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TextChangeTest.cpp
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TextChangeTest.cpp
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// TextChangeTest.cpp
#include "TextChangeTest.h"
#include "CharChange.h"
#include <cassert>
static void SimpleTests()
{
{
CharChange change;
assert( change.start == 0 );
assert( change.end == 0 );
assert( change.delta == 0 );
change += CharChange();
assert( change.start == 0 );
assert( change.end == 0 );
assert( change.delta == 0 );
}
{
CharChange change;
change += CharChange( 1, 5, CharChange::insertion );
assert( change.start == 1 );
assert( change.end == 1 );
assert( change.delta == 5 );
}
{
CharChange change;
change += CharChange( 1, 5, CharChange::deletion );
assert( change.start == 1 );
assert( change.end == 6 );
assert( change.delta == -5 );
}
}
static void ComplicatedTests()
{
{
CharChange change;
change += CharChange( 1, 3, CharChange::insertion );
change += CharChange( 1, 3, CharChange::insertion );
assert( change.start == 1 );
assert( change.end == 1 );
assert( change.delta == 6 );
}
{
CharChange change;
change += CharChange( 1, 3, CharChange::deletion );
change += CharChange( 1, 3, CharChange::deletion );
assert( change.start == 1 );
assert( change.end == 7 );
assert( change.delta == -6 );
}
{
CharChange change;
change += CharChange( 1, 3, CharChange::insertion );
change += CharChange( 1, 3, CharChange::deletion );
assert( change.start == 1 );
assert( change.end == 1 );
assert( change.delta == 0 );
}
{
CharChange change;
change += CharChange( 1, 3, CharChange::insertion );
change += CharChange( 9, 3, CharChange::insertion );
assert( change.start == 1 );
assert( change.end == 6 );
assert( change.delta == 6 );
}
{
CharChange change;
change += CharChange( 9, 3, CharChange::insertion );
change += CharChange( 1, 3, CharChange::insertion );
assert( change.start == 1 );
assert( change.end == 9 );
assert( change.delta == 6 );
}
{
CharChange change;
change += CharChange( 1, 9, CharChange::insertion );
change += CharChange( 2, 1, CharChange::insertion );
assert( change.start == 1 );
assert( change.end == 1 );
assert( change.delta == 10 );
}
{
CharChange change;
change += CharChange( 1, 9, CharChange::deletion );
change += CharChange( 2, 1, CharChange::deletion );
assert( change.start == 1 );
assert( change.end == 12 );
assert( change.delta == -10 );
}
}
void CharChangeTest()
{
SimpleTests();
ComplicatedTests();
}