//! Integration tests for the `toon` command.

use std::fs;

use assert_cmd::Command;
use predicates::prelude::*;
use tempfile::tempdir;

fn cargo_command() -> Command {
    Command::cargo_bin("toon").expect("binary")
}

#[test]
fn help_includes_pipeline_examples() {
    cargo_command()
        .arg("--help")
        .assert()
        .success()
        .stdout(predicate::str::contains("Convert between JSON and TOON"))
        .stdout(predicate::str::contains("'{\"ok\":true}' | toon"))
        .stdout(predicate::str::contains(
            "bat --style=plain --paging=never .\\fixtures\\toon\\records.jsonl | toon",
        ))
        .stdout(predicate::str::contains("toon --from json --input-format jsonl").not())
        .stdout(predicate::str::contains("--expand-paths <MODE>"));
}

#[test]
fn version_prints_package_version() {
    cargo_command()
        .arg("--version")
        .assert()
        .success()
        .stdout(predicate::str::contains(env!("CARGO_PKG_VERSION")));
}

#[test]
fn jsonl_stdin_converts_to_toon_table() {
    cargo_command()
        .write_stdin("{\"name\":\"Ada\",\"score\":10}\n{\"name\":\"Bob\",\"score\":11}\n")
        .assert()
        .success()
        .stdout(predicate::str::contains("name,score"))
        .stdout(predicate::str::contains("Ada,10"))
        .stdout(predicate::str::contains("Bob,11"));
}

#[test]
fn auto_detects_jsonl_files_without_extra_flags() {
    let temp = tempdir().expect("tempdir");
    let path = temp.path().join("records.jsonl");
    fs::write(
        &path,
        "{\"name\":\"Ada\",\"score\":10}\n{\"name\":\"Bob\",\"score\":11}\n",
    )
    .expect("fixture");

    cargo_command()
        .arg(&path)
        .assert()
        .success()
        .stdout(predicate::str::contains("name,score"))
        .stdout(predicate::str::contains("Ada,10"))
        .stdout(predicate::str::contains("Bob,11"));
}

#[test]
fn strict_flag_accepts_false_for_loose_indent_input() {
    let temp = tempdir().expect("tempdir");
    let path = temp.path().join("loose.toon");
    fs::write(&path, "root:\n   child: value\n").expect("fixture");

    cargo_command()
        .args(["--from", "toon", "--to", "json", "--strict", "false"])
        .arg(&path)
        .assert()
        .success()
        .stdout(predicate::str::contains("\"child\": \"value\""));
}