use assert_cmd::prelude::*;
use predicates::prelude::*;
use std::fs::File;
use std::io::Write;
use std::process::Command;
use tempfile::TempDir;

#[test]
fn test_basic_cli_run() {
    let mut cmd = Command::new(env!("CARGO_BIN_EXE_sized"));
    cmd.arg("--version")
        .assert()
        .success()
        .stdout(predicate::str::contains("sized 0.2.0"));
}

#[test]
fn test_run_on_directory() {
    let temp_dir = TempDir::new().unwrap();
    let file_path = temp_dir.path().join("test_file.txt");
    File::create(&file_path)
        .unwrap()
        .write_all(b"Hello")
        .unwrap();

    let mut cmd = Command::new(env!("CARGO_BIN_EXE_sized"));
    cmd.arg(temp_dir.path())
        .assert()
        .success()
        .stdout(predicate::str::contains("test_file.txt")); // Basic check
}

#[test]
fn test_json_output() {
    let temp_dir = TempDir::new().unwrap();
    let file_path = temp_dir.path().join("data.json");
    File::create(&file_path).unwrap().write_all(b"{}").unwrap();

    let mut cmd = Command::new(env!("CARGO_BIN_EXE_sized"));
    cmd.arg(temp_dir.path())
        .arg("--format")
        .arg("json")
        .assert()
        .success()
        .stdout(predicate::str::contains("\"entry_type\":\"File\""))
        .stdout(predicate::str::contains("\"path\":"));
}