svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.library / org.gvsig.expressionevaluator / org.gvsig.expressionevaluator.lib / org.gvsig.expressionevaluator.lib.impl / src / test / java / org / gvsig / expresionevaluator / impl / TestCreateFunction.java @ 44622
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| 1 | 43512 | jjdelcerro | package org.gvsig.expresionevaluator.impl; |
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| 2 | |||
| 3 | 44592 | jjdelcerro | import java.net.URL; |
| 4 | 43512 | jjdelcerro | import junit.framework.TestCase; |
| 5 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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| 6 | import org.gvsig.expressionevaluator.Compiler; |
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| 7 | import org.gvsig.expressionevaluator.SymbolTable; |
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| 8 | import org.gvsig.expressionevaluator.Interpreter; |
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| 9 | import org.gvsig.expressionevaluator.Code; |
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| 10 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
| 11 | import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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| 12 | import org.gvsig.expressionevaluator.MutableSymbolTable; |
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| 13 | 44098 | jjdelcerro | import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
| 14 | 44592 | jjdelcerro | import org.gvsig.tools.resourcesstorage.AbstractResourcesStorage; |
| 15 | import org.gvsig.tools.resourcesstorage.URLResource; |
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| 16 | 43512 | jjdelcerro | |
| 17 | 44592 | jjdelcerro | public class TestCreateFunction extends TestCase { |
| 18 | |||
| 19 | private static class Test1ResourcesStorage extends AbstractResourcesStorage { |
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| 20 | |||
| 21 | public Test1ResourcesStorage() {
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| 22 | |||
| 23 | } |
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| 24 | |||
| 25 | @Override
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| 26 | public Resource getResource(String resourceName) { |
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| 27 | URL url = this.getClass().getResource("/org/gvsig/expressionevaluator/impl/"+resourceName+".cosa"); |
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| 28 | if( url == null ) { |
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| 29 | return null; |
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| 30 | } |
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| 31 | Resource res = new URLResource(url);
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| 32 | return res;
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| 33 | } |
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| 34 | } |
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| 35 | 43512 | jjdelcerro | |
| 36 | 44592 | jjdelcerro | public TestCreateFunction(String testName) { |
| 37 | 43512 | jjdelcerro | super(testName);
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| 38 | } |
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| 39 | |||
| 40 | @Override
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| 41 | protected void setUp() throws Exception { |
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| 42 | super.setUp();
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| 43 | 44098 | jjdelcerro | new DefaultLibrariesInitializer().fullInitialize();
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| 44 | 43512 | jjdelcerro | } |
| 45 | |||
| 46 | @Override
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| 47 | protected void tearDown() throws Exception { |
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| 48 | super.tearDown();
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| 49 | } |
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| 50 | |||
| 51 | // TODO add test methods here. The name must begin with 'test'. For example:
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| 52 | // public void testHello() {}
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| 53 | |||
| 54 | 44139 | jjdelcerro | |
| 55 | 43512 | jjdelcerro | protected LexicalAnalyzer createLexicalAnalyzer() {
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| 56 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 57 | LexicalAnalyzer lexer = manager.createLexicalAnalyzer(); |
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| 58 | 43512 | jjdelcerro | return lexer;
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| 59 | } |
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| 60 | 44139 | jjdelcerro | |
| 61 | protected org.gvsig.expressionevaluator.Compiler createCompiler() {
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| 62 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 63 | Compiler compiler = manager.createCompiler();
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| 64 | 43512 | jjdelcerro | compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
| 65 | return compiler;
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| 66 | } |
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| 67 | 44139 | jjdelcerro | |
| 68 | 43512 | jjdelcerro | |
| 69 | protected SymbolTable createSymbolTable() {
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| 70 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 71 | MutableSymbolTable symbolTable = manager.createSymbolTable(); |
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| 72 | 43939 | jjdelcerro | symbolTable.setVar("precio", 200); |
| 73 | symbolTable.setVar("1990", 0.168873933773767); |
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| 74 | 43512 | jjdelcerro | return symbolTable;
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| 75 | } |
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| 76 | |||
| 77 | protected Interpreter createInterpreter(SymbolTable symbolTable) {
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| 78 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 79 | 44592 | jjdelcerro | manager.setScriptsResourcesStorage(new Test1ResourcesStorage());
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| 80 | 44139 | jjdelcerro | Interpreter interpreter = manager.createInterpreter(); |
| 81 | 43512 | jjdelcerro | interpreter.setSymbolTable(symbolTable); |
| 82 | return interpreter;
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| 83 | } |
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| 84 | |||
| 85 | 44592 | jjdelcerro | public void testStringUtilsCapitalize() { |
| 86 | 43512 | jjdelcerro | SymbolTable symbolTable = createSymbolTable(); |
| 87 | Compiler compiler = createCompiler();
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| 88 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 89 | |||
| 90 | 44592 | jjdelcerro | String source = "BEGIN " |
| 91 | + "CREATE FUNCTION CAPITALIZE(s) AS "
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| 92 | + "'org.apache.commons.lang3.StringUtils', 'capitalize' "
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| 93 | + "LANGUAGE 'java';"
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| 94 | + "CAPITALIZE('hola');"
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| 95 | + "END";
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| 96 | 43512 | jjdelcerro | |
| 97 | Code code = compiler.compileExpression(source); |
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| 98 | Object v = interpreter.run(code);
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| 99 | 44592 | jjdelcerro | assertEquals("Hola", v.toString());
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| 100 | 43512 | jjdelcerro | } |
| 101 | |||
| 102 | 44592 | jjdelcerro | public void testSQRTScriptEngine() { |
| 103 | 44421 | jjdelcerro | SymbolTable symbolTable = createSymbolTable(); |
| 104 | Compiler compiler = createCompiler();
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| 105 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 106 | |||
| 107 | 44592 | jjdelcerro | String source = "BEGIN " |
| 108 | + "CREATE FUNCTION SQUARE(num) AS 'testlib', 'SQUARE';"
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| 109 | + "SQUARE(4);"
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| 110 | + "END";
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| 111 | 43512 | jjdelcerro | |
| 112 | Code code = compiler.compileExpression(source); |
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| 113 | Object v = interpreter.run(code);
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| 114 | 44592 | jjdelcerro | assertEquals(16, ((Number)v).intValue()); |
| 115 | 43512 | jjdelcerro | } |
| 116 | |||
| 117 | 44139 | jjdelcerro | |
| 118 | |||
| 119 | 43939 | jjdelcerro | } |