180 lines
4.2 KiB
JavaScript
180 lines
4.2 KiB
JavaScript
/*
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* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* JDK-8055107: Extension directives to turn on callsite profiling, tracing, AST print and other debug features locally
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*
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* @test
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* @option -Dnashorn.debug=true
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* @option -scripting
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* @run
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* @fork
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*/
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function runScriptEngine(code) {
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var imports = new JavaImporter(
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java.io, java.lang, java.util, javax.script);
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with(imports) {
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var m = new ScriptEngineManager();
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// get current System.err
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var oldErr = System.err;
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var baos = new ByteArrayOutputStream();
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var newErr = new PrintStream(baos);
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try {
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// set new standard err
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System.setErr(newErr);
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var engine = m.getEngineByName("nashorn");
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engine.eval(code);
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newErr.flush();
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return new java.lang.String(baos.toByteArray());
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} finally {
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// restore System.err to old value
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System.setErr(oldErr);
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}
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}
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}
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// nashorn callsite trace enterexit
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var str = runScriptEngine(<<CODE
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function func() {
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"nashorn callsite trace enterexit";
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k();
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}
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function k() {
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var x = "hello";
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}
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func();
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CODE);
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if (!str.contains(" ENTER ")) {
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fail("expected 'ENTER' in trace mode output");
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}
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if (!str.contains(" EXIT ")) {
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fail("expected 'EXIT' in trace mode output");
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}
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// nashorn callsite trace objects
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var str = runScriptEngine(<<CODE
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"nashorn callsite trace objects";
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function func(x) {
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}
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func("hello");
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CODE);
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if (!str.contains(" ENTER ")) {
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fail("expected 'ENTER' in trace mode output");
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}
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if (!str.contains(" EXIT ")) {
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fail("expected 'EXIT' in trace mode output");
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}
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if (!str.contains("hello")) {
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fail("expected argument to be traced in trace objects mode");
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}
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// nashorn callsite trace misses
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str = runScriptEngine(<<CODE
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function f() {
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"nashorn callsite trace misses";
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k();
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}
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function k() {}
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f();
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CODE);
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if (!str.contains(" MISS ")) {
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fail("expected callsite MISS trace messages");
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}
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// nashorn print lower ast
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str = runScriptEngine(<<CODE
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function foo() {
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"nashorn print lower ast";
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var x = 'hello';
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}
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foo();
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CODE);
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if (!str.contains("Lower AST for: 'foo'") ||
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!str.contains("nashorn print lower ast")) {
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fail("expected Lower AST to be printed for 'foo'");
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}
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// nashorn print ast
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str = runScriptEngine(<<CODE
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function foo() {
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"nashorn print ast";
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}
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CODE);
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if (!str.contains("[function ") ||
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!str.contains("nashorn print ast")) {
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fail("expected AST to be printed");
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}
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// nashorn print symbols
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str = runScriptEngine(<<CODE
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function bar(a) {
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"nashorn print symbols";
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if (a) print(a);
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}
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bar();
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CODE)
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if (!str.contains("[BLOCK in 'Function bar']")) {
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fail("expected symbols to be printed for 'bar'");
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}
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// nashorn print parse
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str = runScriptEngine(<<CODE
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"nashorn print parse";
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function func() {}
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CODE);
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if (!str.contains("function func") ||
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!str.contains("nashorn print parse")) {
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fail("expected nashorn print parse output");
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}
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// nashorn print lower parse
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str = runScriptEngine(<<CODE
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"nashorn print lower parse";
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function func() {}
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func()
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CODE);
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if (!str.contains("function {U%}func") ||
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!str.contains("nashorn print lower parse")) {
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fail("expected nashorn print lower parse output");
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}
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