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Add test for AudioBuffer padding

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This commit is contained in:
Jean Pierre Cimalando 2020-06-11 03:36:49 +02:00
parent c94eea2a3f
commit b0e7c9dba3
1 changed files with 35 additions and 0 deletions
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35
tests/AudioBufferT.cpp
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@ -83,3 +83,38 @@ TEST_CASE("[AudioSpan] Constructions")
sfz::AudioSpan<float> manualSpan2 { {buffer.getSpan(0), buffer.getSpan(1) } };
sfz::AudioSpan<const float> manualConstSpan2 { { buffer.getConstSpan(0), buffer.getConstSpan(1) } };
}
TEST_CASE("[AudioBuffer] Padding")
{
constexpr size_t channels = 2;
constexpr size_t numFrames = 7777;
constexpr unsigned alignment = 32;
constexpr size_t padLeft = 13;
constexpr size_t padRight = 51;
sfz::AudioBuffer<float, channels, alignment, padLeft, padRight> padded { channels, numFrames };
// ensure padding to be extended to respect alignment
constexpr size_t extendedPadLeft = padded.PaddingLeft;
REQUIRE(extendedPadLeft == 32);
// ensure access functions to return consistent addresses with offset
for (size_t c = 0; c < channels; ++c) {
REQUIRE(padded.getSpan(c).data() == &padded.getSample(c, 0));
REQUIRE(padded.getConstSpan(c).data() == &padded.getSample(c, 0));
REQUIRE(padded.getSpan(c).data() == padded.channelReader(c));
REQUIRE(padded.getSpan(c).data() == padded.channelWriter(c));
REQUIRE(padded.getSpan(c).end() == padded.channelReaderEnd(c));
REQUIRE(padded.getSpan(c).end() == padded.channelWriterEnd(c));
}
padded.clear();
// ensure all padding areas to be accessible and zero after clearing
for (size_t c = 0; c < channels; ++c) {
absl::Span<const float> leftSpan { padded.getSpan(0).data() - extendedPadLeft, extendedPadLeft };
absl::Span<const float> rightSpan { padded.getSpan(0).end(), padRight };
REQUIRE(std::all_of(leftSpan.begin(), leftSpan.end(), [](float value) { return value == 0.0f; }));
REQUIRE(std::all_of(rightSpan.begin(), rightSpan.end(), [](float value) { return value == 0.0f; }));
}
}