sampleiterator-tests.cc File Reference

#include <cstring>
#include <tuple>
#include <gtest/gtest.h>
#include <scroom/bitmap-helpers.hh>

Include dependency graph for sampleiterator-tests.cc:

Classes
class	SampleIterator_iterates
class	SampleIterator_arithmetic

Namespaces
namespace	Scroom
namespace	Scroom::Bitmap
namespace	anonymous_namespace{sampleiterator-tests.cc}

Typedefs
using	ArithmeticParam = std::tuple< int, int, int >

Functions
template<typename T >
std::ostream &	Scroom::Bitmap::operator<< (std::ostream &os, const SampleIterator< T > &it)
	INSTANTIATE_TEST_SUITE_P (SampleIterator_Tests, SampleIterator_iterates, ::testing::ValuesIn(bit_depths))
	for (auto i=0;i< it.samplesPerBase;i++, it++, out++)
	EXPECT_EQ (0, memcmp(testData, output, 2))
	EXPECT_NE (SampleIterator< const uint8_t >(nullptr, 0, 1), SampleIterator< const uint8_t >(testData, 0, 1))
	EXPECT_NE (SampleIterator< uint8_t >(nullptr, 0, 1), SampleIterator< uint8_t >(nullptr, 1, 1))
	EXPECT_NE (SampleIterator< uint8_t >(nullptr, 0, 1), SampleIterator< uint8_t >(nullptr, 0, 2))
	INSTANTIATE_TEST_SUITE_P (SampleIterator_Tests, SampleIterator_arithmetic, ::testing::Combine(::testing::ValuesIn(bit_depths), ::testing::ValuesIn(initial_offsets), ::testing::ValuesIn(deltas)))
	EXPECT_EQ (result, expected)
	EXPECT_EQ (start+delta, expected)
	EXPECT_EQ (delta+start, expected)

Variables
const uint8_t	anonymous_namespace{sampleiterator-tests.cc}::testData [] = {0x65, 0xC7}
const int	anonymous_namespace{sampleiterator-tests.cc}::bit_depths [] = {1, 2, 4, 8}
const int	anonymous_namespace{sampleiterator-tests.cc}::initial_offsets [] = {0, 1}
const int	anonymous_namespace{sampleiterator-tests.cc}::deltas [] = {0, 1, 5}
SampleIterator< const uint8_t >	it (testData, 0, bps)
uint8_t	output [] = {0, 0}
SampleIterator< uint8_t >	out (output, 0, bps)
const unsigned int	mask = (1 << bps) - 1
const SampleIterator< const uint8_t >	start (nullptr, initial_offset, bps)
SampleIterator< const uint8_t >	expected = start
SampleIterator< const uint8_t >	result = start

Typedef Documentation

ArithmeticParam

using ArithmeticParam = std::tuple<int, int, int>

Function Documentation

EXPECT_EQ() [1/4]

EXPECT_EQ	(	0	,
		memcmp(testData, output, 2)
	)

Referenced by for().

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EXPECT_EQ() [2/4]

EXPECT_EQ	(	delta+	start,
		expected
	)

EXPECT_EQ() [3/4]

EXPECT_EQ	(	result	,
		expected
	)

EXPECT_EQ() [4/4]

EXPECT_EQ	(	start+	delta,
		expected
	)

EXPECT_NE() [1/3]

EXPECT_NE	(	SampleIterator< const uint8_t >	nullptr, 0, 1,
		SampleIterator< const uint8_t >	testData, 0, 1
	)

EXPECT_NE() [2/3]

EXPECT_NE	(	SampleIterator< uint8_t >	nullptr, 0, 1,
		SampleIterator< uint8_t >	nullptr, 0, 2
	)

EXPECT_NE() [3/3]

EXPECT_NE	(	SampleIterator< uint8_t >	nullptr, 0, 1,
		SampleIterator< uint8_t >	nullptr, 1, 1
	)

for()

for

(

)

  {
    EXPECT_EQ((testData[0] >> (8 - bps * (i + 1))) & mask, *it);
    EXPECT_EQ((testData[0] >> (8 - bps * (i + 1))) & mask, it.get());
    out.set(*it);
  }

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INSTANTIATE_TEST_SUITE_P() [1/2]

INSTANTIATE_TEST_SUITE_P	(	SampleIterator_Tests	,
		SampleIterator_arithmetic	,
		::testing::Combine(::testing::ValuesIn(bit_depths), ::testing::ValuesIn(initial_offsets), ::testing::ValuesIn(deltas))
	)

INSTANTIATE_TEST_SUITE_P() [2/2]

INSTANTIATE_TEST_SUITE_P	(	SampleIterator_Tests	,
		SampleIterator_iterates	,
		::testing::ValuesIn(bit_depths)
	)

Variable Documentation

expected

SampleIterator<const uint8_t> expected = start

it

SampleIterator< const uint8_t > it(testData, 0, bps)	(	testData	,
		0	,
		bps
	)

Initial value:

{
  const int bps = GetParam()

Referenced by for(), TransformPresentation::open(), Scroom::Bitmap::operator<<(), and Scroom::Utils::SingleContext::set().

mask

const unsigned int mask = (1 << bps) - 1

Referenced by for().

out

SampleIterator< uint8_t > out(output, 0, bps)	(	output	,
		0	,
		bps
	)

Referenced by for().

output

uint8_t output[] = {0, 0}

{0, 0};

result

Segment< int > const result = start

Referenced by ThreadPool::add(), CommonOperations::cacheZoom(), charpFromString(), Scroom::MemoryBlobs::Detail::compressBlob(), TiledBitmap::create(), Scroom::ColormapImpl::ColormapProvider::create(), TileViewState::create(), Scroom::Utils::Count::create(), TiledBitmap::create(), Colormap::createDefault(), Colormap::createDefaultInverted(), CompressedTile::do_load(), Scroom::MemoryBlobs::Blob::get(), Scroom::Utils::get(), Scroom::Tiff::getColorMap(), CompressedTile::getConstTileAsync(), CompressedTile::getConstTileSync(), Pnm::getFilters(), Tiff::getFilters(), Scroom::MemoryBlobs::PageProvider::getFreePage(), Scroom::Utils::Observable< T >::getObservers(), Scroom::MemoryBlocks::Detail::SwapBasedBlockAllocator::getPages(), CompressedTile::getState(), CompressedTile::getTileSync(), TransparentOverlayPresentation::getViews(), CompressedTile::getViewState(), has_at_least_n_threads(), Scroom::MemoryBlobs::Blob::initialize(), Scroom::LoggerContainer::instance(), Scroom::Bookkeeping::MapBase< K, V >::keys(), Scroom::MemoryBlobs::Blob::load(), Scroom::ColormapImpl::Colormaps::load(), main(), DummyView::nextStatusMessage(), no_op(), CompressedTile::observerAdded(), anonymous_namespace{tiledbitmappresentation.cc}::OpenTiledBitmapAsPresentation::open(), Scroom::Utils::operator*(), Scroom::Utils::operator*(), Scroom::Utils::operator+(), Scroom::Bitmap::SampleIterator< ConstBase >::operator++(), Scroom::Utils::operator-(), Scroom::Utils::operator/(), Colormap::setAlpha(), anonymous_namespace{tiledbitmappresentation.cc}::sumPipetteColors(), anonymous_namespace{tiffsource.cc}::TIFFGetFieldChecked(), anonymous_namespace{tiffsource.cc}::TIFFGetFieldCheckedOr(), Scroom::Utils::ParentContext::try_get(), and Scroom::Bookkeeping::MapBase< K, V >::values().

start

const SampleIterator< const uint8_t > start(nullptr, initial_offset, bps)	(	nullptr	,
		initial_offset	,
		bps
	)

Initial value:

{
  auto [bps, initial_offset, delta] = GetParam()

Referenced by Scroom::Utils::make_rect_from_start_end(), Scroom::Utils::make_segment(), Scroom::Utils::make_segment_from_start_end(), MeasureHandler::render(), PipetteHandler::render(), and Scroom::Utils::TweakSelection::tweakSelection().