gecko-dev/xpcom/tests/TestCOMArray.cpp
Ehsan Akhgari 883849ee32 Bug 1145631 - Part 1: Replace MOZ_OVERRIDE and MOZ_FINAL with override and final in the tree; r=froydnj
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function convert() {
echo "Converting $1 to $2..."
find . \
       ! -wholename "*/.git*" \
       ! -wholename "obj-ff-dbg*" \
         -type f \
      \( -iname "*.cpp" \
         -o -iname "*.h" \
         -o -iname "*.c" \
         -o -iname "*.cc" \
         -o -iname "*.idl" \
         -o -iname "*.ipdl" \
         -o -iname "*.ipdlh" \
         -o -iname "*.mm" \) | \
    xargs -n 1 sed -i -e "s/\b$1\b/$2/g"
}

convert MOZ_OVERRIDE override
convert MOZ_FINAL final
2015-03-21 12:28:04 -04:00

364 lines
8.3 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
// vim:cindent:ts=4:et:sw=4:
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "TestHarness.h"
#include "nsCOMArray.h"
#include "mozilla/Attributes.h"
// {9e70a320-be02-11d1-8031-006008159b5a}
#define NS_IFOO_IID \
{0x9e70a320, 0xbe02, 0x11d1, \
{0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
class IFoo : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFOO_IID)
NS_IMETHOD_(MozExternalRefCountType) RefCnt() = 0;
NS_IMETHOD_(int32_t) ID() = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(IFoo, NS_IFOO_IID)
class Foo final : public IFoo {
~Foo();
public:
explicit Foo(int32_t aID);
// nsISupports implementation
NS_DECL_ISUPPORTS
// IFoo implementation
NS_IMETHOD_(MozExternalRefCountType) RefCnt() override { return mRefCnt; }
NS_IMETHOD_(int32_t) ID() override { return mID; }
static int32_t gCount;
int32_t mID;
};
int32_t Foo::gCount = 0;
Foo::Foo(int32_t aID)
{
mID = aID;
++gCount;
}
Foo::~Foo()
{
--gCount;
}
NS_IMPL_ISUPPORTS(Foo, IFoo)
typedef nsCOMArray<IFoo> Array;
// {0e70a320-be02-11d1-8031-006008159b5a}
#define NS_IBAR_IID \
{0x0e70a320, 0xbe02, 0x11d1, \
{0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
class IBar : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IBAR_IID)
};
NS_DEFINE_STATIC_IID_ACCESSOR(IBar, NS_IBAR_IID)
class Bar final : public IBar {
public:
explicit Bar(nsCOMArray<IBar>& aArray);
// nsISupports implementation
NS_DECL_ISUPPORTS
static int32_t sReleaseCalled;
private:
~Bar();
nsCOMArray<IBar>& mArray;
};
int32_t Bar::sReleaseCalled = 0;
typedef nsCOMArray<IBar> Array2;
Bar::Bar(Array2& aArray)
: mArray(aArray)
{
}
Bar::~Bar()
{
if (mArray.RemoveObject(this)) {
fail("We should never manage to remove the object here");
}
}
NS_IMPL_ADDREF(Bar)
NS_IMPL_QUERY_INTERFACE(Bar, IBar)
NS_IMETHODIMP_(MozExternalRefCountType)
Bar::Release(void)
{
++Bar::sReleaseCalled;
MOZ_ASSERT(int32_t(mRefCnt) > 0, "dup release");
NS_ASSERT_OWNINGTHREAD(_class);
--mRefCnt;
NS_LOG_RELEASE(this, mRefCnt, "Bar");
if (mRefCnt == 0) {
mRefCnt = 1; /* stabilize */
delete this;
return 0;
}
return mRefCnt;
}
int main(int argc, char **argv)
{
ScopedXPCOM xpcom("nsCOMArrayTests");
if (xpcom.failed()) {
return 1;
}
int rv = 0;
Array arr;
for (int32_t i = 0; i < 20; ++i) {
nsCOMPtr<IFoo> foo = new Foo(i);
arr.AppendObject(foo);
}
if (arr.Count() != 20 || Foo::gCount != 20) {
fail("nsCOMArray::AppendObject failed");
rv = 1;
}
arr.TruncateLength(10);
if (arr.Count() != 10 || Foo::gCount != 10) {
fail("nsCOMArray::TruncateLength shortening of array failed");
rv = 1;
}
arr.SetCount(30);
if (arr.Count() != 30 || Foo::gCount != 10) {
fail("nsCOMArray::SetCount lengthening of array failed");
rv = 1;
}
for (int32_t i = 0; i < 10; ++i) {
if (arr[i] == nullptr) {
fail("nsCOMArray elements should be non-null");
rv = 1;
break;
}
}
for (int32_t i = 10; i < 30; ++i) {
if (arr[i] != nullptr) {
fail("nsCOMArray elements should be null");
rv = 1;
break;
}
}
int32_t base;
{
Array2 arr2;
IBar *thirdObject = nullptr,
*fourthObject = nullptr,
*fifthObject = nullptr,
*ninthObject = nullptr;
for (int32_t i = 0; i < 20; ++i) {
nsCOMPtr<IBar> bar = new Bar(arr2);
switch (i) {
case 2:
thirdObject = bar; break;
case 3:
fourthObject = bar; break;
case 4:
fifthObject = bar; break;
case 8:
ninthObject = bar; break;
}
arr2.AppendObject(bar);
}
base = Bar::sReleaseCalled;
arr2.SetCount(10);
if (Bar::sReleaseCalled != base + 10) {
fail("Release called multiple times for SetCount");
}
if (arr2.Count() != 10) {
fail("SetCount(10) should remove exactly ten objects");
}
arr2.RemoveObjectAt(9);
if (Bar::sReleaseCalled != base + 11) {
fail("Release called multiple times for RemoveObjectAt");
}
if (arr2.Count() != 9) {
fail("RemoveObjectAt should remove exactly one object");
}
arr2.RemoveObject(ninthObject);
if (Bar::sReleaseCalled != base + 12) {
fail("Release called multiple times for RemoveObject");
}
if (arr2.Count() != 8) {
fail("RemoveObject should remove exactly one object");
}
arr2.RemoveObjectsAt(2, 3);
if (Bar::sReleaseCalled != base + 15) {
fail("Release called more or less than three times for RemoveObjectsAt");
}
if (arr2.Count() != 5) {
fail("RemoveObjectsAt should remove exactly three objects");
}
for (int32_t j = 0; j < arr2.Count(); ++j) {
if (arr2.ObjectAt(j) == thirdObject) {
fail("RemoveObjectsAt should have removed thirdObject");
}
if (arr2.ObjectAt(j) == fourthObject) {
fail("RemoveObjectsAt should have removed fourthObject");
}
if (arr2.ObjectAt(j) == fifthObject) {
fail("RemoveObjectsAt should have removed fifthObject");
}
}
arr2.RemoveObjectsAt(4, 1);
if (Bar::sReleaseCalled != base + 16) {
fail("Release called more or less than one time for RemoveObjectsAt");
}
if (arr2.Count() != 4) {
fail("RemoveObjectsAt should work for removing the last element");
}
arr2.Clear();
if (Bar::sReleaseCalled != base + 20) {
fail("Release called multiple times for Clear");
}
}
{
Array2 arr2;
IBar *thirdElement = nullptr,
*fourthElement = nullptr,
*fifthElement = nullptr,
*ninthElement = nullptr;
for (int32_t i = 0; i < 20; ++i) {
nsCOMPtr<IBar> bar = new Bar(arr2);
switch (i) {
case 2:
thirdElement = bar; break;
case 3:
fourthElement = bar; break;
case 4:
fifthElement = bar; break;
case 8:
ninthElement = bar; break;
}
arr2.AppendElement(bar);
}
base = Bar::sReleaseCalled;
arr2.TruncateLength(10);
if (Bar::sReleaseCalled != base + 10) {
fail("Release called multiple times for TruncateLength");
}
if (arr2.Length() != 10) {
fail("TruncateLength(10) should remove exactly ten objects");
}
arr2.RemoveElementAt(9);
if (Bar::sReleaseCalled != base + 11) {
fail("Release called multiple times for RemoveElementAt");
}
if (arr2.Length() != 9) {
fail("RemoveElementAt should remove exactly one object");
}
arr2.RemoveElement(ninthElement);
if (Bar::sReleaseCalled != base + 12) {
fail("Release called multiple times for RemoveElement");
}
if (arr2.Length() != 8) {
fail("RemoveElement should remove exactly one object");
}
arr2.RemoveElementsAt(2, 3);
if (Bar::sReleaseCalled != base + 15) {
fail("Release called more or less than three times for RemoveElementsAt");
}
if (arr2.Length() != 5) {
fail("RemoveElementsAt should remove exactly three objects");
}
for (uint32_t j = 0; j < arr2.Length(); ++j) {
if (arr2.ElementAt(j) == thirdElement) {
fail("RemoveElementsAt should have removed thirdElement");
}
if (arr2.ElementAt(j) == fourthElement) {
fail("RemoveElementsAt should have removed fourthElement");
}
if (arr2.ElementAt(j) == fifthElement) {
fail("RemoveElementsAt should have removed fifthElement");
}
}
arr2.RemoveElementsAt(4, 1);
if (Bar::sReleaseCalled != base + 16) {
fail("Release called more or less than one time for RemoveElementsAt");
}
if (arr2.Length() != 4) {
fail("RemoveElementsAt should work for removing the last element");
}
arr2.Clear();
if (Bar::sReleaseCalled != base + 20) {
fail("Release called multiple times for Clear");
}
}
Bar::sReleaseCalled = 0;
{
Array2 arr2;
for (int32_t i = 0; i < 20; ++i) {
nsCOMPtr<IBar> bar = new Bar(arr2);
arr2.AppendObject(bar);
}
base = Bar::sReleaseCalled;
// Let arr2 be destroyed
}
if (Bar::sReleaseCalled != base + 20) {
fail("Release called multiple times for nsCOMArray::~nsCOMArray");
}
return rv;
}