Examples with SimpleNode pcgen.base.formula.parse.SimpleNode used on opensource projects

Example 1 with SimpleNode

use of pcgen.base.formula.parse.SimpleNode in project pcgen by PCGen.

the class UserFunction method setFunction.

/**
	 * Sets the Function for this UserFunction to the function defined by the
	 * given UserExpression.
	 * 
	 * @param expression
	 *            The expression to be parsed into a Function.
	 */
public void setFunction(String expression) {
    if (expression == null) {
        throw new IllegalArgumentException("Cannot make formula from null String");
    }
    origExpression = expression;
    try {
        SimpleNode root = new FormulaParser(new StringReader(expression)).query();
        function = new GenericFunction(getKeyName(), root);
    } catch (ParseException e) {
        throw new IllegalArgumentException(e);
    }
}

Example 2 with SimpleNode

use of pcgen.base.formula.parse.SimpleNode in project pcgen by PCGen.

the class LookupFunctionTest method testBasic.

@Test
public void testBasic() {
    Finder finder = new Finder();
    DataTable dt = doTableSetup();
    finder.map.put(DataTable.class, "A", dt);
    finder.map.put(TableColumn.class, "Name", buildColumn("Name", stringManager));
    finder.map.put(TableColumn.class, "Value", buildColumn("Value", numberManager));
    VariableLibrary vl = getVariableLibrary();
    WriteableVariableStore vs = getVariableStore();
    TableFormatFactory fac = new TableFormatFactory(finder);
    FormatManager<?> tableMgr = fac.build("STRING,NUMBER", formatLibrary);
    vl.assertLegalVariableID("TableA", getGlobalScope(), tableMgr);
    ColumnFormatFactory cfac = new ColumnFormatFactory(finder);
    FormatManager<?> columnMgr = cfac.build("NUMBER", formatLibrary);
    vl.assertLegalVariableID("ResultColumn", getGlobalScope(), columnMgr);
    VariableID tableID = vl.getVariableID(getGlobalScopeInst(), "TableA");
    vs.put(tableID, tableMgr.convert("A"));
    VariableID columnID = vl.getVariableID(getGlobalScopeInst(), "ResultColumn");
    vs.put(columnID, columnMgr.convert("Value"));
    String formula = "lookup(TableA,\"That\",ResultColumn)";
    SimpleNode node = TestUtilities.doParse(formula);
    isValid(formula, node, numberManager, null);
    isStatic(formula, node, false);
    evaluatesTo(formula, node, 2);
    Object rv = new ReconstructionVisitor().visit(node, new StringBuilder());
    assertEquals(rv.toString(), formula);
}

Example 3 with SimpleNode

use of pcgen.base.formula.parse.SimpleNode in project pcgen by PCGen.

the class LookupFunctionTest method testBadResultColumnFormat.

@Test
public void testBadResultColumnFormat() {
    Finder finder = new Finder();
    DataTable dt = doTableSetup();
    finder.map.put(DataTable.class, "A", dt);
    finder.map.put(TableColumn.class, "Name", buildColumn("Name", stringManager));
    finder.map.put(TableColumn.class, "Value", buildColumn("Value", numberManager));
    finder.map.put(TableColumn.class, "Result", buildColumn("Result", stringManager));
    VariableLibrary vl = getVariableLibrary();
    WriteableVariableStore vs = getVariableStore();
    TableFormatFactory fac = new TableFormatFactory(finder);
    FormatManager<?> tableMgr = fac.build("STRING,NUMBER", formatLibrary);
    vl.assertLegalVariableID("TableA", getGlobalScope(), tableMgr);
    ColumnFormatFactory cfac = new ColumnFormatFactory(finder);
    FormatManager<?> columnMgr = cfac.build("STRING", formatLibrary);
    vl.assertLegalVariableID("ResultColumn", getGlobalScope(), columnMgr);
    VariableID tableID = vl.getVariableID(getGlobalScopeInst(), "TableA");
    vs.put(tableID, tableMgr.convert("A"));
    VariableID columnID = vl.getVariableID(getGlobalScopeInst(), "ResultColumn");
    vs.put(columnID, columnMgr.convert("Result"));
    String formula = "lookup(TableA,\"That\",ResultColumn)";
    SimpleNode node = TestUtilities.doParse(formula);
    SemanticsVisitor semanticsVisitor = new SemanticsVisitor();
    FormulaSemantics semantics = getManagerFactory().generateFormulaSemantics(getFormulaManager(), getGlobalScope(), null);
    semanticsVisitor.visit(node, semantics);
    if (semantics.isValid()) {
        TestCase.fail("Expected Invalid Formula: " + formula);
    }
}

Example 4 with SimpleNode

use of pcgen.base.formula.parse.SimpleNode in project pcgen by PCGen.

the class LookupFunctionTest method testInvalidWrongFormat3.

@Test
public void testInvalidWrongFormat3() {
    Finder finder = new Finder();
    DataTable dt = doTableSetup();
    finder.map.put(DataTable.class, "A", dt);
    VariableLibrary vl = getVariableLibrary();
    WriteableVariableStore vs = getVariableStore();
    TableFormatFactory fac = new TableFormatFactory(finder);
    FormatManager<?> tableMgr = fac.build("STRING,NUMBER", formatLibrary);
    vl.assertLegalVariableID("TableA", getGlobalScope(), tableMgr);
    VariableID tableID = vl.getVariableID(getGlobalScopeInst(), "TableA");
    vs.put(tableID, tableMgr.convert("A"));
    String formula = "lookup(TableA,\"That\",3)";
    SimpleNode node = TestUtilities.doParse(formula);
    isNotValid(formula, node, numberManager, null);
}

Example 5 with SimpleNode

use of pcgen.base.formula.parse.SimpleNode in project pcgen by PCGen.

the class LookupFunctionTest method testNoLookup.

@Test
public void testNoLookup() {
    Finder finder = new Finder();
    DataTable dt = doTableSetup();
    finder.map.put(DataTable.class, "A", dt);
    finder.map.put(TableColumn.class, "Name", buildColumn("Name", stringManager));
    finder.map.put(TableColumn.class, "Value", buildColumn("Value", numberManager));
    finder.map.put(TableColumn.class, "Result", buildColumn("Result", stringManager));
    VariableLibrary vl = getVariableLibrary();
    WriteableVariableStore vs = getVariableStore();
    TableFormatFactory fac = new TableFormatFactory(finder);
    FormatManager<?> tableMgr = fac.build("STRING,NUMBER", formatLibrary);
    vl.assertLegalVariableID("TableA", getGlobalScope(), tableMgr);
    ColumnFormatFactory cfac = new ColumnFormatFactory(finder);
    FormatManager<?> columnMgr = cfac.build("NUMBER", formatLibrary);
    vl.assertLegalVariableID("ResultColumn", getGlobalScope(), columnMgr);
    VariableID tableID = vl.getVariableID(getGlobalScopeInst(), "TableA");
    vs.put(tableID, tableMgr.convert("A"));
    VariableID columnID = vl.getVariableID(getGlobalScopeInst(), "ResultColumn");
    vs.put(columnID, columnMgr.convert("Value"));
    String formula = "lookup(TableA,\"Oh No\",ResultColumn)";
    SimpleNode node = TestUtilities.doParse(formula);
    isValid(formula, node, numberManager, null);
    isStatic(formula, node, false);
    EvaluationManager manager = generateManager();
    Object result = new EvaluateVisitor().visit(node, manager);
    if (!result.equals(0)) {
        TestCase.fail("Expected Invalid result, should have been zero due to invalid column: " + result);
    }
}