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 @ 43521
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| 1 | 43512 | jjdelcerro | package org.gvsig.expresionevaluator.impl; |
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| 2 | |||
| 3 | import org.gvsig.expressionevaluator.impl.DefaultInterpreter; |
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| 4 | import org.gvsig.expressionevaluator.impl.DefaultSymbolTable; |
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| 5 | import org.gvsig.expressionevaluator.impl.SQLLexicalAnalyzer; |
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| 6 | import org.gvsig.expressionevaluator.impl.SQLSymbolTable; |
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| 7 | import org.gvsig.expressionevaluator.impl.DefaultCompiler; |
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| 8 | import junit.framework.TestCase; |
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| 9 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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| 10 | import org.gvsig.expressionevaluator.Compiler; |
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| 11 | import org.gvsig.expressionevaluator.SymbolTable; |
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| 12 | import org.gvsig.expressionevaluator.Interpreter; |
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| 13 | import org.gvsig.expressionevaluator.Code; |
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| 14 | |||
| 15 | public class TestInterpreter extends TestCase { |
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| 16 | |||
| 17 | public TestInterpreter(String testName) { |
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| 18 | super(testName);
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| 19 | } |
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| 20 | |||
| 21 | @Override
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| 22 | protected void setUp() throws Exception { |
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| 23 | super.setUp();
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| 24 | } |
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| 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 | protected LexicalAnalyzer createLexicalAnalyzer() {
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| 35 | SQLLexicalAnalyzer lexer = new SQLLexicalAnalyzer();
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| 36 | return lexer;
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| 37 | } |
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| 38 | |||
| 39 | protected Compiler createCompiler() { |
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| 40 | Compiler compiler = new DefaultCompiler(); |
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| 41 | compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
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| 42 | return compiler;
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| 43 | } |
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| 44 | |||
| 45 | protected SymbolTable createSymbolTable() {
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| 46 | DefaultSymbolTable symbolTable = new DefaultSymbolTable(SQLSymbolTable.getInstance());
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| 47 | symbolTable.addVar("precio", 200); |
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| 48 | 43521 | jjdelcerro | symbolTable.addVar("1990", 0.168873933773767); |
| 49 | 43512 | jjdelcerro | return symbolTable;
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| 50 | } |
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| 51 | |||
| 52 | protected Interpreter createInterpreter(SymbolTable symbolTable) {
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| 53 | Interpreter interpreter = new DefaultInterpreter();
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| 54 | interpreter.setSymbolTable(symbolTable); |
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| 55 | return interpreter;
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| 56 | } |
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| 57 | |||
| 58 | public void testIdentifier1() { |
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| 59 | String source = "precio"; |
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| 60 | |||
| 61 | SymbolTable symbolTable = createSymbolTable(); |
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| 62 | Compiler compiler = createCompiler();
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| 63 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 64 | |||
| 65 | Code code = compiler.compileExpression(source); |
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| 66 | Object v = interpreter.run(code);
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| 67 | assertEquals(200, ((Number)v).intValue()); |
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| 68 | } |
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| 69 | |||
| 70 | public void testInteger() { |
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| 71 | String source = "23"; |
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| 72 | |||
| 73 | SymbolTable symbolTable = createSymbolTable(); |
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| 74 | Compiler compiler = createCompiler();
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| 75 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 76 | |||
| 77 | Code code = compiler.compileExpression(source); |
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| 78 | Object v = interpreter.run(code);
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| 79 | assertEquals(23, ((Number)v).intValue()); |
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| 80 | } |
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| 81 | |||
| 82 | public void testTrue() { |
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| 83 | String source = "true"; |
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| 84 | |||
| 85 | SymbolTable symbolTable = createSymbolTable(); |
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| 86 | Compiler compiler = createCompiler();
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| 87 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 88 | |||
| 89 | Code code = compiler.compileExpression(source); |
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| 90 | assertEquals(Boolean.TRUE, interpreter.run(code));
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| 91 | } |
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| 92 | |||
| 93 | public void testFalse() { |
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| 94 | String source = "false"; |
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| 95 | |||
| 96 | SymbolTable symbolTable = createSymbolTable(); |
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| 97 | Compiler compiler = createCompiler();
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| 98 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 99 | |||
| 100 | Code code = compiler.compileExpression(source); |
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| 101 | assertEquals(Boolean.FALSE, interpreter.run(code));
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| 102 | } |
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| 103 | |||
| 104 | public void testNull() { |
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| 105 | String source = "null"; |
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| 106 | |||
| 107 | SymbolTable symbolTable = createSymbolTable(); |
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| 108 | Compiler compiler = createCompiler();
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| 109 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 110 | |||
| 111 | Code code = compiler.compileExpression(source); |
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| 112 | assertEquals(null, interpreter.run(code));
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| 113 | } |
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| 114 | |||
| 115 | public void testAdd1() { |
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| 116 | String source = "precio + 10"; |
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| 117 | |||
| 118 | SymbolTable symbolTable = createSymbolTable(); |
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| 119 | Compiler compiler = createCompiler();
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| 120 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 121 | |||
| 122 | Code code = compiler.compileExpression(source); |
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| 123 | Object v = interpreter.run(code);
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| 124 | assertEquals(210, ((Number)v).intValue()); |
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| 125 | } |
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| 126 | |||
| 127 | public void testSub1() { |
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| 128 | String source = "precio - 10"; |
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| 129 | |||
| 130 | SymbolTable symbolTable = createSymbolTable(); |
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| 131 | Compiler compiler = createCompiler();
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| 132 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 133 | |||
| 134 | Code code = compiler.compileExpression(source); |
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| 135 | Object v = interpreter.run(code);
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| 136 | assertEquals(190, ((Number)v).intValue()); |
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| 137 | } |
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| 138 | |||
| 139 | public void testMul1() { |
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| 140 | String source = "precio * 10"; |
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| 141 | |||
| 142 | SymbolTable symbolTable = createSymbolTable(); |
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| 143 | Compiler compiler = createCompiler();
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| 144 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 145 | |||
| 146 | Code code = compiler.compileExpression(source); |
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| 147 | Object v = interpreter.run(code);
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| 148 | assertEquals(2000, ((Number)v).intValue()); |
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| 149 | } |
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| 150 | |||
| 151 | public void testDiv1() { |
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| 152 | String source = "precio / 10"; |
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| 153 | |||
| 154 | SymbolTable symbolTable = createSymbolTable(); |
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| 155 | Compiler compiler = createCompiler();
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| 156 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 157 | |||
| 158 | Code code = compiler.compileExpression(source); |
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| 159 | Object v = interpreter.run(code);
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| 160 | assertEquals(20, ((Number)v).intValue()); |
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| 161 | } |
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| 162 | |||
| 163 | public void testAdd2() { |
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| 164 | String source = "precio + 10 + 20 + 30"; |
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| 165 | |||
| 166 | SymbolTable symbolTable = createSymbolTable(); |
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| 167 | Compiler compiler = createCompiler();
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| 168 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 169 | |||
| 170 | Code code = compiler.compileExpression(source); |
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| 171 | Object v = interpreter.run(code);
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| 172 | assertEquals(260, ((Number)v).intValue()); |
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| 173 | } |
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| 174 | |||
| 175 | public void testAddMul() { |
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| 176 | String source = "precio + 10 * 2 + 20 + 30"; |
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| 177 | |||
| 178 | SymbolTable symbolTable = createSymbolTable(); |
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| 179 | Compiler compiler = createCompiler();
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| 180 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 181 | |||
| 182 | Code code = compiler.compileExpression(source); |
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| 183 | Object v = interpreter.run(code);
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| 184 | assertEquals(270, ((Number)v).intValue()); |
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| 185 | } |
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| 186 | |||
| 187 | 43519 | jjdelcerro | public void testAddMulPar() { |
| 188 | String source = "(precio + 10) * 2 + 20 + 30"; |
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| 189 | |||
| 190 | SymbolTable symbolTable = createSymbolTable(); |
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| 191 | Compiler compiler = createCompiler();
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| 192 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 193 | |||
| 194 | Code code = compiler.compileExpression(source); |
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| 195 | Object v = interpreter.run(code);
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| 196 | assertEquals(470, ((Number)v).intValue()); |
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| 197 | } |
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| 198 | |||
| 199 | public void testAbs() { |
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| 200 | String source = "precio + abs(10)"; |
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| 201 | |||
| 202 | SymbolTable symbolTable = createSymbolTable(); |
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| 203 | Compiler compiler = createCompiler();
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| 204 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 205 | |||
| 206 | Code code = compiler.compileExpression(source); |
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| 207 | Object v = interpreter.run(code);
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| 208 | assertEquals(210, ((Number)v).intValue()); |
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| 209 | } |
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| 210 | |||
| 211 | public void testAbs2() { |
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| 212 | String source = "precio + abs(-10)"; |
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| 213 | |||
| 214 | SymbolTable symbolTable = createSymbolTable(); |
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| 215 | Compiler compiler = createCompiler();
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| 216 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 217 | |||
| 218 | Code code = compiler.compileExpression(source); |
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| 219 | Object v = interpreter.run(code);
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| 220 | assertEquals(210, ((Number)v).intValue()); |
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| 221 | } |
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| 222 | |||
| 223 | public void testCeil() { |
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| 224 | String source = "precio + CEIL(PI())"; |
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| 225 | |||
| 226 | SymbolTable symbolTable = createSymbolTable(); |
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| 227 | Compiler compiler = createCompiler();
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| 228 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 229 | |||
| 230 | Code code = compiler.compileExpression(source); |
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| 231 | Object v = interpreter.run(code);
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| 232 | assertEquals(204, ((Number)v).intValue()); |
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| 233 | } |
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| 234 | |||
| 235 | public void testConcat() { |
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| 236 | String source = "CONCAT(precio,' euros')"; |
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| 237 | |||
| 238 | SymbolTable symbolTable = createSymbolTable(); |
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| 239 | Compiler compiler = createCompiler();
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| 240 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 241 | |||
| 242 | Code code = compiler.compileExpression(source); |
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| 243 | Object v = interpreter.run(code);
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| 244 | assertEquals("200 euros", (String)v); |
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| 245 | } |
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| 246 | 43521 | jjdelcerro | |
| 247 | public void testAccuracy() { |
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| 248 | |||
| 249 | SymbolTable symbolTable = createSymbolTable(); |
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| 250 | Compiler compiler = createCompiler();
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| 251 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 252 | Code code; |
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| 253 | Object v;
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| 254 | |||
| 255 | code = compiler.compileExpression("[1990] = 0.168873933773767");
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| 256 | v = interpreter.run(code); |
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| 257 | assertEquals(true, ((Boolean)v).booleanValue()); |
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| 258 | |||
| 259 | code = compiler.compileExpression("[1990] = 0.1688739");
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| 260 | v = interpreter.run(code); |
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| 261 | assertEquals(false, ((Boolean)v).booleanValue()); |
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| 262 | |||
| 263 | interpreter.setAccuracy(0.0000001);
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| 264 | v = interpreter.run(code); |
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| 265 | assertEquals(true, ((Boolean)v).booleanValue()); |
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| 266 | } |
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| 267 | |||
| 268 | 43512 | jjdelcerro | } |