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 / TestCompiler.java @ 45213
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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.LexicalAnalyzer; |
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import org.gvsig.expressionevaluator.Compiler; |
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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.ExpressionSyntaxException; |
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import org.gvsig.tools.library.impl.DefaultLibrariesInitializer; |
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public class TestCompiler extends TestCase { |
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public TestCompiler(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 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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public void testIdentifier1() { |
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String source = "precio"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("\"precio\"", code.toString());
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} |
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public void testIdentifier2() { |
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Compiler compiler = createCompiler();
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compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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String source = "[precio]"; |
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Code code = compiler.compileExpression(source); |
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assertEquals("\"precio\"", code.toString());
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} |
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public void testIdentifier3() { |
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Compiler compiler = createCompiler();
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String source = "\"precio\""; |
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Code code = compiler.compileExpression(source); |
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assertEquals("\"precio\"", code.toString());
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} |
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public void testTrue() { |
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String source = "true"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("TRUE", code.toString());
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} |
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public void testLet1() { |
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String source = "LET a = 23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("LET('a', 23)", code.toString());
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} |
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public void testLet2() { |
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String source = "a := 23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("LET('a', 23)", code.toString());
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} |
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public void testFalse() { |
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String source = "false"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("FALSE", code.toString());
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} |
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public void testNull() { |
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String source = "null"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("NULL", code.toString());
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} |
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public void testIsNull() { |
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String source = "10 is null"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(10 IS NULL)", code.toString());
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} |
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public void testIsNotNull() { |
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String source = "10 is not null"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("NOT((10 IS NULL))", code.toString());
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} |
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public void testNotTrue() { |
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String source = "not true"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("NOT(TRUE)", code.toString());
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} |
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public void testInteger() { |
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String source = "23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("23", code.toString());
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} |
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public void operator(String operatorName) { |
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String source = "precio " + operatorName + " 23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"precio\" "+ operatorName + " 23)", code.toString()); |
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} |
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public void testOperatorMod() { |
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String source = "precio % 23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("MOD(\"precio\", 23)", code.toString());
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} |
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public void testOperators() { |
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operator("=");
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operator("<>");
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operator(">");
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operator(">=");
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operator("<");
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operator("<=");
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operator("LIKE");
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operator("ILIKE");
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operator("||");
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operator("+");
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operator("-");
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operator("*");
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operator("OR");
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operator("AND");
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operator("IS");
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operator("~");
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} |
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public void testAddMul() { |
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String source = "precio + 10 * 2 + 20 + 30"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(((\"precio\" + (10 * 2)) + 20) + 30)", code.toString());
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} |
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public void testAddMulPar() { |
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String source = "(precio + 10) * 2 + 20 + 30"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("((((\"precio\" + 10) * 2) + 20) + 30)", code.toString());
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} |
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public void testAbs() { |
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String source = "precio + abs(10)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"precio\" + abs(10))", code.toString());
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} |
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public void testMod1() { |
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String source = "4 % 3"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("MOD(4, 3)", code.toString());
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} |
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public void testMod2() { |
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String source = "MOD(4, 3)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("MOD(4, 3)", code.toString());
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} |
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public void testAbs2() { |
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String source = "precio + abs(-10)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"precio\" + abs(-10))", code.toString());
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} |
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public void testPI() { |
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String source = "precio + PI()"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"precio\" + PI())", code.toString());
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} |
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public void testCeil() { |
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String source = "precio + CEIL(PI())"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"precio\" + CEIL(PI()))", code.toString());
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} |
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public void testGetitem1() { |
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String source = "LIST('uno','dos','tres')[1]" ; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("GETITEM(LIST('uno', 'dos', 'tres'), 1)", code.toString());
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} |
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public void testConcat() { |
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String source = "CONCAT(precio,' euros')"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("CONCAT(\"precio\", ' euros')", code.toString());
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} |
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public void test1() { |
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String source = "NOMBRE03 = 'Torre d''En Besora (la)'"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"NOMBRE03\" = 'Torre d''En Besora (la)')", code.toString());
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} |
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public void test2() { |
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Compiler compiler = createCompiler();
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compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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String source = "[1990] = 0.168873933773767"; |
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"1990\" = 0.168873933773767)", code.toString());
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} |
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public void test2fields() { |
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Compiler compiler = createCompiler();
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compiler.getLexicalAnalyzer().setUseBracketsForIdentifiers(true);
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String source = "[1990] = [precio]"; |
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Code code = compiler.compileExpression(source); |
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assertEquals("(\"1990\" = \"precio\")", code.toString());
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} |
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public void testInvokeFunction1() { |
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String source = "ST_Area(GEOMETRY)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("ST_Area(\"GEOMETRY\")", code.toString());
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} |
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public void testInvokeMethod1() { |
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String source = "'hola'.length()"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("'hola'->length()", code.toString());
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} |
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public void testInvokeMethod2() { |
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String source = "'hola'.indexOf('l') "; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("'hola'->indexOf('l')", code.toString());
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} |
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public void testSyntaxError1() { |
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Compiler compiler = createCompiler();
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String source;
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source = "3 + (2*)";
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try {
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compiler.compileExpression(source); |
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assertTrue("A syntax exception should have been thrown compiling '"+source+"'.", false); |
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} catch(ExpressionSyntaxException ex) {
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// Ok
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} |
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source = "3 + 2*";
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try {
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compiler.compileExpression(source); |
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assertTrue("A syntax exception should have been thrown compiling '"+source+"'.", false); |
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} catch(ExpressionSyntaxException ex) {
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// Ok
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} |
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source = "3 + (2*2))";
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try {
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compiler.compileExpression(source); |
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assertTrue("A syntax exception should have been thrown compiling '"+source+"'.", false); |
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} catch(ExpressionSyntaxException ex) {
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// Ok
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} |
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source = "3 and or 2";
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try {
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compiler.compileExpression(source); |
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assertTrue("A syntax exception should have been thrown compiling '"+source+"'.", false); |
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} catch(ExpressionSyntaxException ex) {
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// Ok
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} |
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source = "3*/2";
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try {
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compiler.compileExpression(source); |
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assertTrue("A syntax exception should have been thrown compiling '"+source+"'.", false); |
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} catch(ExpressionSyntaxException ex) {
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// Ok
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} |
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} |
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public void testInvokeFunction2paramters1() { |
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String source = "LEFT('NOMBRE', 2)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("LEFT('NOMBRE', 2)", code.toString());
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} |
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public void testInvokeFunction2paramters2() { |
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String source = "LEFT('NOMBRE',2)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("LEFT('NOMBRE', 2)", code.toString());
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} |
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public void testInvokeFunction3paramters1() { |
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String source = "MID('NOMBRE', 2, 2)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("MID('NOMBRE', 2, 2)", code.toString());
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} |
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public void testInvokeFunction3paramters2() { |
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String source = "MID('NOMBRE', 2,2)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("MID('NOMBRE', 2, 2)", code.toString());
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} |
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public void testDecimal1() { |
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String source = "23.1"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("23.1", code.toString());
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} |
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public void testDecimal2() { |
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String source = "23,1"; |
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Compiler compiler = createCompiler();
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try {
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Code code = compiler.compileExpression(source); |
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fail("I expected 23,1 to be erroneous.");
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} catch(ExpressionSyntaxException ex) {
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// This is OK.
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} |
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} |
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public void testDecimal3() { |
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String source = "1.23E4"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("12300", code.toString());
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} |
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public void testDecimal4() { |
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String source = "1.23E-2"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("0.0123", code.toString());
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} |
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public void testDecimal5() { |
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String source = "1.23E-4"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("0.000123", code.toString());
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} |
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public void testDecimal6() { |
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String source = "-23.1"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("-23.1", code.toString());
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} |
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public void testDecimal7() { |
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String source = "-1.23E-2"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("-0.0123", code.toString());
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} |
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public void testDecimal8() { |
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String source = "-1.23E-4"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("-0.000123", code.toString());
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} |
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} |