cdbdd2d04e
This is now supported in the standard library via std::sync::LazyLock, but requires some manual shuffling around of code. Change-Id: Ia0370ca46cb1c6122a452b1d117160536b632c7e Reviewed-on: https://cl.tvl.fyi/c/depot/+/12612 Autosubmit: flokli <flokli@flokli.de> Tested-by: BuildkiteCI Reviewed-by: tazjin <tazjin@tvl.su>
120 lines
3.6 KiB
Rust
120 lines
3.6 KiB
Rust
use bytes::Bytes;
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use std::sync::LazyLock;
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use crate::{B3Digest, Directory, Node};
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pub const HELLOWORLD_BLOB_CONTENTS: &[u8] = b"Hello World!";
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pub const EMPTY_BLOB_CONTENTS: &[u8] = b"";
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pub static DUMMY_DIGEST: LazyLock<B3Digest> = LazyLock::new(|| (&[0u8; 32]).into());
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pub static DUMMY_DIGEST_2: LazyLock<B3Digest> = LazyLock::new(|| {
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let mut u = [0u8; 32];
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u[0] = 0x10;
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(&u).into()
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});
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pub static DUMMY_DATA_1: LazyLock<Bytes> = LazyLock::new(|| vec![0x01, 0x02, 0x03].into());
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pub static DUMMY_DATA_2: LazyLock<Bytes> = LazyLock::new(|| vec![0x04, 0x05].into());
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pub static HELLOWORLD_BLOB_DIGEST: LazyLock<B3Digest> =
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LazyLock::new(|| blake3::hash(HELLOWORLD_BLOB_CONTENTS).as_bytes().into());
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pub static EMPTY_BLOB_DIGEST: LazyLock<B3Digest> =
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LazyLock::new(|| blake3::hash(EMPTY_BLOB_CONTENTS).as_bytes().into());
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// 2 bytes
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pub static BLOB_A: LazyLock<Bytes> = LazyLock::new(|| vec![0x00, 0x01].into());
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pub static BLOB_A_DIGEST: LazyLock<B3Digest> =
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LazyLock::new(|| blake3::hash(&BLOB_A).as_bytes().into());
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// 1MB
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pub static BLOB_B: LazyLock<Bytes> =
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LazyLock::new(|| (0..255).collect::<Vec<u8>>().repeat(4 * 1024).into());
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pub static BLOB_B_DIGEST: LazyLock<B3Digest> =
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LazyLock::new(|| blake3::hash(&BLOB_B).as_bytes().into());
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// Directories
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pub static DIRECTORY_WITH_KEEP: LazyLock<Directory> = LazyLock::new(|| {
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Directory::try_from_iter([(
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".keep".try_into().unwrap(),
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Node::File {
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digest: EMPTY_BLOB_DIGEST.clone(),
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size: 0,
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executable: false,
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},
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)])
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.unwrap()
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});
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pub static DIRECTORY_COMPLICATED: LazyLock<Directory> = LazyLock::new(|| {
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Directory::try_from_iter([
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(
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"keep".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_WITH_KEEP.digest(),
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size: DIRECTORY_WITH_KEEP.size(),
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},
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),
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(
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".keep".try_into().unwrap(),
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Node::File {
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digest: EMPTY_BLOB_DIGEST.clone(),
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size: 0,
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executable: false,
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},
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),
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(
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"aa".try_into().unwrap(),
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Node::Symlink {
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target: "/nix/store/somewhereelse".try_into().unwrap(),
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},
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),
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])
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.unwrap()
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});
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pub static DIRECTORY_A: LazyLock<Directory> = LazyLock::new(Directory::new);
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pub static DIRECTORY_B: LazyLock<Directory> = LazyLock::new(|| {
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Directory::try_from_iter([(
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"a".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_A.digest(),
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size: DIRECTORY_A.size(),
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},
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)])
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.unwrap()
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});
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pub static DIRECTORY_C: LazyLock<Directory> = LazyLock::new(|| {
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Directory::try_from_iter([
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(
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"a".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_A.digest(),
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size: DIRECTORY_A.size(),
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},
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),
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(
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"a'".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_A.digest(),
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size: DIRECTORY_A.size(),
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},
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),
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])
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.unwrap()
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});
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pub static DIRECTORY_D: LazyLock<Directory> = LazyLock::new(|| {
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Directory::try_from_iter([
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(
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"a".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_A.digest(),
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size: DIRECTORY_A.size(),
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},
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),
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(
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"b".try_into().unwrap(),
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Node::Directory {
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digest: DIRECTORY_B.digest(),
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size: DIRECTORY_B.size(),
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},
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),
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])
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.unwrap()
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});
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