test_rtMore.cpp File Reference

Additional unit tests for PROFINET RT_CLASS_1 helpers. More...

#include <gtest/gtest.h>
#include <array>
#include <cstdint>
#include <string>
#include <vector>
#include "profinet/rpc.h"
#include "profinet/rt.h"
#include "profinet/util.h"

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Go to the source code of this file.

Functions
	TEST_F (RtMoreTests, RTFrameStatusAccessorsCoverAllBits)
	TEST_F (RtMoreTests, RTFrameSerializationPreservesAllFields)
	TEST_F (RtMoreTests, RTFrameFromBytesRejectsShortBuffers)
	TEST_F (RtMoreTests, RTFrameToStringIsNonEmpty)
	TEST_F (RtMoreTests, ParseEthernetFrameRejectsShortFrames)
	TEST_F (RtMoreTests, ParseEthernetFrameAcceptsPriorityVlan)
	TEST_F (RtMoreTests, ParseEthernetFrameRejectsVlanNonProfinet)
	TEST_F (RtMoreTests, CyclicDataBuilderSetIopsUpdatesDataObject)
	TEST_F (RtMoreTests, CyclicDataBuilderSetIocsUpdatesIocsOnlyObject)
	TEST_F (RtMoreTests, CyclicDataBuilderSetIopsIgnoresIocsOnlyObject)
	TEST_F (RtMoreTests, CyclicDataBuilderSetIocsUpdatesDataObject)
	TEST_F (RtMoreTests, CyclicDataBuilderSetAllIopsUpdatesAllDataObjects)
	TEST_F (RtMoreTests, CyclicDataBuilderSetAllIocsUpdatesAllIocs)
	TEST_F (RtMoreTests, CyclicDataBuilderClearResetsBuffers)
	TEST_F (RtMoreTests, CyclicDataBuilderLoadCopiesAndClearsRemainder)
	TEST_F (RtMoreTests, CyclicDataBuilderLoadTruncatesLongPayload)
	TEST_F (RtMoreTests, CyclicDataBuilderGetDataRejectsUnknownSlotSubslot)
	TEST_F (RtMoreTests, CyclicDataBuilderSetDataTruncatesOversizedData)
	TEST_F (RtMoreTests, CyclicDataBuilderSwapWithoutChangesPreservesData)
	TEST_F (RtMoreTests, IOCRTimingHelpersCalculateCycleAndWatchdog)
	TEST_F (RtMoreTests, IOCRTypePredicatesCoverBothDirections)
	TEST_F (RtMoreTests, BuildIocrConfigsHandlesEmptySlotList)
	TEST_F (RtMoreTests, BuildIocrConfigsCoversInputAndOutputBranches)
	TEST_F (RtMoreTests, BuildIocrConfigsUsesMinimumCSduLength)
	TEST_F (RtMoreTests, BuildIocrConfigsUsesCalculatedSizeWhenLarger)
	TEST_F (RtMoreTests, CyclicDataBuilderSetDataRejectsUnknownSlotSubslot)
	TEST_F (RtMoreTests, CyclicDataBuilderSwapPromotesDirtyBuffer)
	TEST_F (RtMoreTests, CyclicDataBuilderConfigReturnsConfiguration)

Detailed Description

Additional unit tests for PROFINET RT_CLASS_1 helpers.

Extends coverage for RT frame status flags, malformed Ethernet input,/// VLAN handling, cyclic-buffer state transitions, IOPS/IOCS updates,/// clearing/loading, and IOCR configuration helper behavior.

Definition in file test_rtMore.cpp.

Function Documentation

TEST_F() [1/28]

TEST_F	(	RtMoreTests	,
		BuildIocrConfigsCoversInputAndOutputBranches
	)

Test:

Verify BuildIocrConfigs covers data, IOCS-only, and bidirectional submodule paths for both input and output IOCRs.

Definition at line 477 of file test_rtMore.cpp.

References profinet::rt::BuildIocrConfigs(), profinet::rt::IOCR_TYPE_INPUT, and profinet::rt::IOCR_TYPE_OUTPUT.

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TEST_F() [2/28]

TEST_F	(	RtMoreTests	,
		BuildIocrConfigsHandlesEmptySlotList
	)

Test:

Verify BuildIocrConfigs handles the empty-slot case using the CSdu minimum.

Definition at line 463 of file test_rtMore.cpp.

References profinet::rt::BuildIocrConfigs().

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TEST_F() [3/28]

TEST_F	(	RtMoreTests	,
		BuildIocrConfigsUsesCalculatedSizeWhenLarger
	)

Test:

Verify BuildIocrConfigs preserves a calculated size larger than cSduLength.

Definition at line 637 of file test_rtMore.cpp.

References profinet::rt::BuildIocrConfigs().

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TEST_F() [4/28]

TEST_F	(	RtMoreTests	,
		BuildIocrConfigsUsesMinimumCSduLength
	)

Test:

Verify BuildIocrConfigs uses cSduLength when it exceeds the calculated input/output size.

Definition at line 624 of file test_rtMore.cpp.

References profinet::rt::BuildIocrConfigs().

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TEST_F() [5/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderClearResetsBuffers
	)

Test:

Verify CyclicDataBuilder Clear resets the cyclic buffers to zero.

Definition at line 319 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::Clear(), profinet::rt::IOCRConfig::dataLength, profinet::rt::CyclicDataBuilder::GetData(), profinet::rt::IOCRConfig::objects, profinet::rt::CyclicDataBuilder::SetData(), profinet::rt::CyclicDataBuilder::SetIocs(), profinet::rt::IODataObject::slot, and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [6/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderConfigReturnsConfiguration
	)

Test:

Verify CyclicDataBuilder exposes its configured IOCR.

Definition at line 677 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Config(), profinet::rt::IOCRConfig::dataLength, and profinet::rt::IOCRConfig::objects.

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TEST_F() [7/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderGetDataRejectsUnknownSlotSubslot
	)

Test:

Verify CyclicDataBuilder GetData rejects an unknown slot/subslot.

Definition at line 387 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::GetData().

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TEST_F() [8/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderLoadCopiesAndClearsRemainder
	)

Test:

Verify CyclicDataBuilder Load copies a shorter payload and clears the remainder.

Definition at line 355 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::Load(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [9/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderLoadTruncatesLongPayload
	)

Test:

Verify CyclicDataBuilder Load truncates a payload larger than the configured buffer.

Definition at line 372 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::Load(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [10/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetAllIocsUpdatesAllIocs
	)

Test:

Verify CyclicDataBuilder SetAllIocs updates every configured IOCS position.

Definition at line 278 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::IOCRConfig::dataLength, profinet::rt::IOCRConfig::objects, profinet::rt::CyclicDataBuilder::SetAllIocs(), profinet::rt::IODataObject::slot, and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [11/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetAllIopsUpdatesAllDataObjects
	)

Test:

Verify CyclicDataBuilder SetAllIops updates every data-bearing object.

Definition at line 263 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetAllIops(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [12/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetDataRejectsUnknownSlotSubslot
	)

Test:

Verify CyclicDataBuilder SetData rejects an unknown slot/subslot.

Definition at line 652 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::SetData().

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TEST_F() [13/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetDataTruncatesOversizedData
	)

Test:

Verify CyclicDataBuilder SetData truncates data larger than the mapped object.

Definition at line 395 of file test_rtMore.cpp.

References profinet::rt::IOCRConfig::dataLength, profinet::rt::CyclicDataBuilder::GetData(), profinet::rt::IOCRConfig::objects, profinet::rt::CyclicDataBuilder::SetData(), and profinet::rt::IODataObject::slot.

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TEST_F() [14/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetIocsUpdatesDataObject
	)

Test:

Verify CyclicDataBuilder SetIocs updates ordinary data objects as well.

Definition at line 252 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetIocs(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [15/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetIocsUpdatesIocsOnlyObject
	)

Test:

Verify CyclicDataBuilder SetIocs updates IOCS-only objects.

Definition at line 228 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetIocs(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [16/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetIopsIgnoresIocsOnlyObject
	)

Test:

Verify CyclicDataBuilder SetIops ignores an IOCS-only object without an IOPS byte.

Definition at line 241 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetIops(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [17/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSetIopsUpdatesDataObject
	)

Test:

Verify CyclicDataBuilder SetIops updates IOPS for data-bearing objects.

Definition at line 215 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetIops(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [18/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSwapPromotesDirtyBuffer
	)

Test:

Verify CyclicDataBuilder Swap promotes a dirty write buffer.

Definition at line 660 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetData(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [19/28]

TEST_F	(	RtMoreTests	,
		CyclicDataBuilderSwapWithoutChangesPreservesData
	)

Test:

Verify CyclicDataBuilder Swap leaves an already clean buffer unchanged.

Definition at line 417 of file test_rtMore.cpp.

References profinet::rt::CyclicDataBuilder::Build(), profinet::rt::CyclicDataBuilder::SetData(), and profinet::rt::CyclicDataBuilder::Swap().

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TEST_F() [20/28]

TEST_F	(	RtMoreTests	,
		IOCRTimingHelpersCalculateCycleAndWatchdog
	)

Test:

Verify IOCR timing helpers use the configured reduction and send-clock factors.

Definition at line 432 of file test_rtMore.cpp.

References profinet::rt::IOCRConfig::CycleTimeMs(), profinet::rt::IOCRConfig::CycleTimeUs(), profinet::rt::IOCRConfig::reductionRatio, profinet::rt::IOCRConfig::sendClockFactor, profinet::rt::IOCRConfig::watchdogFactor, and profinet::rt::IOCRConfig::WatchdogTimeUs().

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TEST_F() [21/28]

TEST_F	(	RtMoreTests	,
		IOCRTypePredicatesCoverBothDirections
	)

Test:

Verify IOCR type predicates cover input and output configurations.

Definition at line 445 of file test_rtMore.cpp.

References profinet::rt::IOCR_TYPE_INPUT, profinet::rt::IOCR_TYPE_OUTPUT, profinet::rt::IOCRConfig::IsInput(), profinet::rt::IOCRConfig::IsOutput(), and profinet::rt::IOCRConfig::typeIOCR.

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TEST_F() [22/28]

TEST_F	(	RtMoreTests	,
		ParseEthernetFrameAcceptsPriorityVlan
	)

Test:

Verify ParseEthernetFrame accepts a single priority VLAN tag.

Definition at line 180 of file test_rtMore.cpp.

References frame, and profinet::rt::ParseEthernetFrame().

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TEST_F() [23/28]

TEST_F	(	RtMoreTests	,
		ParseEthernetFrameRejectsShortFrames
	)

Test:

Verify ParseEthernetFrame rejects packets shorter than an Ethernet header.

Definition at line 171 of file test_rtMore.cpp.

References length, and profinet::rt::ParseEthernetFrame().

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TEST_F() [24/28]

TEST_F	(	RtMoreTests	,
		ParseEthernetFrameRejectsVlanNonProfinet
	)

Test:

Verify ParseEthernetFrame rejects a VLAN-tagged frame with a non-PROFINET EtherType.

Definition at line 203 of file test_rtMore.cpp.

References profinet::rt::ParseEthernetFrame().

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TEST_F() [25/28]

TEST_F	(	RtMoreTests	,
		RTFrameFromBytesRejectsShortBuffers
	)

Test:

Verify RTFrame parsing rejects every length below the fixed header size.

Definition at line 151 of file test_rtMore.cpp.

References profinet::rt::RTFrame::FromBytes(), and length.

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TEST_F() [26/28]

TEST_F	(	RtMoreTests	,
		RTFrameSerializationPreservesAllFields
	)

Test:

Verify RTFrame serialization retains transfer status as well as payload.

Definition at line 136 of file test_rtMore.cpp.

References frame, and profinet::rt::RTFrame::FromBytes().

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TEST_F() [27/28]

TEST_F	(	RtMoreTests	,
		RTFrameStatusAccessorsCoverAllBits
	)

Test:

Verify RTFrame accessors independently evaluate every status bit.

Definition at line 108 of file test_rtMore.cpp.

References profinet::rt::DATA_STATUS_PROVIDER_RUN, profinet::rt::DATA_STATUS_STATE, profinet::rt::DATA_STATUS_STATION_OK, profinet::rt::DATA_STATUS_VALID, and frame.

TEST_F() [28/28]

TEST_F	(	RtMoreTests	,
		RTFrameToStringIsNonEmpty
	)

Test:

Verify RTFrame::ToString provides a stable non-empty diagnostic string.

Definition at line 163 of file test_rtMore.cpp.