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108 lines
3.2 KiB
Nix
108 lines
3.2 KiB
Nix
# This package provides `tectonic.passthru.tests`.
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# It requires internet access to fetch tectonic's resource bundle on demand.
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{
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lib,
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fetchFromGitHub,
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writeText,
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runCommand,
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tectonic,
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curl,
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cacert,
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emptyFile,
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}:
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let
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/*
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Currently, the test files are only fully available from the `dev` branch of
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`biber`. When https://github.com/plk/biber/pull/467 is eventually released,
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we can obtain the test files from `texlive.pkgs.biber.texsource`. For now,
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i.e. biber<=2.19, we fetch the test files directly from GitHub.
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*/
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biber-dev-source = fetchFromGitHub {
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owner = "plk";
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repo = "biber";
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# curl https://api.github.com/repos/plk/biber/pulls/467 | jq .merge_commit_sha
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rev = "d43e352586f5c9f98f0331978ca9d0b908986e09";
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hash = "sha256-Z5BdMteBouiDQasF6GZXkS//YzrZkcX1eLvKIQIBkBs=";
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};
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testfiles = "${biber-dev-source}/testfiles";
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noNetNotice = writeText "tectonic-offline-notice" ''
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# To fetch tectonic's web bundle, the tests require internet access,
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# which is not available in the current environment.
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'';
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# `cacert` is required for tls connections
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nativeBuildInputs = [
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curl
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cacert
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tectonic
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];
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checkInternet = ''
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if curl --head "bing.com"; then
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set -e # continue to the tests defined below, fail on error
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else
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cat "${noNetNotice}"
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cp "${emptyFile}" "$out"
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exit # bail out gracefully when there is no internet, do not panic
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fi
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'';
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networkRequiringTestPkg =
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name: script:
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runCommand
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/*
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Introduce dependence on `tectonic` in the test package name. Note that
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adding `tectonic` to `nativeBuildInputs` is not enough to trigger
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rebuilds for a fixed-output derivation. One must update its name or
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output hash to induce a rebuild. This behavior is exactly the same as a
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standard nixpkgs "fetcher" such as `fetchurl`.
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*/
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"test-${lib.removePrefix "${builtins.storeDir}/" tectonic.outPath}-${name}"
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{
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/*
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Make a fixed-output derivation, return an `emptyFile` with fixed hash.
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These derivations are allowed to access the internet from within a
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sandbox, which allows us to test the automatic download of resource
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files in tectonic, as a side effect. The `tectonic.outPath` is included
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in `name` to induce rebuild of this fixed-output derivation whenever
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the `tectonic` derivation is updated.
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*/
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inherit (emptyFile)
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outputHashMode
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outputHash
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;
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allowSubstitutes = false;
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inherit nativeBuildInputs;
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}
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''
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${checkInternet}
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${script}
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cp "${emptyFile}" "$out"
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'';
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in
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lib.mapAttrs networkRequiringTestPkg {
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biber-compatibility = ''
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# import the test files
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cp "${testfiles}"/* .
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# tectonic caches in the $HOME directory, so set it to $PWD
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export HOME=$PWD
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tectonic -X compile ./test.tex
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'';
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workspace = ''
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tectonic -X new
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cat Tectonic.toml | grep "${tectonic.bundleUrl}"
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'';
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/**
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test that the `nextonic -> tectonic` symlink is working as intended
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*/
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nextonic = ''
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nextonic new 2>&1 \
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| grep '"version 2" Tectonic command-line interface activated'
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'';
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}
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