core/pkgs/build-support/trivial-builders/test/writeCBin.nix
2024-05-13 22:24:10 +01:00

42 lines
810 B
Nix

/* Run with:
cd nixpkgs
nix-build -A tests.trivial-builders.writeCBin
*/
{ lib, writeCBin, runCommand }:
let
output = "hello";
pkg = writeCBin "test-script" ''
#include <stdio.h>
int main () {
printf("hello\n");
return 0;
}
'';
in assert pkg.meta.mainProgram == "test-script";
runCommand "test-writeCBin" { } ''
echo Testing with getExe...
target=${lib.getExe pkg}
expected=${lib.escapeShellArg output}
got=$("$target")
if [[ "$got" != "$expected" ]]; then
echo "wrong output: expected $expected, got $got"
exit 1
fi
echo Testing with makeBinPath...
PATH="${lib.makeBinPath [ pkg ]}:$PATH"
got=$(test-script)
if [[ "$got" != "$expected" ]]; then
echo "wrong output: expected $expected, got $got"
exit 1
fi
touch $out
''