jaroslav@114: /** jaroslav@114: * Back 2 Browser Bytecode Translator jaroslav@114: * Copyright (C) 2012 Jaroslav Tulach jaroslav@114: * jaroslav@114: * This program is free software: you can redistribute it and/or modify jaroslav@114: * it under the terms of the GNU General Public License as published by jaroslav@114: * the Free Software Foundation, version 2 of the License. jaroslav@114: * jaroslav@114: * This program is distributed in the hope that it will be useful, jaroslav@114: * but WITHOUT ANY WARRANTY; without even the implied warranty of jaroslav@114: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the jaroslav@114: * GNU General Public License for more details. jaroslav@114: * jaroslav@114: * You should have received a copy of the GNU General Public License jaroslav@114: * along with this program. Look for COPYING file in the top folder. jaroslav@114: * If not, see http://opensource.org/licenses/GPL-2.0. jaroslav@114: */ jaroslav@114: package org.apidesign.vm4brwsr; jaroslav@114: jtulach@132: import static org.testng.Assert.*; jaroslav@114: import org.testng.annotations.BeforeClass; jaroslav@114: import org.testng.annotations.Test; jaroslav@114: jaroslav@114: /** jaroslav@114: * jaroslav@114: * @author Jaroslav Tulach jaroslav@114: */ jaroslav@114: public class NumberTest { jaroslav@114: @Test public void integerFromString() throws Exception { jaroslav@248: assertExec("Can convert string to integer", Integer.class, "parseInt__ILjava_lang_String_2", jaroslav@114: Double.valueOf(333), "333" jaroslav@114: ); jaroslav@114: } jaroslav@114: jaroslav@114: @Test public void doubleFromString() throws Exception { jaroslav@248: assertExec("Can convert string to double", Double.class, "parseDouble__DLjava_lang_String_2", jaroslav@114: Double.valueOf(33.3), "33.3" jaroslav@114: ); jaroslav@114: } jaroslav@114: jaroslav@114: @Test public void autoboxDouble() throws Exception { jaroslav@248: assertExec("Autoboxing of doubles is OK", Numbers.class, "autoboxDblToString__Ljava_lang_String_2", jaroslav@114: "3.3" jaroslav@114: ); jaroslav@114: } jtulach@132: jtulach@132: @Test public void javalog1000() throws Exception { jtulach@132: assertEquals(3.0, Math.log10(1000.0), 0.00003, "log_10(1000) == 3"); jtulach@132: } jtulach@132: jtulach@132: @Test public void jslog1000() throws Exception { jaroslav@248: assertExec("log_10(1000) == 3", Math.class, "log10__DD", jtulach@132: Double.valueOf(3.0), 1000.0 jtulach@132: ); jtulach@132: } jaroslav@178: jaroslav@178: @Test public void javaRem() { jaroslav@178: assertEquals(3, Numbers.rem(303, 10)); jaroslav@178: } jaroslav@178: @Test public void jsRem() throws Exception { jaroslav@248: assertExec("Should be three", Numbers.class, "rem__III", jaroslav@178: Double.valueOf(3.0), 303, 10 jaroslav@178: ); jaroslav@178: } jaroslav@181: jaroslav@181: @Test public void deserializeInt() throws Exception { jaroslav@181: int exp = Numbers.deserInt(); jaroslav@248: assertExec("Should be the same", Numbers.class, "deserInt__I", jaroslav@181: Double.valueOf(exp) jaroslav@181: ); jaroslav@181: } jaroslav@185: jaroslav@185: @Test public void deserializeSimpleLong() throws Exception { jaroslav@248: assertExec("Should be 3454", Numbers.class, "deserLong__J_3B", jaroslav@185: Double.valueOf(3454), jaroslav@185: new byte[] { (byte)0, (byte)0, (byte)0, (byte)0, (byte)0, (byte)0, (byte)13, (byte)126 } jaroslav@185: ); jaroslav@185: } jaroslav@185: /* XXX: JavaScript cannot represent as big longs as Java. jaroslav@185: @Test public void deserializeLargeLong() throws Exception { jaroslav@185: final byte[] arr = new byte[] { jaroslav@185: (byte)64, (byte)8, (byte)0, (byte)0, (byte)0, (byte)0, (byte)0, (byte)0 jaroslav@185: }; jaroslav@185: long exp = Numbers.deserLong(arr); jaroslav@248: assertExec("Should be " + exp, "org_apidesign_vm4brwsr_Numbers_deserLong__JAB", jaroslav@185: Double.valueOf(exp), arr); jaroslav@185: } jaroslav@185: */ jaroslav@181: jaroslav@181: @Test public void deserializeFloatInJava() throws Exception { jaroslav@181: float f = 54324.32423f; jaroslav@181: float r = Numbers.deserFloat(); jaroslav@181: assertEquals(r, f, "Floats are the same"); jaroslav@181: } jaroslav@181: jaroslav@181: @Test public void deserializeFloatInJS() throws Exception { jaroslav@181: float f = 54324.32423f; jaroslav@248: assertExec("Should be the same", Numbers.class, "deserFloat__F", jaroslav@181: Double.valueOf(f) jaroslav@181: ); jaroslav@181: } jaroslav@114: jaroslav@185: @Test public void deserializeDoubleInJava() throws Exception { jaroslav@185: double f = 3.0; jaroslav@185: double r = Numbers.deserDouble(); jaroslav@185: assertEquals(r, f, 0.001, "Doubles are the same"); jaroslav@185: } jaroslav@114: jaroslav@185: @Test public void deserializeDoubleInJS() throws Exception { jaroslav@185: double f = 3.0; jaroslav@248: assertExec("Should be the same", Numbers.class, "deserDouble__D", f); jaroslav@185: } jaroslav@185: /* jaroslav@185: @Test public void serDouble() throws IOException { jaroslav@185: double f = 3.0; jaroslav@185: ByteArrayOutputStream os = new ByteArrayOutputStream(); jaroslav@185: DataOutputStream d = new DataOutputStream(os); jaroslav@185: d.writeLong(3454); jaroslav@185: d.close(); jaroslav@185: jaroslav@185: StringBuilder sb = new StringBuilder(); jaroslav@185: byte[] arr = os.toByteArray(); jaroslav@185: for (int i = 0; i < arr.length; i++) { jaroslav@185: sb.append("(byte)").append(arr[i]).append(", "); jaroslav@185: } jaroslav@185: fail("" + sb); jaroslav@185: } jaroslav@185: */ jaroslav@186: @Test public void fiveInStringJS() throws Exception { jaroslav@186: String s = Numbers.intToString(); jaroslav@186: assertExec("Should be the same: " + s, jaroslav@248: Numbers.class, "intToString__Ljava_lang_String_2", jaroslav@186: s jaroslav@186: ); jaroslav@186: } jaroslav@187: jaroslav@187: @Test public void sevenInStringJS() throws Exception { jaroslav@187: String s = Numbers.floatToString(); jaroslav@187: assertExec("Should be the same: " + s, jaroslav@248: Numbers.class, "floatToString__Ljava_lang_String_2", jaroslav@187: s jaroslav@187: ); jaroslav@187: } lubomir@676: jaroslav@708: private static TestVM code; jaroslav@114: jaroslav@114: @BeforeClass jaroslav@114: public void compileTheCode() throws Exception { jaroslav@708: code = TestVM.compileClass("org/apidesign/vm4brwsr/Numbers"); jaroslav@114: } jaroslav@114: jaroslav@114: private static void assertExec( Martin@582: String msg, Class clazz, String method, Object expRes, Object... args) throws Exception Martin@582: { jaroslav@708: Object ret = code.execCode(msg, clazz, method, expRes, args); Martin@582: if (ret == null) { jaroslav@114: return; jaroslav@114: } jtulach@132: if (expRes instanceof Double && ret instanceof Double) { jtulach@132: double expD = ((Double)expRes).doubleValue(); jtulach@132: double retD = ((Double)ret).doubleValue(); Martin@616: assertEquals(retD, expD, 0.000004, msg + " " jaroslav@708: + code.toString()); jtulach@132: return; jtulach@132: } jaroslav@708: assertEquals(ret, expRes, msg + " " + code.toString()); jaroslav@114: } jaroslav@114: jaroslav@114: }