pjs/xpcom/tests/TestArray.cpp

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6.2 KiB
C++
Исходник Обычный вид История

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
#include <stdio.h>
#include <stdlib.h>
#include "nsISupportsArray.h"
// {9e70a320-be02-11d1-8031-006008159b5a}
#define NS_IFOO_IID \
{0x9e70a320, 0xbe02, 0x11d1, \
{0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
static const PRBool kExitOnError = PR_TRUE;
static NS_DEFINE_IID(kIFooIID, NS_IFOO_IID);
class IFoo : public nsISupports {
public:
IFoo(PRInt32 aID);
~IFoo();
NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
NS_IMETHOD_(nsrefcnt) AddRef(void);
NS_IMETHOD_(nsrefcnt) Release(void);
PRInt32 mRefCnt;
PRInt32 mID;
static PRInt32 gCount;
};
PRInt32 IFoo::gCount;
IFoo::IFoo(PRInt32 aID)
{
NS_INIT_REFCNT();
mID = aID;
gCount++;
fprintf(stdout, "init: %d (%x), %d total)\n", mID, this, gCount);
}
IFoo::~IFoo()
{
gCount--;
fprintf(stdout, "destruct: %d (%x), %d remain)\n", mID, this, gCount);
}
NS_IMPL_ISUPPORTS(IFoo, NS_IFOO_IID);
const char* AssertEqual(PRInt32 aValue1, PRInt32 aValue2)
{
if (aValue1 == aValue2) {
return "OK";
}
if (kExitOnError) {
exit(1);
}
return "ERROR";
}
void DumpArray(nsISupportsArray* aArray, PRInt32 aExpectedCount, PRInt32 aElementIDs[], PRInt32 aExpectedTotal)
{
PRUint32 cnt = 0;
nsresult rv = aArray->Count(&cnt);
NS_ASSERTION(NS_SUCCEEDED(rv), "Count failed");
PRInt32 count = cnt;
PRInt32 index;
fprintf(stdout, "object count %d = %d %s\n", IFoo::gCount, aExpectedTotal,
AssertEqual(IFoo::gCount, aExpectedTotal));
fprintf(stdout, "array count %d = %d %s\n", count, aExpectedCount,
AssertEqual(count, aExpectedCount));
for (index = 0; (index < count) && (index < aExpectedCount); index++) {
IFoo* foo = (IFoo*)(aArray->ElementAt(index));
fprintf(stdout, "%2d: %d=%d (%x) c: %d %s\n",
index, aElementIDs[index], foo->mID, foo, foo->mRefCnt - 1,
AssertEqual(foo->mID, aElementIDs[index]));
foo->Release();
}
}
void FillArray(nsISupportsArray* aArray, PRInt32 aCount)
{
PRInt32 index;
for (index = 0; index < aCount; index++) {
IFoo* foo = new IFoo(index);
foo->AddRef();
aArray->AppendElement(foo);
foo->Release();
}
}
int main(int argc, char *argv[])
{
nsISupportsArray* array;
nsresult rv;
if (NS_OK == (rv = NS_NewISupportsArray(&array))) {
FillArray(array, 10);
fprintf(stdout, "Array created:\n");
PRInt32 fillResult[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
DumpArray(array, 10, fillResult, 10);
// test insert
IFoo* foo = (IFoo*)array->ElementAt(3);
foo->Release(); // pre-release to fix ref count for dumps
array->InsertElementAt(foo, 5);
fprintf(stdout, "insert 3 at 5:\n");
PRInt32 insertResult[11] = {0, 1, 2, 3, 4, 3, 5, 6, 7, 8, 9};
DumpArray(array, 11, insertResult, 10);
fprintf(stdout, "insert 3 at 0:\n");
array->InsertElementAt(foo, 0);
PRInt32 insertResult2[12] = {3, 0, 1, 2, 3, 4, 3, 5, 6, 7, 8, 9};
DumpArray(array, 12, insertResult2, 10);
fprintf(stdout, "append 3:\n");
array->AppendElement(foo);
PRInt32 appendResult[13] = {3, 0, 1, 2, 3, 4, 3, 5, 6, 7, 8, 9, 3};
DumpArray(array, 13, appendResult, 10);
// test IndexOf && LastIndexOf
PRInt32 expectedIndex[5] = {0, 4, 6, 12, -1};
PRInt32 count = 0;
PRInt32 index = array->IndexOf(foo);
fprintf(stdout, "IndexOf(foo): %d=%d %s\n", index, expectedIndex[count],
AssertEqual(index, expectedIndex[count]));
while (-1 != index) {
count++;
index = array->IndexOf(foo, index + 1);
if (-1 != index)
fprintf(stdout, "IndexOf(foo): %d=%d %s\n", index, expectedIndex[count],
AssertEqual(index, expectedIndex[count]));
}
index = array->LastIndexOf(foo);
count--;
fprintf(stdout, "LastIndexOf(foo): %d=%d %s\n", index, expectedIndex[count],
AssertEqual(index, expectedIndex[count]));
// test ReplaceElementAt
fprintf(stdout, "ReplaceElementAt(8):\n");
array->ReplaceElementAt(foo, 8);
PRInt32 replaceResult[13] = {3, 0, 1, 2, 3, 4, 3, 5, 3, 7, 8, 9, 3};
DumpArray(array, 13, replaceResult, 9);
// test RemoveElementAt, RemoveElement RemoveLastElement
fprintf(stdout, "RemoveElementAt(0):\n");
array->RemoveElementAt(0);
PRInt32 removeResult[12] = {0, 1, 2, 3, 4, 3, 5, 3, 7, 8, 9, 3};
DumpArray(array, 12, removeResult, 9);
fprintf(stdout, "RemoveElementAt(7):\n");
array->RemoveElementAt(7);
PRInt32 removeResult2[11] = {0, 1, 2, 3, 4, 3, 5, 7, 8, 9, 3};
DumpArray(array, 11, removeResult2, 9);
fprintf(stdout, "RemoveElement(foo):\n");
array->RemoveElement(foo);
PRInt32 removeResult3[10] = {0, 1, 2, 4, 3, 5, 7, 8, 9, 3};
DumpArray(array, 10, removeResult3, 9);
fprintf(stdout, "RemoveLastElement(foo):\n");
array->RemoveLastElement(foo);
PRInt32 removeResult4[9] = {0, 1, 2, 4, 3, 5, 7, 8, 9};
DumpArray(array, 9, removeResult4, 9);
// test clear
fprintf(stdout, "clear array:\n");
array->Clear();
DumpArray(array, 0, 0, 0);
fprintf(stdout, "add 4 new:\n");
FillArray(array, 4);
DumpArray(array, 4, fillResult, 4);
// test compact
fprintf(stdout, "compact array:\n");
array->Compact();
DumpArray(array, 4, fillResult, 4);
// test delete
fprintf(stdout, "release array:\n");
NS_RELEASE(array);
}
else {
fprintf(stdout, "error can't create array: %x\n", rv);
}
return 0;
}