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-rw-r--r--tests/auto/corelib/global/qtendian/tst_qtendian.cpp132
1 files changed, 71 insertions, 61 deletions
diff --git a/tests/auto/corelib/global/qtendian/tst_qtendian.cpp b/tests/auto/corelib/global/qtendian/tst_qtendian.cpp
index 7f13559067..8e50b2bd08 100644
--- a/tests/auto/corelib/global/qtendian/tst_qtendian.cpp
+++ b/tests/auto/corelib/global/qtendian/tst_qtendian.cpp
@@ -1,5 +1,5 @@
// Copyright (C) 2021 The Qt Company Ltd.
-// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QTest>
@@ -7,6 +7,12 @@
#include <QtCore/private/qendian_p.h>
#include <QtCore/qsysinfo.h>
+#if QT_SUPPORTS_INT128
+#define ONLY_INT128(...) __VA_ARGS__
+#else
+#define ONLY_INT128(...)
+#endif
+
class tst_QtEndian: public QObject
{
Q_OBJECT
@@ -35,14 +41,15 @@ private slots:
void endianIntegers_data();
void endianIntegers();
- void endianBitfields();
-
void endianBitfieldUnions_data();
void endianBitfieldUnions();
};
struct TestData
{
+ ONLY_INT128(
+ quint128 data128;
+ )
quint64 data64;
quint32 data32;
quint16 data16;
@@ -59,6 +66,9 @@ template <> quint8 getData(const TestData &d) { return d.data8; }
template <> quint16 getData(const TestData &d) { return d.data16; }
template <> quint32 getData(const TestData &d) { return d.data32; }
template <> quint64 getData(const TestData &d) { return d.data64; }
+ONLY_INT128(
+template <> quint128 getData(const TestData &d) { return d.data128; }
+)
template <> float getData(const TestData &d) { return d.dataFloat; }
union RawTestData
@@ -76,6 +86,9 @@ Float int2Float(typename QIntegerForSizeof<Float>::Unsigned i)
}
static const TestData inNativeEndian = {
+ ONLY_INT128(
+ Q_UINT128_C(0x0123'4567'89ab'cdef'18ba'df00'd1da'cafe),
+ )
Q_UINT64_C(0x0123456789abcdef),
0x00c0ffee,
0xcafe,
@@ -85,6 +98,9 @@ static const TestData inNativeEndian = {
'\0'
};
static const RawTestData inBigEndian = {
+ ONLY_INT128(
+ "\x01\x23\x45\x67\x89\xab\xcd\xef\x18\xba\xdf\x00\xd1\xda\xca\xfe"
+ )
"\x01\x23\x45\x67\x89\xab\xcd\xef"
"\x00\xc0\xff\xee"
"\xca\xfe"
@@ -93,6 +109,9 @@ static const RawTestData inBigEndian = {
"\x01\x23\x45\x67\x89\xab\xcd\xef"
};
static const RawTestData inLittleEndian = {
+ ONLY_INT128(
+ "\xfe\xca\xda\xd1\x00\xdf\xba\x18\xef\xcd\xab\x89\x67\x45\x23\x01"
+ )
"\xef\xcd\xab\x89\x67\x45\x23\x01"
"\xee\xff\xc0\x00"
"\xfe\xca"
@@ -104,27 +123,37 @@ static const RawTestData inLittleEndian = {
#define EXPAND_ENDIAN_TEST(endian) \
do { \
/* Unsigned tests */ \
- ENDIAN_TEST(endian, quint, 64); \
- ENDIAN_TEST(endian, quint, 32); \
- ENDIAN_TEST(endian, quint, 16); \
- ENDIAN_TEST(endian, quint, 8); \
+ ONLY_INT128( \
+ ENDIAN_TEST_INT(endian, ui, 128); \
+ ) \
+ ENDIAN_TEST_INT(endian, ui, 64); \
+ ENDIAN_TEST_INT(endian, ui, 32); \
+ ENDIAN_TEST_INT(endian, ui, 16); \
+ ENDIAN_TEST_INT(endian, ui, 8); \
\
/* Signed tests */ \
- ENDIAN_TEST(endian, qint, 64); \
- ENDIAN_TEST(endian, qint, 32); \
- ENDIAN_TEST(endian, qint, 16); \
- ENDIAN_TEST(endian, qint, 8); \
+ ONLY_INT128( \
+ ENDIAN_TEST_INT(endian, i, 128); \
+ ) \
+ ENDIAN_TEST_INT(endian, i, 64); \
+ ENDIAN_TEST_INT(endian, i, 32); \
+ ENDIAN_TEST_INT(endian, i, 16); \
+ ENDIAN_TEST_INT(endian, i, 8); \
} while (false) \
/**/
-#define ENDIAN_TEST(endian, type, size) \
+#define ENDIAN_TEST_INT(Endian, Uns, Size) \
+ ENDIAN_TEST(Endian, q ## Uns ## nt ## Size, data ## Size)
+
+#define ENDIAN_TEST(endian, Type, Data) \
do { \
+ static_assert(std::is_same_v<decltype(qbswap(std::declval<Type>())), Type>); \
QCOMPARE(qFrom ## endian ## Endian( \
- (type ## size)(in ## endian ## Endian.data.data ## size)), \
- (type ## size)(inNativeEndian.data ## size)); \
- QCOMPARE(qFrom ## endian ## Endian<type ## size>( \
- in ## endian ## Endian.rawData + offsetof(TestData, data ## size)), \
- (type ## size)(inNativeEndian.data ## size)); \
+ (Type)(in ## endian ## Endian.data.Data)), \
+ (Type)(inNativeEndian.Data)); \
+ QCOMPARE(qFrom ## endian ## Endian<Type>( \
+ in ## endian ## Endian.rawData + offsetof(TestData, Data)), \
+ (Type)(inNativeEndian.Data)); \
} while (false) \
/**/
@@ -245,18 +274,18 @@ void tst_QtEndian::fromLittleEndianRegion()
}
}
-#define ENDIAN_TEST(endian, type, size) \
- do { \
- QCOMPARE(qTo ## endian ## Endian( \
- (type ## size)(inNativeEndian.data ## size)), \
- (type ## size)(in ## endian ## Endian.data.data ## size)); \
- \
- RawTestData test; \
- qTo ## endian ## Endian( \
- (type ## size)(inNativeEndian.data ## size), \
- test.rawData + offsetof(TestData, data ## size)); \
- QCOMPARE(test.data.data ## size, in ## endian ## Endian.data.data ## size ); \
- } while (false) \
+#define ENDIAN_TEST(endian, Type, Data) \
+ do { \
+ QCOMPARE(qTo ## endian ## Endian( \
+ (Type)(inNativeEndian.Data)), \
+ (Type)(in ## endian ## Endian.data.Data)); \
+ \
+ RawTestData test; \
+ qTo ## endian ## Endian( \
+ (Type)(inNativeEndian.Data), \
+ test.rawData + offsetof(TestData, Data)); \
+ QCOMPARE(test.data.Data, in ## endian ## Endian.data.Data ); \
+ } while (false) \
/**/
void tst_QtEndian::toBigEndian()
@@ -344,41 +373,15 @@ void tst_QtEndian::endianIntegers()
#endif
}
-void tst_QtEndian::endianBitfields()
-{
- union {
- quint32_be_bitfield<21, 11> upper;
- quint32_be_bitfield<10, 11> lower;
- qint32_be_bitfield<0, 10> bottom;
- } u;
-
- u.upper = 200;
- QCOMPARE(u.upper, 200U);
- u.lower = 1000;
- u.bottom = -8;
- QCOMPARE(u.lower, 1000U);
- QCOMPARE(u.upper, 200U);
-
- u.lower += u.upper;
- QCOMPARE(u.upper, 200U);
- QCOMPARE(u.lower, 1200U);
-
- u.upper = 65536 + 7;
- u.lower = 65535;
- QCOMPARE(u.lower, 65535U & ((1<<11) - 1));
- QCOMPARE(u.upper, 7U);
-
- QCOMPARE(u.bottom, -8);
-}
-
template<template<typename... Accessors> typename Union, template<int, int, typename> typename Member>
void testBitfieldUnion()
{
using upper = Member<21, 11, uint>;
using lower = Member<10, 11, uint>;
using bottom = Member<0, 10, int>;
+ using all = Member<0, 32, uint>;
- using UnionType = Union<upper, lower, bottom>;
+ using UnionType = Union<upper, lower, bottom, all>;
UnionType u;
u.template set<upper>(200);
@@ -402,6 +405,15 @@ void testBitfieldUnion()
UnionType u2(QSpecialIntegerBitfieldZero);
QCOMPARE(u2.data(), 0U);
+ u2.template set<all>(std::numeric_limits<uint>::max());
+ QCOMPARE(u2.template get<all>(), std::numeric_limits<uint>::max());
+
+ u2.template set<all>(453);
+ QCOMPARE(u2.template get<all>(), 453U);
+
+ u2.template set<all>(0);
+ QCOMPARE(u2.template get<all>(), 0U);
+
UnionType u3(42U);
QCOMPARE(u3.data(), 42U);
@@ -449,8 +461,7 @@ void tst_QtEndian::endianBitfieldUnions()
testBitfieldUnion<qint32_le_bitfield_union, qint32_le_bitfield_member>();
return;
}
- Q_UNREACHABLE();
- return;
+ Q_UNREACHABLE_RETURN();
case QSysInfo::BigEndian:
switch (signedness) {
case Unsigned:
@@ -460,8 +471,7 @@ void tst_QtEndian::endianBitfieldUnions()
testBitfieldUnion<qint32_be_bitfield_union, qint32_be_bitfield_member>();
return;
}
- Q_UNREACHABLE();
- return;
+ Q_UNREACHABLE_RETURN();
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-20 01:53:53 +0000