pkgs/build-support/trivial-builders/test/write-text-file.nix

   1 /*
   2   To run:
   3
   4       cd nixpkgs
   5       nix-build -A tests.trivial-builders.writeTextFile
   6
   7   or to run an individual test case
   8
   9       cd nixpkgs
  10       nix-build -A tests.trivial-builders.writeTextFile.foo
  11 */
  12 { lib, runCommand, runtimeShell, writeTextFile }:
  13 let
  14   veryWeirdName = ''here's a name with some "bad" characters, like spaces and quotes'';
  15 in
  16 lib.recurseIntoAttrs {
  17
  18   different-exe-name =
  19     let
  20       pkg = writeTextFile {
  21         name = "bar";
  22         destination = "/bin/foo";
  23         executable = true;
  24         text = ''
  25           #!${runtimeShell}
  26           echo hi
  27         '';
  28       };
  29     in
  30       assert pkg.meta.mainProgram == "foo";
  31       assert baseNameOf (lib.getExe pkg) == "foo";
  32       assert pkg.name == "bar";
  33       runCommand "test-writeTextFile-different-exe-name" {} ''
  34         PATH="${lib.makeBinPath [ pkg ]}:$PATH"
  35         x=$(foo)
  36         [[ "$x" == hi ]]
  37         touch $out
  38       '';
  39
  40   weird-name = writeTextFile {
  41     name = "weird-names";
  42     destination = "/etc/${veryWeirdName}";
  43     text = ''passed!'';
  44     checkPhase = ''
  45       # intentionally hardcode everything here, to make sure
  46       # Nix does not mess with file paths
  47
  48       name="here's a name with some \"bad\" characters, like spaces and quotes"
  49       fullPath="$out/etc/$name"
  50
  51       if [ -f "$fullPath" ]; then
  52         echo "[PASS] File exists!"
  53       else
  54         echo "[FAIL] File was not created at expected path!"
  55         exit 1
  56       fi
  57
  58       content=$(<"$fullPath")
  59       expected="passed!"
  60
  61       if [ "$content" = "$expected" ]; then
  62         echo "[PASS] Contents match!"
  63       else
  64         echo "[FAIL] File contents don't match!"
  65         echo "       Expected: $expected"
  66         echo "       Got:      $content"
  67         exit 2
  68       fi
  69     '';
  70   };
  71 }