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Add setSharable support to SimpleVector

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Change-Id: I606064d86b58be1a6a57f64f4eb55a4a751a0811
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
This commit is contained in:
João Abecasis 2011-11-25 14:12:54 +01:00 committed by Qt by Nokia
parent cb0cdf6c08
commit 25b8b2437c
2 changed files with 79 additions and 4 deletions
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11
tests/auto/corelib/tools/qarraydata/simplevector.h
View File

@ -89,6 +89,9 @@ public:
bool isStatic() const { return d->ref.isStatic(); }
bool isShared() const { return d->ref.isShared(); }
bool isSharedWith(const SimpleVector &other) const { return d == other.d; }
bool isSharable() const { return d->ref.isSharable(); }
void setSharable(bool sharable) { d.setSharable(sharable); }
size_t size() const { return d->size; }
size_t capacity() const { return d->alloc; }
@ -139,7 +142,7 @@ public:
if (n > capacity()
|| (n
&& !d->capacityReserved
&& (d->ref != 1 || (d->capacityReserved = 1, false)))) {
&& (d->ref.isShared() || (d->capacityReserved = 1, false)))) {
SimpleVector detached(Data::allocate(n,
d->detachFlags() | Data::CapacityReserved));
detached.d->copyAppend(constBegin(), constEnd());
@ -158,7 +161,7 @@ public:
return;
T *const begin = d->begin();
if (d->ref != 1
if (d->ref.isShared()
|| capacity() - size() < size_t(last - first)) {
SimpleVector detached(Data::allocate(
qMax(capacity(), size() + (last - first)),
@ -179,7 +182,7 @@ public:
if (first == last)
return;
if (d->ref != 1
if (d->ref.isShared()
|| capacity() - size() < size_t(last - first)) {
SimpleVector detached(Data::allocate(
qMax(capacity(), size() + (last - first)),
@ -219,7 +222,7 @@ public:
T *const begin = d->begin();
T *const where = begin + position;
const T *const end = begin + d->size;
if (d->ref != 1
if (d->ref.isShared()
|| capacity() - size() < size_t(last - first)) {
SimpleVector detached(Data::allocate(
qMax(capacity(), size() + (last - first)),

72
tests/auto/corelib/tools/qarraydata/tst_qarraydata.cpp
View File

@ -292,6 +292,15 @@ void tst_QArrayData::simpleVector()
QVERIFY(!v7.isShared());
QVERIFY(!v8.isShared());
QVERIFY(v1.isSharable());
QVERIFY(v2.isSharable());
QVERIFY(v3.isSharable());
QVERIFY(v4.isSharable());
QVERIFY(v5.isSharable());
QVERIFY(v6.isSharable());
QVERIFY(v7.isSharable());
QVERIFY(v8.isSharable());
QVERIFY(v1.isSharedWith(v2));
QVERIFY(v1.isSharedWith(v3));
QVERIFY(!v1.isSharedWith(v4));
@ -451,6 +460,69 @@ void tst_QArrayData::simpleVector()
for (int i = 0; i < 120; ++i)
QCOMPARE(v1[i], v8[i % 10]);
{
v7.setSharable(true);
QVERIFY(v7.isSharable());
SimpleVector<int> copy1(v7);
QVERIFY(copy1.isSharedWith(v7));
v7.setSharable(false);
QVERIFY(!v7.isSharable());
QVERIFY(!copy1.isSharedWith(v7));
QCOMPARE(v7.size(), copy1.size());
for (size_t i = 0; i < copy1.size(); ++i)
QCOMPARE(v7[i], copy1[i]);
SimpleVector<int> clone(v7);
QVERIFY(!clone.isSharedWith(v7));
QCOMPARE(clone.size(), copy1.size());
for (size_t i = 0; i < copy1.size(); ++i)
QCOMPARE(clone[i], copy1[i]);
v7.setSharable(true);
QVERIFY(v7.isSharable());
SimpleVector<int> copy2(v7);
QVERIFY(copy2.isSharedWith(v7));
}
{
SimpleVector<int> null;
SimpleVector<int> empty(0, 5);
QVERIFY(null.isSharable());
QVERIFY(empty.isSharable());
null.setSharable(true);
empty.setSharable(true);
QVERIFY(null.isSharable());
QVERIFY(empty.isSharable());
QVERIFY(null.isEmpty());
QVERIFY(empty.isEmpty());
null.setSharable(false);
empty.setSharable(false);
QVERIFY(!null.isSharable());
QVERIFY(!empty.isSharable());
QVERIFY(null.isEmpty());
QVERIFY(empty.isEmpty());
null.setSharable(true);
empty.setSharable(true);
QVERIFY(null.isSharable());
QVERIFY(empty.isSharable());
QVERIFY(null.isEmpty());
QVERIFY(empty.isEmpty());
}
}
struct Deallocator