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this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
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http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.poi.hssf.model;
import junit.framework.AssertionFailedError;
import junit.framework.TestCase;
import org.apache.poi.ss.formula.ptg.AddPtg;
import org.apache.poi.ss.formula.ptg.AttrPtg;
import org.apache.poi.ss.formula.ptg.BoolPtg;
import org.apache.poi.ss.formula.ptg.FuncPtg;
import org.apache.poi.ss.formula.ptg.FuncVarPtg;
import org.apache.poi.ss.formula.ptg.IntPtg;
import org.apache.poi.ss.formula.ptg.LessEqualPtg;
import org.apache.poi.ss.formula.ptg.LessThanPtg;
import org.apache.poi.ss.formula.ptg.MultiplyPtg;
import org.apache.poi.ss.formula.ptg.NotEqualPtg;
import org.apache.poi.ss.formula.ptg.Ptg;
import org.apache.poi.ss.formula.ptg.RefPtg;
import org.apache.poi.ss.formula.ptg.StringPtg;
/**
* Tests <tt>FormulaParser</tt> specifically with respect to IF() functions
*/
public final class TestFormulaParserIf extends TestCase {
private static Ptg[] parseFormula(String formula) {
return TestFormulaParser.parseFormula(formula);
}
private static Ptg[] confirmTokenClasses(String formula, Class<?>[] expectedClasses) {
return TestFormulaParser.confirmTokenClasses(formula, expectedClasses);
}
private static void confirmAttrData(Ptg[] ptgs, int i, int expectedData) {
Ptg ptg = ptgs[i];
if (!(ptg instanceof AttrPtg)) {
throw new AssertionFailedError("Token[" + i + "] was not AttrPtg as expected");
}
AttrPtg attrPtg = (AttrPtg) ptg;
assertEquals(expectedData, attrPtg.getData());
}
public void testSimpleIf() {
Class<?>[] expClss;
expClss = new Class[] {
RefPtg.class,
AttrPtg.class, // tAttrIf
IntPtg.class,
AttrPtg.class, // tAttrSkip
IntPtg.class,
AttrPtg.class, // tAttrSkip
FuncVarPtg.class,
};
Ptg[] ptgs = confirmTokenClasses("if(A1,1,2)", expClss);
confirmAttrData(ptgs, 1, 7);
confirmAttrData(ptgs, 3, 10);
confirmAttrData(ptgs, 5, 3);
}
public void testSimpleIfNoFalseParam() {
Class<?>[] expClss;
expClss = new Class[] {
RefPtg.class,
AttrPtg.class, // tAttrIf
RefPtg.class,
AttrPtg.class, // tAttrSkip
FuncVarPtg.class,
};
Ptg[] ptgs = confirmTokenClasses("if(A1,B1)", expClss);
confirmAttrData(ptgs, 1, 9);
confirmAttrData(ptgs, 3, 3);
}
public void testIfWithLargeParams() {
Class<?>[] expClss;
expClss = new Class[] {
RefPtg.class,
AttrPtg.class, // tAttrIf
RefPtg.class,
IntPtg.class,
MultiplyPtg.class,
RefPtg.class,
IntPtg.class,
AddPtg.class,
FuncPtg.class,
AttrPtg.class, // tAttrSkip
RefPtg.class,
RefPtg.class,
FuncPtg.class,
AttrPtg.class, // tAttrSkip
FuncVarPtg.class,
};
Ptg[] ptgs = confirmTokenClasses("if(A1,round(B1*100,C1+2),round(B1,C1))", expClss);
confirmAttrData(ptgs, 1, 25);
confirmAttrData(ptgs, 9, 20);
confirmAttrData(ptgs, 13, 3);
}
public void testNestedIf() {
Class<?>[] expClss;
expClss = new Class[] {
RefPtg.class,
AttrPtg.class, // A tAttrIf
RefPtg.class,
AttrPtg.class, // B tAttrIf
IntPtg.class,
AttrPtg.class, // B tAttrSkip
IntPtg.class,
AttrPtg.class, // B tAttrSkip
FuncVarPtg.class,
AttrPtg.class, // A tAttrSkip
RefPtg.class,
AttrPtg.class, // C tAttrIf
IntPtg.class,
AttrPtg.class, // C tAttrSkip
IntPtg.class,
AttrPtg.class, // C tAttrSkip
FuncVarPtg.class,
AttrPtg.class, // A tAttrSkip
FuncVarPtg.class,
};
Ptg[] ptgs = confirmTokenClasses("if(A1,if(B1,1,2),if(C1,3,4))", expClss);
confirmAttrData(ptgs, 1, 31);
confirmAttrData(ptgs, 3, 7);
confirmAttrData(ptgs, 5, 10);
confirmAttrData(ptgs, 7, 3);
confirmAttrData(ptgs, 9, 34);
confirmAttrData(ptgs, 11, 7);
confirmAttrData(ptgs, 13, 10);
confirmAttrData(ptgs, 15, 3);
confirmAttrData(ptgs, 17, 3);
}
public void testEmbeddedIf() {
Ptg[] ptgs = parseFormula("IF(3>=1,\"*\",IF(4<>1,\"first\",\"second\"))");
assertEquals(17, ptgs.length);
assertEquals("6th Ptg is not a goto (Attr) ptg",AttrPtg.class,ptgs[5].getClass());
assertEquals("9th Ptg is not a not equal ptg",NotEqualPtg.class,ptgs[8].getClass());
assertEquals("15th Ptg is not the inner IF variable function ptg",FuncVarPtg.class,ptgs[14].getClass());
}
public void testSimpleLogical() {
Ptg[] ptgs = parseFormula("IF(A1<A2,B1,B2)");
assertEquals(9, ptgs.length);
assertEquals("3rd Ptg is less than", LessThanPtg.class, ptgs[2].getClass());
}
public void testParenIf() {
Ptg[] ptgs = parseFormula("IF((A1+A2)<=3,\"yes\",\"no\")");
assertEquals(12, ptgs.length);
assertEquals("6th Ptg is less than equal",LessEqualPtg.class,ptgs[5].getClass());
assertEquals("11th Ptg is not a goto (Attr) ptg",AttrPtg.class,ptgs[10].getClass());
}
public void testYN() {
Ptg[] ptgs = parseFormula("IF(TRUE,\"Y\",\"N\")");
assertEquals(7, ptgs.length);
BoolPtg flag = (BoolPtg) ptgs[0];
AttrPtg funif = (AttrPtg) ptgs[1];
StringPtg y = (StringPtg) ptgs[2];
AttrPtg goto1 = (AttrPtg) ptgs[3];
StringPtg n = (StringPtg) ptgs[4];
assertEquals(true, flag.getValue());
assertEquals("Y", y.getValue());
assertEquals("N", n.getValue());
assertEquals("IF", funif.toFormulaString());
assertTrue("tAttrSkip ptg exists", goto1.isSkip());
}
/**
* Make sure the ptgs are generated properly with two functions embedded
*
*/
public void testNestedFunctionIf() {
Ptg[] ptgs = parseFormula("IF(A1=B1,AVERAGE(A1:B1),AVERAGE(A2:B2))");
assertEquals(11, ptgs.length);
assertTrue("IF Attr set correctly", (ptgs[3] instanceof AttrPtg));
AttrPtg ifFunc = (AttrPtg)ptgs[3];
assertTrue("It is not an if", ifFunc.isOptimizedIf());
assertTrue("Average Function set correctly", (ptgs[5] instanceof FuncVarPtg));
}
public void testIfSingleCondition(){
Ptg[] ptgs = parseFormula("IF(1=1,10)");
assertEquals(7, ptgs.length);
assertTrue("IF Attr set correctly", (ptgs[3] instanceof AttrPtg));
AttrPtg ifFunc = (AttrPtg)ptgs[3];
assertTrue("It is not an if", ifFunc.isOptimizedIf());
assertTrue("Single Value is not an IntPtg", (ptgs[4] instanceof IntPtg));
IntPtg intPtg = (IntPtg)ptgs[4];
assertEquals("Result", (short)10, intPtg.getValue());
assertTrue("Ptg is not a Variable Function", (ptgs[6] instanceof FuncVarPtg));
FuncVarPtg funcPtg = (FuncVarPtg)ptgs[6];
assertEquals("Arguments", 2, funcPtg.getNumberOfOperands());
}
}