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 / TestInterpreter.java @ 44364
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| 1 | 43512 | jjdelcerro | package org.gvsig.expresionevaluator.impl; |
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| 2 | |||
| 3 | import junit.framework.TestCase; |
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| 4 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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| 5 | import org.gvsig.expressionevaluator.Compiler; |
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| 6 | import org.gvsig.expressionevaluator.SymbolTable; |
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| 7 | import org.gvsig.expressionevaluator.Interpreter; |
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| 8 | import org.gvsig.expressionevaluator.Code; |
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| 9 | 44139 | jjdelcerro | import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
| 10 | import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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| 11 | import org.gvsig.expressionevaluator.MutableSymbolTable; |
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| 12 | 44098 | jjdelcerro | import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
| 13 | 43512 | jjdelcerro | |
| 14 | public class TestInterpreter extends TestCase { |
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| 15 | |||
| 16 | public TestInterpreter(String testName) { |
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| 17 | super(testName);
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| 18 | } |
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| 19 | |||
| 20 | @Override
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| 21 | protected void setUp() throws Exception { |
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| 22 | super.setUp();
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| 23 | 44098 | jjdelcerro | new DefaultLibrariesInitializer().fullInitialize();
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| 24 | 43512 | jjdelcerro | } |
| 25 | |||
| 26 | @Override
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| 27 | protected void tearDown() throws Exception { |
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| 28 | super.tearDown();
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| 29 | } |
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| 30 | |||
| 31 | // TODO add test methods here. The name must begin with 'test'. For example:
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| 32 | // public void testHello() {}
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| 33 | |||
| 34 | 44139 | jjdelcerro | |
| 35 | 43512 | jjdelcerro | protected LexicalAnalyzer createLexicalAnalyzer() {
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| 36 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 37 | LexicalAnalyzer lexer = manager.createLexicalAnalyzer(); |
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| 38 | 43512 | jjdelcerro | return lexer;
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| 39 | } |
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| 40 | 44139 | jjdelcerro | |
| 41 | protected org.gvsig.expressionevaluator.Compiler createCompiler() {
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| 42 | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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| 43 | Compiler compiler = manager.createCompiler();
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| 44 | 43512 | jjdelcerro | compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
| 45 | return compiler;
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| 46 | } |
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| 47 | 44139 | jjdelcerro | |
| 48 | 43512 | jjdelcerro | |
| 49 | protected SymbolTable createSymbolTable() {
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| 50 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 51 | MutableSymbolTable symbolTable = manager.createSymbolTable(); |
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| 52 | 43939 | jjdelcerro | symbolTable.setVar("precio", 200); |
| 53 | symbolTable.setVar("1990", 0.168873933773767); |
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| 54 | 43512 | jjdelcerro | return symbolTable;
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| 55 | } |
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| 56 | |||
| 57 | protected Interpreter createInterpreter(SymbolTable symbolTable) {
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| 58 | 44139 | jjdelcerro | ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
| 59 | Interpreter interpreter = manager.createInterpreter(); |
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| 60 | 43512 | jjdelcerro | interpreter.setSymbolTable(symbolTable); |
| 61 | return interpreter;
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| 62 | } |
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| 63 | |||
| 64 | public void testIdentifier1() { |
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| 65 | SymbolTable symbolTable = createSymbolTable(); |
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| 66 | Compiler compiler = createCompiler();
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| 67 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 68 | |||
| 69 | 44139 | jjdelcerro | String source = "precio"; |
| 70 | |||
| 71 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 72 | Object v = interpreter.run(code);
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| 73 | assertEquals(200, ((Number)v).intValue()); |
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| 74 | } |
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| 75 | |||
| 76 | public void testInteger() { |
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| 77 | SymbolTable symbolTable = createSymbolTable(); |
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| 78 | Compiler compiler = createCompiler();
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| 79 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 80 | |||
| 81 | 44139 | jjdelcerro | String source = "23"; |
| 82 | |||
| 83 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 84 | Object v = interpreter.run(code);
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| 85 | assertEquals(23, ((Number)v).intValue()); |
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| 86 | } |
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| 87 | |||
| 88 | public void testTrue() { |
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| 89 | SymbolTable symbolTable = createSymbolTable(); |
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| 90 | Compiler compiler = createCompiler();
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| 91 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 92 | |||
| 93 | 44139 | jjdelcerro | String source = "true"; |
| 94 | |||
| 95 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 96 | assertEquals(Boolean.TRUE, interpreter.run(code));
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| 97 | } |
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| 98 | |||
| 99 | public void testFalse() { |
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| 100 | SymbolTable symbolTable = createSymbolTable(); |
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| 101 | Compiler compiler = createCompiler();
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| 102 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 103 | |||
| 104 | 44139 | jjdelcerro | String source = "false"; |
| 105 | |||
| 106 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 107 | assertEquals(Boolean.FALSE, interpreter.run(code));
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| 108 | } |
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| 109 | |||
| 110 | public void testNull() { |
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| 111 | SymbolTable symbolTable = createSymbolTable(); |
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| 112 | Compiler compiler = createCompiler();
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| 113 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 114 | |||
| 115 | 44139 | jjdelcerro | String source = "null"; |
| 116 | |||
| 117 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 118 | assertEquals(null, interpreter.run(code));
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| 119 | } |
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| 120 | |||
| 121 | public void testAdd1() { |
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| 122 | SymbolTable symbolTable = createSymbolTable(); |
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| 123 | Compiler compiler = createCompiler();
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| 124 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 125 | |||
| 126 | 44139 | jjdelcerro | String source = "precio + 10"; |
| 127 | |||
| 128 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 129 | Object v = interpreter.run(code);
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| 130 | assertEquals(210, ((Number)v).intValue()); |
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| 131 | } |
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| 132 | |||
| 133 | 44098 | jjdelcerro | public void testSimpleAdd1() { |
| 134 | SymbolTable symbolTable = createSymbolTable(); |
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| 135 | Compiler compiler = createCompiler();
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| 136 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 137 | |||
| 138 | 44139 | jjdelcerro | String source = "5+10"; |
| 139 | |||
| 140 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 141 | Object v = interpreter.run(code);
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| 142 | assertEquals(15, ((Number)v).intValue()); |
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| 143 | } |
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| 144 | |||
| 145 | public void testSimpleAdd2() { |
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| 146 | SymbolTable symbolTable = createSymbolTable(); |
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| 147 | Compiler compiler = createCompiler();
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| 148 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 149 | |||
| 150 | 44139 | jjdelcerro | String source = "5 + 10"; |
| 151 | |||
| 152 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 153 | Object v = interpreter.run(code);
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| 154 | assertEquals(15, ((Number)v).intValue()); |
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| 155 | } |
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| 156 | |||
| 157 | public void testSimpleAdd3() { |
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| 158 | SymbolTable symbolTable = createSymbolTable(); |
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| 159 | Compiler compiler = createCompiler();
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| 160 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 161 | |||
| 162 | 44139 | jjdelcerro | String source = "10+-5"; |
| 163 | |||
| 164 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 165 | Object v = interpreter.run(code);
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| 166 | assertEquals(5, ((Number)v).intValue()); |
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| 167 | } |
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| 168 | |||
| 169 | public void testSimpleSub1() { |
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| 170 | SymbolTable symbolTable = createSymbolTable(); |
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| 171 | Compiler compiler = createCompiler();
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| 172 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 173 | |||
| 174 | 44139 | jjdelcerro | String source = "10-5"; |
| 175 | |||
| 176 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 177 | Object v = interpreter.run(code);
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| 178 | assertEquals(5, ((Number)v).intValue()); |
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| 179 | } |
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| 180 | |||
| 181 | public void testSimpleSub2() { |
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| 182 | SymbolTable symbolTable = createSymbolTable(); |
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| 183 | Compiler compiler = createCompiler();
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| 184 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 185 | |||
| 186 | 44139 | jjdelcerro | String source = "10 - 5"; |
| 187 | |||
| 188 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 189 | Object v = interpreter.run(code);
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| 190 | assertEquals(5, ((Number)v).intValue()); |
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| 191 | } |
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| 192 | |||
| 193 | public void testSimpleNumber() { |
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| 194 | SymbolTable symbolTable = createSymbolTable(); |
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| 195 | Compiler compiler = createCompiler();
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| 196 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 197 | |||
| 198 | 44139 | jjdelcerro | String source = "23"; |
| 199 | |||
| 200 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 201 | Object v = interpreter.run(code);
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| 202 | assertEquals(23, ((Number)v).intValue()); |
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| 203 | } |
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| 204 | |||
| 205 | public void testSimpleNegativeNumber() { |
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| 206 | SymbolTable symbolTable = createSymbolTable(); |
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| 207 | Compiler compiler = createCompiler();
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| 208 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 209 | |||
| 210 | 44139 | jjdelcerro | String source = "-23"; |
| 211 | |||
| 212 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 213 | Object v = interpreter.run(code);
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| 214 | assertEquals(-23, ((Number)v).intValue()); |
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| 215 | } |
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| 216 | |||
| 217 | public void testNegateFunction() { |
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| 218 | SymbolTable symbolTable = createSymbolTable(); |
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| 219 | Compiler compiler = createCompiler();
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| 220 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 221 | |||
| 222 | 44139 | jjdelcerro | String source = "-PI()"; |
| 223 | |||
| 224 | 44098 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 225 | Object v = interpreter.run(code);
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| 226 | assertEquals(-Math.PI, ((Number)v).doubleValue()); |
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| 227 | } |
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| 228 | |||
| 229 | 43512 | jjdelcerro | public void testSub1() { |
| 230 | SymbolTable symbolTable = createSymbolTable(); |
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| 231 | Compiler compiler = createCompiler();
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| 232 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 233 | |||
| 234 | 44139 | jjdelcerro | String source = "precio - 10"; |
| 235 | |||
| 236 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 237 | Object v = interpreter.run(code);
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| 238 | assertEquals(190, ((Number)v).intValue()); |
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| 239 | } |
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| 240 | |||
| 241 | public void testMul1() { |
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| 242 | SymbolTable symbolTable = createSymbolTable(); |
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| 243 | Compiler compiler = createCompiler();
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| 244 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 245 | |||
| 246 | 44139 | jjdelcerro | String source = "precio * 10"; |
| 247 | |||
| 248 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 249 | Object v = interpreter.run(code);
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| 250 | assertEquals(2000, ((Number)v).intValue()); |
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| 251 | } |
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| 252 | |||
| 253 | public void testDiv1() { |
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| 254 | SymbolTable symbolTable = createSymbolTable(); |
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| 255 | Compiler compiler = createCompiler();
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| 256 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 257 | |||
| 258 | 44139 | jjdelcerro | String source = "precio / 10"; |
| 259 | |||
| 260 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 261 | Object v = interpreter.run(code);
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| 262 | assertEquals(20, ((Number)v).intValue()); |
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| 263 | } |
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| 264 | |||
| 265 | public void testAdd2() { |
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| 266 | SymbolTable symbolTable = createSymbolTable(); |
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| 267 | Compiler compiler = createCompiler();
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| 268 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 269 | |||
| 270 | 44139 | jjdelcerro | String source = "precio + 10 + 20 + 30"; |
| 271 | |||
| 272 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 273 | Object v = interpreter.run(code);
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| 274 | assertEquals(260, ((Number)v).intValue()); |
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| 275 | } |
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| 276 | |||
| 277 | public void testAddMul() { |
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| 278 | SymbolTable symbolTable = createSymbolTable(); |
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| 279 | Compiler compiler = createCompiler();
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| 280 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 281 | |||
| 282 | 44139 | jjdelcerro | String source = "precio + 10 * 2 + 20 + 30"; |
| 283 | |||
| 284 | 43512 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 285 | Object v = interpreter.run(code);
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| 286 | assertEquals(270, ((Number)v).intValue()); |
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| 287 | } |
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| 288 | |||
| 289 | 43519 | jjdelcerro | public void testAddMulPar() { |
| 290 | SymbolTable symbolTable = createSymbolTable(); |
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| 291 | Compiler compiler = createCompiler();
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| 292 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 293 | |||
| 294 | 44139 | jjdelcerro | String source = "(precio + 10) * 2 + 20 + 30"; |
| 295 | |||
| 296 | 43519 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 297 | Object v = interpreter.run(code);
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| 298 | assertEquals(470, ((Number)v).intValue()); |
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| 299 | } |
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| 300 | |||
| 301 | public void testAbs() { |
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| 302 | SymbolTable symbolTable = createSymbolTable(); |
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| 303 | Compiler compiler = createCompiler();
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| 304 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 305 | |||
| 306 | 44139 | jjdelcerro | String source = "precio + abs(10)"; |
| 307 | |||
| 308 | 43519 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 309 | Object v = interpreter.run(code);
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| 310 | assertEquals(210, ((Number)v).intValue()); |
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| 311 | } |
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| 312 | |||
| 313 | public void testAbs2() { |
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| 314 | SymbolTable symbolTable = createSymbolTable(); |
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| 315 | Compiler compiler = createCompiler();
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| 316 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 317 | |||
| 318 | 44139 | jjdelcerro | String source = "precio + abs(-10)"; |
| 319 | |||
| 320 | 43519 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 321 | Object v = interpreter.run(code);
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| 322 | assertEquals(210, ((Number)v).intValue()); |
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| 323 | } |
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| 324 | |||
| 325 | public void testCeil() { |
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| 326 | SymbolTable symbolTable = createSymbolTable(); |
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| 327 | Compiler compiler = createCompiler();
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| 328 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 329 | |||
| 330 | 44139 | jjdelcerro | String source = "precio + CEIL(PI())"; |
| 331 | |||
| 332 | 43519 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 333 | Object v = interpreter.run(code);
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| 334 | assertEquals(204, ((Number)v).intValue()); |
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| 335 | } |
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| 336 | |||
| 337 | public void testConcat() { |
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| 338 | SymbolTable symbolTable = createSymbolTable(); |
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| 339 | Compiler compiler = createCompiler();
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| 340 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 341 | |||
| 342 | 44139 | jjdelcerro | String source = "CONCAT(precio,' euros')"; |
| 343 | |||
| 344 | 43519 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 345 | Object v = interpreter.run(code);
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| 346 | assertEquals("200 euros", (String)v); |
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| 347 | } |
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| 348 | 43521 | jjdelcerro | |
| 349 | public void testAccuracy() { |
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| 350 | |||
| 351 | SymbolTable symbolTable = createSymbolTable(); |
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| 352 | Compiler compiler = createCompiler();
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| 353 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 354 | Code code; |
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| 355 | Object v;
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| 356 | |||
| 357 | 44139 | jjdelcerro | compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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| 358 | |||
| 359 | 43521 | jjdelcerro | code = compiler.compileExpression("[1990] = 0.168873933773767");
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| 360 | v = interpreter.run(code); |
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| 361 | assertEquals(true, ((Boolean)v).booleanValue()); |
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| 362 | |||
| 363 | code = compiler.compileExpression("[1990] = 0.1688739");
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| 364 | v = interpreter.run(code); |
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| 365 | assertEquals(false, ((Boolean)v).booleanValue()); |
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| 366 | |||
| 367 | interpreter.setAccuracy(0.0000001);
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| 368 | v = interpreter.run(code); |
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| 369 | assertEquals(true, ((Boolean)v).booleanValue()); |
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| 370 | 43532 | jjdelcerro | } |
| 371 | |||
| 372 | public void test2fields() { |
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| 373 | SymbolTable symbolTable = createSymbolTable(); |
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| 374 | Compiler compiler = createCompiler();
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| 375 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 376 | |||
| 377 | 44139 | jjdelcerro | compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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| 378 | |||
| 379 | String source = "[1990] = [precio]"; |
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| 380 | |||
| 381 | compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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| 382 | 43532 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 383 | Object v = interpreter.run(code);
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| 384 | assertEquals(false, ((Boolean)v).booleanValue()); |
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| 385 | 43939 | jjdelcerro | } |
| 386 | |||
| 387 | |||
| 388 | public void testInvokeMethod1() { |
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| 389 | SymbolTable symbolTable = createSymbolTable(); |
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| 390 | Compiler compiler = createCompiler();
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| 391 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 392 | |||
| 393 | 44139 | jjdelcerro | String source = "'hola'.length()"; |
| 394 | |||
| 395 | 43939 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 396 | Object v = interpreter.run(code);
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| 397 | |||
| 398 | assertEquals(4, ((Number)v).intValue()); |
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| 399 | } |
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| 400 | |||
| 401 | |||
| 402 | public void testInvokeMethod2() { |
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| 403 | 44139 | jjdelcerro | SymbolTable symbolTable = createSymbolTable(); |
| 404 | Compiler compiler = createCompiler();
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| 405 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 406 | |||
| 407 | 43939 | jjdelcerro | String source = "'hola'.indexOf('l')"; |
| 408 | |||
| 409 | 44139 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 410 | Object v = interpreter.run(code);
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| 411 | |||
| 412 | assertEquals(2, ((Number)v).intValue()); |
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| 413 | } |
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| 414 | |||
| 415 | public void testAlias() { |
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| 416 | 43939 | jjdelcerro | SymbolTable symbolTable = createSymbolTable(); |
| 417 | Compiler compiler = createCompiler();
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| 418 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 419 | |||
| 420 | 44139 | jjdelcerro | String source = "UPPER('hola')"; |
| 421 | 43939 | jjdelcerro | Code code = compiler.compileExpression(source); |
| 422 | Object v = interpreter.run(code);
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| 423 | 44139 | jjdelcerro | assertEquals("HOLA", (String)v); |
| 424 | 43939 | jjdelcerro | |
| 425 | 44139 | jjdelcerro | |
| 426 | source = "UCASE('hola')";
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| 427 | code = compiler.compileExpression(source); |
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| 428 | v = interpreter.run(code); |
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| 429 | assertEquals("HOLA", (String)v); |
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| 430 | 43939 | jjdelcerro | } |
| 431 | 44139 | jjdelcerro | |
| 432 | public void testRegexp1() { |
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| 433 | SymbolTable symbolTable = createSymbolTable(); |
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| 434 | Compiler compiler = createCompiler();
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| 435 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 436 | |||
| 437 | String source = "'Hola' ~ '[Hh]ola'" ; |
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| 438 | Code code = compiler.compileExpression(source); |
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| 439 | Object v = interpreter.run(code);
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| 440 | assertTrue((Boolean)v);
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| 441 | } |
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| 442 | 43939 | jjdelcerro | |
| 443 | 44139 | jjdelcerro | public void testGetitem1() { |
| 444 | SymbolTable symbolTable = createSymbolTable(); |
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| 445 | Compiler compiler = createCompiler();
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| 446 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 447 | compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(false);
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| 448 | |||
| 449 | String source = "LIST('uno','dos','tres')[1]" ; |
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| 450 | |||
| 451 | Code code = compiler.compileExpression(source); |
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| 452 | Object v = interpreter.run(code);
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| 453 | assertEquals("dos", (String)v); |
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| 454 | } |
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| 455 | 43939 | jjdelcerro | |
| 456 | } |