mirror of
https://github.com/espressif/openthread.git
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Abtin Keshavarzian
e8f3ec0fd3
This commit introduces a common `Preference` class which defines constants and helper methods (e.g., to convert between an `int8_t` preference and its 2-bit unsigned representation). This is used for `RoutePreference` in Network Data entries and also for Parent Priority in `ConnectivityTlv`.
229 lines
9.3 KiB
C++
229 lines
9.3 KiB
C++
/*
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* Copyright (c) 2022, The OpenThread Authors.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the copyright holder nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "test_platform.h"
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#include <openthread/config.h>
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#include "test_util.h"
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#include "common/code_utils.hpp"
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#include "common/num_utils.hpp"
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#include "common/numeric_limits.hpp"
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#include "common/preference.hpp"
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#include "common/serial_number.hpp"
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namespace ot {
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template <typename UintType> void TestSerialNumber(const char *aName)
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{
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static constexpr UintType kMax = NumericLimits<UintType>::kMax;
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static constexpr UintType kMid = kMax / 2;
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static const UintType kNumbers[] = {0, 1, 20, kMid - 1, kMid, kMid + 1, kMax - 20, kMax - 1, kMax};
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for (UintType number : kNumbers)
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{
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VerifyOrQuit(!SerialNumber::IsGreater<UintType>(number, number));
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VerifyOrQuit(!SerialNumber::IsLess<UintType>(number, number));
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VerifyOrQuit(SerialNumber::IsGreater<UintType>(number + 1, number));
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VerifyOrQuit(SerialNumber::IsGreater<UintType>(number + kMid - 1, number));
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VerifyOrQuit(SerialNumber::IsGreater<UintType>(number + kMid, number));
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VerifyOrQuit(!SerialNumber::IsGreater<UintType>(number + kMid + 2, number));
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VerifyOrQuit(!SerialNumber::IsGreater<UintType>(number + kMax - 1, number));
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VerifyOrQuit(SerialNumber::IsLess<UintType>(number - 1, number));
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VerifyOrQuit(SerialNumber::IsLess<UintType>(number - kMid + 1, number));
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VerifyOrQuit(SerialNumber::IsLess<UintType>(number - kMid, number));
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VerifyOrQuit(!SerialNumber::IsLess<UintType>(number - kMid - 2, number));
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VerifyOrQuit(!SerialNumber::IsLess<UintType>(number - kMax + 1, number));
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}
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printf("TestSerialNumber<%s>() passed\n", aName);
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}
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void TestNumUtils(void)
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{
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uint16_t u16;
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uint32_t u32;
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VerifyOrQuit(Min<uint8_t>(1, 2) == 1);
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VerifyOrQuit(Min<uint8_t>(2, 1) == 1);
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VerifyOrQuit(Min<uint8_t>(1, 1) == 1);
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VerifyOrQuit(Max<uint8_t>(1, 2) == 2);
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VerifyOrQuit(Max<uint8_t>(2, 1) == 2);
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VerifyOrQuit(Max<uint8_t>(1, 1) == 1);
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VerifyOrQuit(Clamp<uint8_t>(1, 5, 10) == 5);
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VerifyOrQuit(Clamp<uint8_t>(5, 5, 10) == 5);
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VerifyOrQuit(Clamp<uint8_t>(7, 5, 10) == 7);
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VerifyOrQuit(Clamp<uint8_t>(10, 5, 10) == 10);
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VerifyOrQuit(Clamp<uint8_t>(12, 5, 10) == 10);
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VerifyOrQuit(Clamp<uint8_t>(10, 10, 10) == 10);
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VerifyOrQuit(Clamp<uint8_t>(9, 10, 10) == 10);
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VerifyOrQuit(Clamp<uint8_t>(11, 10, 10) == 10);
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u16 = 100;
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VerifyOrQuit(ClampToUint8(u16) == 100);
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u16 = 255;
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VerifyOrQuit(ClampToUint8(u16) == 255);
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u16 = 256;
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VerifyOrQuit(ClampToUint8(u16) == 255);
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u16 = 400;
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VerifyOrQuit(ClampToUint8(u16) == 255);
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u32 = 100;
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VerifyOrQuit(ClampToUint16(u32) == 100);
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u32 = 256;
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VerifyOrQuit(ClampToUint16(u32) == 256);
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u32 = 0xffff;
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VerifyOrQuit(ClampToUint16(u32) == 0xffff);
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u32 = 0x10000;
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VerifyOrQuit(ClampToUint16(u32) == 0xffff);
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u32 = 0xfff0000;
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VerifyOrQuit(ClampToUint16(u32) == 0xffff);
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VerifyOrQuit(ThreeWayCompare<uint8_t>(2, 2) == 0);
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VerifyOrQuit(ThreeWayCompare<uint8_t>(2, 1) > 0);
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VerifyOrQuit(ThreeWayCompare<uint8_t>(1, 2) < 0);
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VerifyOrQuit(ThreeWayCompare<bool>(false, false) == 0);
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VerifyOrQuit(ThreeWayCompare<bool>(true, true) == 0);
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VerifyOrQuit(ThreeWayCompare<bool>(true, false) > 0);
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VerifyOrQuit(ThreeWayCompare<bool>(false, true) < 0);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(2, 1) == 2);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(1, 3) == 0);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(1, 2) == 1);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(2, 3) == 1);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(3, 2) == 2);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(4, 2) == 2);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(0, 10) == 0);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(4, 10) == 0);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(5, 10) == 1);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(9, 10) == 1);
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VerifyOrQuit(DivideAndRoundToClosest<uint8_t>(10, 10) == 1);
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VerifyOrQuit(CountBitsInMask<uint8_t>(0) == 0);
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VerifyOrQuit(CountBitsInMask<uint8_t>(1) == 1);
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VerifyOrQuit(CountBitsInMask<uint8_t>(2) == 1);
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VerifyOrQuit(CountBitsInMask<uint8_t>(3) == 2);
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VerifyOrQuit(CountBitsInMask<uint8_t>(4) == 1);
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VerifyOrQuit(CountBitsInMask<uint8_t>(7) == 3);
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VerifyOrQuit(CountBitsInMask<uint8_t>(11) == 3);
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VerifyOrQuit(CountBitsInMask<uint8_t>(15) == 4);
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VerifyOrQuit(CountBitsInMask<uint8_t>(0x11) == 2);
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VerifyOrQuit(CountBitsInMask<uint8_t>(0xef) == 7);
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VerifyOrQuit(CountBitsInMask<uint8_t>(0xff) == 8);
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VerifyOrQuit(CountBitsInMask<uint16_t>(0) == 0);
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VerifyOrQuit(CountBitsInMask<uint16_t>(0xff00) == 8);
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VerifyOrQuit(CountBitsInMask<uint16_t>(0xff) == 8);
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VerifyOrQuit(CountBitsInMask<uint16_t>(0xaa55) == 8);
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VerifyOrQuit(CountBitsInMask<uint16_t>(0xffff) == 16);
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printf("TestNumUtils() passed\n");
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}
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void TestPreference(void)
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{
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VerifyOrQuit(Preference::kHigh == 1);
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VerifyOrQuit(Preference::kMedium == 0);
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VerifyOrQuit(Preference::kLow == -1);
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// To2BitUint()
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VerifyOrQuit(Preference::To2BitUint(Preference::kHigh) == 0x1);
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VerifyOrQuit(Preference::To2BitUint(Preference::kMedium) == 0x0);
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VerifyOrQuit(Preference::To2BitUint(Preference::kLow) == 0x3);
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VerifyOrQuit(Preference::To2BitUint(2) == 0x1);
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VerifyOrQuit(Preference::To2BitUint(-2) == 0x3);
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VerifyOrQuit(Preference::To2BitUint(127) == 0x1);
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VerifyOrQuit(Preference::To2BitUint(-128) == 0x3);
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// From2BitUint()
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VerifyOrQuit(Preference::From2BitUint(0x1) == Preference::kHigh);
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VerifyOrQuit(Preference::From2BitUint(0x0) == Preference::kMedium);
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VerifyOrQuit(Preference::From2BitUint(0x3) == Preference::kLow);
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VerifyOrQuit(Preference::From2BitUint(0x2) == Preference::kMedium);
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VerifyOrQuit(Preference::From2BitUint(0x1 | 4) == Preference::kHigh);
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VerifyOrQuit(Preference::From2BitUint(0x0 | 4) == Preference::kMedium);
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VerifyOrQuit(Preference::From2BitUint(0x3 | 4) == Preference::kLow);
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VerifyOrQuit(Preference::From2BitUint(0x2 | 4) == Preference::kMedium);
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VerifyOrQuit(Preference::From2BitUint(0x1 | 0xfc) == Preference::kHigh);
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VerifyOrQuit(Preference::From2BitUint(0x0 | 0xfc) == Preference::kMedium);
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VerifyOrQuit(Preference::From2BitUint(0x3 | 0xfc) == Preference::kLow);
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VerifyOrQuit(Preference::From2BitUint(0x2 | 0xfc) == Preference::kMedium);
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// IsValid()
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VerifyOrQuit(Preference::IsValid(Preference::kHigh));
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VerifyOrQuit(Preference::IsValid(Preference::kMedium));
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VerifyOrQuit(Preference::IsValid(Preference::kLow));
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VerifyOrQuit(!Preference::IsValid(2));
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VerifyOrQuit(!Preference::IsValid(-2));
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VerifyOrQuit(!Preference::IsValid(127));
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VerifyOrQuit(!Preference::IsValid(-128));
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// Is2BitUintValid
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VerifyOrQuit(Preference::Is2BitUintValid(0x1));
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VerifyOrQuit(Preference::Is2BitUintValid(0x0));
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VerifyOrQuit(Preference::Is2BitUintValid(0x3));
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VerifyOrQuit(!Preference::Is2BitUintValid(0x2));
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VerifyOrQuit(Preference::Is2BitUintValid(0x1 | 4));
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VerifyOrQuit(Preference::Is2BitUintValid(0x0 | 4));
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VerifyOrQuit(Preference::Is2BitUintValid(0x3 | 4));
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VerifyOrQuit(!Preference::Is2BitUintValid(0x2 | 4));
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VerifyOrQuit(Preference::Is2BitUintValid(0x1 | 0xfc));
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VerifyOrQuit(Preference::Is2BitUintValid(0x0 | 0xfc));
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VerifyOrQuit(Preference::Is2BitUintValid(0x3 | 0xfc));
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VerifyOrQuit(!Preference::Is2BitUintValid(0x2 | 0xfc));
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printf("TestPreference() passed\n");
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}
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} // namespace ot
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int main(void)
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{
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ot::TestSerialNumber<uint8_t>("uint8_t");
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ot::TestSerialNumber<uint16_t>("uint16_t");
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ot::TestSerialNumber<uint32_t>("uint32_t");
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ot::TestSerialNumber<uint64_t>("uint64_t");
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ot::TestNumUtils();
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ot::TestPreference();
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printf("\nAll tests passed.\n");
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return 0;
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}
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