a2kit 4.4.2

Retro disk image and language utility
Documentation 
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// test of DOS 3.2 support, which resides in the dos3x disk image module
use std::path::Path;
use std::collections::HashMap;
use a2kit::fs::{dos3x,DiskFS};
use a2kit::bios::Block;
use a2kit::img::{dsk_d13,woz1,woz2,names,Track};
use a2kit::commands::ItemType;
use a2kit::lang::integer;

const RCH: &str = "unreachable was reached";

pub const JSON_REC: &str = "
{
    \"fimg_type\": \"rec\",
    \"record_length\": 127,
    \"records\": {
        \"2000\": [\"HELLO FROM TREE 2\"],
        \"4000\": [\"HELLO FROM TREE 2\"]
    }
}";

fn ignore_boot_tracks(ignore: &mut HashMap<Block,Vec<usize>>) {
    for t in 0..3 {
        for s in 0..13 {
            let mut all = vec![0;256];
            for i in 0..256 {
                all[i] = i;
            }
            ignore.insert(Block::D13([t,s]),all);
        }
    }
}

fn get_tokens(filename: &str) -> Vec<u8> {
    let basic_program = std::fs::read_to_string(&Path::new("tests").
        join("disk_builders").
        join(filename)).expect("failed to read source code");
    let mut tokenizer = integer::tokenizer::Tokenizer::new();
    tokenizer.tokenize(basic_program).expect("tokenizer failed")
}

#[test]
fn out_of_space() {
    let img = dsk_d13::D13::create(35);
    let mut disk = dos3x::Disk::from_img(Box::new(img)).expect("bad setup");
    let big: Vec<u8> = vec![0;0x7f00];
    disk.init32(254,true).expect("failed to INIT");
    let mut fimg = disk.new_fimg(None, false, "f1").expect(RCH);
    fimg.pack_bin(&big,Some(0x800),None).expect(RCH);
    disk.put_at("f1",&mut fimg).expect(RCH);
    disk.put_at("f2",&mut fimg).expect(RCH);
    disk.put_at("f3",&mut fimg).expect(RCH);
    match disk.put_at("f4",&mut fimg) {
        Ok(l) => assert!(false,"wrote {} but should be disk full",l),
        Err(e) => match e.to_string().as_str() {
            "DISK FULL" => assert!(true),
            _ => assert!(false,"unexpected error")
        }
    }
}

#[test]
fn read_small() {
    // Formatting: DOS, Writing: Virtual II
    // This tests a small BASIC program, binary, and text files
    let img = std::fs::read(&Path::new("tests").join("dos32-smallfiles.woz")).expect("failed to read test image file");
    let mut emulator_disk = a2kit::create_fs_from_bytestream(&img,None,None).expect("fs not found");

    // check the BASIC program
    let lib_tokens = get_tokens("disk_builder.ibas");
    let disk_tokens = emulator_disk.get("hello").expect(RCH).unpack_tok().expect(RCH);
    assert_eq!(disk_tokens,lib_tokens);

    // check the binary
    let fimg = emulator_disk.get("thechip").expect(RCH);
    let binary_data = fimg.unpack_bin().expect(RCH);
    assert_eq!(binary_data,vec![6,5,0,2]);
    assert_eq!(fimg.get_load_address(),768);

    // check the sequential text file
    let txt = emulator_disk.get("thetext").expect(RCH).unpack_txt().expect(RCH);
    assert_eq!(&txt,"HELLO FROM DOS 3.2\n");
}

#[test]
fn write_small_flux() {
    // Formatting: DOS, Writing: Virtual II
    // This tests a small BASIC program, binary, and text file, with the additional wrinkle of a flux track.
    // The flux track does not exist on the reference disk, which is fine since we only compare decoded sectors.
    let img = woz2::Woz2::create(35, names::A2_DOS32_KIND,None,vec![Track::Num(17)]).expect("could not create");
    let mut disk = dos3x::Disk::from_img(Box::new(img)).expect("bad setup");
    disk.init32(254,true).expect("failed to INIT");

    // save the BASIC program
    let lib_tokens = get_tokens("disk_builder.ibas");
    let mut fimg = disk.new_fimg(None, false, "hello").expect(RCH);
    fimg.pack_tok(&lib_tokens,ItemType::IntegerTokens,Some(&vec![0x08])).expect(RCH);
    disk.put(&fimg).expect(RCH);

    // save the binary
    fimg.pack_bin(&[6,5,0,2],Some(768),Some(&vec![0x0a])).expect(RCH);
    disk.put_at("thechip",&mut fimg).expect(RCH);

    // save the text
    fimg.pack_txt("HELLO FROM DOS 3.2\n").expect(RCH);
    disk.put_at("thetext",&mut fimg).expect(RCH);

    let mut ignore = disk.standardize(0);
    ignore_boot_tracks(&mut ignore);
    disk.compare(&Path::new("tests").join("dos32-smallfiles.woz"),&ignore);
}

#[test]
fn write_small() {
    // Formatting: DOS, Writing: Virtual II
    // This tests a small BASIC program, binary, and text file
    let img = woz1::Woz1::create(35, names::A2_DOS32_KIND,None).expect("could not create");
    let mut disk = dos3x::Disk::from_img(Box::new(img)).expect("bad setup");
    disk.init32(254,true).expect("failed to INIT");

    // save the BASIC program
    let lib_tokens = get_tokens("disk_builder.ibas");
    let mut fimg = disk.new_fimg(None, false, "hello").expect(RCH);
    fimg.pack_tok(&lib_tokens,ItemType::IntegerTokens,Some(&vec![0x08])).expect(RCH);
    disk.put(&fimg).expect(RCH);

    // save the binary
    fimg.pack_bin(&[6,5,0,2],Some(768),Some(&vec![0x0a])).expect(RCH);
    disk.put_at("thechip",&mut fimg).expect(RCH);

    // save the text
    fimg.pack_txt("HELLO FROM DOS 3.2\n").expect(RCH);
    disk.put_at("thetext",&mut fimg).expect(RCH);

    let mut ignore = disk.standardize(0);
    ignore_boot_tracks(&mut ignore);
    disk.compare(&Path::new("tests").join("dos32-smallfiles.woz"),&ignore);
}


#[test]
fn read_big() {
    // Formatting: DOS, Writing: Virtual II
    // This tests a small BASIC program, large binary, and two sparse text files
    let img = std::fs::read(&Path::new("tests").join("dos32-bigfiles.woz")).expect("failed to read test image file");
    let mut emulator_disk = a2kit::create_fs_from_bytestream(&img,None,None).expect("could not interpret image");
    let mut buf: Vec<u8>;

    // check the BASIC program
    let lib_tokens = get_tokens("disk_builder.ibas");
    let fimg = emulator_disk.get("hello").expect(RCH);
    let disk_tokens = fimg.unpack_tok().expect(RCH);
    assert_eq!(disk_tokens,lib_tokens);

    // check the text records
    let recs = emulator_disk.get("tree1").expect(RCH).unpack_rec(Some(128)).expect(RCH);
    assert_eq!(recs.map.get(&2000).unwrap(),"HELLO FROM TREE 1\n");
    let recs = emulator_disk.get("tree2").expect(RCH).unpack_rec(Some(127)).expect(RCH);
    assert_eq!(recs.map.get(&2000).unwrap(),"HELLO FROM TREE 2\n");
    assert_eq!(recs.map.get(&4000).unwrap(),"HELLO FROM TREE 2\n");

    // check a large binary (sapling terminology is vestigial)
    buf = vec![0;16384];
    for i in 0..16384 {
        buf[i] = (i%256) as u8;
    }
    let fimg = emulator_disk.get("sapling").expect(RCH);
    let binary_data = fimg.unpack_bin().expect(RCH);
    assert_eq!(binary_data,buf);
    assert_eq!(fimg.get_load_address(),16384);

}

#[test]
fn write_big() {
    // Formatting: DOS, Writing: Virtual II
    // This tests a small BASIC program, large binary, and two sparse text files
    let mut buf: Vec<u8>;
    let img = dsk_d13::D13::create(35);
    let mut disk = dos3x::Disk::from_img(Box::new(img)).expect("bad setup");
    disk.init32(254,true).expect("failed to INIT");

    // create and save the BASIC program
    let tokens = get_tokens("disk_builder.ibas");
    let mut fimg = disk.new_fimg(None,false,"hello").expect(RCH);
    fimg.pack_tok(&tokens,ItemType::IntegerTokens,Some(&vec![0x08])).expect(RCH);
    disk.put(&fimg).expect(RCH);

    // make tree files directly and from JSON
    let mut records = a2kit::fs::Records::new(128);
    records.add_record(2000, "HELLO FROM TREE 1");
    fimg.pack_rec(&records).expect(RCH);
    disk.put_at("tree1",&mut fimg).expect(RCH);
    let records = a2kit::fs::Records::from_json(JSON_REC).expect("could not parse JSON");
    fimg.pack_rec(&records).expect(RCH);
    disk.put_at("tree2",&mut fimg).expect(RCH);

    // write a large binary (sapling terminology is vestigial)
    buf = vec![0;16384];
    for i in 0..16384 {
        buf[i] = (i%256) as u8;
    }
    fimg.pack_bin(&buf,Some(16384),Some(&vec![0x5e])).expect("dimg error");
    disk.put_at("sapling",&mut fimg).expect(RCH);

    let mut ignore = disk.standardize(0);
    ignore_boot_tracks(&mut ignore);
    disk.compare(&Path::new("tests").join("dos32-bigfiles.woz"),&ignore);
}

#[test]
fn rename_delete() {
    // Formatting: DOS, Writing: Virtual II
    // Adds deletion and renaming to scenario in `write_big`.
    let mut buf: Vec<u8>;
    let img = dsk_d13::D13::create(35);
    let mut disk = dos3x::Disk::from_img(Box::new(img)).expect("bad setup");
    disk.init32(254,true).expect("failed to INIT");

    // create and save the BASIC program
    let tokens = get_tokens("disk_builder.ibas");
    disk.save("hello",&tokens,ItemType::IntegerTokens,Some(&vec![0x08])).expect("dimg error");

    // make tree files using random access text module
    let mut records = a2kit::fs::Records::new(128);
    records.add_record(2000, "HELLO FROM TREE 1");
    disk.write_records("tree1", &records).expect("dimg error");
    records = a2kit::fs::Records::new(127);
    records.add_record(2000, "HELLO FROM TREE 2");
    records.add_record(4000, "HELLO FROM TREE 2");
    disk.write_records("tree2", &records).expect("dimg error");

    // write a large binary (sapling terminology is vestigial)
    buf = vec![0;16384];
    for i in 0..16384 {
        buf[i] = (i%256) as u8;
    }
    disk.bsave("sapling",&buf,Some(16384),Some(&vec![0x5e])).expect("dimg error");

    // delete and rename
    disk.delete("tree2").expect("dimg error");
    disk.rename("sapling","sap").expect("dimg error");
    disk.rename("tree1","mytree1").expect("dimg error");

    let mut ignore = disk.standardize(0);
    ignore_boot_tracks(&mut ignore);
    disk.compare(&Path::new("tests").join("dos32-ren-del.woz"),&ignore);
}