1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/vm/src/test/java/org/apidesign/vm4brwsr/NumberTest.java Tue Oct 16 18:04:11 2012 +0200
1.3 @@ -0,0 +1,82 @@
1.4 +/**
1.5 + * Back 2 Browser Bytecode Translator
1.6 + * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
1.7 + *
1.8 + * This program is free software: you can redistribute it and/or modify
1.9 + * it under the terms of the GNU General Public License as published by
1.10 + * the Free Software Foundation, version 2 of the License.
1.11 + *
1.12 + * This program is distributed in the hope that it will be useful,
1.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
1.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
1.15 + * GNU General Public License for more details.
1.16 + *
1.17 + * You should have received a copy of the GNU General Public License
1.18 + * along with this program. Look for COPYING file in the top folder.
1.19 + * If not, see http://opensource.org/licenses/GPL-2.0.
1.20 + */
1.21 +package org.apidesign.vm4brwsr;
1.22 +
1.23 +import javax.script.Invocable;
1.24 +import javax.script.ScriptException;
1.25 +import org.testng.annotations.BeforeClass;
1.26 +import static org.testng.Assert.*;
1.27 +import org.testng.annotations.Test;
1.28 +
1.29 +/**
1.30 + *
1.31 + * @author Jaroslav Tulach <jtulach@netbeans.org>
1.32 + */
1.33 +public class NumberTest {
1.34 + @Test public void integerFromString() throws Exception {
1.35 + assertExec("Can convert string to integer", "java_lang_Integer_parseIntILjava_lang_String",
1.36 + Double.valueOf(333), "333"
1.37 + );
1.38 + }
1.39 +
1.40 + @Test public void doubleFromString() throws Exception {
1.41 + assertExec("Can convert string to double", "java_lang_Double_parseDoubleDLjava_lang_String",
1.42 + Double.valueOf(33.3), "33.3"
1.43 + );
1.44 + }
1.45 +
1.46 + @Test public void autoboxDouble() throws Exception {
1.47 + assertExec("Autoboxing of doubles is OK", "org_apidesign_vm4brwsr_Numbers_autoboxDblToStringLjava_lang_String",
1.48 + "3.3"
1.49 + );
1.50 + }
1.51 +
1.52 +
1.53 + private static CharSequence codeSeq;
1.54 + private static Invocable code;
1.55 +
1.56 + @BeforeClass
1.57 + public void compileTheCode() throws Exception {
1.58 + if (codeSeq == null) {
1.59 + StringBuilder sb = new StringBuilder();
1.60 + code = StaticMethodTest.compileClass(sb, "org/apidesign/vm4brwsr/Numbers");
1.61 + codeSeq = sb;
1.62 + }
1.63 + }
1.64 +
1.65 + private static void assertExec(
1.66 + String msg, String methodName, Object expRes, Object... args) throws Exception {
1.67 +
1.68 + Object ret = null;
1.69 + try {
1.70 + ret = code.invokeFunction(methodName, args);
1.71 + } catch (ScriptException ex) {
1.72 + fail("Execution failed in\n" + codeSeq, ex);
1.73 + } catch (NoSuchMethodException ex) {
1.74 + fail("Cannot find method in\n" + codeSeq, ex);
1.75 + }
1.76 + if (ret == null && expRes == null) {
1.77 + return;
1.78 + }
1.79 + if (expRes.equals(ret)) {
1.80 + return;
1.81 + }
1.82 + assertEquals(ret, expRes, msg + "was: " + ret + "\n" + codeSeq);
1.83 + }
1.84 +
1.85 +}