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#!/bin/sh
TEST_INPUT="numbers.txt"
SORTER="./sorter"
REF="sort -s -n -k 2"
SORTER_OUT="sorter_out.txt"
REF_OUT="ref_output.txt"
DIFF_FILE="diff.txt"
$SORTER "$TEST_INPUT" > "$SORTER_OUT"
$REF "$TEST_INPUT" > "$REF_OUT"
# Compare outputs
if diff -q "$SORTER_OUT" "$REF_OUT" > /dev/null; then
echo "Passed: $TEST_INPUT"
else
echo "Failed: $TEST_INPUT"
echo "Differences:"
diff -u "$SORTER_OUT" "$REF_OUT" > "$DIFF_FILE"
diff -u "$SORTER_OUT" "$REF_OUT" | head -n 20
echo
fi
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