71 lines
2.2 KiB
JavaScript
71 lines
2.2 KiB
JavaScript
/*
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2022-05-22
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The author disclaims copyright to this source code. In place of a
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legal notice, here is a blessing:
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* May you do good and not evil.
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* May you find forgiveness for yourself and forgive others.
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* May you share freely, never taking more than you give.
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***********************************************************************
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A basic test script for sqlite3-api.js. This file must be run in
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main JS thread and sqlite3.js must have been loaded before it.
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*/
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import sqlite3InitModule from './jswasm/sqlite3-wasmfs.mjs';
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//console.log('sqlite3InitModule =',sqlite3InitModule);
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const toss = function(...args){throw new Error(args.join(' '))};
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const log = console.log.bind(console),
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warn = console.warn.bind(console),
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error = console.error.bind(console);
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const stdout = log;
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const stderr = error;
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const test1 = function(db){
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db.exec("create table if not exists t(a);")
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.transaction(function(db){
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db.prepare("insert into t(a) values(?)")
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.bind(new Date().getTime())
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.stepFinalize();
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stdout("Number of values in table t:",
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db.selectValue("select count(*) from t"));
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});
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};
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const runTests = function(sqlite3){
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const capi = sqlite3.capi,
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oo = sqlite3.oo1,
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wasm = sqlite3.wasm;
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stdout("Loaded module:",sqlite3);
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stdout("Loaded sqlite3:",capi.sqlite3_libversion(), capi.sqlite3_sourceid());
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const persistentDir = capi.sqlite3_wasmfs_opfs_dir();
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if(persistentDir){
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stdout("Persistent storage dir:",persistentDir);
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}else{
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stderr("No persistent storage available.");
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}
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const startTime = performance.now();
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let db;
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try {
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db = new oo.DB(persistentDir+'/foo.db');
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stdout("DB filename:",db.filename);
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const banner1 = '>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>',
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banner2 = '<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<';
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[
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test1
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].forEach((f)=>{
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const n = performance.now();
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stdout(banner1,"Running",f.name+"()...");
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f(db, sqlite3);
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stdout(banner2,f.name+"() took ",(performance.now() - n),"ms");
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});
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}finally{
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if(db) db.close();
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}
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stdout("Total test time:",(performance.now() - startTime),"ms");
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};
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sqlite3InitModule().then(runTests);
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