458 lines
13 KiB
Java
458 lines
13 KiB
Java
/*******************************************************************************
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* Copyright (c) 2009 Luaj.org. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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******************************************************************************/
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package org.luaj.vm2;
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import java.io.ByteArrayInputStream;
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import java.io.InputStream;
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import junit.framework.TestCase;
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import junit.framework.TestSuite;
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import org.luaj.vm2.compiler.LuaC;
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import org.luaj.vm2.lua2java.Lua2Java;
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import org.luaj.vm2.luajc.LuaJC;
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/**
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* Test compilation of various fragments that have
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* caused problems for jit compiling during development.
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*
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*/
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public class FragmentsTest extends TestSuite {
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static final int TEST_TYPE_LUAC = 0;
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static final int TEST_TYPE_LUAJC = 1;
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static final int TEST_TYPE_LUA2JAVA = 2;
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public static class JseFragmentsTest extends FragmentsTestCase {
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public JseFragmentsTest() { super( TEST_TYPE_LUAC ); }
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}
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public static class LuaJCFragmentsTest extends FragmentsTestCase {
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public LuaJCFragmentsTest() { super( TEST_TYPE_LUAJC ); }
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}
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public static class Lua2JavaFragmentsTest extends FragmentsTestCase {
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public Lua2JavaFragmentsTest() { super( TEST_TYPE_LUA2JAVA ); }
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}
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public static TestSuite suite() {
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TestSuite suite = new TestSuite("Compiler Fragments Tests");
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suite.addTest( new TestSuite( JseFragmentsTest.class, "JSE Fragments Tests" ) );
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suite.addTest( new TestSuite( LuaJCFragmentsTest.class, "LuaJC Fragments Tests" ) );
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suite.addTest( new TestSuite( Lua2JavaFragmentsTest.class, "Lua2Java Fragments Tests" ) );
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return suite;
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}
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abstract protected static class FragmentsTestCase extends TestCase {
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final int TEST_TYPE;
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protected FragmentsTestCase(int testType) {
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this.TEST_TYPE = testType;
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}
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public void runFragment( Varargs expected, String script ) {
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try {
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String name = getName();
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LuaTable _G = org.luaj.vm2.lib.jse.JsePlatform.standardGlobals();
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InputStream is = new ByteArrayInputStream(script.getBytes("UTF-8"));
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LuaValue chunk ;
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switch ( TEST_TYPE ) {
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case TEST_TYPE_LUA2JAVA:
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chunk = Lua2Java.instance.load(is,name,_G);
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break;
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case TEST_TYPE_LUAJC:
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chunk = LuaJC.getInstance().load(is,name,_G);
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break;
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default:
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chunk = LuaC.instance.load( is, name, _G );
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break;
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}
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Varargs actual = chunk.invoke();
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assertEquals( expected.narg(), actual.narg() );
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for ( int i=1; i<=actual.narg(); i++ )
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assertEquals( expected.arg(i), actual.arg(i) );
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} catch (Exception e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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fail(e.toString());
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}
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}
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public void testForloopParamUpvalues() {
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runFragment( LuaValue.varargsOf(new LuaValue[] {
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LuaValue.valueOf(77),
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LuaValue.valueOf(1) } ),
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"for n,p in ipairs({77}) do\n"+
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" print('n,p',n,p)\n"+
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" foo = function()\n"+
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" return p,n\n"+
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" end\n"+
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" return foo()\n"+
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"end\n");
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}
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public void testVarVarargsUseArg() {
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runFragment( LuaValue.varargsOf( new LuaValue[] {
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LuaValue.valueOf("a"),
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LuaValue.valueOf(2),
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LuaValue.valueOf("b"),
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LuaValue.valueOf("c"),
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LuaValue.NIL }),
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"function q(a,...)\n" +
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" return a,arg.n,arg[1],arg[2],arg[3]\n" +
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"end\n" +
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"return q('a','b','c')\n" );
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}
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public void testVarVarargsUseBoth() {
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runFragment( LuaValue.varargsOf( new LuaValue[] {
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LuaValue.valueOf("a"),
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LuaValue.valueOf("nil"),
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LuaValue.valueOf("b"),
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LuaValue.valueOf("c")}),
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"function r(a,...)\n" +
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" return a,type(arg),...\n" +
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"end\n" +
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"return r('a','b','c')\n" );
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}
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public void testArgVarargsUseBoth() {
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runFragment( LuaValue.varargsOf( new LuaValue[] {
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LuaValue.NIL,
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LuaValue.valueOf("b"),
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LuaValue.valueOf("c")}),
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"function v(arg,...)\n" +
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" return arg,...\n" +
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"end\n" +
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"return v('a','b','c')\n" );
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}
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public void testArgParamUseNone() {
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// the name "arg" is treated specially, and ends up masking the argument value in 5.1
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runFragment( LuaValue.valueOf("table"),
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"function v(arg,...)\n" +
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" return type(arg)\n" +
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"end\n" +
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"return v('abc')\n" );
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}
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public void testSetlistVarargs() {
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runFragment( LuaValue.valueOf("abc"),
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"local f = function() return 'abc' end\n" +
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"local g = { f() }\n" +
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"return g[1]\n" );
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}
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public void testSelfOp() {
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runFragment( LuaValue.valueOf("bcd"),
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"local s = 'abcde'\n"+
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"return s:sub(2,4)\n" );
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}
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public void testSetListWithOffsetAndVarargs() {
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runFragment( LuaValue.valueOf(1003),
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"local bar = {1000, math.sqrt(9)}\n"+
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"return bar[1]+bar[2]\n" );
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}
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public void testMultiAssign() {
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// arargs evaluations are all done before assignments
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runFragment( LuaValue.varargsOf(new LuaValue[]{
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LuaValue.valueOf(111),
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LuaValue.valueOf(111),
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LuaValue.valueOf(111)}),
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"a,b,c = 1,10,100\n" +
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"a,b,c = a+b+c, a+b+c, a+b+c\n" +
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"return a,b,c\n" );
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}
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public void testUpvalues() {
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runFragment( LuaValue.valueOf(999),
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"local a = function(x)\n" +
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" return function(y)\n" +
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" return x + y\n" +
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" end\n" +
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"end\n" +
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"local b = a(222)\n" +
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"local c = b(777)\n" +
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"print( 'c=', c )\n" +
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"return c\n" );
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}
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public void testNeedsArgAndHasArg() {
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runFragment( LuaValue.varargsOf(LuaValue.valueOf(333),LuaValue.NIL,LuaValue.valueOf(222)),
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"function r(q,...)\n"+
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" local a=arg\n"+
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" return a and a[2]\n"+
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"end\n" +
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"function s(q,...)\n"+
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" local a=arg\n"+
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" local b=...\n"+
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" return a and a[2],b\n"+
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"end\n" +
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"return r(111,222,333),s(111,222,333)" );
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}
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public void testNonAsciiStringLiterals() {
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runFragment( LuaValue.valueOf("7,8,12,10,9,11,133,222"),
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"local a='\\a\\b\\f\\n\\t\\v\\133\\222'\n"+
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"local t={string.byte(a,1,#a)}\n"+
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"return table.concat(t,',')\n" );
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}
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public void testControlCharStringLiterals() {
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runFragment( LuaValue.valueOf("97,0,98,18,99,18,100,18,48,101"),
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"local a='a\\0b\\18c\\018d\\0180e'\n"+
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"local t={string.byte(a,1,#a)}\n"+
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"return table.concat(t,',')\n" );
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}
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public void testLoopVarNames() {
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runFragment( LuaValue.valueOf(" 234,1,aa 234,2,bb"),
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"local w = ''\n"+
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"function t()\n"+
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" for f,var in ipairs({'aa','bb'}) do\n"+
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" local s = 234\n"+
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" w = w..' '..s..','..f..','..var\n"+
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" end\n"+
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"end\n" +
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"t()\n" +
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"return w\n" );
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}
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public void testForLoops() {
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runFragment( LuaValue.valueOf("12345 357 963"),
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"local s,t,u = '','',''\n"+
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"for m=1,5 do\n"+
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" s = s..m\n"+
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"end\n"+
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"for m=3,7,2 do\n"+
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" t = t..m\n"+
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"end\n"+
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"for m=9,3,-3 do\n"+
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" u = u..m\n"+
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"end\n"+
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"return s..' '..t..' '..u\n" );
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}
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public void testLocalFunctionDeclarations() {
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runFragment( LuaValue.varargsOf(LuaValue.valueOf("function"),LuaValue.valueOf("nil")),
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"local function aaa()\n"+
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" return type(aaa)\n"+
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"end\n"+
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"local bbb = function()\n"+
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" return type(bbb)\n"+
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"end\n"+
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"return aaa(),bbb()\n" );
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}
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public void testNilsInTableConstructor() {
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runFragment( LuaValue.valueOf("1=111 2=222 3=333 "),
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"local t = { 111, 222, 333, nil, nil }\n"+
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"local s = ''\n"+
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"for i,v in ipairs(t) do \n" +
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" s=s..tostring(i)..'='..tostring(v)..' '\n" +
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"end\n"+
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"return s\n" );
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}
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public void testUnreachableCode() {
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runFragment( LuaValue.valueOf(66),
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"local function foo(x) return x * 2 end\n" +
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"local function bar(x, y)\n" +
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" if x==y then\n" +
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" return y\n" +
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" else\n" +
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" return foo(x)\n" +
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" end\n" +
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"end\n" +
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"return bar(33,44)\n" );
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}
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public void testVarargsWithParameters() {
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runFragment( LuaValue.valueOf(222),
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"local func = function(t,...)\n"+
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" return (...)\n"+
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"end\n"+
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"return func(111,222,333)\n" );
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}
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public void testNoReturnValuesPlainCall() {
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runFragment( LuaValue.TRUE,
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"local testtable = {}\n"+
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"return pcall( function() testtable[1]=2 end )\n" );
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}
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public void testVarargsInTableConstructor() {
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runFragment( LuaValue.valueOf(222),
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"local function foo() return 111,222,333 end\n"+
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"local t = {'a','b',c='c',foo()}\n"+
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"return t[4]\n" );
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}
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public void testVarargsInFirstArg() {
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runFragment( LuaValue.valueOf(123),
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"function aaa(x) return x end\n" +
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"function bbb(y) return y end\n" +
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"function ccc(z) return z end\n" +
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"return ccc( aaa(bbb(123)), aaa(456) )\n" );
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}
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public void testSetUpvalueTableInitializer() {
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runFragment( LuaValue.valueOf("b"),
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"local aliases = {a='b'}\n" +
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"local foo = function()\n" +
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" return aliases\n" +
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"end\n" +
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"return foo().a\n" );
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}
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public void testLoadNilUpvalue() {
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runFragment( LuaValue.NIL,
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"tostring = function() end\n" +
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"local pc \n" +
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"local pcall = function(...)\n" +
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" pc(...)\n" +
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"end\n" +
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"return NIL\n" );
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}
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public void testUpvalueClosure() {
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runFragment( LuaValue.NIL,
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"print()\n"+
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"local function f2() end\n"+
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"local function f3()\n"+
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" return f3\n"+
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"end\n" +
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"return NIL\n" );
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}
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public void testUninitializedUpvalue() {
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runFragment( LuaValue.NIL,
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"local f\n"+
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"do\n"+
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" function g()\n"+
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" print(f())\n"+
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" end\n"+
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"end\n" +
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"return NIL\n" );
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}
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public void testTestOpUpvalues() {
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runFragment( LuaValue.varargsOf(LuaValue.valueOf(1),LuaValue.valueOf(2),LuaValue.valueOf(3)),
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"print( nil and 'T' or 'F' )\n"+
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"local a,b,c = 1,2,3\n"+
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"function foo()\n"+
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" return a,b,c\n"+
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"end\n" +
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"return foo()\n" );
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}
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public void testTestSimpleBinops() {
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runFragment( LuaValue.varargsOf(new LuaValue[] {
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LuaValue.FALSE, LuaValue.FALSE, LuaValue.TRUE, LuaValue.TRUE, LuaValue.FALSE }),
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"local a,b,c = 2,-2.5,0\n" +
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"return (a==c), (b==c), (a==a), (a>c), (b>0)\n" );
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}
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public void testNumericForUpvalues() {
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runFragment( LuaValue.valueOf(8),
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"for i = 3,4 do\n"+
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" i = i + 5\n"+
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" local a = function()\n"+
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" return i\n"+
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" end\n" +
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" return a()\n"+
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"end\n");
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}
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public void testNumericForUpvalues2() {
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runFragment( LuaValue.valueOf("222 222"),
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"local t = {}\n"+
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"local template = [[123 456]]\n"+
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"for i = 1,2 do\n"+
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" t[i] = template:gsub('%d', function(s)\n"+
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" return i\n"+
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" end)\n"+
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"end\n" +
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"return t[2]\n");
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}
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public void testReturnUpvalue() {
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runFragment( LuaValue.varargsOf(new LuaValue[] { LuaValue.ONE, LuaValue.valueOf(5), }),
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"local a = 1\n"+
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"local b\n"+
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"function c()\n"+
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" b=5\n" +
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" return a\n"+
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"end\n"+
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"return c(),b\n" );
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}
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public void testUninitializedAroundBranch() {
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runFragment( LuaValue.valueOf(333),
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"local state\n"+
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"if _G then\n"+
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" state = 333\n"+
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"end\n"+
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"return state\n" );
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}
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public void testLoadedNilUpvalue() {
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runFragment( LuaValue.NIL,
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"local a = print()\n"+
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"local b = c and { d = e }\n"+
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"local f\n"+
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"local function g()\n"+
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" return f\n"+
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"end\n" +
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"return g()\n" );
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}
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public void testUpvalueInFirstSlot() {
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runFragment( LuaValue.valueOf("foo"),
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"local p = {'foo'}\n"+
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"bar = function()\n"+
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" return p \n"+
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"end\n"+
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"for i,key in ipairs(p) do\n"+
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" print()\n"+
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"end\n" +
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"return bar()[1]");
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}
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public void testReadOnlyAndReadWriteUpvalues() {
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runFragment( LuaValue.varargsOf( new LuaValue[] { LuaValue.valueOf(333), LuaValue.valueOf(222) } ),
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"local a = 111\n" +
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"local b = 222\n" +
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"local c = function()\n"+
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" a = a + b\n" +
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" return a,b\n"+
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"end\n" +
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"return c()\n" );
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}
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}
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}
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