91 lines
2.7 KiB
JavaScript
91 lines
2.7 KiB
JavaScript
import sqlite3InitModule from './jswasm/speedtest1-wasmfs.mjs';
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const wMsg = (type,...args)=>{
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postMessage({type, args});
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};
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wMsg('log',"speedtest1-wasmfs starting...");
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/**
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If this environment contains OPFS, this function initializes it and
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returns the name of the dir on which OPFS is mounted, else it returns
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an empty string.
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*/
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const wasmfsDir = function f(wasmUtil,dirName="/opfs"){
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if(undefined !== f._) return f._;
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if( !self.FileSystemHandle
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|| !self.FileSystemDirectoryHandle
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|| !self.FileSystemFileHandle){
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return f._ = "";
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}
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try{
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if(0===wasmUtil.xCallWrapped(
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'sqlite3_wasm_init_wasmfs', 'i32', ['string'], dirName
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)){
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return f._ = dirName;
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}else{
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return f._ = "";
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}
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}catch(e){
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// sqlite3_wasm_init_wasmfs() is not available
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return f._ = "";
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}
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};
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wasmfsDir._ = undefined;
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const log = (...args)=>wMsg('log',...args);
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const logErr = (...args)=>wMsg('logErr',...args);
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const runTests = function(sqlite3){
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console.log("Module inited.",sqlite3);
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const wasm = sqlite3.wasm;
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const __unlink = wasm.xWrap("sqlite3_wasm_vfs_unlink", "int", ["*","string"]);
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const unlink = (fn)=>__unlink(0,fn);
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const pDir = wasmfsDir(wasm);
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if(pDir) log("Persistent storage:",pDir);
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else{
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logErr("Expecting persistent storage in this build.");
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return;
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}
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const scope = wasm.scopedAllocPush();
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const dbFile = pDir+"/speedtest1.db";
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const urlParams = new URL(self.location.href).searchParams;
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const argv = ["speedtest1"];
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if(urlParams.has('flags')){
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argv.push(...(urlParams.get('flags').split(',')));
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let i = argv.indexOf('--vfs');
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if(i>=0) argv.splice(i,2);
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}else{
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argv.push(
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"--singlethread",
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"--nomutex",
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//"--nosync",
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"--nomemstat",
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"--size", "10"
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);
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}
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if(argv.indexOf('--memdb')>=0){
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logErr("WARNING: --memdb flag trumps db filename.");
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}
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argv.push("--big-transactions"/*important for tests 410 and 510!*/,
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dbFile);
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//log("argv =",argv);
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// These log messages are not emitted to the UI until after main() returns. Fixing that
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// requires moving the main() call and related cleanup into a timeout handler.
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if(pDir) unlink(dbFile);
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log("Starting native app:\n ",argv.join(' '));
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log("This will take a while and the browser might warn about the runaway JS.",
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"Give it time...");
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setTimeout(function(){
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if(pDir) unlink(dbFile);
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wasm.xCall('wasm_main', argv.length,
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wasm.scopedAllocMainArgv(argv));
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wasm.scopedAllocPop(scope);
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if(pDir) unlink(dbFile);
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log("Done running native main()");
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}, 25);
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}/*runTests()*/;
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sqlite3InitModule({
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print: log,
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printErr: logErr
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}).then(runTests);
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