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dmlf45796e2015-03-11 11:12:54 -07001/*
2 * Copyright 2015 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
msarett7f7ec202016-03-01 12:12:27 -08008#include "CodecPriv.h"
dmlf45796e2015-03-11 11:12:54 -07009#include "SkBitmap.h"
dmlf45796e2015-03-11 11:12:54 -070010#include "Test.h"
11
12// A valid 1x1 indexed PNG.
13unsigned char gPngData[] = {
14 0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a, 0x00, 0x00, 0x00, 0x0d,
15 0x49, 0x48, 0x44, 0x52, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01,
16 0x08, 0x03, 0x00, 0x00, 0x00, 0x28, 0xcb, 0x34, 0xbb, 0x00, 0x00, 0x00,
17 0x09, 0x70, 0x48, 0x59, 0x73, 0x00, 0x00, 0x00, 0x1c, 0x00, 0x00, 0x00,
18 0x1c, 0x00, 0x0f, 0x01, 0xb9, 0x8f, 0x00, 0x00, 0x00, 0x06, 0x50, 0x4c,
19 0x54, 0x45, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0xd2, 0x87, 0xef, 0x71,
20 0x00, 0x00, 0x00, 0x13, 0x49, 0x44, 0x41, 0x54, 0x78, 0xda, 0xed, 0xfd,
21 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0xf8, 0xaf, 0x16, 0x46, 0x00,
22 0x02, 0x00, 0x01, 0x32, 0x60, 0xf7, 0x0c, 0x00, 0x00, 0x00, 0x00, 0x49,
23 0x45, 0x4e, 0x44, 0xae, 0x42, 0x60, 0x82
24};
25
26// Attempt to decode an invalid PNG that has a palette. Mostly we're looking to
27// make sure we don't leak memory since libpng uses setjmp for error handling so
28// it's very easy to accidentally skip destructors when a failure happens.
scroggodd8c6372015-03-11 13:58:17 -070029// As a result, we do not have any REPORTER_ASSERT statements
dmlf45796e2015-03-11 11:12:54 -070030DEF_TEST(InvalidIndexedPng, reporter) {
scroggodd8c6372015-03-11 13:58:17 -070031 SkBitmap image;
scroggodd8c6372015-03-11 13:58:17 -070032 // Make our PNG invalid by changing a byte.
33 gPngData[sizeof(gPngData) - 1] = 1;
dmlf45796e2015-03-11 11:12:54 -070034
msarett7f7ec202016-03-01 12:12:27 -080035 decode_memory(gPngData, sizeof(gPngData), &image);
scroggodd8c6372015-03-11 13:58:17 -070036}