61 lines
2 KiB
Nix
61 lines
2 KiB
Nix
{ stdenv
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, lib
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, sage-with-env
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, makeWrapper
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, files ? null # "null" means run all tests
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, longTests ? true # run tests marked as "long time" (roughly doubles runtime)
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# Run as many tests as possible in approximately n seconds. This will give each
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# file to test a "time budget" and stop tests if it is exceeded. 300 is the
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# upstream default value.
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# https://trac.sagemath.org/ticket/25270 for details.
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, timeLimit ? null
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}:
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# for a quick test of some source files:
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# nix-build -E 'with (import ./. {}); sage.tests.override { files = [ "src/sage/misc/cython.py" ];}'
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let
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src = sage-with-env.env.lib.src;
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runAllTests = files == null;
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testArgs = if runAllTests then "--all" else testFileList;
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patienceSpecifier = if longTests then "--long" else "";
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timeSpecifier = if timeLimit == null then "" else "--short ${toString timeLimit}";
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relpathToArg = relpath: lib.escapeShellArg "${src}/${relpath}"; # paths need to be absolute
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testFileList = lib.concatStringsSep " " (map relpathToArg files);
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in
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stdenv.mkDerivation rec {
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version = src.version;
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name = "sage-tests-${version}";
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inherit src;
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buildInputs = [
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makeWrapper
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sage-with-env
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];
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dontUnpack = true;
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configurePhase = "#do nothing";
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buildPhase = "#do nothing";
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installPhase = ''
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# This output is not actually needed for anything, the package just
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# exists to decouple the sage build from its t ests.
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mkdir -p "$out/bin"
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# Like a symlink, but make sure that $0 points to the original.
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makeWrapper "${sage-with-env}/bin/sage" "$out/bin/sage"
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'';
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doInstallCheck = true;
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installCheckPhase = ''
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export HOME="$TMPDIR/sage-home"
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mkdir -p "$HOME"
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# avoid running out of memory with many threads in subprocesses, see
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# https://github.com/NixOS/nixpkgs/pull/65802
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export GLIBC_TUNABLES=glibc.malloc.arena_max=4
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echo "Running sage tests with arguments ${timeSpecifier} ${patienceSpecifier} ${testArgs}"
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"sage" -t --nthreads "$NIX_BUILD_CORES" --optional=sage ${timeSpecifier} ${patienceSpecifier} ${testArgs}
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'';
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}
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