sqlite-parquet-vtable/tests/test-queries

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#!/bin/bash
set -euo pipefail
# For each files in tests/queries/*, mount that parquet file, run the query, and compare
# its output.
run_query() {
file=${1:?must provide testcase file}
parquet_file=${2:?must provide parquet file to load}
query=${3:?must provide query to run}
basename=$(basename "$file")
cat <<EOF
.load parquet/libparquet
.testcase $basename
.bail on
CREATE VIRTUAL TABLE test USING parquet('parquet-generator/$parquet_file');
$query
EOF
}
main() {
root=$(dirname "${BASH_SOURCE[0]}")/..
root=$(readlink -f "$root")
cd "$root"
queries=$(find tests/queries -type f -name '*.sql')
while read -r file; do
echo "Testing: $file"
parquet_file=$(head -n1 "$file")
query=$(head -n2 "$file" | tail -n1)
results=$(tail -n+3 "$file")
if ! "$root"/sqlite/sqlite3 -init <(run_query "$file" "$parquet_file" "$query") < /dev/null > /dev/null 2> testcase-err.txt; then
echo "...FAILED; check testcase-{out,err}.txt" >&2
exit 1
fi
diff testcase-out.txt <(echo "$results")
done < <(echo "$queries")
}
main "$@"