVfs){
log2('error',"Unknown VFS:",vfs);
return;
}
argv.push("--vfs", vfs);
log2('',"Using VFS:",vfs);
if('kvvfs' === vfs){
forceSize = 4 /* 5 uses approx. 4.96mb */;
dbFile = 'session';
log2('warning',"kvvfs VFS: forcing --size",forceSize,
"and filename '"+dbFile+"'.");
capi.sqlite3_js_kvvfs_clear(dbFile);
}
}
if(forceSize){
argv.push('--size',forceSize);
}else{
[
'size'
].forEach(function(k){
const v = urlParams.get(k);
if(v) argv.push('--'+k, urlParams[k]);
});
}
argv.push(
"--singlethread",
//"--nomutex",
//"--nosync",
//"--memdb", // note that memdb trumps the filename arg
"--nomemstat"
);
argv.push("--big-transactions"/*important for tests 410 and 510!*/,
dbFile);
console.log("argv =",argv);
// These log messages are not emitted to the UI until after main() returns. Fixing that
// requires moving the main() call and related cleanup into a timeout handler.
if(pDir) wasm.sqlite3_wasm_vfs_unlink(pVfs,dbFile);
log2('',"Starting native app:\n ",argv.join(' '));
log2('',"This will take a while and the browser might warn about the runaway JS.",
"Give it time...");
logList.length = 0;
setTimeout(function(){
wasm.xCall('wasm_main', argv.length,
wasm.scopedAllocMainArgv(argv));
wasm.scopedAllocPop(scope);
if('kvvfs'===vfs){
logList.unshift("KVVFS "+dbFile+" size = "+
capi.sqlite3_js_kvvfs_size(dbFile));
}
if(pDir) wasm.sqlite3_wasm_vfs_unlink(pVfs,dbFile);
logList.unshift("Done running native main(). Output:");
dumpLogList();
}, 50);
}/*runTests()*/;
self.sqlite3TestModule.print = log;
self.sqlite3TestModule.printErr = logErr;
sqlite3InitModule(self.sqlite3TestModule).then(runTests);
})();</script>
</body>
</html>
|
