nixpkgs/pkgs/development/compilers/idris2/tests.nix
wchresta 7389893ebf idris2: add package tests
We had some bugs because simple compilation / execution cases
failed. This adds some very simple package tests that should
help us find these.
2021-12-23 18:25:24 +01:00

68 lines
1.7 KiB
Nix

{ stdenv, lib, pname, idris2, zsh }:
let
testCompileAndRun = {testName, code, want, packages ? []}: let
packageString = builtins.concatStringsSep " " (map (p: "--package " + p) packages);
in stdenv.mkDerivation {
name = "${pname}-${testName}";
meta.timeout = 60;
# with idris2 compiled binaries assume zsh is available on darwin, but that
# is not the case with pure nix environments. Thus, we need to include zsh
# when we build for darwin in tests. While this is impure, this is also what
# we find in real darwin hosts.
nativeBuildInputs = lib.optional stdenv.isDarwin [ zsh ];
buildCommand = ''
set -eo pipefail
cat > packageTest.idr <<HERE
${code}
HERE
${idris2}/bin/idris2 ${packageString} -o packageTest packageTest.idr
GOT=$(./build/exec/packageTest)
if [ "$GOT" = "${want}" ]; then
echo "${testName} SUCCESS: '$GOT' = '${want}'"
else
>&2 echo "Got '$GOT', want: '${want}'"
exit 1
fi
touch $out
'';
};
in {
# Simple hello world compiles, runs and outputs as expected
hello-world = testCompileAndRun {
testName = "hello-world";
code = ''
module Main
main : IO ()
main = putStrLn "Hello World!"
'';
want = "Hello World!";
};
# Data.Vect.Sort is available via --package contrib
use-contrib = testCompileAndRun {
testName = "use-contrib";
code = ''
module Main
import Data.Vect
import Data.Vect.Sort -- from contrib
vect : Vect 3 Int
vect = 3 :: 1 :: 5 :: Nil
main : IO ()
main = putStrLn $ show (sort vect)
'';
want = "[1, 3, 5]";
};
}