michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "mozilla/Assertions.h"
michael@0: #include "mozilla/IntegerPrintfMacros.h" // this must pick up <stdint.h>
michael@0: 
michael@0: #include <stddef.h>
michael@0: #include <stdio.h>
michael@0: #include <string.h>
michael@0: 
michael@0: /* Output array and poisoning method shared by all tests. */
michael@0: static char output[32];
michael@0: 
michael@0: static void
michael@0: PoisonOutput()
michael@0: {
michael@0:   memset(output, 0xDA, sizeof(output));
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * The fprintf macros for signed integers are:
michael@0:  *
michael@0:  *   PRIdN   PRIdLEASTN   PRIdFASTN   PRIdMAX   PRIdPTR
michael@0:  *   PRIiN   PRIiLEASTN   PRIiFASTN   PRIiMAX   PRIiPTR
michael@0:  *
michael@0:  * In these names N is the width of the type as described in C99 7.18.1.
michael@0:  */
michael@0: 
michael@0: static void
michael@0: TestPrintSigned8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRId8, int8_t(-17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIi8, int8_t(42));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSigned16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRId16, int16_t(-289));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-289"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIi16, int16_t(728));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "728"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSigned32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRId32, int32_t(-342178));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-342178"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIi32, int32_t(5719283));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "5719283"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSigned64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRId64, int64_t(-INT64_C(432157943248732)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-432157943248732"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIi64, int64_t(INT64_C(325719232983)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "325719232983"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedN()
michael@0: {
michael@0:   TestPrintSigned8();
michael@0:   TestPrintSigned16();
michael@0:   TestPrintSigned32();
michael@0:   TestPrintSigned64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedLeast8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdLEAST8, int_least8_t(-17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiLEAST8, int_least8_t(42));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedLeast16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdLEAST16, int_least16_t(-289));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-289"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiLEAST16, int_least16_t(728));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "728"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedLeast32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdLEAST32, int_least32_t(-342178));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-342178"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiLEAST32, int_least32_t(5719283));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "5719283"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedLeast64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdLEAST64, int_least64_t(-INT64_C(432157943248732)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-432157943248732"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiLEAST64, int_least64_t(INT64_C(325719232983)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "325719232983"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedLeastN()
michael@0: {
michael@0:   TestPrintSignedLeast8();
michael@0:   TestPrintSignedLeast16();
michael@0:   TestPrintSignedLeast32();
michael@0:   TestPrintSignedLeast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedFast8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdFAST8, int_fast8_t(-17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiFAST8, int_fast8_t(42));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedFast16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdFAST16, int_fast16_t(-289));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-289"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiFAST16, int_fast16_t(728));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "728"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedFast32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdFAST32, int_fast32_t(-342178));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-342178"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiFAST32, int_fast32_t(5719283));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "5719283"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedFast64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdFAST64, int_fast64_t(-INT64_C(432157943248732)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-432157943248732"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiFAST64, int_fast64_t(INT64_C(325719232983)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "325719232983"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedFastN()
michael@0: {
michael@0:   TestPrintSignedFast8();
michael@0:   TestPrintSignedFast16();
michael@0:   TestPrintSignedFast32();
michael@0:   TestPrintSignedFast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedMax()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdMAX, intmax_t(-INTMAX_C(432157943248732)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "-432157943248732"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiMAX, intmax_t(INTMAX_C(325719232983)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "325719232983"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSignedPtr()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIdPTR, intptr_t(reinterpret_cast<void*>(12345678)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "12345678"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIiPTR, intptr_t(reinterpret_cast<void*>(87654321)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "87654321"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintSigned()
michael@0: {
michael@0:   TestPrintSignedN();
michael@0:   TestPrintSignedLeastN();
michael@0:   TestPrintSignedFastN();
michael@0:   TestPrintSignedMax();
michael@0:   TestPrintSignedPtr();
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * The fprintf macros for unsigned integers are:
michael@0:  *
michael@0:  *   PRIoN   PRIoLEASTN   PRIoFASTN   PRIoMAX   PRIoPTR
michael@0:  *   PRIuN   PRIuLEASTN   PRIuFASTN   PRIuMAX   PRIuPTR
michael@0:  *   PRIxN   PRIxLEASTN   PRIxFASTN   PRIxMAX   PRIxPTR
michael@0:  *   PRIXN   PRIXLEASTN   PRIXFASTN   PRIXMAX   PRIXPTR
michael@0:  *
michael@0:  * In these names N is the width of the type as described in C99 7.18.1.
michael@0:  */
michael@0: 
michael@0: static void
michael@0: TestPrintUnsigned8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIo8, uint8_t(042));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIu8, uint8_t(17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIx8, uint8_t(0x2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIX8, uint8_t(0xCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsigned16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIo16, uint16_t(04242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "4242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIu16, uint16_t(1717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "1717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIx16, uint16_t(0x2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIX16, uint16_t(0xCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsigned32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIo32, uint32_t(0424242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIu32, uint32_t(171717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIx32, uint32_t(0x2a2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIX32, uint32_t(0xCDCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsigned64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIo64, uint64_t(UINT64_C(0424242424242)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIu64, uint64_t(UINT64_C(17171717171717171717)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17171717171717171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIx64, uint64_t(UINT64_C(0x2a2a2a2a2a2a2a)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a2a2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIX64, uint64_t(UINT64_C(0xCDCDCDCDCDCD)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCDCDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedN()
michael@0: {
michael@0:   TestPrintUnsigned8();
michael@0:   TestPrintUnsigned16();
michael@0:   TestPrintUnsigned32();
michael@0:   TestPrintUnsigned64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedLeast8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoLEAST8, uint_least8_t(042));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuLEAST8, uint_least8_t(17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxLEAST8, uint_least8_t(0x2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXLEAST8, uint_least8_t(0xCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedLeast16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoLEAST16, uint_least16_t(04242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "4242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuLEAST16, uint_least16_t(1717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "1717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxLEAST16, uint_least16_t(0x2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXLEAST16, uint_least16_t(0xCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedLeast32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoLEAST32, uint_least32_t(0424242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuLEAST32, uint_least32_t(171717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxLEAST32, uint_least32_t(0x2a2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXLEAST32, uint_least32_t(0xCDCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedLeast64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoLEAST64, uint_least64_t(UINT64_C(0424242424242)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuLEAST64, uint_least64_t(UINT64_C(17171717171717171717)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17171717171717171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxLEAST64, uint_least64_t(UINT64_C(0x2a2a2a2a2a2a2a)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a2a2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXLEAST64, uint_least64_t(UINT64_C(0xCDCDCDCDCDCD)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCDCDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedLeastN()
michael@0: {
michael@0:   TestPrintUnsignedLeast8();
michael@0:   TestPrintUnsignedLeast16();
michael@0:   TestPrintUnsignedLeast32();
michael@0:   TestPrintUnsignedLeast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedFast8()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoFAST8, uint_fast8_t(042));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "42"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuFAST8, uint_fast8_t(17));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxFAST8, uint_fast8_t(0x2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXFAST8, uint_fast8_t(0xCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedFast16()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoFAST16, uint_fast16_t(04242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "4242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuFAST16, uint_fast16_t(1717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "1717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxFAST16, uint_fast16_t(0x2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXFAST16, uint_fast16_t(0xCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedFast32()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoFAST32, uint_fast32_t(0424242));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuFAST32, uint_fast32_t(171717));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxFAST32, uint_fast32_t(0x2a2a2a));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXFAST32, uint_fast32_t(0xCDCDCD));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedFast64()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoFAST64, uint_fast64_t(UINT64_C(0424242424242)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "424242424242"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuFAST64, uint_fast64_t(UINT64_C(17171717171717171717)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "17171717171717171717"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxFAST64, uint_fast64_t(UINT64_C(0x2a2a2a2a2a2a2a)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "2a2a2a2a2a2a2a"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXFAST64, uint_fast64_t(UINT64_C(0xCDCDCDCDCDCD)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "CDCDCDCDCDCD"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedFastN()
michael@0: {
michael@0:   TestPrintUnsignedFast8();
michael@0:   TestPrintUnsignedFast16();
michael@0:   TestPrintUnsignedFast32();
michael@0:   TestPrintUnsignedFast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedMax()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoMAX, uintmax_t(UINTMAX_C(432157943248732)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "14220563454333534"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuMAX, uintmax_t(UINTMAX_C(325719232983)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "325719232983"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxMAX, uintmax_t(UINTMAX_C(327281321873)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "4c337ca791"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXMAX, uintmax_t(UINTMAX_C(912389523743523)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "33DD03D75A323"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsignedPtr()
michael@0: {
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIoPTR, uintptr_t(reinterpret_cast<void*>(12345678)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "57060516"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIuPTR, uintptr_t(reinterpret_cast<void*>(87654321)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "87654321"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIxPTR, uintptr_t(reinterpret_cast<void*>(0x4c3a791)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "4c3a791"));
michael@0: 
michael@0:   PoisonOutput();
michael@0:   sprintf(output, "%" PRIXPTR, uintptr_t(reinterpret_cast<void*>(0xF328DB)));
michael@0:   MOZ_RELEASE_ASSERT(!strcmp(output, "F328DB"));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrintUnsigned()
michael@0: {
michael@0:   TestPrintUnsignedN();
michael@0:   TestPrintUnsignedLeastN();
michael@0:   TestPrintUnsignedFastN();
michael@0:   TestPrintUnsignedMax();
michael@0:   TestPrintUnsignedPtr();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestPrint()
michael@0: {
michael@0:   TestPrintSigned();
michael@0:   TestPrintUnsigned();
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * The fscanf macros for signed integers are:
michael@0:  *
michael@0:  *   SCNdN   SCNdLEASTN   SCNdFASTN   SCNdMAX   SCNdPTR
michael@0:  *   SCNiN   SCNiLEASTN   SCNiFASTN   SCNiMAX   SCNiPTR
michael@0:  *
michael@0:  * In these names N is the width of the type as described in C99 7.18.1.
michael@0:  */
michael@0: 
michael@0: /*
michael@0:  * MSVC's scanf is insufficiently powerful to implement all the SCN* macros.
michael@0:  * Rather than support some subset of them, we instead support none of them.
michael@0:  * See the comment at the top of IntegerPrintfMacros.h.  But in case we ever do
michael@0:  * support them, the following tests should adequately test implementation
michael@0:  * correctness.  (Indeed, these tests *revealed* MSVC's limitations.)
michael@0:  *
michael@0:  * That said, even if MSVC ever picks up complete support, we still probably
michael@0:  * don't want to support these, because of the undefined-behavior issue noted
michael@0:  * further down in the comment atop IntegerPrintfMacros.h.
michael@0:  */
michael@0: #define SHOULD_TEST_SCANF_MACROS 0
michael@0: 
michael@0: #if SHOULD_TEST_SCANF_MACROS
michael@0: 
michael@0: /*
michael@0:  * glibc header definitions for SCN{d,i,o,u,x}{,LEAST,FAST}8 use the "hh" length
michael@0:  * modifier, which is new in C99 (and C++11, by reference).  We compile this
michael@0:  * file as C++11, so if "hh" is used in these macros, it's standard.  But some
michael@0:  * versions of gcc wrongly think it isn't and warn about a "non-standard"
michael@0:  * modifier.  And since these tests mostly exist to verify format-macro/type
michael@0:  * consistency (particularly through compiler warnings about incorrect formats),
michael@0:  * these warnings are unacceptable.  So for now, compile tests for those macros
michael@0:  * only if we aren't compiling with gcc.
michael@0:  */
michael@0: #define SHOULD_TEST_8BIT_FORMAT_MACROS (!(MOZ_IS_GCC))
michael@0: 
michael@0: template<typename T>
michael@0: union Input
michael@0: {
michael@0:     T i;
michael@0:     unsigned char pun[16];
michael@0: };
michael@0: 
michael@0: template<typename T>
michael@0: static void
michael@0: PoisonInput(Input<T>& input)
michael@0: {
michael@0:     memset(input.pun, 0xDA, sizeof(input.pun));
michael@0: }
michael@0: 
michael@0: template<typename T>
michael@0: static bool
michael@0: ExtraBitsUntouched(const Input<T>& input)
michael@0: {
michael@0:   for (size_t i = sizeof(input.i); i < sizeof(input); i++) {
michael@0:     if (input.pun[i] != 0xDA)
michael@0:       return false;
michael@0:   }
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSigned8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<int8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17", "%" SCNd8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -17);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042", "%" SCNi8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 042);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSigned16()
michael@0: {
michael@0:   Input<int16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-1742", "%" SCNd16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -1742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("04217", "%" SCNi16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 04217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSigned32()
michael@0: {
michael@0:   Input<int32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-174257", "%" SCNd32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -174257);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("0423571", "%" SCNi32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0423571);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSigned64()
michael@0: {
michael@0:   Input<int64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17425238927232", "%" SCNd64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -INT64_C(17425238927232));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042333576571", "%" SCNi64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == INT64_C(042333576571));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedN()
michael@0: {
michael@0:   TestScanSigned8();
michael@0:   TestScanSigned16();
michael@0:   TestScanSigned32();
michael@0:   TestScanSigned64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedLeast8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<int_least8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17", "%" SCNdLEAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -17);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042", "%" SCNiLEAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 042);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedLeast16()
michael@0: {
michael@0:   Input<int_least16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-1742", "%" SCNdLEAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -1742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("04217", "%" SCNiLEAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 04217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedLeast32()
michael@0: {
michael@0:   Input<int_least32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-174257", "%" SCNdLEAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -174257);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("0423571", "%" SCNiLEAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0423571);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedLeast64()
michael@0: {
michael@0:   Input<int_least64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17425238927232", "%" SCNdLEAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -INT64_C(17425238927232));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042333576571", "%" SCNiLEAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == INT64_C(042333576571));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedLeastN()
michael@0: {
michael@0:   TestScanSignedLeast8();
michael@0:   TestScanSignedLeast16();
michael@0:   TestScanSignedLeast32();
michael@0:   TestScanSignedLeast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedFast8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<int_fast8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17", "%" SCNdFAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -17);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042", "%" SCNiFAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 042);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedFast16()
michael@0: {
michael@0:   Input<int_fast16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-1742", "%" SCNdFAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -1742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("04217", "%" SCNiFAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 04217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedFast32()
michael@0: {
michael@0:   Input<int_fast32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-174257", "%" SCNdFAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -174257);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("0423571", "%" SCNiFAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0423571);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedFast64()
michael@0: {
michael@0:   Input<int_fast64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-17425238927232", "%" SCNdFAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -INT64_C(17425238927232));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("042333576571", "%" SCNiFAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == INT64_C(042333576571));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedFastN()
michael@0: {
michael@0:   TestScanSignedFast8();
michael@0:   TestScanSignedFast16();
michael@0:   TestScanSignedFast32();
michael@0:   TestScanSignedFast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedMax()
michael@0: {
michael@0:   Input<intmax_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("-432157943248732", "%" SCNdMAX, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == -INTMAX_C(432157943248732));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("04233357236571", "%" SCNiMAX, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == INTMAX_C(04233357236571));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSignedPtr()
michael@0: {
michael@0:   Input<intptr_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("12345678", "%" SCNdPTR, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == intptr_t(reinterpret_cast<void*>(12345678)));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("04233357236", "%" SCNiPTR, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == intptr_t(reinterpret_cast<void*>(04233357236)));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanSigned()
michael@0: {
michael@0:   TestScanSignedN();
michael@0:   TestScanSignedLeastN();
michael@0:   TestScanSignedFastN();
michael@0:   TestScanSignedMax();
michael@0:   TestScanSignedPtr();
michael@0: }
michael@0: 
michael@0: /*
michael@0:  * The fscanf macros for unsigned integers are:
michael@0:  *
michael@0:  *   SCNoN   SCNoLEASTN   SCNoFASTN   SCNoMAX   SCNoPTR
michael@0:  *   SCNuN   SCNuLEASTN   SCNuFASTN   SCNuMAX   SCNuPTR
michael@0:  *   SCNxN   SCNxLEASTN   SCNxFASTN   SCNxMAX   SCNxPTR
michael@0:  *
michael@0:  * In these names N is the width of the type as described in C99 7.18.1.
michael@0:  */
michael@0: 
michael@0: static void
michael@0: TestScanUnsigned8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<uint8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17", "%" SCNo8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("42", "%" SCNu8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 42);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2A", "%" SCNx8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2A);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsigned16()
michael@0: {
michael@0:   Input<uint16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("1742", "%" SCNo16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 01742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217", "%" SCNu16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABC", "%" SCNx16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABC);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsigned32()
michael@0: {
michael@0:   Input<uint32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742", "%" SCNo32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017421742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217867", "%" SCNu32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217867);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABCBEEF", "%" SCNx32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABCBEEF);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsigned64()
michael@0: {
michael@0:   Input<uint64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742173", "%" SCNo64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(017421742173));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("421786713579", "%" SCNu64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(421786713579));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("DEADBEEF7457E", "%" SCNx64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(0xDEADBEEF7457E));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedN()
michael@0: {
michael@0:   TestScanUnsigned8();
michael@0:   TestScanUnsigned16();
michael@0:   TestScanUnsigned32();
michael@0:   TestScanUnsigned64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedLeast8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<uint_least8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17", "%" SCNoLEAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("42", "%" SCNuLEAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 42);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2A", "%" SCNxLEAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2A);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedLeast16()
michael@0: {
michael@0:   Input<uint_least16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("1742", "%" SCNoLEAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 01742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217", "%" SCNuLEAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABC", "%" SCNxLEAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABC);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedLeast32()
michael@0: {
michael@0:   Input<uint_least32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742", "%" SCNoLEAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017421742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217867", "%" SCNuLEAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217867);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABCBEEF", "%" SCNxLEAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABCBEEF);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedLeast64()
michael@0: {
michael@0:   Input<uint_least64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742173", "%" SCNoLEAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(017421742173));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("421786713579", "%" SCNuLEAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(421786713579));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("DEADBEEF7457E", "%" SCNxLEAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(0xDEADBEEF7457E));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedLeastN()
michael@0: {
michael@0:   TestScanUnsignedLeast8();
michael@0:   TestScanUnsignedLeast16();
michael@0:   TestScanUnsignedLeast32();
michael@0:   TestScanUnsignedLeast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedFast8()
michael@0: {
michael@0: #if SHOULD_TEST_8BIT_FORMAT_MACROS
michael@0:   Input<uint_fast8_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17", "%" SCNoFAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("42", "%" SCNuFAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 42);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2A", "%" SCNxFAST8, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2A);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: #endif
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedFast16()
michael@0: {
michael@0:   Input<uint_fast16_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("1742", "%" SCNoFAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 01742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217", "%" SCNuFAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABC", "%" SCNxFAST16, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABC);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedFast32()
michael@0: {
michael@0:   Input<uint_fast32_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742", "%" SCNoFAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 017421742);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4217867", "%" SCNuFAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 4217867);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("2ABCBEEF", "%" SCNxFAST32, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == 0x2ABCBEEF);
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedFast64()
michael@0: {
michael@0:   Input<uint_fast64_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("17421742173", "%" SCNoFAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(017421742173));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("421786713579", "%" SCNuFAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(421786713579));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("DEADBEEF7457E", "%" SCNxFAST64, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINT64_C(0xDEADBEEF7457E));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedFastN()
michael@0: {
michael@0:   TestScanUnsignedFast8();
michael@0:   TestScanUnsignedFast16();
michael@0:   TestScanUnsignedFast32();
michael@0:   TestScanUnsignedFast64();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedMax()
michael@0: {
michael@0:   Input<uintmax_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("14220563454333534", "%" SCNoMAX, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINTMAX_C(432157943248732));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("432157943248732", "%" SCNuMAX, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINTMAX_C(432157943248732));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4c337ca791", "%" SCNxMAX, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == UINTMAX_C(327281321873));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsignedPtr()
michael@0: {
michael@0:   Input<uintptr_t> u;
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("57060516", "%" SCNoPTR, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == uintptr_t(reinterpret_cast<void*>(12345678)));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("87654321", "%" SCNuPTR, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == uintptr_t(reinterpret_cast<void*>(87654321)));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: 
michael@0:   PoisonInput(u);
michael@0:   sscanf("4c3a791", "%" SCNxPTR, &u.i);
michael@0:   MOZ_RELEASE_ASSERT(u.i == uintptr_t(reinterpret_cast<void*>(0x4c3a791)));
michael@0:   MOZ_RELEASE_ASSERT(ExtraBitsUntouched(u));
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScanUnsigned()
michael@0: {
michael@0:   TestScanUnsignedN();
michael@0:   TestScanUnsignedLeastN();
michael@0:   TestScanUnsignedFastN();
michael@0:   TestScanUnsignedMax();
michael@0:   TestScanUnsignedPtr();
michael@0: }
michael@0: 
michael@0: static void
michael@0: TestScan()
michael@0: {
michael@0:   TestScanSigned();
michael@0:   TestScanUnsigned();
michael@0: }
michael@0: 
michael@0: #endif /* SHOULD_TEST_SCANF_MACROS */
michael@0: 
michael@0: int
michael@0: main()
michael@0: {
michael@0:   TestPrint();
michael@0: #if SHOULD_TEST_SCANF_MACROS
michael@0:   TestScan();
michael@0: #endif
michael@0:   return 0;
michael@0: }