jaroslav@106: /**
jaroslav@106:  * Back 2 Browser Bytecode Translator
jaroslav@106:  * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
jaroslav@106:  *
jaroslav@106:  * This program is free software: you can redistribute it and/or modify
jaroslav@106:  * it under the terms of the GNU General Public License as published by
jaroslav@106:  * the Free Software Foundation, version 2 of the License.
jaroslav@106:  *
jaroslav@106:  * This program is distributed in the hope that it will be useful,
jaroslav@106:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
jaroslav@106:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
jaroslav@106:  * GNU General Public License for more details.
jaroslav@106:  *
jaroslav@106:  * You should have received a copy of the GNU General Public License
jaroslav@106:  * along with this program. Look for COPYING file in the top folder.
jaroslav@106:  * If not, see http://opensource.org/licenses/GPL-2.0.
jaroslav@106:  */
jaroslav@34: package org.apidesign.vm4brwsr;
jaroslav@34: 
jaroslav@34: import javax.script.Invocable;
jaroslav@34: import javax.script.ScriptException;
jaroslav@34: import org.testng.annotations.Test;
jaroslav@34: import static org.testng.Assert.*;
jaroslav@103: import org.testng.annotations.BeforeClass;
jaroslav@34: 
jaroslav@34: /**
jaroslav@34:  *
jaroslav@34:  * @author Jaroslav Tulach <jtulach@netbeans.org>
jaroslav@34:  */
jaroslav@34: public class StringTest {
jaroslav@34:     @Test public void firstChar() throws Exception {
jaroslav@34:         assertExec(
jaroslav@34:             "First char in Hello is H",
jaroslav@34:             "org_apidesign_vm4brwsr_StringSample_sayHelloCI",
jaroslav@184:             72, 0
jaroslav@34:         );
jaroslav@34:     }
jaroslav@36: 
jaroslav@45:     @Test public void fromChars() throws Exception {
jaroslav@45:         assertExec(
jaroslav@45:             "First char in Hello is ABC",
jaroslav@45:             "org_apidesign_vm4brwsr_StringSample_fromCharsLjava_lang_StringCCC",
jaroslav@45:             "ABC", 'A', 'B', 'C'
jaroslav@45:         );
jaroslav@45:     }
jaroslav@45: 
jaroslav@171:     @Test public void concatChars() throws Exception {
jaroslav@171:         assertExec(
jaroslav@171:             "Composing yields ABC",
jaroslav@171:             "org_apidesign_vm4brwsr_StringSample_charsLjava_lang_StringCCC",
jaroslav@171:             "ABC", 'A', 'B', 'C'
jaroslav@171:         );
jaroslav@171:     }
jaroslav@171: 
jaroslav@176:     @Test public void concatCharsFromInts() throws Exception {
jaroslav@176:         assertExec(
jaroslav@176:             "Composing yields ABC",
jaroslav@176:             "org_apidesign_vm4brwsr_StringSample_charsFromNumbersLjava_lang_String",
jaroslav@176:             "ABC"
jaroslav@176:         );
jaroslav@176:     }
jaroslav@176: 
jaroslav@176:     @Test public void concatCharsFromChars() throws Exception {
jaroslav@176:         assertExec(
jaroslav@176:             "Composing yields ABC",
jaroslav@176:             "org_apidesign_vm4brwsr_StringSample_charsFromCharsLjava_lang_String",
jaroslav@176:             "ABC"
jaroslav@176:         );
jaroslav@176:     }
jaroslav@176: 
jaroslav@93:     @Test(timeOut=10000) public void toStringConcatenation() throws Exception {
jaroslav@36:         assertExec(
jaroslav@36:             "Five executions should generate 5Hello World!",
jaroslav@36:             "org_apidesign_vm4brwsr_StringSample_toStringTestLjava_lang_StringI",
jaroslav@94:             "Hello World!5", 5
jaroslav@36:         );
jaroslav@36:     }
jaroslav@94:     @Test public void toStringConcatenationJava() throws Exception {
jaroslav@94:         assertEquals("Hello World!5", StringSample.toStringTest(5));
jaroslav@94:     }
jaroslav@104:     
jaroslav@104:     @Test(timeOut=10000) public void stringStringConcat() throws Exception {
jaroslav@104:         assertExec(
jaroslav@104:             "Composes strings OK",
jaroslav@104:             "org_apidesign_vm4brwsr_StringSample_concatStringsLjava_lang_String",
jaroslav@137:             "Hello World!1" + "\\\n\r\t"
jaroslav@104:         );
jaroslav@104:     }
jaroslav@116: 
jaroslav@175:     @Test public void equalsAndSubstring() throws Exception {
jaroslav@116:         assertExec(
jaroslav@116:             "Composes are OK",
jaroslav@116:             "org_apidesign_vm4brwsr_StringSample_equalToHelloZII",
jaroslav@175:             true, 0, 5
jaroslav@116:         );
jaroslav@116:     }
jaroslav@183:     @Test public void replaceChars() throws Exception {
jaroslav@183:         assertExec(
jaroslav@183:             "Can replace slashes by underscores",
jaroslav@183:             "org_apidesign_vm4brwsr_StringSample_replaceLjava_lang_StringLjava_lang_StringCC",
jaroslav@183:             "x_y_z", "x/y/z", '/', '_'
jaroslav@183:         );
jaroslav@183:     }
jaroslav@183:     @Test public void replaceIntChars() throws Exception {
jaroslav@183:         assertExec(
jaroslav@183:             "Can replace slashes by underscores",
jaroslav@183:             "org_apidesign_vm4brwsr_StringSample_replaceLjava_lang_StringLjava_lang_StringCC",
jaroslav@183:             "x_y_z", "x/y/z", (int)'/', (int)'_'
jaroslav@183:         );
jaroslav@183:     }
jaroslav@188: 
jaroslav@188:     @Test public void insertBuilder() throws Exception {
jaroslav@188:         assertExec(
jaroslav@188:             "Can insert something into a buffer?",
jaroslav@188:             "org_apidesign_vm4brwsr_StringSample_insertBufferLjava_lang_String",
jaroslav@188:             "Ahoj Jardo!"
jaroslav@188:         );
jaroslav@188:     }
jaroslav@104:     
jaroslav@184:     @Test public void countAB() throws Exception {
jaroslav@184:         assertEquals(StringSample.countAB("Ahoj Bedo!"), 3, "Verify Java code is sane");
jaroslav@184:         assertExec(
jaroslav@184:             "One A and one B adds to 3",
jaroslav@184:             "org_apidesign_vm4brwsr_StringSample_countABILjava_lang_String",
jaroslav@184:             Double.valueOf(3), "Ahoj Bedo!"
jaroslav@184:         );
jaroslav@184:         
jaroslav@184:     }
jaroslav@184:     
jaroslav@103:     private static CharSequence codeSeq;
jaroslav@103:     private static Invocable code;
jaroslav@34:     
jaroslav@103:     @BeforeClass 
jaroslav@103:     public void compileTheCode() throws Exception {
jaroslav@34:         StringBuilder sb = new StringBuilder();
jaroslav@103:         code = StaticMethodTest.compileClass(sb, 
jaroslav@34:             "org/apidesign/vm4brwsr/StringSample",
jaroslav@34:             "java/lang/String"
jaroslav@34:         );
jaroslav@103:         codeSeq = sb;
jaroslav@103:     }
jaroslav@103:     
jaroslav@103:     private static void assertExec(String msg, String methodName, Object expRes, Object... args) throws Exception {
jaroslav@34:         Object ret = null;
jaroslav@34:         try {
jaroslav@103:             ret = code.invokeFunction(methodName, args);
jaroslav@34:         } catch (ScriptException ex) {
jaroslav@103:             fail("Execution failed in\n" + codeSeq, ex);
jaroslav@34:         } catch (NoSuchMethodException ex) {
jaroslav@103:             fail("Cannot find method in\n" + codeSeq, ex);
jaroslav@34:         }
jaroslav@34:         if (ret == null && expRes == null) {
jaroslav@34:             return;
jaroslav@34:         }
jaroslav@34:         if (expRes.equals(ret)) {
jaroslav@34:             return;
jaroslav@34:         }
jaroslav@103:         assertEquals(ret, expRes, msg + "was: " + ret + "\n" + codeSeq);
jaroslav@34:         
jaroslav@34:     }
jaroslav@34:     
jaroslav@34: }