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CUDA backend: Add nvrtc compile test #39

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CUDA backend: Add nvrtc compile test #39

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98cdc5a
Remove placeholder test
schnellerhase Mar 31, 2026
0b3db8c
Add nvrtc compile test
schnellerhase Mar 30, 2026
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11 changes: 0 additions & 11 deletions test/cuda/test_api.py
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16 changes: 15 additions & 1 deletion test/cuda/test_nvrtc.py → test/cuda/test_cuda.py
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import subprocess
from pathlib import Path

import ffcx.main
import pytest

pytest.importorskip("nvidia.cuda_nvrtc", reason="NVRTC not available on all platforms.")
Expand Down Expand Up @@ -47,7 +48,7 @@ def test_compiler_arg_count(nvrtc_compiler: None) -> None:
assert "Usage:" in str(error.value)


def test_demo_nvrtc(nvrtc_compiler: None) -> None:
def test_sample_integral(nvrtc_compiler: None) -> None:
cuda = Path(__file__).parent
build = cuda / "nvrtc_compiler" / "build"
source = cuda / "sample_integral.cu"
Expand All @@ -56,3 +57,16 @@ def test_demo_nvrtc(nvrtc_compiler: None) -> None:
["./nvrtc_compiler", source],
cwd=build,
)


@pytest.mark.parametrize("dtype", ["float32", "float64"])
def test_poisson(nvrtc_compiler: None, dtype: str) -> None:
opts = f"--language ffcx_backends.cuda --scalar_type {dtype}"
directory = Path(__file__).parent.parent
assert ffcx.main.main([str(directory / "poisson.py"), *opts.split(" ")]) == 0

cuda = Path(__file__).parent
build = cuda / "nvrtc_compiler" / "build"
source = cuda / "sample_integral.cu"

subprocess.check_call([build / "nvrtc_compiler", source], cwd=build)
6 changes: 0 additions & 6 deletions test/test_placeholder.py
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