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https://github.com/ClickHouse/ClickHouse.git
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34 lines
993 B
Bash
Executable File
34 lines
993 B
Bash
Executable File
#!/usr/bin/env bash
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# shellcheck source=../shell_config.sh
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CURDIR=$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)
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# shellcheck source=../shell_config.sh
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. "$CURDIR"/../shell_config.sh
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set -e
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TEMP_DIR="$(mktemp -d /tmp/clickhouse.test..XXXXXX)"
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cd "${TEMP_DIR:?}"
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function cleanup()
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{
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rm -fr "${TEMP_DIR:?}"
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}
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trap cleanup EXIT
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# This is random garbage, so compression ratio will be very low.
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tr -cd 'a-z0-9' < /dev/urandom | head -c1M > input
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# stdin/stdout streams
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$CLICKHOUSE_COMPRESSOR < input > output
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diff -q <($CLICKHOUSE_COMPRESSOR --decompress < output) input
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# positional arguments, and that fact that input/output will be overwritten
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$CLICKHOUSE_COMPRESSOR input output
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diff -q <($CLICKHOUSE_COMPRESSOR --decompress output) input
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# --offset-in-decompressed-block
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diff -q <($CLICKHOUSE_COMPRESSOR --decompress --offset-in-decompressed-block 10 output) <(tail -c+$((10+1)) input)
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# TODO: --offset-in-compressed-file using some .bin file (via clickhouse-local + check-marks)
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