test #28

	name: CI test
	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	jobs:
	build:
	name: Build and test
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Build cat-once
	run: \|
	cargo build --release
	sudo mv target/release/cat-once /usr/bin/cat-once

	- name: Prepare test file
	run: \|
	cat-once --file test.file --test-create-ascii-file-size=1000000000
	sha1sum test.file > test-in.file.sha1
	tar -cf - test.file \| zstd -c > test.tar.zstd

	- name: Mount tmpfs
	run: \|
	mkdir tmp
	sudo mount -t tmpfs -o size=1100M tmpfs tmp
	cp test.tar.zstd tmp
	cd tmp
	cat-once --file test.tar.zstd > test2.tar.zstd
	cat-once --file test2.tar.zstd \| tar -I zstd -xf - -C .
	sha1sum test.file > ../test-out.file.sha1

	- name: Compare checksums
	run: \|
	cat test-in.file.sha1
	cat test-out.file.sha1
	diff test-in.file.sha1 test-out.file.sha1

	- name: Random tests
	run: \|
	for i in {1..100}; do
	file_size=$(( ( RANDOM % 10000000 ) + 1 ))
	chunk_size=$(( ( RANDOM % 1000000 ) + 20000 ))
	cat-once --file test.file --test-create-ascii-file-size=$file_size
	sha1sum test.file > test-in.file.sha1
	cargo run --release -- --file test.file --chunk-size $chunk_size > test-out.file
	if [ ! -e "test.file" ]; then
	echo "File does not exist."
	exit 1
	fi
	mv test-out.file test.file
	sha1sum test.file > test-out.file.sha1
	diff test-in.file.sha1 test-out.file.sha1
	done

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