svn-gvsig-desktop / trunk / extSymbology / src-test / org / gvsig / symbology / fmap / labeling / parse / TestLabelExpressionParser.java @ 18755
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package org.gvsig.symbology.fmap.labeling.parse; |
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import java.io.CharArrayReader; |
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import java.util.Date; |
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import junit.framework.TestCase; |
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import org.gvsig.symbology.fmap.labeling.lang.Symbol; |
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import org.gvsig.symbology.fmap.labeling.lang.functions.Substring; |
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import org.gvsig.symbology.fmap.labeling.parse.LabelExpressionParser; |
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import org.gvsig.symbology.fmap.labeling.parse.ParseException; |
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import com.hardcode.gdbms.engine.values.BooleanValue; |
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import com.hardcode.gdbms.engine.values.DateValue; |
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import com.hardcode.gdbms.engine.values.DoubleValue; |
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import com.hardcode.gdbms.engine.values.IntValue; |
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import com.hardcode.gdbms.engine.values.NullValue; |
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import com.hardcode.gdbms.engine.values.StringValue; |
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import com.hardcode.gdbms.engine.values.ValueFactory; |
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public class TestLabelExpressionParser extends TestCase { |
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LabelExpressionParser parser; |
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@Override
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protected void setUp() throws Exception { |
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super.setUp();
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LabelExpressionParser.addFunction(Substring.class); |
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} |
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private Symbol[] symbols = new Symbol[] { |
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new Symbol(
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"A_DOUBLE_VALUE",
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Symbol.DATA_TYPE_FLOATING, |
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ValueFactory.createValue(4.0)
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), |
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new Symbol(
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"ANOTHER_DOUBLE_VALUE",
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Symbol.DATA_TYPE_FLOATING, |
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ValueFactory.createValue(Math.PI)
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), |
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new Symbol(
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"A_INTEGER_VALUE",
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Symbol.DATA_TYPE_INT, |
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ValueFactory.createValue(12)
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), |
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new Symbol(
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"A_STRING_VALUE",
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Symbol.DATA_TYPE_STRING, |
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ValueFactory.createValue("this is a String")
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), |
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new Symbol(
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"A_BOOLEAN_VALUE",
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Symbol.DATA_TYPE_BOOLEAN, |
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ValueFactory.createValue(true)
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), |
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new Symbol(
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"ANOTHER_BOOLEAN_VALUE",
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Symbol.DATA_TYPE_BOOLEAN, |
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ValueFactory.createValue(false)
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), |
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new Symbol(
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"A_NULL_VALUE",
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Symbol.DATA_TYPE_NULL, |
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ValueFactory.createNullValue() |
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), |
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new Symbol(
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"A_DATE_VALUE",
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Symbol.DATA_TYPE_DATE, |
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ValueFactory.createValue(new Date()) |
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) |
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|
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}; |
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public void testExpression() { |
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} |
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private String[] ArgumentsExpressions = new String[] { |
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"(754)",
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"(754, \"blah\")",
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"(-9.68, [A_DOUBLE_VALUE]) ",
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"(false, true) ",
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}; |
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private Object[][] ArgumentsExpressionsValue = new Object[][] { |
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new Object[] { 754 }, |
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new Object[] { 754, "blah" }, |
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new Object[] { -9.68, 4.0 }, |
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new Object[] { false, true }, |
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}; |
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public void testArguments() { |
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String[] expressions = ArgumentsExpressions; |
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Object[][] expectedValues = ArgumentsExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testArgumens()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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int amount = parser.Arguments();
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object[] expected = expectedValues[i]; |
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assertTrue("Failed detecting argument number. Expected "+expected.length+", but got "+amount+".", amount == expected.length); |
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for (int j = expected.length-1; j >= 0; j--) { // <- Last in first out |
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected[j]+"]", value.equals(expected[j])); |
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System.out.print(value+" [ Ok! ]\t"); |
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} |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] LiteralExpressions = new String[] { |
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"true",
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"false",
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" 43564356435.234",
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" 12455 ",
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" \"a string\"",
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}; |
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private Object[] LiteralExpressionsValue = new Object[] { |
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true ,
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false,
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43564356435.234,
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12455,
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"a string"
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}; |
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public void testLiteral() { |
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String[] expressions = LiteralExpressions; |
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Object[] expectedValues = LiteralExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testLiteral()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.Literal(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] FunctionExpressions = new String[] { |
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new Substring().getName()+"(\"My taylor is rich!\", 3, 9)", |
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new Substring().getName()+"("+new Substring().getName()+"(\"My taylor is rich!\", 3, 9), 2,3)", |
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}; |
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private Object[] FunctionExpressionsValue = new Object[] { |
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"taylor" ,
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"y",
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}; |
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public void testFunction() { |
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String[] expressions = FunctionExpressions; |
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Object[] expectedValues = FunctionExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testFunction()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.Function(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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public void testPrimitiveExpression() { |
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String[] PrimitiveExpressions = new String[symbols.length]; |
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Object[] PrimitiveExpressionsValue = new Object[symbols.length]; |
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for (int i = 0; i < symbols.length; i++) { |
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PrimitiveExpressions[i] = "["+symbols[i].getName()+"]"; |
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PrimitiveExpressionsValue[i] = symbols[i].getValue(); |
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} |
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String[] expressions = PrimitiveExpressions; |
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Object[] expectedValues = PrimitiveExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testPrimitiveExpression()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.PrimitiveExpression(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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// GDBMS values are evaluated as java primitives
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if (expected instanceof DoubleValue) { |
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expected = ((DoubleValue) expected).getValue(); |
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} else if (expected instanceof IntValue) { |
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expected = ((IntValue) expected).getValue(); |
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} else if (expected instanceof StringValue) { |
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expected = ((StringValue) expected).getValue(); |
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} else if (expected instanceof DateValue) { |
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expected = ((DateValue) expected).getValue(); |
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} else if (expected instanceof BooleanValue) { |
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expected = ((BooleanValue) expected).getValue(); |
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} else if (expected instanceof NullValue) { |
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expected = null;
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} |
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value == null ? value == expected : value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] UnaryBooleanExpressions = new String[] { |
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"!false",
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"!true",
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"![A_BOOLEAN_VALUE]",
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"![ANOTHER_BOOLEAN_VALUE]",
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}; |
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private Object[] UnaryBooleanExpressionsValue = new Object[] { |
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!false,
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!true,
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!((BooleanValue) symbols[4].getValue()).getValue(),
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!((BooleanValue) symbols[5].getValue()).getValue(),
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}; |
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public void testBooleanUnaryExpression() { |
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String[] expressions = UnaryBooleanExpressions; |
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Object[] expectedValues = UnaryBooleanExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testBooleanUnaryExpression()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.BooleanUnaryExpression(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] UnaryArithmeticExpressions = new String[] { |
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"+65",
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"-5.5",
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"+-+-[A_DOUBLE_VALUE]",
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"--+[ANOTHER_DOUBLE_VALUE]",
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}; |
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private Object[] UnaryArithmeticExpressionsValue = new Object[] { |
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65,
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-5.5,
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((DoubleValue) symbols[0].getValue()).getValue(),
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((DoubleValue) symbols[1].getValue()).getValue(),
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}; |
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public void testArithmeticUnaryExpression() { |
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String[] expressions = UnaryArithmeticExpressions; |
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Object[] expectedValues = UnaryArithmeticExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testArithmeticUnaryExpression()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.ArithmeticUnaryExpression(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] MultiplicativeArithmeticExpressions = new String[] { |
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"3*4356.234",
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"8768758/2432432",
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"[A_DOUBLE_VALUE]*[ANOTHER_DOUBLE_VALUE]",
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"[A_DOUBLE_VALUE]/[ANOTHER_DOUBLE_VALUE]",
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}; |
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private Object[] MultiplicativeArithmeticExpressionsValue = new Object[] { |
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3*4356.234, |
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8768758/2432432, |
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((DoubleValue) symbols[0].getValue()).getValue()*((DoubleValue) symbols[1].getValue()).getValue(), |
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((DoubleValue) symbols[0].getValue()).getValue()/((DoubleValue) symbols[1].getValue()).getValue(), |
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}; |
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public void testMultiplicativeExpression() { |
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String[] expressions = MultiplicativeArithmeticExpressions; |
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Object[] expectedValues = MultiplicativeArithmeticExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testMultiplicativeExpression()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.MultiplicativeExpression(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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private String[] AdditiveArithmeticExpressions = new String[] { |
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"3-4356.234",
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"8768758+2432432",
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"[A_DOUBLE_VALUE]+[ANOTHER_DOUBLE_VALUE]",
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"[A_DOUBLE_VALUE]-[ANOTHER_DOUBLE_VALUE]",
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}; |
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private Object[] AdditiveArithmeticExpressionsValue = new Object[] { |
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3-4356.234, |
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8768758+2432432, |
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((DoubleValue) symbols[0].getValue()).getValue()+((DoubleValue) symbols[1].getValue()).getValue(), |
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((DoubleValue) symbols[0].getValue()).getValue()-((DoubleValue) symbols[1].getValue()).getValue(), |
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}; |
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public void testAdditiveExpression() { |
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String[] expressions = AdditiveArithmeticExpressions; |
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Object[] expectedValues = AdditiveArithmeticExpressionsValue; |
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System.out.println("\nTestLabelExpressionParser.testAdditiveExpression()"); |
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for (int i = 0; i < expressions.length; i++) { |
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String expr = expressions[i];
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parser = new LabelExpressionParser(new CharArrayReader(expr.toCharArray())); |
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for (int j = 0; j < symbols.length; j++) { |
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parser.putSymbol(symbols[j]); |
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} |
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System.out.print("Parsing '"+expr+"'"); |
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try {
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parser.AdditiveExpression(); |
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System.out.print(": [ parsed ]. Evaluating: "); |
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Object expected = expectedValues[i];
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Object value = parser.pop();
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assertTrue("Parsed text '"+expr+"' evaluated to ("+value+") when expecting ["+expected+"]", value.equals(expected)); |
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System.out.print(value+" [ Ok! ]\t"); |
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|
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} catch (ParseException e) { |
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System.err.println(":\t [ Fail! ]"); |
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fail("Failed parsing text '"+expr+"'\n"+e.getMessage()); |
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} |
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System.out.println();
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} |
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} |
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public void testComparisonExpression() { |
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} |
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public void testEqComparisonExpression() { |
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} |
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public void testAndComparisonExpression() { |
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} |
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public void testFieldExpression() { |
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} |
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public void testLabelExpression() { |
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} |
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} |