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Diffstat (limited to 'chromium/third_party/sqlite/src/ext/wasm/speedtest1.html')
| -rw-r--r-- | chromium/third_party/sqlite/src/ext/wasm/speedtest1.html | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/chromium/third_party/sqlite/src/ext/wasm/speedtest1.html b/chromium/third_party/sqlite/src/ext/wasm/speedtest1.html new file mode 100644 index 00000000000..9cc20924e95 --- /dev/null +++ b/chromium/third_party/sqlite/src/ext/wasm/speedtest1.html @@ -0,0 +1,174 @@ +<!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 WASMFS with 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> |