pkgs/build-support/trivial-builders/test/writeCBin.nix

   1 /*
   2   Run with:
   3
   4       cd nixpkgs
   5       nix-build -A tests.trivial-builders.writeCBin
   6 */
   7
   8 {
   9   lib,
  10   writeCBin,
  11   runCommand,
  12 }:
  13 let
  14   output = "hello";
  15   pkg = writeCBin "test-script" ''
  16     #include <stdio.h>
  17     int main () {
  18       printf("hello\n");
  19       return 0;
  20     }
  21   '';
  22 in
  23 assert pkg.meta.mainProgram == "test-script";
  24 runCommand "test-writeCBin" { } ''
  25
  26   echo Testing with getExe...
  27
  28   target=${lib.getExe pkg}
  29   expected=${lib.escapeShellArg output}
  30   got=$("$target")
  31   if [[ "$got" != "$expected" ]]; then
  32     echo "wrong output: expected $expected, got $got"
  33     exit 1
  34   fi
  35
  36   echo Testing with makeBinPath...
  37
  38   PATH="${lib.makeBinPath [ pkg ]}:$PATH"
  39   got=$(test-script)
  40   if [[ "$got" != "$expected" ]]; then
  41     echo "wrong output: expected $expected, got $got"
  42     exit 1
  43   fi
  44
  45   touch $out
  46 ''