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 / TestDateExpressionBuilder.java @ 44762
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package org.gvsig.expresionevaluator.impl; |
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import junit.framework.TestCase; |
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import org.gvsig.expressionevaluator.Code; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorLocator; |
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import org.gvsig.expressionevaluator.ExpressionEvaluatorManager; |
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import org.gvsig.expressionevaluator.Interpreter; |
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import org.gvsig.expressionevaluator.LexicalAnalyzer; |
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import org.gvsig.expressionevaluator.SymbolTable; |
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import org.gvsig.expressionevaluator.Compiler; |
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import org.gvsig.expressionevaluator.ExpressionBuilder; |
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import org.gvsig.expressionevaluator.ExpressionBuilder.Value; |
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import org.gvsig.expressionevaluator.ExpressionUtils; |
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import org.gvsig.expressionevaluator.MutableSymbolTable; |
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import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
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/**
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*
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* @author jjdelcerro
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*/
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public class TestDateExpressionBuilder extends TestCase { |
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public TestDateExpressionBuilder(String testName) { |
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super(testName);
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} |
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@Override
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protected void setUp() throws Exception { |
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super.setUp();
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new DefaultLibrariesInitializer().fullInitialize();
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} |
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@Override
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protected void tearDown() throws Exception { |
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super.tearDown();
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} |
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// TODO add test methods here. The name must begin with 'test'. For example:
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// public void testHello() {}
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protected ExpressionBuilder createExpressionBuilder() {
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ExpressionBuilder builder = ExpressionUtils.createExpressionBuilder(); |
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return builder;
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} |
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protected LexicalAnalyzer createLexicalAnalyzer() {
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ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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LexicalAnalyzer lexer = manager.createLexicalAnalyzer(); |
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return lexer;
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} |
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protected org.gvsig.expressionevaluator.Compiler createCompiler() {
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ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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Compiler compiler = manager.createCompiler();
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compiler.setLexicalAnalyzer(createLexicalAnalyzer()); |
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return compiler;
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} |
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protected SymbolTable createSymbolTable() {
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ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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MutableSymbolTable symbolTable = manager.createSymbolTable(); |
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symbolTable.setVar("precio", 200); |
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symbolTable.setVar("1990", 0.168873933773767); |
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return symbolTable;
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} |
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protected Interpreter createInterpreter(SymbolTable symbolTable) {
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ExpressionEvaluatorManager manager = ExpressionEvaluatorLocator.getManager(); |
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Interpreter interpreter = manager.createInterpreter(); |
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interpreter.setSymbolTable(symbolTable); |
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return interpreter;
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} |
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protected Object execute(Value value) { |
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Compiler compiler = createCompiler();
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SymbolTable symbolTable = createSymbolTable(); |
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Interpreter interpreter = createInterpreter(symbolTable); |
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String source = value.toString();
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Code code = compiler.compileExpression(source); |
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Object v = interpreter.run(code);
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return v;
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} |
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private void link(Code code) { |
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code.link(createSymbolTable()); |
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} |
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public void testDate() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.date( builder.constant("2020-02-18"));
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assertEquals("DATE('2020-02-18')", v.toString());
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} |
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public void testTime() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.time( builder.constant("19:01:00"));
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assertEquals("TIME('19:01:00')", v.toString());
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} |
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public void testTimestamp() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.timestamp(builder.constant("2020-02-18 19:01:00"));
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assertEquals("TIMESTAMP('2020-02-18 19:01:00')", v.toString());
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} |
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public void testCurrentDate() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.current_date(); |
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assertEquals("CURRENT_DATE()", v.toString());
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} |
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public void testCurrentTime() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.current_time(); |
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assertEquals("CURRENT_TIME()", v.toString());
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} |
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public void testCurrentTimestamp() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.current_timestamp(); |
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assertEquals("CURRENT_TIMESTAMP()", v.toString());
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} |
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public void testExtractDay() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.extract( |
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builder.constant("DAY"),
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builder.date(builder.constant("2020-02-18"))
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); |
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assertEquals("EXTRACT('DAY', DATE('2020-02-18'))", v.toString());
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} |
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public void testToDate() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.to_date( |
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builder.constant("05 Dec 2000"),
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builder.constant("DD MMM YYYY")
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); |
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assertEquals("TO_DATE('05 Dec 2000', 'DD MMM YYYY')", v.toString());
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} |
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public void testToTimestamp() { |
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ExpressionBuilder builder = createExpressionBuilder(); |
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Value v = builder.to_timestamp( |
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builder.constant("05 Dec 2000"),
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builder.constant("DD MMM YYYY")
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); |
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assertEquals("TO_TIMESTAMP('05 Dec 2000', 'DD MMM YYYY')", v.toString());
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} |
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} |