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# ignore-this-changeset Depends on D28954 Differential Revision: https://phabricator.services.mozilla.com/D28956 --HG-- extra : moz-landing-system : lando
153 lines
4.1 KiB
C++
153 lines
4.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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 <stdio.h>
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#include "gtest/gtest.h"
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#include "gfxASurface.h"
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#include "gfxImageSurface.h"
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#include "cairo.h"
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static int GetASurfaceRefCount(gfxASurface* s) {
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NS_ADDREF(s);
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return s->Release();
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}
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static int CheckInt(int value, int expected) {
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if (value != expected) {
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fprintf(stderr, "Expected %d got %d\n", expected, value);
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return 1;
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}
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return 0;
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}
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static int CheckPointer(void* value, void* expected) {
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if (value != expected) {
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fprintf(stderr, "Expected %p got %p\n", expected, value);
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return 1;
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}
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return 0;
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}
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static cairo_user_data_key_t destruction_key;
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static void SurfaceDestroyNotifier(void* data) { *(int*)data = 1; }
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static int TestNewSurface() {
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int failures = 0;
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int destroyed = 0;
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RefPtr<gfxASurface> s = new gfxImageSurface(mozilla::gfx::IntSize(10, 10),
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SurfaceFormat::A8R8G8B8_UINT32);
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cairo_surface_t* cs = s->CairoSurface();
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cairo_surface_set_user_data(cs, &destruction_key, &destroyed,
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SurfaceDestroyNotifier);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 1);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 1);
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failures += CheckInt(destroyed, 0);
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cairo_surface_reference(cs);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 2);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 2);
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failures += CheckInt(destroyed, 0);
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gfxASurface* savedWrapper = s.get();
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s = nullptr;
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failures += CheckInt(cairo_surface_get_reference_count(cs), 1);
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failures += CheckInt(destroyed, 0);
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s = gfxASurface::Wrap(cs);
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failures += CheckPointer(s.get(), savedWrapper);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 2);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 2);
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failures += CheckInt(destroyed, 0);
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cairo_surface_destroy(cs);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 1);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 1);
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failures += CheckInt(destroyed, 0);
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s = nullptr;
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failures += CheckInt(destroyed, 1);
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return failures;
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}
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static int TestExistingSurface() {
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int failures = 0;
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int destroyed = 0;
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cairo_surface_t* cs = cairo_image_surface_create(CAIRO_FORMAT_ARGB32, 10, 10);
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cairo_surface_set_user_data(cs, &destruction_key, &destroyed,
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SurfaceDestroyNotifier);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 1);
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failures += CheckInt(destroyed, 0);
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RefPtr<gfxASurface> s = gfxASurface::Wrap(cs);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 2);
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cairo_surface_reference(cs);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 3);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 3);
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failures += CheckInt(destroyed, 0);
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gfxASurface* savedWrapper = s.get();
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s = nullptr;
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failures += CheckInt(cairo_surface_get_reference_count(cs), 2);
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failures += CheckInt(destroyed, 0);
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s = gfxASurface::Wrap(cs);
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failures += CheckPointer(s.get(), savedWrapper);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 3);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 3);
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failures += CheckInt(destroyed, 0);
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cairo_surface_destroy(cs);
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failures += CheckInt(GetASurfaceRefCount(s.get()), 2);
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failures += CheckInt(cairo_surface_get_reference_count(cs), 2);
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failures += CheckInt(destroyed, 0);
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s = nullptr;
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failures += CheckInt(cairo_surface_get_reference_count(cs), 1);
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failures += CheckInt(destroyed, 0);
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cairo_surface_destroy(cs);
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failures += CheckInt(destroyed, 1);
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return failures;
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}
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TEST(Gfx, SurfaceRefCount)
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{
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int fail;
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fail = TestNewSurface();
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EXPECT_TRUE(fail == 0) << "TestNewSurface: " << fail << " failures";
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fail = TestExistingSurface();
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EXPECT_TRUE(fail == 0) << "TestExistingSurface: " << fail << " failures";
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}
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