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test_libFLAC/endswap.c : Improvements.

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* Print endian-ness of test host.
* Replace ugly macro with C code.
* Add tests for H2LE_16 and H2LE_32 macros.
This commit is contained in:
Erik de Castro Lopo
2014-07-01 18:03:08 +10:00
parent 6bd45d1115
commit c69a20944f
1 changed files with 64 additions and 19 deletions
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83
src/test_libFLAC/endswap.c
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@@ -30,16 +30,6 @@
#include "endswap.h"
#define SWAP_TEST(str, bool) \
{ printf("%s ... ", str); \
if (bool) { \
puts("FAILED"); \
return false; \
} \
puts("OK"); \
}
FLAC__bool test_endswap(void)
{
int16_t i16 = 0x1234;
@@ -47,19 +37,74 @@ FLAC__bool test_endswap(void)
int32_t i32 = 0x12345678;
uint32_t u32 = 0xabcdef01;
printf("\n+++ libFLAC unit test: endswap\n\n");
union {
unsigned char bytes[4];
uint16_t u16;
uint32_t u32;
} data;
SWAP_TEST("testing ENDSWAP_16 on int16_t",
((int16_t) ENDSWAP_16 (i16)) == i16 || ((int16_t) ENDSWAP_16 (ENDSWAP_16 (i16))) != i16);
printf("\n+++ libFLAC unit test: endswap (%s endian host)\n\n", CPU_IS_LITTLE_ENDIAN ? "little" : "big");
SWAP_TEST("testing ENDSWAP_16 on uint16_t",
((uint16_t) ENDSWAP_16 (u16)) == u16 || ((uint16_t) ENDSWAP_16 (ENDSWAP_16 (u16))) != u16);
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");
SWAP_TEST("testing ENDSWAP_32 on int32_t",
((int32_t) ENDSWAP_32 (i32)) == i32 || ((int32_t) ENDSWAP_32 (ENDSWAP_32 (i32))) != i32);
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");
SWAP_TEST("testing ENDSWAP_32 on uint32_t",
((uint32_t) ENDSWAP_32 (u32)) == u32 || ((uint32_t) ENDSWAP_32 (ENDSWAP_32 (u32))) != u32);
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, 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, 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, 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, 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;