| /* test_libFLAC - Unit tester for libFLAC |
| * Copyright (C) 2014-2016 Xiph.Org Foundation |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "share/compat.h" |
| #include "FLAC/assert.h" |
| #include "share/endswap.h" |
| #include "private/md5.h" |
| #include "endswap.h" |
| |
| |
| FLAC__bool test_endswap(void) |
| { |
| int16_t i16 = 0x1234; |
| uint16_t u16 = 0xabcd; |
| int32_t i32 = 0x12345678; |
| uint32_t u32 = 0xabcdef01; |
| |
| union { |
| uint8_t bytes[4]; |
| uint16_t u16; |
| uint32_t u32; |
| } data; |
| |
| printf("\n+++ libFLAC unit test: endswap (%s endian host)\n\n", CPU_IS_LITTLE_ENDIAN ? "little" : "big"); |
| |
| printf("testing ENDSWAP_16 on int16_t ... "); |
| if (((int16_t) ENDSWAP_16(i16)) == i16) { |
| printf("\nFAILED, ENDSWAP_16(0x%04x) -> 0x%04x == 0x%04x\n", i16, ENDSWAP_16(i16), i16); |
| return false; |
| } |
| if (((int16_t) ENDSWAP_16(ENDSWAP_16(i16))) != i16) { |
| printf("\nFAILED, ENDSWAP_16(ENDSWAP_16(0x%04x)) -> 0x%04x != 0x%04x\n", i16, ENDSWAP_16(ENDSWAP_16(i16)), i16); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("testing ENDSWAP_16 on uint16_t ... "); |
| if (((uint16_t) ENDSWAP_16(u16)) == u16) { |
| printf("\nFAILED, ENDSWAP_16(0x%04x) -> 0x%04x == 0x%04x\n", u16, ENDSWAP_16(u16), u16); |
| return false; |
| } |
| if (((uint16_t) ENDSWAP_16(ENDSWAP_16(u16))) != u16) { |
| printf("\nFAILED, ENDSWAP_16(ENDSWAP_16(0x%04x)) -> 0x%04x != 0x%04x\n", u16, ENDSWAP_16(ENDSWAP_16(u16)), u16); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("testing ENDSWAP_32 on int32_t ... "); |
| if (((int32_t) ENDSWAP_32 (i32)) == i32) { |
| printf("\nFAILED, ENDSWAP_32(0x%08x) -> 0x%08x == 0x%08x\n", i32, (uint32_t) ENDSWAP_32 (i32), i32); |
| return false; |
| } |
| if (((int32_t) ENDSWAP_32 (ENDSWAP_32 (i32))) != i32) { |
| printf("\nFAILED, ENDSWAP_32(ENDSWAP_32(0x%08x)) -> 0x%08x != 0x%08x\n", i32, (uint32_t) ENDSWAP_32(ENDSWAP_32 (i32)), i32); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("testing ENDSWAP_32 on uint32_t ... "); |
| if (((uint32_t) ENDSWAP_32(u32)) == u32) { |
| printf("\nFAILED, ENDSWAP_32(0x%08x) -> 0x%08x == 0x%08x\n", u32, (uint32_t) ENDSWAP_32(u32), u32); |
| return false; |
| } |
| if (((uint32_t) ENDSWAP_32 (ENDSWAP_32(u32))) != u32) { |
| printf("\nFAILED, ENDSWAP_32(ENDSWAP_32(0x%08x)) -> 0x%08x != 0%08x\n", u32, (uint32_t) ENDSWAP_32(ENDSWAP_32(u32)), u32); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("testing H2LE_16 on uint16_t ... "); |
| data.u16 = H2LE_16(0x1234); |
| if (data.bytes [0] != 0x34 || data.bytes [1] != 0x12) { |
| printf("\nFAILED, H2LE_16(0x%04x) -> { 0x%02x, 0x%02x }\n", data.u16, data.bytes [0] & 0xff, data.bytes [1] & 0xff); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("testing H2LE_32 on uint32_t ... "); |
| data.u32 = H2LE_32(0x12345678); |
| if (data.bytes [0] != 0x78 || data.bytes [1] != 0x56 || data.bytes [2] != 0x34 || data.bytes [3] != 0x12) { |
| printf("\nFAILED, H2LE_32(0x%08x) -> { 0x%02x, 0x%02x, 0x%02x, 0x%02x }\n", |
| data.u32, data.bytes [0] & 0xff, data.bytes [1] & 0xff, data.bytes [2] & 0xff, data.bytes [3] & 0xff); |
| return false; |
| } |
| puts("OK"); |
| |
| printf("\nPASSED!\n"); |
| return true; |
| } |