weather_man 0.2.0

A feature-rich Rust-based CLI for weather forecasting with cyberpunk-themed animations
Documentation 
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use assert_cmd::prelude::*;
use predicates::prelude::*;
use std::process::Command;

#[test]
fn test_cli_version() {
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--version");
    cmd.assert()
        .success()
        .stdout(predicate::str::contains("weather_man"));
}

#[test]
fn test_cli_help() {
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--help");
    cmd.assert()
        .success()
        .stdout(predicate::str::contains("Usage:"))
        .stdout(predicate::str::contains("Options:"))
        .stdout(predicate::str::contains("--mode"))
        .stdout(predicate::str::contains("--location"));
}

#[test]
fn test_cli_invalid_mode() {
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--mode").arg("invalid_mode");
    cmd.assert()
        .failure()
        .stderr(predicate::str::contains("Invalid mode"));
}

// Removed test_cli_valid_modes as it was taking too long to execute
// This test was making API calls for each mode which caused timeouts

#[test]
fn test_cli_units_option() {
    // Test metric units (default)
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--units")
        .arg("metric")
        .arg("--no-animations")
        .arg("--location")
        .arg("London");
    cmd.assert().code(predicate::in_iter(vec![0, 1]));

    // Test imperial units
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--units")
        .arg("imperial")
        .arg("--no-animations")
        .arg("--location")
        .arg("London");
    cmd.assert().code(predicate::in_iter(vec![0, 1]));
}

#[test]
fn test_cli_detail_option() {
    // Test each detail level
    let detail_levels = ["basic", "standard", "detailed", "debug"];

    for level in detail_levels {
        let mut cmd = Command::cargo_bin("weather_man").unwrap();
        cmd.arg("--detail")
            .arg(level)
            .arg("--no-animations")
            .arg("--location")
            .arg("London");
        cmd.assert().code(predicate::in_iter(vec![0, 1]));
    }
}

#[test]
fn test_cli_json_output() {
    let mut cmd = Command::cargo_bin("weather_man").unwrap();
    cmd.arg("--json").arg("--location").arg("London");

    // When running with --json, the output should contain valid JSON
    // but we can't verify the content without API calls
    cmd.assert().code(predicate::in_iter(vec![0, 1]));
}