Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.sl.test/src/com/oracle/truffle/sl/test/FibonacciTest.java @ 12752:71991b7a0f14
SL: Enhanced SimpleLanguage with support for if statements, function calls, function caching + inlining and builtins.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 11 Nov 2013 21:34:44 +0100 |
parents | |
children | 69d2e4baa215 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.sl.test/src/com/oracle/truffle/sl/test/FibonacciTest.java Mon Nov 11 21:34:44 2013 +0100 @@ -0,0 +1,86 @@ +/* + * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ +package com.oracle.truffle.sl.test; + +import javax.script.*; + +import org.junit.*; + +import com.oracle.truffle.sl.*; +import com.oracle.truffle.sl.runtime.*; + +// @formatter:off +public class FibonacciTest extends AbstractTest{ + + private static String[] INPUT = new String[] { + "function fib(num) { ", + " if (num < 1) {return 0;}", + " n1 = 0;", + " n2 = 1;", + " i = 1;", + " while (i < num) {", + " next = n2 + n1;", + " n1 = n2;", + " n2 = next;", + " i = i + 1;", + " }", + " return n2;", + "}", + "function main(num) { ", + " return fib(num);", + "} ", + }; + + // java reference + private static int test(int num) { + if (num <= 0) { + return 0; + } + int n1 = 0; + int n2 = 1; + for (int i = 1; i < num; i++) { + final int next = n2 + n1; + n1 = n2; + n2 = next; + } + return n2; + } + + private static final int TEST_VALUE = 42; + private static final int ITERATIONS = 5000; + + @Test + public void test() throws ScriptException { + StringBuilder s = new StringBuilder(); + for (String line : INPUT) { + s.append(line).append("\n"); + } + SLScript script = SLScript.create(new SLContext(System.out), s.toString()); + Integer reference = test(TEST_VALUE); + for (int i = 0; i < ITERATIONS; i++) { + if (!reference.equals(script.run(TEST_VALUE))) { + throw new AssertionError(); + } + } + } +}