| /* |
| * Copyright 2008 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.jjs.impl.gflow.copy; |
| |
| import com.google.gwt.dev.jjs.impl.gflow.CfgIntegratedAnalysisTestBase; |
| import com.google.gwt.dev.jjs.impl.gflow.IntegratedAnalysis; |
| import com.google.gwt.dev.jjs.impl.gflow.cfg.Cfg; |
| import com.google.gwt.dev.jjs.impl.gflow.cfg.CfgEdge; |
| import com.google.gwt.dev.jjs.impl.gflow.cfg.CfgNode; |
| import com.google.gwt.dev.jjs.impl.gflow.cfg.CfgTransformer; |
| |
| /** |
| * |
| */ |
| public class CopyAnalysisTransformationTest extends CfgIntegratedAnalysisTestBase<CopyAssumption> { |
| @Override |
| protected void setUp() throws Exception { |
| super.setUp(); |
| addSnippetClassDecl("static boolean b;"); |
| } |
| |
| public void testLinearStatements() throws Exception { |
| transform("void", "int i = 1; int j = i; int k = j;").into( |
| "int i = 1;", |
| "int j = i;", |
| "int k = i;"); |
| } |
| |
| public void testIf() throws Exception { |
| transform("void", "int i = 1; int j = i; if (b) { j = 1; } int k = j;").into( |
| "int i = 1;", |
| "int j = i;", |
| "if (EntryPoint.b) {", |
| " j = 1;", |
| "}", |
| "int k = j;"); |
| } |
| |
| public void testRecursion() throws Exception { |
| transform("int", "int i = 1; i = i; return i;").into( |
| "int i = 1;", |
| "i = i;", |
| "return i;"); |
| transform("int", "int i = 1; int j = 1; j = i; i = j; return i;").into( |
| "int i = 1;", |
| "int j = 1;", |
| "j = i;", |
| "i = i;", |
| "return i;"); |
| } |
| |
| public void testImplicitConversion() throws Exception { |
| transform("long", |
| "int bar = 0x12345678;", |
| "bar = bar * 1234;", |
| "long lng = bar;", |
| "long lng8 = lng << 8;", |
| "return lng8;" |
| ).into( |
| " int bar = 305419896;", |
| " bar = bar * 1234;", |
| " long lng = bar;", |
| " long lng8 = lng << 8;", |
| " return lng8;"); |
| } |
| |
| @Override |
| protected IntegratedAnalysis<CfgNode<?>, CfgEdge, CfgTransformer, Cfg, CopyAssumption> createIntegratedAnalysis() { |
| return new CopyAnalysis(); |
| } |
| } |