tests/SerializationTest.cpp - platform/external/skqp - Gitiles

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */

 #include "SkBitmapDevice.h"
 #include "SkBitmapSource.h"
 #include "SkCanvas.h"
 #include "SkMallocPixelRef.h"
 #include "SkWriteBuffer.h"
 #include "SkValidatingReadBuffer.h"
 #include "SkXfermodeImageFilter.h"
 #include "Test.h"

 static const uint32_t kArraySize = 64;

 template<typename T>
 static void TestAlignment(T* testObj, skiatest::Reporter* reporter) {
     // Test memory read/write functions directly
     unsigned char dataWritten[1024];
     size_t bytesWrittenToMemory = testObj->writeToMemory(dataWritten);
     REPORTER_ASSERT(reporter, SkAlign4(bytesWrittenToMemory) == bytesWrittenToMemory);
     size_t bytesReadFromMemory = testObj->readFromMemory(dataWritten, bytesWrittenToMemory);
     REPORTER_ASSERT(reporter, SkAlign4(bytesReadFromMemory) == bytesReadFromMemory);
 }

 template<typename T> struct SerializationUtils {
     // Generic case for flattenables
     static void Write(SkWriteBuffer& writer, const T* flattenable) {
         writer.writeFlattenable(flattenable);
     }
     static void Read(SkValidatingReadBuffer& reader, T** flattenable) {
         *flattenable = (T*)reader.readFlattenable(T::GetFlattenableType());
     }
 };

 template<> struct SerializationUtils<SkMatrix> {
     static void Write(SkWriteBuffer& writer, const SkMatrix* matrix) {
         writer.writeMatrix(*matrix);
     }
     static void Read(SkValidatingReadBuffer& reader, SkMatrix* matrix) {
         reader.readMatrix(matrix);
     }
 };

 template<> struct SerializationUtils<SkPath> {
     static void Write(SkWriteBuffer& writer, const SkPath* path) {
         writer.writePath(*path);
     }
     static void Read(SkValidatingReadBuffer& reader, SkPath* path) {
         reader.readPath(path);
     }
 };

 template<> struct SerializationUtils<SkRegion> {
     static void Write(SkWriteBuffer& writer, const SkRegion* region) {
         writer.writeRegion(*region);
     }
     static void Read(SkValidatingReadBuffer& reader, SkRegion* region) {
         reader.readRegion(region);
     }
 };

 template<> struct SerializationUtils<unsigned char> {
     static void Write(SkWriteBuffer& writer, unsigned char* data, uint32_t arraySize) {
         writer.writeByteArray(data, arraySize);
     }
     static bool Read(SkValidatingReadBuffer& reader, unsigned char* data, uint32_t arraySize) {
         return reader.readByteArray(data, arraySize);
     }
 };

 template<> struct SerializationUtils<SkColor> {
     static void Write(SkWriteBuffer& writer, SkColor* data, uint32_t arraySize) {
         writer.writeColorArray(data, arraySize);
     }
     static bool Read(SkValidatingReadBuffer& reader, SkColor* data, uint32_t arraySize) {
         return reader.readColorArray(data, arraySize);
     }
 };

 template<> struct SerializationUtils<int32_t> {
     static void Write(SkWriteBuffer& writer, int32_t* data, uint32_t arraySize) {
         writer.writeIntArray(data, arraySize);
     }
     static bool Read(SkValidatingReadBuffer& reader, int32_t* data, uint32_t arraySize) {
         return reader.readIntArray(data, arraySize);
     }
 };

 template<> struct SerializationUtils<SkPoint> {
     static void Write(SkWriteBuffer& writer, SkPoint* data, uint32_t arraySize) {
         writer.writePointArray(data, arraySize);
     }
     static bool Read(SkValidatingReadBuffer& reader, SkPoint* data, uint32_t arraySize) {
         return reader.readPointArray(data, arraySize);
     }
 };

 template<> struct SerializationUtils<SkScalar> {
     static void Write(SkWriteBuffer& writer, SkScalar* data, uint32_t arraySize) {
         writer.writeScalarArray(data, arraySize);
     }
     static bool Read(SkValidatingReadBuffer& reader, SkScalar* data, uint32_t arraySize) {
         return reader.readScalarArray(data, arraySize);
     }
 };

 template<typename T>
 static void TestObjectSerialization(T* testObj, skiatest::Reporter* reporter) {
     SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
     SerializationUtils<T>::Write(writer, testObj);
     size_t bytesWritten = writer.bytesWritten();
     REPORTER_ASSERT(reporter, SkAlign4(bytesWritten) == bytesWritten);

     unsigned char dataWritten[1024];
     writer.writeToMemory(dataWritten);

     // Make sure this fails when it should (test with smaller size, but still multiple of 4)
     SkValidatingReadBuffer buffer(dataWritten, bytesWritten - 4);
     T obj;
     SerializationUtils<T>::Read(buffer, &obj);
     REPORTER_ASSERT(reporter, !buffer.isValid());

     // Make sure this succeeds when it should
     SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
     const unsigned char* peekBefore = static_cast<const unsigned char*>(buffer2.skip(0));
     T obj2;
     SerializationUtils<T>::Read(buffer2, &obj2);
     const unsigned char* peekAfter = static_cast<const unsigned char*>(buffer2.skip(0));
     // This should have succeeded, since there are enough bytes to read this
     REPORTER_ASSERT(reporter, buffer2.isValid());
     REPORTER_ASSERT(reporter, static_cast<size_t>(peekAfter - peekBefore) == bytesWritten);

     TestAlignment(testObj, reporter);
 }

 template<typename T>
 static T* TestFlattenableSerialization(T* testObj, bool shouldSucceed,
                                        skiatest::Reporter* reporter) {
     SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
     SerializationUtils<T>::Write(writer, testObj);
     size_t bytesWritten = writer.bytesWritten();
     REPORTER_ASSERT(reporter, SkAlign4(bytesWritten) == bytesWritten);

     unsigned char dataWritten[1024];
     SkASSERT(bytesWritten <= sizeof(dataWritten));
     writer.writeToMemory(dataWritten);

     // Make sure this fails when it should (test with smaller size, but still multiple of 4)
     SkValidatingReadBuffer buffer(dataWritten, bytesWritten - 4);
     T* obj = NULL;
     SerializationUtils<T>::Read(buffer, &obj);
     REPORTER_ASSERT(reporter, !buffer.isValid());
     REPORTER_ASSERT(reporter, NULL == obj);

     // Make sure this succeeds when it should
     SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
     const unsigned char* peekBefore = static_cast<const unsigned char*>(buffer2.skip(0));
     T* obj2 = NULL;
     SerializationUtils<T>::Read(buffer2, &obj2);
     const unsigned char* peekAfter = static_cast<const unsigned char*>(buffer2.skip(0));
     if (shouldSucceed) {
         // This should have succeeded, since there are enough bytes to read this
         REPORTER_ASSERT(reporter, buffer2.isValid());
         REPORTER_ASSERT(reporter, static_cast<size_t>(peekAfter - peekBefore) == bytesWritten);
         REPORTER_ASSERT(reporter, NULL != obj2);
     } else {
         // If the deserialization was supposed to fail, make sure it did
         REPORTER_ASSERT(reporter, !buffer.isValid());
         REPORTER_ASSERT(reporter, NULL == obj2);
     }

     return obj2; // Return object to perform further validity tests on it
 }

 template<typename T>
 static void TestArraySerialization(T* data, skiatest::Reporter* reporter) {
     SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
     SerializationUtils<T>::Write(writer, data, kArraySize);
     size_t bytesWritten = writer.bytesWritten();
     // This should write the length (in 4 bytes) and the array
     REPORTER_ASSERT(reporter, (4 + kArraySize * sizeof(T)) == bytesWritten);

     unsigned char dataWritten[1024];
     writer.writeToMemory(dataWritten);

     // Make sure this fails when it should
     SkValidatingReadBuffer buffer(dataWritten, bytesWritten);
     T dataRead[kArraySize];
     bool success = SerializationUtils<T>::Read(buffer, dataRead, kArraySize / 2);
     // This should have failed, since the provided size was too small
     REPORTER_ASSERT(reporter, !success);

     // Make sure this succeeds when it should
     SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
     success = SerializationUtils<T>::Read(buffer2, dataRead, kArraySize);
     // This should have succeeded, since there are enough bytes to read this
     REPORTER_ASSERT(reporter, success);
 }

 static void TestBitmapSerialization(const SkBitmap& validBitmap,
                                     const SkBitmap& invalidBitmap,
                                     bool shouldSucceed,
                                     skiatest::Reporter* reporter) {
     SkAutoTUnref<SkBitmapSource> validBitmapSource(SkBitmapSource::Create(validBitmap));
     SkAutoTUnref<SkBitmapSource> invalidBitmapSource(SkBitmapSource::Create(invalidBitmap));
     SkAutoTUnref<SkXfermode> mode(SkXfermode::Create(SkXfermode::kSrcOver_Mode));
     SkAutoTUnref<SkXfermodeImageFilter> xfermodeImageFilter(
         SkXfermodeImageFilter::Create(mode, invalidBitmapSource, validBitmapSource));

     SkAutoTUnref<SkImageFilter> deserializedFilter(
         TestFlattenableSerialization<SkImageFilter>(
             xfermodeImageFilter, shouldSucceed, reporter));

     // Try to render a small bitmap using the invalid deserialized filter
     // to make sure we don't crash while trying to render it
     if (shouldSucceed) {
         SkBitmap bitmap;
         bitmap.allocN32Pixels(24, 24);
         SkCanvas canvas(bitmap);
         canvas.clear(0x00000000);
         SkPaint paint;
         paint.setImageFilter(deserializedFilter);
         canvas.clipRect(SkRect::MakeXYWH(0, 0, SkIntToScalar(24), SkIntToScalar(24)));
         canvas.drawBitmap(bitmap, 0, 0, &paint);
     }
 }

 DEF_TEST(Serialization, reporter) {
     // Test matrix serialization
     {
         SkMatrix matrix = SkMatrix::I();
         TestObjectSerialization(&matrix, reporter);
      }

     // Test path serialization
     {
         SkPath path;
         TestObjectSerialization(&path, reporter);
     }

     // Test region serialization
     {
         SkRegion region;
         TestObjectSerialization(&region, reporter);
     }

     // Test rrect serialization
     {
         // SkRRect does not initialize anything.
         // An uninitialized SkRRect can be serialized,
         // but will branch on uninitialized data when deserialized.
         SkRRect rrect;
         SkRect rect = SkRect::MakeXYWH(1, 2, 20, 30);
         SkVector corners[4] = { {1, 2}, {2, 3}, {3,4}, {4,5} };
         rrect.setRectRadii(rect, corners);
         TestAlignment(&rrect, reporter);
     }

     // Test readByteArray
     {
         unsigned char data[kArraySize] = { 1, 2, 3 };
         TestArraySerialization(data, reporter);
     }

     // Test readColorArray
     {
         SkColor data[kArraySize] = { SK_ColorBLACK, SK_ColorWHITE, SK_ColorRED };
         TestArraySerialization(data, reporter);
     }

     // Test readIntArray
     {
         int32_t data[kArraySize] = { 1, 2, 4, 8 };
         TestArraySerialization(data, reporter);
     }

     // Test readPointArray
     {
         SkPoint data[kArraySize] = { {6, 7}, {42, 128} };
         TestArraySerialization(data, reporter);
     }

     // Test readScalarArray
     {
         SkScalar data[kArraySize] = { SK_Scalar1, SK_ScalarHalf, SK_ScalarMax };
         TestArraySerialization(data, reporter);
     }

     // Test invalid deserializations
     {
         SkImageInfo info = SkImageInfo::MakeN32Premul(256, 256);

         SkBitmap validBitmap;
         validBitmap.setConfig(info);

         // Create a bitmap with a really large height
         info.fHeight = 1000000000;
         SkBitmap invalidBitmap;
         invalidBitmap.setConfig(info);

         // The deserialization should succeed, and the rendering shouldn't crash,
         // even when the device fails to initialize, due to its size
         TestBitmapSerialization(validBitmap, invalidBitmap, true, reporter);
     }
 }
	/*
	* Copyright 2013 Google Inc.
	*
	* Use of this source code is governed by a BSD-style license that can be
	* found in the LICENSE file.
	*/

	#include "SkBitmapDevice.h"
	#include "SkBitmapSource.h"
	#include "SkCanvas.h"
	#include "SkMallocPixelRef.h"
	#include "SkWriteBuffer.h"
	#include "SkValidatingReadBuffer.h"
	#include "SkXfermodeImageFilter.h"
	#include "Test.h"

	static const uint32_t kArraySize = 64;

	template<typename T>
	static void TestAlignment(T* testObj, skiatest::Reporter* reporter) {
	// Test memory read/write functions directly
	unsigned char dataWritten[1024];
	size_t bytesWrittenToMemory = testObj->writeToMemory(dataWritten);
	REPORTER_ASSERT(reporter, SkAlign4(bytesWrittenToMemory) == bytesWrittenToMemory);
	size_t bytesReadFromMemory = testObj->readFromMemory(dataWritten, bytesWrittenToMemory);
	REPORTER_ASSERT(reporter, SkAlign4(bytesReadFromMemory) == bytesReadFromMemory);
	}

	template<typename T> struct SerializationUtils {
	// Generic case for flattenables
	static void Write(SkWriteBuffer& writer, const T* flattenable) {
	writer.writeFlattenable(flattenable);
	}
	static void Read(SkValidatingReadBuffer& reader, T** flattenable) {
	flattenable = (T)reader.readFlattenable(T::GetFlattenableType());
	}
	};

	template<> struct SerializationUtils<SkMatrix> {
	static void Write(SkWriteBuffer& writer, const SkMatrix* matrix) {
	writer.writeMatrix(*matrix);
	}
	static void Read(SkValidatingReadBuffer& reader, SkMatrix* matrix) {
	reader.readMatrix(matrix);
	}
	};

	template<> struct SerializationUtils<SkPath> {
	static void Write(SkWriteBuffer& writer, const SkPath* path) {
	writer.writePath(*path);
	}
	static void Read(SkValidatingReadBuffer& reader, SkPath* path) {
	reader.readPath(path);
	}
	};

	template<> struct SerializationUtils<SkRegion> {
	static void Write(SkWriteBuffer& writer, const SkRegion* region) {
	writer.writeRegion(*region);
	}
	static void Read(SkValidatingReadBuffer& reader, SkRegion* region) {
	reader.readRegion(region);
	}
	};

	template<> struct SerializationUtils<unsigned char> {
	static void Write(SkWriteBuffer& writer, unsigned char* data, uint32_t arraySize) {
	writer.writeByteArray(data, arraySize);
	}
	static bool Read(SkValidatingReadBuffer& reader, unsigned char* data, uint32_t arraySize) {
	return reader.readByteArray(data, arraySize);
	}
	};

	template<> struct SerializationUtils<SkColor> {
	static void Write(SkWriteBuffer& writer, SkColor* data, uint32_t arraySize) {
	writer.writeColorArray(data, arraySize);
	}
	static bool Read(SkValidatingReadBuffer& reader, SkColor* data, uint32_t arraySize) {
	return reader.readColorArray(data, arraySize);
	}
	};

	template<> struct SerializationUtils<int32_t> {
	static void Write(SkWriteBuffer& writer, int32_t* data, uint32_t arraySize) {
	writer.writeIntArray(data, arraySize);
	}
	static bool Read(SkValidatingReadBuffer& reader, int32_t* data, uint32_t arraySize) {
	return reader.readIntArray(data, arraySize);
	}
	};

	template<> struct SerializationUtils<SkPoint> {
	static void Write(SkWriteBuffer& writer, SkPoint* data, uint32_t arraySize) {
	writer.writePointArray(data, arraySize);
	}
	static bool Read(SkValidatingReadBuffer& reader, SkPoint* data, uint32_t arraySize) {
	return reader.readPointArray(data, arraySize);
	}
	};

	template<> struct SerializationUtils<SkScalar> {
	static void Write(SkWriteBuffer& writer, SkScalar* data, uint32_t arraySize) {
	writer.writeScalarArray(data, arraySize);
	}
	static bool Read(SkValidatingReadBuffer& reader, SkScalar* data, uint32_t arraySize) {
	return reader.readScalarArray(data, arraySize);
	}
	};

	template<typename T>
	static void TestObjectSerialization(T* testObj, skiatest::Reporter* reporter) {
	SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
	SerializationUtils<T>::Write(writer, testObj);
	size_t bytesWritten = writer.bytesWritten();
	REPORTER_ASSERT(reporter, SkAlign4(bytesWritten) == bytesWritten);

	unsigned char dataWritten[1024];
	writer.writeToMemory(dataWritten);

	// Make sure this fails when it should (test with smaller size, but still multiple of 4)
	SkValidatingReadBuffer buffer(dataWritten, bytesWritten - 4);
	T obj;
	SerializationUtils<T>::Read(buffer, &obj);
	REPORTER_ASSERT(reporter, !buffer.isValid());

	// Make sure this succeeds when it should
	SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
	const unsigned char* peekBefore = static_cast<const unsigned char*>(buffer2.skip(0));
	T obj2;
	SerializationUtils<T>::Read(buffer2, &obj2);
	const unsigned char* peekAfter = static_cast<const unsigned char*>(buffer2.skip(0));
	// This should have succeeded, since there are enough bytes to read this
	REPORTER_ASSERT(reporter, buffer2.isValid());
	REPORTER_ASSERT(reporter, static_cast<size_t>(peekAfter - peekBefore) == bytesWritten);

	TestAlignment(testObj, reporter);
	}

	template<typename T>
	static T* TestFlattenableSerialization(T* testObj, bool shouldSucceed,
	skiatest::Reporter* reporter) {
	SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
	SerializationUtils<T>::Write(writer, testObj);
	size_t bytesWritten = writer.bytesWritten();
	REPORTER_ASSERT(reporter, SkAlign4(bytesWritten) == bytesWritten);

	unsigned char dataWritten[1024];
	SkASSERT(bytesWritten <= sizeof(dataWritten));
	writer.writeToMemory(dataWritten);

	// Make sure this fails when it should (test with smaller size, but still multiple of 4)
	SkValidatingReadBuffer buffer(dataWritten, bytesWritten - 4);
	T* obj = NULL;
	SerializationUtils<T>::Read(buffer, &obj);
	REPORTER_ASSERT(reporter, !buffer.isValid());
	REPORTER_ASSERT(reporter, NULL == obj);

	// Make sure this succeeds when it should
	SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
	const unsigned char* peekBefore = static_cast<const unsigned char*>(buffer2.skip(0));
	T* obj2 = NULL;
	SerializationUtils<T>::Read(buffer2, &obj2);
	const unsigned char* peekAfter = static_cast<const unsigned char*>(buffer2.skip(0));
	if (shouldSucceed) {
	// This should have succeeded, since there are enough bytes to read this
	REPORTER_ASSERT(reporter, buffer2.isValid());
	REPORTER_ASSERT(reporter, static_cast<size_t>(peekAfter - peekBefore) == bytesWritten);
	REPORTER_ASSERT(reporter, NULL != obj2);
	} else {
	// If the deserialization was supposed to fail, make sure it did
	REPORTER_ASSERT(reporter, !buffer.isValid());
	REPORTER_ASSERT(reporter, NULL == obj2);
	}

	return obj2; // Return object to perform further validity tests on it
	}

	template<typename T>
	static void TestArraySerialization(T* data, skiatest::Reporter* reporter) {
	SkWriteBuffer writer(SkWriteBuffer::kValidation_Flag);
	SerializationUtils<T>::Write(writer, data, kArraySize);
	size_t bytesWritten = writer.bytesWritten();
	// This should write the length (in 4 bytes) and the array
	REPORTER_ASSERT(reporter, (4 + kArraySize * sizeof(T)) == bytesWritten);

	unsigned char dataWritten[1024];
	writer.writeToMemory(dataWritten);

	// Make sure this fails when it should
	SkValidatingReadBuffer buffer(dataWritten, bytesWritten);
	T dataRead[kArraySize];
	bool success = SerializationUtils<T>::Read(buffer, dataRead, kArraySize / 2);
	// This should have failed, since the provided size was too small
	REPORTER_ASSERT(reporter, !success);

	// Make sure this succeeds when it should
	SkValidatingReadBuffer buffer2(dataWritten, bytesWritten);
	success = SerializationUtils<T>::Read(buffer2, dataRead, kArraySize);
	// This should have succeeded, since there are enough bytes to read this
	REPORTER_ASSERT(reporter, success);
	}

	static void TestBitmapSerialization(const SkBitmap& validBitmap,
	const SkBitmap& invalidBitmap,
	bool shouldSucceed,
	skiatest::Reporter* reporter) {
	SkAutoTUnref<SkBitmapSource> validBitmapSource(SkBitmapSource::Create(validBitmap));
	SkAutoTUnref<SkBitmapSource> invalidBitmapSource(SkBitmapSource::Create(invalidBitmap));
	SkAutoTUnref<SkXfermode> mode(SkXfermode::Create(SkXfermode::kSrcOver_Mode));
	SkAutoTUnref<SkXfermodeImageFilter> xfermodeImageFilter(
	SkXfermodeImageFilter::Create(mode, invalidBitmapSource, validBitmapSource));

	SkAutoTUnref<SkImageFilter> deserializedFilter(
	TestFlattenableSerialization<SkImageFilter>(
	xfermodeImageFilter, shouldSucceed, reporter));

	// Try to render a small bitmap using the invalid deserialized filter
	// to make sure we don't crash while trying to render it
	if (shouldSucceed) {
	SkBitmap bitmap;
	bitmap.allocN32Pixels(24, 24);
	SkCanvas canvas(bitmap);
	canvas.clear(0x00000000);
	SkPaint paint;
	paint.setImageFilter(deserializedFilter);
	canvas.clipRect(SkRect::MakeXYWH(0, 0, SkIntToScalar(24), SkIntToScalar(24)));
	canvas.drawBitmap(bitmap, 0, 0, &paint);
	}
	}

	DEF_TEST(Serialization, reporter) {
	// Test matrix serialization
	{
	SkMatrix matrix = SkMatrix::I();
	TestObjectSerialization(&matrix, reporter);
	}

	// Test path serialization
	{
	SkPath path;
	TestObjectSerialization(&path, reporter);
	}

	// Test region serialization
	{
	SkRegion region;
	TestObjectSerialization(&region, reporter);
	}

	// Test rrect serialization
	{
	// SkRRect does not initialize anything.
	// An uninitialized SkRRect can be serialized,
	// but will branch on uninitialized data when deserialized.
	SkRRect rrect;
	SkRect rect = SkRect::MakeXYWH(1, 2, 20, 30);
	SkVector corners[4] = { {1, 2}, {2, 3}, {3,4}, {4,5} };
	rrect.setRectRadii(rect, corners);
	TestAlignment(&rrect, reporter);
	}

	// Test readByteArray
	{
	unsigned char data[kArraySize] = { 1, 2, 3 };
	TestArraySerialization(data, reporter);
	}

	// Test readColorArray
	{
	SkColor data[kArraySize] = { SK_ColorBLACK, SK_ColorWHITE, SK_ColorRED };
	TestArraySerialization(data, reporter);
	}

	// Test readIntArray
	{
	int32_t data[kArraySize] = { 1, 2, 4, 8 };
	TestArraySerialization(data, reporter);
	}

	// Test readPointArray
	{
	SkPoint data[kArraySize] = { {6, 7}, {42, 128} };
	TestArraySerialization(data, reporter);
	}

	// Test readScalarArray
	{
	SkScalar data[kArraySize] = { SK_Scalar1, SK_ScalarHalf, SK_ScalarMax };
	TestArraySerialization(data, reporter);
	}

	// Test invalid deserializations
	{
	SkImageInfo info = SkImageInfo::MakeN32Premul(256, 256);

	SkBitmap validBitmap;
	validBitmap.setConfig(info);

	// Create a bitmap with a really large height
	info.fHeight = 1000000000;
	SkBitmap invalidBitmap;
	invalidBitmap.setConfig(info);

	// The deserialization should succeed, and the rendering shouldn't crash,
	// even when the device fails to initialize, due to its size
	TestBitmapSerialization(validBitmap, invalidBitmap, true, reporter);
	}
	}