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koffice/kspread/tests/formula_tester.cc

449 lines
14 KiB

/* This file is part of the KDE project
Copyright 2004 Ariya Hidayat <ariya@kde.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <klocale.h>
#include <kdebug.h>
#include "tester.h"
#include "formula_tester.h"
#include <formula.h>
#include <kspread_util.h>
#include <kspread_value.h>
#define CHECK_PARSE(x,y) checkParse(__FILE__,__LINE__,#x,x,y)
#define CHECK_EVAL(x,y) checkEval(__FILE__,__LINE__,#x,x,y)
#define CHECK_OASIS(x,y) checkOasis(__FILE__,__LINE__,#x,x,y)
using namespace KSpread;
FormulaParserTester::FormulaParserTester(): Tester()
{
}
QString FormulaParserTester::name()
{
return QString("Formula (Parser)");
}
static char encodeTokenType( const Token& token )
{
char result = '?';
switch( token.type() )
{
case Token::Boolean: result = 'b'; break;
case Token::Integer: result = 'i'; break;
case Token::Float: result = 'f'; break;
case Token::Operator: result = 'o'; break;
case Token::Cell: result = 'c'; break;
case Token::Range: result = 'r'; break;
case Token::Identifier: result = 'x'; break;
default: break;
}
return result;
}
static QString describeTokenCodes( const QString& tokenCodes )
{
QString result;
if( tokenCodes.isEmpty() )
result = "(invalid)";
else
for( unsigned i = 0; i < tokenCodes.length(); i++ )
{
switch( tokenCodes[i] )
{
case 'b': result.append( "Boolean" ); break;
case 'i': result.append( "integer" ); break;
case 'f': result.append( "float" ); break;
case 'o': result.append( "operator" ); break;
case 'c': result.append( "cell" ); break;
case 'r': result.append( "range" ); break;
case 'x': result.append( "identifier" ); break;
default: result.append( "unknown" ); break;
}
if( i < tokenCodes.length()-1 ) result.append( ", " );
}
return result.prepend("{").append("}");
}
void FormulaParserTester::checkParse( const char *file, int line, const char* msg,
const QString& formula, const QString& tokenCodes )
{
testCount++;
Formula f;
QString expr = formula;
expr.prepend( '=' );
f.setExpression( expr );
Tokens tokens = f.tokens();
QString resultCodes;
if( tokens.valid() )
for( unsigned i = 0; i < tokens.count(); i++ )
resultCodes.append( encodeTokenType( tokens[i] ) );
if( resultCodes != tokenCodes )
{
QString message = msg;
message.append( " Result: ").append( describeTokenCodes( resultCodes ) );
message.append( " Expected: ").append( describeTokenCodes( tokenCodes ) );
fail( file, line, message );
}
}
void FormulaParserTester::run()
{
testCount = 0;
errorList.clear();
// simple, single-token formulas
CHECK_PARSE( "True", "x" );
CHECK_PARSE( "False", "x" );
CHECK_PARSE( "36", "i" );
CHECK_PARSE( "0", "i" );
CHECK_PARSE( "3.14159", "f" );
CHECK_PARSE( ".25", "f" );
CHECK_PARSE( "1e-9", "f" );
CHECK_PARSE( "2e3", "f" );
CHECK_PARSE( ".3333e0", "f" );
// cell/range/identifier
CHECK_PARSE( "A1", "c" );
CHECK_PARSE( "Sheet1!A1", "c" );
CHECK_PARSE( "'Sheet1'!A1", "c" );
CHECK_PARSE( "'Sheet One'!A1", "c" );
CHECK_PARSE( "2006!A1", "c" );
CHECK_PARSE( "2006bak!A1", "c" );
CHECK_PARSE( "2006bak2!A1", "c" );
CHECK_PARSE( "'2006bak2'!A1", "c" );
CHECK_PARSE( "A1:B100", "r" );
CHECK_PARSE( "Sheet1!A1:B100", "r" );
CHECK_PARSE( "'Sheet One'!A1:B100", "r" );
CHECK_PARSE( "SIN", "x" );
// log2 and log10 are cell references and function identifiers
CHECK_PARSE( "LOG2", "c" );
CHECK_PARSE( "LOG10:11", "r" );
CHECK_PARSE( "LOG2(2)", "xoio" );
CHECK_PARSE( "LOG10(10)", "xoio" );
// operators
CHECK_PARSE( "+", "o" );
CHECK_PARSE( "-", "o" );
CHECK_PARSE( "*", "o" );
CHECK_PARSE( "/", "o" );
CHECK_PARSE( "+", "o" );
CHECK_PARSE( "^", "o" );
CHECK_PARSE( "(", "o" );
CHECK_PARSE( ")", "o" );
CHECK_PARSE( ",", "o" );
CHECK_PARSE( ";", "o" );
CHECK_PARSE( "=", "o" );
CHECK_PARSE( "<", "o" );
CHECK_PARSE( ">", "o" );
CHECK_PARSE( "<=", "o" );
CHECK_PARSE( ">=", "o" );
CHECK_PARSE( "%", "o" );
// commonly used formulas
CHECK_PARSE( "A1+A2", "coc" );
CHECK_PARSE( "2.5*B1", "foc" );
CHECK_PARSE( "SUM(A1:Z10)", "xoro" );
CHECK_PARSE( "MAX(Sheet1!Sales)", "xoro" );
CHECK_PARSE( "-ABS(A1)", "oxoco" );
// should be correctly parsed though they are nonsense (can't be evaluated)
CHECK_PARSE( "0E0.5", "ff" );
CHECK_PARSE( "B3 D4:D5 Sheet1!K1", "crc" );
CHECK_PARSE( "SIN A1", "xc" );
CHECK_PARSE( "SIN A1:A20", "xr" );
// invalid formulas, can't be parsed correctly
CHECK_PARSE( "+1.23E", QString::null );
}
FormulaEvalTester::FormulaEvalTester(): Tester()
{
}
QString FormulaEvalTester::name()
{
return QString("Formula (Eval)");
}
void FormulaEvalTester::checkEval( const char *file, int line, const char* msg,
const QString& formula, const Value& expected )
{
testCount++;
Formula f;
QString expr = formula;
if ( expr[0] != '=' )
expr.prepend( '=' );
f.setExpression( expr );
Value result = f.eval();
if( !result.equal( expected ) )
{
QString message;
QTextStream ts( &message, IO_WriteOnly );
ts << msg;
ts << " Result: " << result;
ts << " Expected: " << expected;
fail( file, line, message );
}
}
void FormulaEvalTester::run()
{
testCount = 0;
errorList.clear();
// simple constants
CHECK_EVAL( "0", Value(0) );
CHECK_EVAL( "1", Value(1) );
CHECK_EVAL( "-1", Value(-1) );
CHECK_EVAL( "3.14e7", Value(3.14e7) );
CHECK_EVAL( "3.14e-7", Value(3.14e-7) );
// simple binary operation
CHECK_EVAL( "0+0", Value(0) );
CHECK_EVAL( "1+1", Value(2) );
// unary minus
CHECK_EVAL( "-1", Value(-1) );
CHECK_EVAL( "--1", Value(1) );
CHECK_EVAL( "---1", Value(-1) );
CHECK_EVAL( "----1", Value(1) );
CHECK_EVAL( "-----1", Value(-1) );
CHECK_EVAL( "5-1", Value(4) );
CHECK_EVAL( "5--1", Value(6) );
CHECK_EVAL( "5---1", Value(4) );
CHECK_EVAL( "5----1", Value(6) );
CHECK_EVAL( "5-----1", Value(4) );
CHECK_EVAL( "5-----1*2.5", Value(2.5) );
CHECK_EVAL( "5------1*2.5", Value(7.5) );
CHECK_EVAL( "-SIN(0)", Value(0) );
CHECK_EVAL( "1.1-SIN(0)", Value(1.1) );
CHECK_EVAL( "1.2--SIN(0)", Value(1.2) );
CHECK_EVAL( "1.3---SIN(0)", Value(1.3) );
CHECK_EVAL( "-COS(0)", Value(-1) );
CHECK_EVAL( "1.1-COS(0)", Value(0.1) );
CHECK_EVAL( "1.2--COS(0)", Value(2.2) );
CHECK_EVAL( "1.3---COS(0)", Value(0.3) );
// no parentheses, checking operator precendences
CHECK_EVAL( "14+3*77", Value(245) );
CHECK_EVAL( "14-3*77", Value(-217) );
CHECK_EVAL( "26*4+81", Value(185) );
CHECK_EVAL( "26*4-81", Value(23) );
CHECK_EVAL( "30-45/3", Value(15) );
CHECK_EVAL( "45+45/3", Value(60) );
CHECK_EVAL( "4+3*2-1", Value(9) );
// power operator is right associative
CHECK_EVAL( "2^3", Value(8) );
CHECK_EVAL( "2^3^2", Value(512) );
// lead to division by zero
CHECK_EVAL( "0/0", Value::errorDIV0() );
CHECK_EVAL( "1/0", Value::errorDIV0() );
CHECK_EVAL( "-4/0", Value::errorDIV0() );
CHECK_EVAL( "(2*3)/(6-2*3)", Value::errorDIV0() );
CHECK_EVAL( "1e3+7/0", Value::errorDIV0() );
CHECK_EVAL( "2^(99/0)", Value::errorDIV0() );
// string expansion ...
CHECK_EVAL( "\"2\"+5", Value(7) );
CHECK_EVAL( "2+\"5\"", Value(7) );
CHECK_EVAL( "\"2\"+\"5\"", Value(7) );
//the built-in sine function
CHECK_EVAL ("SIN(0)", Value(0));
CHECK_EVAL ("2+sin(\"2\"-\"2\")", Value(2));
CHECK_EVAL ("\"1\"+sin(\"0\")", Value(1));
// tests from the OpenFormula testing suite:
// note that these get auto-generated using generate-openformula-tests
CHECK_EVAL("=(1/3)*3=1", Value(true)); // row 51
CHECK_EVAL("=(\"4\" & \"5\")+2", Value(47)); // row 57
CHECK_EVAL("=2+(\"4\" & \"5\")", Value(47)); // row 58
CHECK_EVAL("=1+2", Value(3)); // row 63
CHECK_EVAL("=3-1", Value(2)); // row 65
CHECK_EVAL("=5--2", Value(7)); // row 67
CHECK_EVAL("=3*4", Value(12)); // row 68
CHECK_EVAL("=2+3*4", Value(14)); // row 70
CHECK_EVAL("=6/3", Value(2)); // row 71
CHECK_EVAL("=5/2", Value(2.5)); // row 72
CHECK_EVAL("=ISERROR(1/0)", Value(true)); // row 73
CHECK_EVAL("=2^3", Value(8)); // row 74
CHECK_EVAL("=9^0.5", Value(3)); // row 75
CHECK_EVAL("=(-5)^3", Value(-125)); // row 76
CHECK_EVAL("=4^-1", Value(0.25)); // row 77
CHECK_EVAL("=5^0", Value(1)); // row 78
CHECK_EVAL("=0^5", Value(0)); // row 79
CHECK_EVAL("=2+3*4^2", Value(50)); // row 80
CHECK_EVAL("=-2^2", Value(4)); // row 81
CHECK_EVAL("=1=1", Value(true)); // row 82
CHECK_EVAL("=1=0", Value(false)); // row 84
CHECK_EVAL("=3=3.0001", Value(false)); // row 85
// Not passed for line 86.
CHECK_EVAL("=\"Hi\"=\"Bye\"", Value(false)); // row 87
CHECK_EVAL("=FALSE()=FALSE()", Value(true)); // row 88
CHECK_EVAL("=TRUE()=FALSE()", Value(false)); // row 89
CHECK_EVAL("=\"5\"=5", Value(false)); // row 90
CHECK_EVAL("=TRUE()=1", Value(false)); // row 91
// Not passed for line 92.
// Not passed for line 93.
CHECK_EVAL("=1<>1", Value(false)); // row 94
CHECK_EVAL("=1<>2", Value(true)); // row 95
CHECK_EVAL("=1<>\"1\"", Value(true)); // row 96
// Not passed for line 97.
CHECK_EVAL("=5<6", Value(true)); // row 98
CHECK_EVAL("=5<=6", Value(true)); // row 99
CHECK_EVAL("=5>6", Value(false)); // row 100
CHECK_EVAL("=5>=6", Value(false)); // row 101
CHECK_EVAL("=\"A\"<\"B\"", Value(true)); // row 102
// Not passed for line 103.
CHECK_EVAL("=\"AA\">\"A\"", Value(true)); // row 104
CHECK_EVAL("=\"Hi \" & \"there\"", Value("Hi there")); // row 107
CHECK_EVAL("=\"H\" & \"\"", Value("H")); // row 108
// Not passed for line 109.
CHECK_EVAL("=50%", Value(0.5)); // row 111
CHECK_EVAL("=20+50%", Value(20.5)); // row 112
CHECK_EVAL("=+5", Value(5)); // row 113
CHECK_EVAL("=+\"Hello\"", Value("Hello")); // row 114
CHECK_EVAL("=-\"7\"", Value(-7)); // row 116
/*
These are currently disabled, due to being locale specific.
CHECK_EVAL("=DATE(2005;1;3)=DATEVALUE(\"2005-01-03\")", Value(true)); // row 118
CHECK_EVAL("=DATE(2017.5; 1; 2)=DATEVALUE(\"2017-01-02\")", Value(true)); // row 119
CHECK_EVAL("=DATE(2006; 2.5; 3)=DATEVALUE(\"2006-02-03\")", Value(true)); // row 120
CHECK_EVAL("=DATE(2006; 1; 3.5)=DATEVALUE(\"2006-01-03\")", Value(true)); // row 121
CHECK_EVAL("=DATE(2006; 13; 3)=DATEVALUE(\"2007-01-03\")", Value(true)); // row 122
CHECK_EVAL("=DATE(2006; 1; 32)=DATEVALUE(\"2006-02-01\")", Value(true)); // row 123
CHECK_EVAL("=DATE(2006; 25; 34)=DATEVALUE(\"2008-02-03\")", Value(true)); // row 124
CHECK_EVAL("=DATE(2006;-1; 1)=DATEVALUE(\"2005-11-01\")", Value(true)); // row 125
// Not passed for line 126.
// Not passed for line 127.
CHECK_EVAL("=DATE(2004;2;29)=DATEVALUE(\"2004-02-29\")", Value(true)); // row 128
CHECK_EVAL("=DATE(2003;2;29)=DATEVALUE(\"2003-03-01\")", Value(true)); // row 129
CHECK_EVAL("=DATE(1904; 1; 1)=DATEVALUE(\"1904-01-01\")", Value(true)); // row 130
CHECK_EVAL("=DATEVALUE(\"2004-12-25\")=DATE(2004;12;25)", Value(true)); // row 131
CHECK_EVAL("=DAY(\"2006-05-21\")", Value(21)); // row 132
CHECK_EVAL("=DAY(\"5/21/2006\")", Value(21)); // row 133
CHECK_EVAL("=DAY(\"05-21-2006\")", Value(21)); // row 134
CHECK_EVAL("=DAY(\"5/21/06\")", Value(21)); // row 135
CHECK_EVAL("=DAY(\"5-21-06\")", Value(21)); // row 136
*/
// functions with optional arguments
CHECK_EVAL("=ROUND(0.1)", Value(0));
CHECK_EVAL("=ROUND(0.11;1)", Value(0.1));
CHECK_EVAL("=ROUNDUP(0.1)", Value(1));
CHECK_EVAL("=ROUNDUP(0.01;1)", Value(0.1));
CHECK_EVAL("=ROUNDDOWN(0.9)", Value(0));
CHECK_EVAL("=ROUNDDOWN(0.19;1)", Value(0.1));
}
FormulaOasisConversionTester::FormulaOasisConversionTester(): Tester()
{
}
QString FormulaOasisConversionTester::name()
{
return QString("Formula (OpenDocument conversion)");
}
void FormulaOasisConversionTester::run()
{
testCount = 0;
errorList.clear();
// cell references
CHECK_OASIS( "A1", ".A1" );
CHECK_OASIS( "A1:A4", ".A1:.A4" );
CHECK_OASIS( "A$1:$A4", ".A$1:.$A4" );
CHECK_OASIS( "Sheet2!A1", "Sheet2.A1" );
CHECK_OASIS( "'Sheet 2'!A1", "'Sheet 2'.A1" );
CHECK_OASIS( "=A1", "=[.A1]" );
CHECK_OASIS( "=A1:A4", "=[.A1:A4]" );
CHECK_OASIS( "=A$1:$A4", "=[.A$1:$A4]" );
CHECK_OASIS( "=Sheet2!A1", "=[Sheet2.A1]" );
CHECK_OASIS( "='Sheet 2'!A1", "=['Sheet 2'.A1]" );
// equality
CHECK_OASIS( "=A1==A2", "=[.A1]=[.A2]" );
// strings
CHECK_OASIS( "=\"2,2\"+2,1+\"2,0\"", "=\"2,2\"+2.1+\"2,0\"" );
// decimal separator ','
CHECK_OASIS( "=,12", "=.12" );
CHECK_OASIS( "=12,12", "=12.12" );
CHECK_OASIS( "=368*7*(0,1738+0,1784)*(0,1738+0,1784)", "=368*7*(0.1738+0.1784)*(0.1738+0.1784)" );
// function names
CHECK_OASIS( "=sum(A1;A2;A3;A4;A5)", "=sum([.A1];[.A2];[.A3];[.A4];[.A5])" );
}
void FormulaOasisConversionTester::checkOasis( const char *file, int line, const char* /*msg*/,
const QString& localeFormula, const QString& oasisFormula )
{
testCount++;
KLocale locale("en_US");
locale.setDecimalSymbol(",");
// KSpread -> OpenDocument
QString formula = localeFormula;
#if 0
Oasis::encodeFormula( formula, &locale );
if( formula != oasisFormula )
{
QString message = "[Locale->Oasis] ";
message.append( "\"" + localeFormula + "\"" );
message.append( " Result: ").append( formula );
message.append( " Expected: ").append( oasisFormula );
fail( file, line, message );
}
testCount++;
#endif
// OpenDocument -> KSpread
formula = Oasis::decodeFormula( oasisFormula, &locale );
if( formula != localeFormula )
{
QString message = "[Oasis->Locale] ";
message.append( "\"" + oasisFormula + "\"" );
message.append( " Result: ").append( formula );
message.append( " Expected: ").append( localeFormula );
fail( file, line, message );
}
}