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Fix logic error in cFCOPropVector::isExtended(), which only manifests with large prop vectors we currently won't see in the wild. Exposed by intermittently failing test in fcopropvector_t.cpp circa line 132, which now passes reliably on platforms where it used to fail.

This commit is contained in:
Brian Cox 2017-07-08 19:51:23 -07:00
parent def126e190
commit dbc00a2ed4
2 changed files with 22 additions and 32 deletions
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6
src/fco/fcopropvector.cpp
View File

@ -366,10 +366,10 @@ bool cFCOPropVector::isExtended(void) const
return false;
else
{
int sum = 0;
for (int i=(*mpBuf).size(); i >= 2; i--)
uint32 sum = 0;
for (uint32 i=(*mpBuf).size()-1; i >= 2; i--)
sum += ((*mpBuf)[i]);
return (sum == 0);
return (sum != 0);
}
}
}

48
src/twtest/fcopropvector_t.cpp
View File

@ -38,8 +38,8 @@
#endif
static bool init (cFCOPropVector &testV);
static bool addRemove (cFCOPropVector &test1, cFCOPropVector &test2, cDebug& d);
static bool objManip (cFCOPropVector &testV, cDebug& d);
static void addRemove (cFCOPropVector &test1, cFCOPropVector &test2, cDebug& d);
static void objManip (cFCOPropVector &testV, cDebug& d);
void TestFCOPropVector()
{
@ -74,7 +74,7 @@ void TestFCOPropVector()
}
//Test ability to add and remove
TEST(testout = addRemove (test1, test2, d));
addRemove (test1, test2, d);
d.TraceDetail("Add/Remove over all tests is %i \n", testout);
// test clear.
@ -92,11 +92,7 @@ void TestFCOPropVector()
d.TraceDetail("Clear Test Done.\n");
//test operators
TEST(testout = objManip(test1, d));
if (testout)
d.TraceDetail("Object manipulation tests are successful\n");
else
d.TraceDetail("Object manipulation tests are not successful\n");
objManip(test1, d);
return;
}
@ -114,22 +110,21 @@ static bool init (cFCOPropVector &testV)
}
static bool addRemove (cFCOPropVector &test1, cFCOPropVector &test2, cDebug& d)
static void addRemove (cFCOPropVector &test1, cFCOPropVector &test2, cDebug& d)
{
int var1 = 0 , var2 = 64, var3 = 2;
bool local=true, out=true;
test1.AddItem(var1);
TEST(local &= test1.ContainsItem(var1)); //hopefully this is true!
TEST(local &= !test1.ContainsItem(var3));
TEST(test1.ContainsItem(var1)); //hopefully this is true!
TEST(!test1.ContainsItem(var3));
test2.SetSize(var2);
TEST(local &= (test2.GetSize() == ((var2/32)+1)*32));
TEST(local &= (test1 != test2));
TEST((test2.GetSize() == ((var2/32)+1)*32));
TEST((test1 != test2));
test1.RemoveItem(var1);
test2.SetSize(test1.GetSize());
TEST(local &= (test1 == test2));
TEST(test1 == test2);
test1.AddItem(var3);
test2 |= test1;
@ -138,22 +133,19 @@ static bool addRemove (cFCOPropVector &test1, cFCOPropVector &test2, cDebug& d)
test2.RemoveItem(var3);
d.TraceDetail("\nmMask should be 0! \n");
test2.check(d);
out &= local; //and-ing of results.
return out;
}
static bool objManip (cFCOPropVector &testV, cDebug& d)
static void objManip (cFCOPropVector &testV, cDebug& d)
{
cFCOPropVector test1, test2 = testV;
bool out = true;
/*testV.check(d);
test2.check(d);*/
TEST(out &= (testV == test2)); //test operator = , ==
// test operator = , ==
TEST(testV == test2)
test2.AddItem(1);
TEST(out &= (testV != test2)); //test operator !=
TEST(testV != test2); // test operator !=
/*testV.check(d);
test2.check(d);*/
@ -165,12 +157,12 @@ static bool objManip (cFCOPropVector &testV, cDebug& d)
test1 = testV | test2; //test operator |
test1.check(d);
TEST(out&= (test1 == testV));
TEST(test1 == testV);
test2.RemoveItem(1);
testV = (test2 & test1);//test operator &
testV.check(d);
TEST(out&= !(test1 == testV));
TEST( !(test1 == testV));
// test operator ^
cFCOPropVector v1, v2, v3;
@ -181,13 +173,13 @@ static bool objManip (cFCOPropVector &testV, cDebug& d)
// expected result
v3.AddItem(1);
v3.AddItem(4);
TEST((v1 ^ v2) == v3);
TEST((v1 ^ v2) == v3);
// try with larger sizes...
v2.SetSize(40);
v2.Clear();
v2.AddItem(3);
TEST((v1 ^ v2) == v3);
TEST((v1 ^ v2) == v3);
v2.AddItem(38);
v1.SetSize(40);
@ -198,7 +190,5 @@ static bool objManip (cFCOPropVector &testV, cDebug& d)
v3.Clear();
v3.AddItem(1);
v3.AddItem(3);
TEST((v1 ^ v2) == v3);
return out;
TEST((v1 ^ v2) == v3);
}