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 / TestGrammarCompiler.java @ 44750
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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.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 TestGrammarCompiler extends TestCase { |
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public TestGrammarCompiler(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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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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private void link(Code code) { |
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code.link(createSymbolTable()); |
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} |
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public void testLet() { |
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String source = "LET V1 = 23"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("LET('V1', 23)", code.toString());
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} |
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public void testBlock() { |
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String source = "BEGIN LET V1 = 23; END"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("BLOCK(LET('V1', 23))", code.toString());
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} |
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public void testBlockExcept() { |
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String source = "BEGIN LET V1 = 23; EXCEPT NULL; END"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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assertEquals("BLOCK_EXCEPT(LET('V1', 23), NULL)", code.toString());
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} |
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public void testBlock2() { |
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String source = "BEGIN LET V1 = 11; LET V2 = 22; END"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK(LET('V1', 11), LET('V2', 22))", code.toString());
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} |
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public void testBlockExcept2() { |
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String source = "BEGIN LET V1 = 11; LET V2 = 22; EXCEPT -1; END"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK_EXCEPT(LET('V1', 11), LET('V2', 22), -1)", code.toString());
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} |
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public void testBlock3() { |
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Compiler compiler = createCompiler();
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String source = "BEGIN LET V1 = 11; LET V2 = 22; END"; |
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK(LET('V1', 11), LET('V2', 22))", code.toString());
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source = "BEGIN LET V1 = 11;; LET V2 = 22;;; END";
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code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK(LET('V1', 11), LET('V2', 22))", code.toString());
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} |
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public void testIfThen() { |
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String source = "IF V1 = 11 THEN LET V2 = 22; END IF"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("IFF((\"V1\" = 11), LET('V2', 22))", code.toString());
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} |
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public void testIfThenElse() { |
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String source = "IF V1 = 11 THEN LET V2 = 11; ELSE LET V2 = 22; END IF"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("IFF((\"V1\" = 11), LET('V2', 11), LET('V2', 22))", code.toString());
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} |
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public void testIfThenBlock() { |
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String source = "IF V1 = 11 THEN LET V2 = 22; LET V1 = 10; END IF"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("IFF((\"V1\" = 11), BLOCK(LET('V2', 22), LET('V1', 10)))", code.toString());
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} |
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public void testWhile() { |
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String source = "WHILE n < 10 BEGIN LET n = n + 1; END WHILE"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("WHILE((\"n\" < 10), LET('n', (\"n\" + 1)))", code.toString());
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} |
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public void testWhileBlock() { |
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String source = "WHILE n < 10 BEGIN LET n = n + 1; print(n); END WHILE"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("WHILE((\"n\" < 10), BLOCK(LET('n', (\"n\" + 1)), print(\"n\")))", code.toString());
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} |
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public void testCast() { |
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String source = "CAST(V1 AS INTEGER)"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CAST(\"V1\", 'INTEGER')", code.toString());
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} |
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public void testCast2() { |
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String source = "CAST V1 AS INTEGER"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CAST(\"V1\", 'INTEGER')", code.toString());
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} |
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public void testMatch() { |
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Compiler compiler = createCompiler();
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String source;
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Code code; |
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source = "MATCH 'Hola', '[Hh]ola'";
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code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("~('Hola', '[Hh]ola')", code.toString());
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source = "MATCH 'Hola' '[Hh]ola'";
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code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("~('Hola', '[Hh]ola')", code.toString());
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source = "MATCH('Hola', '[Hh]ola')";
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code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("~('Hola', '[Hh]ola')", code.toString());
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} |
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public void testForEach() { |
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String source = "FOR n in RANGE(10): print(n); END FOR"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("FOREACH('n', RANGE(10), print(\"n\"))", code.toString());
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} |
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// public void testFor() {
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// String source = "FOR LET n = 0 ; n < 10 ; LET n = n + 1 print(n)";
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//
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// Compiler compiler = createCompiler();
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//
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// Code code = compiler.compileExpression(source);
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// assertEquals("FOR(LET('n', 0), <(\"n\", 10), LET('n', +(\"n\", 1)), print(\"n\"))", code.toString());
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// }
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public void testCase() { |
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String source = "CASE WHEN software LIKE '%gvSIG%' THEN 'gvSIG'; ELSE 'Other'; END CASE"; // ;) |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CASE((\"software\" LIKE '%gvSIG%'), 'gvSIG', 'Other')", code.toString());
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} |
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public void testCase1() { |
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String source = "CASE WHEN software LIKE '%gvSIG%' THEN 'gvSIG'; ELSE 'Other'; END CASE"; // ;) |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CASE((\"software\" LIKE '%gvSIG%'), 'gvSIG', 'Other')", code.toString());
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} |
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public void testCase2() { |
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String source = "CASE WHEN Field_1 >= 75 AND Field_1 <=79 THEN 100; WHEN Field_1 >=80 AND Field_1 <=84 THEN 110; END CASE"; // ;) |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CASE(((\"Field_1\" >= 75) AND (\"Field_1\" <= 79)), ((\"Field_1\" >= 80) AND (\"Field_1\" <= 84)), 100, 110)", code.toString());
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} |
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public void testCase3() { |
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String source = "CASE WHEN Field_1 >= 75 AND Field_1 <=79 THEN 100; WHEN Field_1 >=80 AND Field_1 <=84 THEN 110; ELSE 120; END CASE"; // ;) |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CASE(((\"Field_1\" >= 75) AND (\"Field_1\" <= 79)), ((\"Field_1\" >= 80) AND (\"Field_1\" <= 84)), 100, 110, 120)", code.toString());
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} |
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public void testDef1() { |
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String source = "CREATE PROCEDURE test1 AS BEGIN print('Hola'); END PROCEDURE"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CREATE_FUNCTION('test1', NULL, print('Hola'), NULL, NULL, NULL)", code.toString());
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} |
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public void testDef2() { |
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String source = "CREATE PROCEDURE test1 nombre AS BEGIN print('Hola '+nombre); END PROCEDURE"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CREATE_FUNCTION('test1', LIST('nombre'), print(('Hola ' + \"nombre\")), NULL, NULL, NULL)", code.toString());
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} |
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public void testDef3() { |
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String source = "CREATE PROCEDURE test1 nombre AS BEGIN RETURN 'Hola '||nombre; END PROCEDURE"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CREATE_FUNCTION('test1', LIST('nombre'), RETURN(('Hola ' || \"nombre\")), NULL, NULL, NULL)", code.toString());
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} |
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public void testCreateFunctionExtern1() { |
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String source = "CREATE FUNCTION test1(nombre) AS 'addons/test/test', 'test1' LANGUAGE 'cosa'"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("CREATE_FUNCTION('test1', LIST('nombre'), NULL, 'addons/test/test', 'test1', 'cosa')", code.toString());
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} |
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public void testList() { |
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String source = "set x TO LIST('hola','adios','fin')"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("LET('x', LIST('hola', 'adios', 'fin'))", code.toString());
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} |
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public void testTuple() { |
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String source = "set x TO TUPLE('hola','adios','fin')"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("LET('x', TUPLE('hola', 'adios', 'fin'))", code.toString());
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} |
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public void testArray() { |
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String source = "set x TO ARRAY('hola','adios','fin')"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("LET('x', ARRAY('hola', 'adios', 'fin'))", code.toString());
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} |
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public void testUseCase1() { |
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String source = "begin set x = ''; for n in list('hola','adios','fin'): let x = x || ' ' || n; end for; end"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK(LET('x', ''), FOREACH('n', list('hola', 'adios', 'fin'), LET('x', ((\"x\" || ' ') || \"n\"))))", code.toString());
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} |
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public void testUseCase2() { |
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String source = "begin set s = ''; set x = LIST('hola','adios','fin'); FOR n in RANGE(3): set s = s || ' ' || x[n]; end for; end"; |
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Compiler compiler = createCompiler();
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Code code = compiler.compileExpression(source); |
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link(code); |
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assertEquals("BLOCK(LET('s', ''), LET('x', LIST('hola', 'adios', 'fin')), FOREACH('n', RANGE(3), LET('s', ((\"s\" || ' ') || GETITEM(\"x\", \"n\")))))", code.toString());
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} |
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} |