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added unit test for 10e308 math overflow

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Change-Id: I492d991545239539d21fb59de3eccdd1ab56a9af
This commit is contained in:
Eike Rathke 2013-03-21 19:43:53 +01:00
parent caecf6102f
commit cafa2b948b
1 changed files with 11 additions and 0 deletions
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11
basic/qa/cppunit/test_scanner.cxx
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@ -15,6 +15,7 @@
#include "osl/file.hxx" #include "osl/file.hxx"
#include "osl/process.h" #include "osl/process.h"
#include <rtl/math.hxx>
#include "scanner.hxx" #include "scanner.hxx"
@ -562,6 +563,7 @@ namespace
const OUString source14("12e-3+"); const OUString source14("12e-3+");
const OUString source15("1,2,3"); const OUString source15("1,2,3");
const OUString source16("1.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"); const OUString source16("1.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000");
const OUString source17("10e308");
std::vector<Symbol> symbols; std::vector<Symbol> symbols;
sal_Int32 errors; sal_Int32 errors;
@ -691,6 +693,15 @@ namespace
// This error is from a "buffer overflow" which is stupid because // This error is from a "buffer overflow" which is stupid because
// the buffer is artificially constrained by the scanner. // the buffer is artificially constrained by the scanner.
CPPUNIT_ASSERT(errors == 1); // HACK CPPUNIT_ASSERT(errors == 1); // HACK
double fInf = 0.0;
rtl::math::setInf( &fInf, false);
symbols = getSymbols(source17, errors);
CPPUNIT_ASSERT(symbols.size() == 2);
CPPUNIT_ASSERT(symbols[0].number == fInf);
CPPUNIT_ASSERT(symbols[0].type == SbxDOUBLE);
CPPUNIT_ASSERT(symbols[1].text == cr);
CPPUNIT_ASSERT(errors == 1); // math error, overflow
} }
void ScannerTest::testDataType() void ScannerTest::testDataType()