Add script to create a benchmark test using the compiler

microsoft · Apr 24, 2015 · 218e101 · 218e101
1 parent f53e6a8
commit 218e101
Showing 1 changed file with 124 additions and 0 deletions.
diff --git a/scripts/createBenchmark.ts b/scripts/createBenchmark.ts
@@ -0,0 +1,124 @@
+/// <reference path="../src/harness/external/node.d.ts" />
+/// <reference path="../built/local/typescript.d.ts" />
+
+import * as fs from "fs";
+import * as path from "path";
+import * as typescript from "typescript";
+declare var ts: typeof typescript;
+
+var tsSourceDir = "../src";
+var tsBuildDir = "../built/local";
+var testOutputDir = "../built/benchmark";
+var sourceFiles = [
+    "compiler/types.ts",
+    "compiler/core.ts",
+    "compiler/sys.ts",
+    "compiler/diagnosticInformationMap.generated.ts",
+    "compiler/scanner.ts",
+    "compiler/binder.ts",
+    "compiler/utilities.ts",
+    "compiler/parser.ts",
+    "compiler/checker.ts",
+    "compiler/declarationEmitter.ts",
+    "compiler/emitter.ts",
+    "compiler/program.ts",
+    "compiler/commandLineParser.ts",
+    "compiler/tsc.ts"];
+
+// .ts sources for the compiler, used as a test input
+var rawCompilerSources = "";
+sourceFiles.forEach(f=> {
+    rawCompilerSources += "\r\n" + fs.readFileSync(path.join(tsSourceDir, f)).toString();
+});
+var compilerSoruces = `var compilerSources = ${JSON.stringify(rawCompilerSources) };`;
+
+// .js code for the compiler, what we are actuallty testing
+var rawCompilerJavaScript = fs.readFileSync(path.join(tsBuildDir, "tsc.js")).toString();
+rawCompilerJavaScript = rawCompilerJavaScript.replace("ts.executeCommandLine(ts.sys.args);", "");
+
+// lib.d.ts sources
+var rawLibSources = fs.readFileSync(path.join(tsBuildDir, "lib.d.ts")).toString();
+var libSoruces = `var libSources = ${JSON.stringify(rawLibSources) };`;
+
+// write test output
+if (!fs.existsSync(testOutputDir)) {
+    fs.mkdirSync(testOutputDir);
+}
+
+// 1. compiler ts sources, used to test
+fs.writeFileSync(
+    path.join(testOutputDir, "compilerSources.js"),
+    `${ compilerSoruces } \r\n ${ libSoruces }`);
+
+// 2. the compiler js sources + a call the compiler
+fs.writeFileSync(
+    path.join(testOutputDir, "benchmarktsc.js"),
+    `${ rawCompilerJavaScript }\r\n${ compile.toString() }\r\ncompile(compilerSources, libSources);`);
+
+// 3. test html file to drive the test
+fs.writeFileSync(
+    path.join(testOutputDir, "benchmarktsc.html"),
+    `<!DOCTYPE HTML>
+<html>
+<head>
+    <meta content="IE=Edge" http-equiv="X-UA-Compatible">
+    <title>Typescript 1.1 Compiler</title>
+    <meta content="text/html; charset=ISO-8859-1" http-equiv="content-type">
+</head>
+<body>
+    <div><span>Status: </span><span id="status">Running</span></div>
+    <div id="main"><span>End-to-End Time: </span><span id="totalTime">N/A</span></div>
+    <script>
+        var startTime = performance.now();
+    </script>
+    <script src="compilerSources.js"></script>
+    <script src="benchmarktsc.js"></script>
+    <script>
+        var endTime = performance.now();
+        document.getElementById("totalTime").innerHTML = parseInt(endTime - startTime, 10);
+        document.getElementById("status").innerHTML = "DONE";
+    </script>
+</body>
+</html>`);
+
+function compile(compilerSources, librarySources) {
+    var program = ts.createProgram(
+        ["lib.d.ts", "compiler.ts"],
+        {
+            noResolve: true,
+            out: "compiler.js",
+            removeComments: true,
+            target: ts.ScriptTarget.ES3
+        }, {
+            getDefaultLibFileName: () => "lib.d.ts",
+            getSourceFile: (filename, languageVersion) => {
+                var source: string;
+                if (filename === "lib.d.ts") source = librarySources;
+                else if (filename === "compiler.ts") source = compilerSources;
+                else console.error("Unexpected read file request: " + filename);
+
+                return ts.createSourceFile(filename, source, languageVersion);
+            },
+            writeFile: (filename, data, writeByteOrderMark) => {
+                if (filename !== "compiler.js")
+                    console.error("Unexpected write file request: " + filename);
+                // console.log(data);
+            },
+            getCurrentDirectory: () => "",
+            getCanonicalFileName: (filename) => filename,
+            useCaseSensitiveFileNames: () => false,
+            getNewLine: () => "\r\n"
+        });
+
+    var emitOutput = program.emit();
+
+    var errors = program.getSyntacticDiagnostics()
+        .concat(program.getSemanticDiagnostics())
+        .concat(program.getGlobalDiagnostics())
+        .concat(emitOutput.diagnostics);
+
+    if (errors.length) {
+        console.error("Unexpected errors.");
+        errors.forEach(e=> console.log(`${e.code}: ${e.messageText}`))
+    }
+}