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path: root/tvix/castore/src/fixtures.rs
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use crate::{B3Digest, Directory, Node};
use lazy_static::lazy_static;

pub const HELLOWORLD_BLOB_CONTENTS: &[u8] = b"Hello World!";
pub const EMPTY_BLOB_CONTENTS: &[u8] = b"";

lazy_static! {
    pub static ref DUMMY_DIGEST: B3Digest = {
        let u = [0u8; 32];
        (&u).into()
    };
    pub static ref DUMMY_DIGEST_2: B3Digest = {
        let mut u = [0u8; 32];
        u[0] = 0x10;
        (&u).into()
    };
    pub static ref DUMMY_DATA_1: bytes::Bytes = vec![0x01, 0x02, 0x03].into();
    pub static ref DUMMY_DATA_2: bytes::Bytes = vec![0x04, 0x05].into();

    pub static ref HELLOWORLD_BLOB_DIGEST: B3Digest =
        blake3::hash(HELLOWORLD_BLOB_CONTENTS).as_bytes().into();
    pub static ref EMPTY_BLOB_DIGEST: B3Digest =
        blake3::hash(EMPTY_BLOB_CONTENTS).as_bytes().into();

    // 2 bytes
    pub static ref BLOB_A: bytes::Bytes = vec![0x00, 0x01].into();
    pub static ref BLOB_A_DIGEST: B3Digest = blake3::hash(&BLOB_A).as_bytes().into();

    // 1MB
    pub static ref BLOB_B: bytes::Bytes = (0..255).collect::<Vec<u8>>().repeat(4 * 1024).into();
    pub static ref BLOB_B_DIGEST: B3Digest = blake3::hash(&BLOB_B).as_bytes().into();

    // Directories
    pub static ref DIRECTORY_WITH_KEEP: Directory = Directory::try_from_iter([(
        ".keep".try_into().unwrap(),
        Node::File{
            digest: EMPTY_BLOB_DIGEST.clone(),
            size: 0,
            executable: false
    })]).unwrap();
    pub static ref DIRECTORY_COMPLICATED: Directory = Directory::try_from_iter([
        (
            "keep".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_WITH_KEEP.digest(),
                size: DIRECTORY_WITH_KEEP.size()
            }
        ),
        (
            ".keep".try_into().unwrap(),
            Node::File{
                digest: EMPTY_BLOB_DIGEST.clone(),
                size: 0,
                executable: false
            }
        ),
        (
            "aa".try_into().unwrap(),
            Node::Symlink{
                target: "/nix/store/somewhereelse".try_into().unwrap()
            }
        )
    ]).unwrap();
    pub static ref DIRECTORY_A: Directory = Directory::new();
    pub static ref DIRECTORY_B: Directory = Directory::try_from_iter([(
            "a".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_A.digest(),
                size: DIRECTORY_A.size(),
            }
    )]).unwrap();
    pub static ref DIRECTORY_C: Directory = Directory::try_from_iter([
        (
            "a".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_A.digest(),
                size: DIRECTORY_A.size(),
            }
        ),
        (
            "a'".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_A.digest(),
                size: DIRECTORY_A.size(),
            }
        )
    ]).unwrap();
    pub static ref DIRECTORY_D: Directory = Directory::try_from_iter([
        (
            "a".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_A.digest(),
                size: DIRECTORY_A.size(),
            }
        ),
        (
            "b".try_into().unwrap(),
            Node::Directory{
                digest: DIRECTORY_B.digest(),
                size: DIRECTORY_B.size(),
            }
        )
    ]).unwrap();
}