test/testdata/eval-okay-substring-context.nix


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with builtins;

let

  s = "${builtins.derivation { name = "test"; builder = "/bin/sh"; system = "x86_64-linux"; }}";

in

if getContext s == getContext "${substring 0 0 s + unsafeDiscardStringContext s}"
then "okay"
else throw "empty substring should preserve context"