nixpkgs/pkgs/build-support/setup-hooks/patch-rc-path-hooks/test/test-sourcing-bash

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#!/usr/bin/env bash
set -eu -o pipefail
UNPATCHED_SOURCE_FILE="$1"
PATCHED_SOURCE_FILE="$2"
ORIG_PATH="$PWD/alfa:$PWD/bravo"
RESULT_PATH_FROM_UNPATCHED="$(
PATH="$ORIG_PATH"; export PATH
. "$UNPATCHED_SOURCE_FILE"
echo "$PATH"
)"
RESULT_PATH_FROM_PATCHED="$(
PATH="$ORIG_PATH"; export PATH
. "$PATCHED_SOURCE_FILE"
echo "$PATH"
)"
if [[ "$RESULT_PATH_FROM_UNPATCHED" != "$RESULT_PATH_FROM_PATCHED" ]]; then
echo "Result path mismatched: $UNPATCHED_SOURCE_FILE ($RESULT_PATH_FROM_UNPATCHED) and $PATCHED_SOURCE_FILE ($RESULT_PATH_FROM_PATCHED)" >&2
exit 1
fi