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 / TestCase1.java @ 44198
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| 1 | 44006 | jjdelcerro | package org.gvsig.expresionevaluator.impl; |
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| 2 | 43128 | jjdelcerro | |
| 3 | 44006 | jjdelcerro | import static junit.framework.Assert.assertEquals; |
| 4 | import junit.framework.TestCase; |
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| 5 | 43128 | jjdelcerro | import org.cresques.cts.IProjection; |
| 6 | 44006 | jjdelcerro | import org.gvsig.expressionevaluator.Code; |
| 7 | import org.gvsig.expressionevaluator.ExpressionBuilder; |
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| 8 | import org.gvsig.expressionevaluator.ExpressionBuilder.GeometrySupportType; |
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| 9 | import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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| 10 | import org.gvsig.expressionevaluator.impl.DefaultCompiler; |
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| 11 | import org.gvsig.expressionevaluator.impl.DefaultExpressionBuilder; |
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| 12 | import org.gvsig.expressionevaluator.impl.SQLLexicalAnalyzer; |
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| 13 | 43128 | jjdelcerro | import org.gvsig.fmap.crs.CRSFactory; |
| 14 | import org.gvsig.fmap.geom.Geometry; |
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| 15 | import org.gvsig.fmap.geom.GeometryLocator; |
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| 16 | import org.gvsig.fmap.geom.GeometryManager; |
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| 17 | import org.gvsig.fmap.geom.primitive.Point; |
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| 18 | 44006 | jjdelcerro | import org.gvsig.fmap.geom.primitive.Polygon; |
| 19 | import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
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| 20 | import org.gvsig.expressionevaluator.Compiler; |
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| 21 | import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
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| 22 | import org.gvsig.expressionevaluator.Interpreter; |
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| 23 | import org.gvsig.expressionevaluator.MutableSymbolTable; |
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| 24 | import org.gvsig.expressionevaluator.SymbolTable; |
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| 25 | import org.gvsig.expressionevaluator.impl.DefaultInterpreter; |
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| 26 | import org.gvsig.expressionevaluator.impl.DefaultSymbolTable; |
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| 27 | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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| 28 | 43128 | jjdelcerro | |
| 29 | 44006 | jjdelcerro | public class TestCase1 extends TestCase { |
| 30 | |||
| 31 | public TestCase1(String testName) { |
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| 32 | super(testName);
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| 33 | } |
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| 34 | |||
| 35 | 43128 | jjdelcerro | @Override
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| 36 | 44006 | jjdelcerro | protected void setUp() throws Exception { |
| 37 | super.setUp();
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| 38 | new DefaultLibrariesInitializer().fullInitialize();
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| 39 | } |
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| 40 | 43128 | jjdelcerro | |
| 41 | 44006 | jjdelcerro | @Override
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| 42 | protected void tearDown() throws Exception { |
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| 43 | super.tearDown();
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| 44 | 43128 | jjdelcerro | } |
| 45 | 44006 | jjdelcerro | |
| 46 | // TODO add test methods here. The name must begin with 'test'. For example:
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| 47 | // public void testHello() {}
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| 48 | 43128 | jjdelcerro | |
| 49 | 44006 | jjdelcerro | protected LexicalAnalyzer createLexicalAnalyzer() {
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| 50 | SQLLexicalAnalyzer lexer = new SQLLexicalAnalyzer();
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| 51 | return lexer;
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| 52 | 43128 | jjdelcerro | } |
| 53 | |||
| 54 | 44006 | jjdelcerro | protected Compiler createCompiler() { |
| 55 | Compiler compiler = new DefaultCompiler(); |
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| 56 | compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
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| 57 | return compiler;
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| 58 | 43128 | jjdelcerro | } |
| 59 | 44006 | jjdelcerro | protected MutableSymbolTable createSymbolTable() {
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| 60 | DefaultSymbolTable symbolTable = new DefaultSymbolTable();
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| 61 | return symbolTable;
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| 62 | } |
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| 63 | 43128 | jjdelcerro | |
| 64 | 44006 | jjdelcerro | protected Interpreter createInterpreter(SymbolTable symbolTable) {
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| 65 | Interpreter interpreter = new DefaultInterpreter();
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| 66 | interpreter.setSymbolTable(symbolTable); |
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| 67 | return interpreter;
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| 68 | } |
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| 69 | |||
| 70 | private String createExpr1() { |
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| 71 | ExpressionBuilder builder = new DefaultExpressionBuilder();
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| 72 | 43128 | jjdelcerro | |
| 73 | 44006 | jjdelcerro | Value expr1 = builder.gt( |
| 74 | builder.column("campo1"),
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| 75 | builder.constant(10)
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| 76 | 43128 | jjdelcerro | ); |
| 77 | 44006 | jjdelcerro | System.out.println(expr1.toString());
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| 78 | 43128 | jjdelcerro | assertEquals( |
| 79 | 44006 | jjdelcerro | "( (\"campo1\") > (10) )",
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| 80 | expr1.toString() |
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| 81 | 43128 | jjdelcerro | ); |
| 82 | 44006 | jjdelcerro | return expr1.toString();
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| 83 | 43128 | jjdelcerro | } |
| 84 | 44006 | jjdelcerro | |
| 85 | private Polygon createPolygon() throws CreateGeometryException { |
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| 86 | GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
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| 87 | IProjection proj = CRSFactory.getCRS("EPSG:4326");
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| 88 | |||
| 89 | Polygon polygon = geometryManager.createPolygon(Geometry.SUBTYPES.GEOM2D);
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| 90 | polygon.addVertex(0, 0); |
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| 91 | polygon.addVertex(0, 100); |
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| 92 | polygon.addVertex(100, 100); |
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| 93 | polygon.addVertex(100, 0); |
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| 94 | polygon.addVertex(0, 0); |
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| 95 | |||
| 96 | polygon.setProjection(proj); |
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| 97 | return polygon;
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| 98 | } |
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| 99 | 43128 | jjdelcerro | |
| 100 | 44006 | jjdelcerro | private Geometry createPoint(double x, double y) throws CreateGeometryException { |
| 101 | 43128 | jjdelcerro | GeometryManager geometryManager = GeometryLocator.getGeometryManager(); |
| 102 | IProjection proj = CRSFactory.getCRS("EPSG:4326");
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| 103 | 44006 | jjdelcerro | Point point = geometryManager.createPoint(x, y, Geometry.SUBTYPES.GEOM2D);
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| 104 | point.setProjection(proj); |
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| 105 | return point;
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| 106 | } |
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| 107 | |||
| 108 | public void testBuildExpression() throws Exception { |
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| 109 | ExpressionBuilder builder = new DefaultExpressionBuilder();
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| 110 | 43128 | jjdelcerro | |
| 111 | 44006 | jjdelcerro | Value expr2 = builder.and( |
| 112 | builder.custom(this.createExpr1()),
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| 113 | builder.ST_Intersects( |
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| 114 | builder.geometry(createPolygon()), |
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| 115 | builder.column("GEOMETRY")
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| 116 | ) |
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| 117 | 43128 | jjdelcerro | ); |
| 118 | 44198 | jjdelcerro | builder.geometry_support_type(GeometrySupportType.WKT); |
| 119 | 44006 | jjdelcerro | System.out.println(expr2.toString());
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| 120 | 43128 | jjdelcerro | assertEquals( |
| 121 | 44198 | jjdelcerro | "( (\"campo1\") > (10) ) AND ST_Intersects((ST_GeomFromText(('POLYGON ((0 0, 0 100, 100 100, 100 0, 0 0))'), (4326))), (\"GEOMETRY\"))",
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| 122 | 44006 | jjdelcerro | expr2.toString() |
| 123 | 43128 | jjdelcerro | ); |
| 124 | 44198 | jjdelcerro | builder.geometry_support_type(GeometrySupportType.WKB); |
| 125 | 44006 | jjdelcerro | System.out.println(expr2.toString());
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| 126 | 43128 | jjdelcerro | assertEquals( |
| 127 | 44006 | jjdelcerro | "( (\"campo1\") > (10) ) AND ST_Intersects((ST_GeomFromWKB((DECODE('000000000300000001000000050000000000000000000000000000000000000000000000004059000000000000405900000000000040590000000000004059000000000000000000000000000000000000000000000000000000000000','hex')), (4326))), (\"GEOMETRY\"))",
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| 128 | expr2.toString() |
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| 129 | 43128 | jjdelcerro | ); |
| 130 | } |
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| 131 | 44006 | jjdelcerro | |
| 132 | public void testCompileExpression() throws Exception { |
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| 133 | 43128 | jjdelcerro | IProjection proj = CRSFactory.getCRS("EPSG:4326");
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| 134 | 44006 | jjdelcerro | ExpressionBuilder builder = new DefaultExpressionBuilder();
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| 135 | 43128 | jjdelcerro | |
| 136 | 44006 | jjdelcerro | Value expr2 = builder.and( |
| 137 | builder.custom(this.createExpr1()),
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| 138 | builder.ST_Intersects( |
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| 139 | builder.geometry(createPolygon()), |
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| 140 | builder.column("GEOMETRY")
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| 141 | ) |
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| 142 | 43128 | jjdelcerro | ); |
| 143 | |||
| 144 | 44006 | jjdelcerro | Compiler compiler = createCompiler();
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| 145 | Code code; |
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| 146 | |||
| 147 | 44198 | jjdelcerro | builder.geometry_support_type(GeometrySupportType.WKT); |
| 148 | 44006 | jjdelcerro | code = compiler.compileExpression(expr2.toString()); |
| 149 | System.out.println(code.toString());
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| 150 | 43128 | jjdelcerro | assertEquals( |
| 151 | 44198 | jjdelcerro | "((\"campo1\" > 10) AND ST_Intersects(ST_GeomFromText('POLYGON ((0 0, 0 100, 100 100, 100 0, 0 0))', 4326), \"GEOMETRY\"))",
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| 152 | 44006 | jjdelcerro | code.toString() |
| 153 | 43128 | jjdelcerro | ); |
| 154 | 44006 | jjdelcerro | |
| 155 | 44198 | jjdelcerro | builder.geometry_support_type(GeometrySupportType.WKB); |
| 156 | 44006 | jjdelcerro | code = compiler.compileExpression(expr2.toString()); |
| 157 | System.out.println(code.toString());
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| 158 | 43128 | jjdelcerro | assertEquals( |
| 159 | 44198 | jjdelcerro | "((\"campo1\" > 10) AND ST_Intersects(ST_GeomFromWKB(DECODE('000000000300000001000000050000000000000000000000000000000000000000000000004059000000000000405900000000000040590000000000004059000000000000000000000000000000000000000000000000000000000000', 'hex'), 4326), \"GEOMETRY\"))",
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| 160 | 44006 | jjdelcerro | code.toString() |
| 161 | 43128 | jjdelcerro | ); |
| 162 | 44006 | jjdelcerro | |
| 163 | 43128 | jjdelcerro | } |
| 164 | 44006 | jjdelcerro | |
| 165 | public void testRunExpression() throws Exception { |
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| 166 | |||
| 167 | ExpressionBuilder builder = new DefaultExpressionBuilder();
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| 168 | 44198 | jjdelcerro | builder.geometry_support_type(GeometrySupportType.WKB); |
| 169 | 43128 | jjdelcerro | |
| 170 | 44006 | jjdelcerro | String expr2 = builder.and(
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| 171 | builder.custom(this.createExpr1()),
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| 172 | builder.ST_Intersects( |
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| 173 | builder.geometry(createPolygon()), |
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| 174 | builder.column("GEOMETRY")
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| 175 | ) |
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| 176 | ).toString(); |
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| 177 | 43128 | jjdelcerro | |
| 178 | 44006 | jjdelcerro | Compiler compiler = createCompiler();
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| 179 | Code code = compiler.compileExpression(expr2); |
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| 180 | |||
| 181 | MutableSymbolTable symbolTable = createSymbolTable(); |
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| 182 | Interpreter interpreter = createInterpreter(symbolTable); |
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| 183 | Object v;
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| 184 | 43128 | jjdelcerro | |
| 185 | 44006 | jjdelcerro | symbolTable.setVar("campo1", 11); |
| 186 | symbolTable.setVar("GEOMETRY", createPoint(50, 50)); |
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| 187 | v = interpreter.run(code); |
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| 188 | assertEquals(true, ((Boolean)v).booleanValue()); |
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| 189 | |||
| 190 | symbolTable.setVar("campo1", 9); |
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| 191 | symbolTable.setVar("GEOMETRY", createPoint(50, 50)); |
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| 192 | v = interpreter.run(code); |
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| 193 | assertEquals(false, ((Boolean)v).booleanValue()); |
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| 194 | |||
| 195 | symbolTable.setVar("campo1", 11); |
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| 196 | symbolTable.setVar("GEOMETRY", createPoint(150, 50)); |
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| 197 | v = interpreter.run(code); |
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| 198 | assertEquals(false, ((Boolean)v).booleanValue()); |
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| 199 | 43128 | jjdelcerro | } |
| 200 | 44006 | jjdelcerro | |
| 201 | 43128 | jjdelcerro | } |