mirror of
https://github.com/mozilla/gecko-dev.git
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669 lines
15 KiB
C++
669 lines
15 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsTHashtable.h"
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#include "nsBaseHashtable.h"
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#include "nsDataHashtable.h"
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#include "nsInterfaceHashtable.h"
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#include "nsClassHashtable.h"
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#include "nsCOMPtr.h"
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#include "nsISupports.h"
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#include "nsCOMArray.h"
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#include "mozilla/Attributes.h"
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#include <stdio.h>
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namespace TestHashtables {
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class TestUniChar // for nsClassHashtable
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{
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public:
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explicit TestUniChar(uint32_t aWord)
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{
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printf(" TestUniChar::TestUniChar() %u\n", aWord);
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mWord = aWord;
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}
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~TestUniChar()
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{
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printf(" TestUniChar::~TestUniChar() %u\n", mWord);
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}
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uint32_t GetChar() const { return mWord; }
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private:
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uint32_t mWord;
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};
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struct EntityNode {
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const char* mStr; // never owns buffer
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uint32_t mUnicode;
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};
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EntityNode gEntities[] = {
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{"nbsp",160},
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{"iexcl",161},
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{"cent",162},
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{"pound",163},
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{"curren",164},
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{"yen",165},
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{"brvbar",166},
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{"sect",167},
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{"uml",168},
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{"copy",169},
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{"ordf",170},
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{"laquo",171},
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{"not",172},
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{"shy",173},
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{"reg",174},
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{"macr",175}
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};
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#define ENTITY_COUNT (unsigned(sizeof(gEntities)/sizeof(EntityNode)))
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class EntityToUnicodeEntry : public PLDHashEntryHdr
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{
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public:
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typedef const char* KeyType;
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typedef const char* KeyTypePointer;
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explicit EntityToUnicodeEntry(const char* aKey) { mNode = nullptr; }
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EntityToUnicodeEntry(const EntityToUnicodeEntry& aEntry) { mNode = aEntry.mNode; }
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~EntityToUnicodeEntry() { }
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bool KeyEquals(const char* aEntity) const { return !strcmp(mNode->mStr, aEntity); }
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static const char* KeyToPointer(const char* aEntity) { return aEntity; }
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static PLDHashNumber HashKey(const char* aEntity) { return mozilla::HashString(aEntity); }
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enum { ALLOW_MEMMOVE = true };
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const EntityNode* mNode;
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};
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PLDHashOperator
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nsTEnumGo(EntityToUnicodeEntry* aEntry, void* userArg) {
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printf(" enumerated \"%s\" = %u\n",
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aEntry->mNode->mStr, aEntry->mNode->mUnicode);
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsTEnumStop(EntityToUnicodeEntry* aEntry, void* userArg) {
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printf(" enumerated \"%s\" = %u\n",
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aEntry->mNode->mStr, aEntry->mNode->mUnicode);
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return PL_DHASH_REMOVE;
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}
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void
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testTHashtable(nsTHashtable<EntityToUnicodeEntry>& hash, uint32_t numEntries) {
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printf("Filling hash with %d entries.\n", numEntries);
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uint32_t i;
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for (i = 0; i < numEntries; ++i) {
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printf(" Putting entry \"%s\"...", gEntities[i].mStr);
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EntityToUnicodeEntry* entry =
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hash.PutEntry(gEntities[i].mStr);
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if (!entry) {
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printf("FAILED\n");
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exit (2);
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}
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printf("OK...");
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if (entry->mNode) {
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printf("entry already exists!\n");
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exit (3);
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}
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printf("\n");
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entry->mNode = &gEntities[i];
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}
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printf("Testing Get:\n");
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for (i = 0; i < numEntries; ++i) {
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printf(" Getting entry \"%s\"...", gEntities[i].mStr);
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EntityToUnicodeEntry* entry =
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hash.GetEntry(gEntities[i].mStr);
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if (!entry) {
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printf("FAILED\n");
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exit (4);
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}
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printf("Found %u\n", entry->mNode->mUnicode);
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}
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printf("Testing nonexistent entries...");
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EntityToUnicodeEntry* entry =
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hash.GetEntry("xxxy");
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if (entry) {
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printf("FOUND! BAD!\n");
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exit (5);
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}
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printf("not found; good.\n");
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printf("Enumerating:\n");
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uint32_t count = hash.EnumerateEntries(nsTEnumGo, nullptr);
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if (count != numEntries) {
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printf(" Bad count!\n");
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exit (6);
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}
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}
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PLDHashOperator
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nsDEnumRead(const uint32_t& aKey, const char* aData, void* userArg) {
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printf(" enumerated %u = \"%s\"\n", aKey, aData);
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsDEnum(const uint32_t& aKey, const char*& aData, void* userArg) {
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printf(" enumerated %u = \"%s\"\n", aKey, aData);
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsCEnumRead(const nsACString& aKey, TestUniChar* aData, void* userArg) {
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printf(" enumerated \"%s\" = %c\n",
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PromiseFlatCString(aKey).get(), aData->GetChar());
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsCEnum(const nsACString& aKey, nsAutoPtr<TestUniChar>& aData, void* userArg) {
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printf(" enumerated \"%s\" = %c\n",
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PromiseFlatCString(aKey).get(), aData->GetChar());
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return PL_DHASH_NEXT;
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}
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//
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// all this nsIFoo stuff was copied wholesale from TestCOMPtr.cpp
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//
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#define NS_IFOO_IID \
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{ 0x6f7652e0, 0xee43, 0x11d1, \
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{ 0x9c, 0xc3, 0x00, 0x60, 0x08, 0x8c, 0xa6, 0xb3 } }
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class IFoo MOZ_FINAL : public nsISupports
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{
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public:
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NS_DECLARE_STATIC_IID_ACCESSOR(NS_IFOO_IID)
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IFoo();
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NS_IMETHOD_(MozExternalRefCountType) AddRef();
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NS_IMETHOD_(MozExternalRefCountType) Release();
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NS_IMETHOD QueryInterface( const nsIID&, void** );
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NS_IMETHOD SetString(const nsACString& /*in*/ aString);
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NS_IMETHOD GetString(nsACString& /*out*/ aString);
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static void print_totals();
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private:
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~IFoo();
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unsigned int refcount_;
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static unsigned int total_constructions_;
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static unsigned int total_destructions_;
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nsCString mString;
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};
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NS_DEFINE_STATIC_IID_ACCESSOR(IFoo, NS_IFOO_IID)
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unsigned int IFoo::total_constructions_;
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unsigned int IFoo::total_destructions_;
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void
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IFoo::print_totals()
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{
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printf("total constructions/destructions --> %d/%d\n",
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total_constructions_, total_destructions_);
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}
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IFoo::IFoo()
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: refcount_(0)
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{
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++total_constructions_;
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printf(" new IFoo@%p [#%d]\n",
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static_cast<void*>(this), total_constructions_);
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}
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IFoo::~IFoo()
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{
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++total_destructions_;
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printf("IFoo@%p::~IFoo() [#%d]\n",
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static_cast<void*>(this), total_destructions_);
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}
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MozExternalRefCountType
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IFoo::AddRef()
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{
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++refcount_;
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printf("IFoo@%p::AddRef(), refcount --> %d\n",
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static_cast<void*>(this), refcount_);
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return refcount_;
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}
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MozExternalRefCountType
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IFoo::Release()
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{
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int newcount = --refcount_;
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if ( newcount == 0 )
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printf(">>");
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printf("IFoo@%p::Release(), refcount --> %d\n",
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static_cast<void*>(this), refcount_);
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if ( newcount == 0 )
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{
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printf(" delete IFoo@%p\n", static_cast<void*>(this));
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printf("<<IFoo@%p::Release()\n", static_cast<void*>(this));
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delete this;
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}
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return newcount;
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}
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nsresult
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IFoo::QueryInterface( const nsIID& aIID, void** aResult )
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{
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printf("IFoo@%p::QueryInterface()\n", static_cast<void*>(this));
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nsISupports* rawPtr = 0;
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nsresult status = NS_OK;
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if ( aIID.Equals(NS_GET_IID(IFoo)) )
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rawPtr = this;
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else
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{
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nsID iid_of_ISupports = NS_ISUPPORTS_IID;
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if ( aIID.Equals(iid_of_ISupports) )
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rawPtr = static_cast<nsISupports*>(this);
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else
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status = NS_ERROR_NO_INTERFACE;
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}
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NS_IF_ADDREF(rawPtr);
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*aResult = rawPtr;
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return status;
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}
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nsresult
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IFoo::SetString(const nsACString& aString)
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{
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mString = aString;
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return NS_OK;
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}
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nsresult
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IFoo::GetString(nsACString& aString)
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{
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aString = mString;
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return NS_OK;
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}
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nsresult
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CreateIFoo( IFoo** result )
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// a typical factory function (that calls AddRef)
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{
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printf(" >>CreateIFoo() --> ");
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IFoo* foop = new IFoo();
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printf("IFoo@%p\n", static_cast<void*>(foop));
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foop->AddRef();
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*result = foop;
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printf("<<CreateIFoo()\n");
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return NS_OK;
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}
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PLDHashOperator
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nsIEnumRead(const uint32_t& aKey, IFoo* aFoo, void* userArg) {
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nsAutoCString str;
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aFoo->GetString(str);
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printf(" enumerated %u = \"%s\"\n", aKey, str.get());
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsIEnum(const uint32_t& aKey, nsCOMPtr<IFoo>& aData, void* userArg) {
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nsAutoCString str;
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aData->GetString(str);
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printf(" enumerated %u = \"%s\"\n", aKey, str.get());
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsIEnum2Read(nsISupports* aKey, uint32_t aData, void* userArg) {
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nsAutoCString str;
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nsCOMPtr<IFoo> foo = do_QueryInterface(aKey);
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foo->GetString(str);
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printf(" enumerated \"%s\" = %u\n", str.get(), aData);
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return PL_DHASH_NEXT;
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}
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PLDHashOperator
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nsIEnum2(nsISupports* aKey, uint32_t& aData, void* userArg) {
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nsAutoCString str;
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nsCOMPtr<IFoo> foo = do_QueryInterface(aKey);
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foo->GetString(str);
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printf(" enumerated \"%s\" = %u\n", str.get(), aData);
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return PL_DHASH_NEXT;
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}
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}
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using namespace TestHashtables;
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int
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main(void) {
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// check an nsTHashtable
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printf("Initializing nsTHashtable...");
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nsTHashtable<EntityToUnicodeEntry> EntityToUnicode(ENTITY_COUNT);
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printf("OK\n");
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printf("Partially filling nsTHashtable:\n");
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testTHashtable(EntityToUnicode, 5);
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printf("Enumerate-removing...\n");
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uint32_t count = EntityToUnicode.EnumerateEntries(nsTEnumStop, nullptr);
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if (count != 5) {
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printf("wrong count\n");
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exit (7);
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}
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printf("OK\n");
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printf("Check enumeration...");
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count = EntityToUnicode.EnumerateEntries(nsTEnumGo, nullptr);
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if (count) {
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printf("entries remain in table!\n");
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exit (8);
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}
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printf("OK\n");
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printf("Filling nsTHashtable:\n");
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testTHashtable(EntityToUnicode, ENTITY_COUNT);
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printf("Clearing...");
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EntityToUnicode.Clear();
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printf("OK\n");
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printf("Check enumeration...");
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count = EntityToUnicode.EnumerateEntries(nsTEnumGo, nullptr);
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if (count) {
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printf("entries remain in table!\n");
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exit (9);
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}
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printf("OK\n");
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//
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// now check a data-hashtable
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//
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printf("Initializing nsDataHashtable...");
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nsDataHashtable<nsUint32HashKey,const char*> UniToEntity(ENTITY_COUNT);
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printf("OK\n");
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printf("Filling hash with %u entries.\n", ENTITY_COUNT);
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uint32_t i;
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for (i = 0; i < ENTITY_COUNT; ++i) {
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printf(" Putting entry %u...", gEntities[i].mUnicode);
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UniToEntity.Put(gEntities[i].mUnicode, gEntities[i].mStr);
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printf("OK...\n");
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}
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printf("Testing Get:\n");
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const char* str;
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for (i = 0; i < ENTITY_COUNT; ++i) {
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printf(" Getting entry %u...", gEntities[i].mUnicode);
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if (!UniToEntity.Get(gEntities[i].mUnicode, &str)) {
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printf("FAILED\n");
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exit (12);
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}
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printf("Found %s\n", str);
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}
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printf("Testing nonexistent entries...");
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if (UniToEntity.Get(99446, &str)) {
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printf("FOUND! BAD!\n");
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exit (13);
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}
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printf("not found; good.\n");
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printf("Enumerating:\n");
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count = UniToEntity.EnumerateRead(nsDEnumRead, nullptr);
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if (count != ENTITY_COUNT) {
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printf(" Bad count!\n");
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exit (14);
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}
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printf("Clearing...");
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UniToEntity.Clear();
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printf("OK\n");
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printf("Checking count...");
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count = UniToEntity.Enumerate(nsDEnum, nullptr);
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if (count) {
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printf(" Clear did not remove all entries.\n");
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exit (15);
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}
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printf("OK\n");
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//
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// now check a class-hashtable
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//
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printf("Initializing nsClassHashtable...");
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nsClassHashtable<nsCStringHashKey,TestUniChar> EntToUniClass(ENTITY_COUNT);
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printf("OK\n");
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printf("Filling hash with %u entries.\n", ENTITY_COUNT);
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for (i = 0; i < ENTITY_COUNT; ++i) {
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printf(" Putting entry %u...", gEntities[i].mUnicode);
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TestUniChar* temp = new TestUniChar(gEntities[i].mUnicode);
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EntToUniClass.Put(nsDependentCString(gEntities[i].mStr), temp);
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printf("OK...\n");
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}
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printf("Testing Get:\n");
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TestUniChar* myChar;
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for (i = 0; i < ENTITY_COUNT; ++i) {
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printf(" Getting entry %s...", gEntities[i].mStr);
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if (!EntToUniClass.Get(nsDependentCString(gEntities[i].mStr), &myChar)) {
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printf("FAILED\n");
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exit (18);
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}
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printf("Found %c\n", myChar->GetChar());
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}
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printf("Testing nonexistent entries...");
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if (EntToUniClass.Get(NS_LITERAL_CSTRING("xxxx"), &myChar)) {
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printf("FOUND! BAD!\n");
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exit (19);
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}
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printf("not found; good.\n");
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printf("Enumerating:\n");
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count = EntToUniClass.EnumerateRead(nsCEnumRead, nullptr);
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if (count != ENTITY_COUNT) {
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printf(" Bad count!\n");
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exit (20);
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}
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printf("Clearing...\n");
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EntToUniClass.Clear();
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printf(" Clearing OK\n");
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printf("Checking count...");
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count = EntToUniClass.Enumerate(nsCEnum, nullptr);
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if (count) {
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printf(" Clear did not remove all entries.\n");
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exit (21);
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}
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printf("OK\n");
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//
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// now check a data-hashtable with an interface key
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//
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printf("Initializing nsDataHashtable with interface key...");
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nsDataHashtable<nsISupportsHashKey,uint32_t> EntToUniClass2(ENTITY_COUNT);
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printf("OK\n");
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printf("Filling hash with %u entries.\n", ENTITY_COUNT);
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nsCOMArray<IFoo> fooArray;
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for (i = 0; i < ENTITY_COUNT; ++i) {
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printf(" Putting entry %u...", gEntities[i].mUnicode);
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nsCOMPtr<IFoo> foo;
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CreateIFoo(getter_AddRefs(foo));
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foo->SetString(nsDependentCString(gEntities[i].mStr));
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fooArray.InsertObjectAt(foo, i);
|
|
|
|
EntToUniClass2.Put(foo, gEntities[i].mUnicode);
|
|
printf("OK...\n");
|
|
}
|
|
|
|
printf("Testing Get:\n");
|
|
uint32_t myChar2;
|
|
|
|
for (i = 0; i < ENTITY_COUNT; ++i) {
|
|
printf(" Getting entry %s...", gEntities[i].mStr);
|
|
|
|
if (!EntToUniClass2.Get(fooArray[i], &myChar2)) {
|
|
printf("FAILED\n");
|
|
exit (24);
|
|
}
|
|
|
|
printf("Found %c\n", myChar2);
|
|
}
|
|
|
|
printf("Testing nonexistent entries...");
|
|
if (EntToUniClass2.Get((nsISupports*) 0x55443316, &myChar2)) {
|
|
printf("FOUND! BAD!\n");
|
|
exit (25);
|
|
}
|
|
|
|
printf("not found; good.\n");
|
|
|
|
printf("Enumerating:\n");
|
|
|
|
count = EntToUniClass2.EnumerateRead(nsIEnum2Read, nullptr);
|
|
if (count != ENTITY_COUNT) {
|
|
printf(" Bad count!\n");
|
|
exit (26);
|
|
}
|
|
|
|
printf("Clearing...\n");
|
|
EntToUniClass2.Clear();
|
|
printf(" Clearing OK\n");
|
|
|
|
printf("Checking count...");
|
|
count = EntToUniClass2.Enumerate(nsIEnum2, nullptr);
|
|
if (count) {
|
|
printf(" Clear did not remove all entries.\n");
|
|
exit (27);
|
|
}
|
|
|
|
printf("OK\n");
|
|
|
|
//
|
|
// now check an interface-hashtable with an uint32_t key
|
|
//
|
|
|
|
printf("Initializing nsInterfaceHashtable...");
|
|
nsInterfaceHashtable<nsUint32HashKey,IFoo> UniToEntClass2(ENTITY_COUNT);
|
|
printf("OK\n");
|
|
|
|
printf("Filling hash with %u entries.\n", ENTITY_COUNT);
|
|
|
|
for (i = 0; i < ENTITY_COUNT; ++i) {
|
|
printf(" Putting entry %u...", gEntities[i].mUnicode);
|
|
nsCOMPtr<IFoo> foo;
|
|
CreateIFoo(getter_AddRefs(foo));
|
|
foo->SetString(nsDependentCString(gEntities[i].mStr));
|
|
|
|
UniToEntClass2.Put(gEntities[i].mUnicode, foo);
|
|
printf("OK...\n");
|
|
}
|
|
|
|
printf("Testing Get:\n");
|
|
|
|
for (i = 0; i < ENTITY_COUNT; ++i) {
|
|
printf(" Getting entry %s...", gEntities[i].mStr);
|
|
|
|
nsCOMPtr<IFoo> myEnt;
|
|
if (!UniToEntClass2.Get(gEntities[i].mUnicode, getter_AddRefs(myEnt))) {
|
|
printf("FAILED\n");
|
|
exit (30);
|
|
}
|
|
|
|
nsAutoCString str;
|
|
myEnt->GetString(str);
|
|
printf("Found %s\n", str.get());
|
|
}
|
|
|
|
printf("Testing nonexistent entries...");
|
|
nsCOMPtr<IFoo> myEnt;
|
|
if (UniToEntClass2.Get(9462, getter_AddRefs(myEnt))) {
|
|
printf("FOUND! BAD!\n");
|
|
exit (31);
|
|
}
|
|
|
|
printf("not found; good.\n");
|
|
|
|
printf("Enumerating:\n");
|
|
|
|
count = UniToEntClass2.EnumerateRead(nsIEnumRead, nullptr);
|
|
if (count != ENTITY_COUNT) {
|
|
printf(" Bad count!\n");
|
|
exit (32);
|
|
}
|
|
|
|
printf("Clearing...\n");
|
|
UniToEntClass2.Clear();
|
|
printf(" Clearing OK\n");
|
|
|
|
printf("Checking count...");
|
|
count = UniToEntClass2.Enumerate(nsIEnum, nullptr);
|
|
if (count) {
|
|
printf(" Clear did not remove all entries.\n");
|
|
exit (33);
|
|
}
|
|
|
|
printf("OK\n");
|
|
|
|
return 0;
|
|
}
|