85 lines
2.0 KiB
C++
85 lines
2.0 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 "gtest/gtest.h"
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#include "Common.h"
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#include "imgLoader.h"
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#include "nsMimeTypes.h"
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#include "nsString.h"
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using namespace mozilla;
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using namespace mozilla::image;
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static void
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CheckMimeType(const char* aContents, size_t aLength, const char* aExpected)
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{
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nsAutoCString detected;
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nsresult rv = imgLoader::GetMimeTypeFromContent(aContents, aLength, detected);
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if (aExpected) {
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ASSERT_TRUE(NS_SUCCEEDED(rv));
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EXPECT_TRUE(detected.EqualsASCII(aExpected));
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} else {
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ASSERT_TRUE(NS_FAILED(rv));
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EXPECT_TRUE(detected.IsEmpty());
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}
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}
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class ImageLoader : public ::testing::Test
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{
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protected:
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AutoInitializeImageLib mInit;
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};
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TEST_F(ImageLoader, DetectGIF)
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{
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const char buffer[] = "GIF87a";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_GIF);
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}
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TEST_F(ImageLoader, DetectPNG)
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{
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const char buffer[] = "\x89\x50\x4E\x47\x0D\x0A\x1A\x0A";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_PNG);
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}
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TEST_F(ImageLoader, DetectJPEG)
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{
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const char buffer[] = "\xFF\xD8\xFF";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_JPEG);
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}
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TEST_F(ImageLoader, DetectART)
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{
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const char buffer[] = "\x4A\x47\xFF\xFF\x00";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_ART);
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}
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TEST_F(ImageLoader, DetectBMP)
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{
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const char buffer[] = "BM";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_BMP);
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}
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TEST_F(ImageLoader, DetectICO)
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{
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const char buffer[] = "\x00\x00\x01\x00";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_ICO);
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}
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TEST_F(ImageLoader, DetectWebP)
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{
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const char buffer[] = "RIFF\xFF\xFF\xFF\xFFWEBPVP8L";
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CheckMimeType(buffer, sizeof(buffer), IMAGE_WEBP);
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}
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TEST_F(ImageLoader, DetectNone)
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{
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const char buffer[] = "abcdefghijklmnop";
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CheckMimeType(buffer, sizeof(buffer), nullptr);
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}
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