biors 0.28.0

Command-line tools for bio-rs biological AI model input workflows.
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use serde_json::Value;
use std::fs;
use std::path::PathBuf;
use std::process::Command;

#[test]
fn diff_reports_canonical_json_matches_and_hashes() {
    let temp_dir = std::env::temp_dir().join(format!(
        "biors-diff-test-{}-{}",
        std::process::id(),
        "canonical-json"
    ));
    fs::create_dir_all(&temp_dir).expect("create temp dir");
    let expected = temp_dir.join("expected.json");
    let observed = temp_dir.join("observed.json");
    fs::write(&expected, br#"{"b":2,"a":1}"#).expect("write expected");
    fs::write(&observed, br#"{"a":1,"b":2}"#).expect("write observed");

    let output = run_diff(&expected, &observed);
    assert!(output.status.success());
    assert!(output.stderr.is_empty());

    let json: Value = serde_json::from_slice(&output.stdout).expect("stdout json");
    assert_eq!(json["ok"], true);
    assert_eq!(json["data"]["matches"], true);
    assert!(json["data"]["expected_sha256"]
        .as_str()
        .unwrap()
        .starts_with("sha256:"));
    assert!(json["data"]["observed_sha256"]
        .as_str()
        .unwrap()
        .starts_with("sha256:"));

    fs::remove_dir_all(temp_dir).expect("remove temp dir");
}

#[test]
fn diff_reports_first_difference_for_mismatch() {
    let temp_dir = std::env::temp_dir().join(format!(
        "biors-diff-test-{}-{}",
        std::process::id(),
        "mismatch"
    ));
    fs::create_dir_all(&temp_dir).expect("create temp dir");
    let expected = temp_dir.join("expected.txt");
    let observed = temp_dir.join("observed.txt");
    fs::write(&expected, b"ACDE").expect("write expected");
    fs::write(&observed, b"ACXE").expect("write observed");

    let output = run_diff(&expected, &observed);
    assert!(output.status.success());
    assert!(output.stderr.is_empty());

    let json: Value = serde_json::from_slice(&output.stdout).expect("stdout json");
    assert_eq!(json["data"]["matches"], false);
    assert_eq!(
        json["data"]["content_diff"]["first_difference"]["byte_offset"],
        2
    );

    fs::remove_dir_all(temp_dir).expect("remove temp dir");
}

fn run_diff(expected: &PathBuf, observed: &PathBuf) -> std::process::Output {
    Command::new(env!("CARGO_BIN_EXE_biors"))
        .arg("diff")
        .arg(expected)
        .arg(observed)
        .output()
        .expect("run biors diff")
}