telegram-tui/tests/chat_list.rs

// Chat list UI snapshot tests

mod helpers;

use helpers::app_builder::TestAppBuilder;
use helpers::snapshot_utils::{buffer_to_string, render_to_buffer};
use helpers::test_data::{create_test_chat, TestChatBuilder};
use insta::assert_snapshot;

#[test]
fn snapshot_empty_chat_list() {
    let mut app = TestAppBuilder::new().build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("empty_chat_list", output);
}

#[test]
fn snapshot_chat_list_with_three_chats() {
    let chat1 = create_test_chat("Mom", 123);
    let chat2 = create_test_chat("Boss", 456);
    let chat3 = create_test_chat("Rust Community", 789);

    let mut app = TestAppBuilder::new()
        .with_chats(vec![chat1, chat2, chat3])
        .build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_list_three_chats", output);
}

#[test]
fn snapshot_chat_with_unread_count() {
    let chat = TestChatBuilder::new("Mom", 123)
        .unread_count(5)
        .last_message("Привет, как дела?")
        .build();

    let mut app = TestAppBuilder::new().with_chat(chat).build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_with_unread", output);
}

#[test]
fn snapshot_chat_with_pinned() {
    let chat = TestChatBuilder::new("Important Chat", 123)
        .pinned()
        .last_message("Pinned message")
        .build();

    let mut app = TestAppBuilder::new().with_chat(chat).build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_pinned", output);
}

#[test]
fn snapshot_chat_with_muted() {
    let chat = TestChatBuilder::new("Spam Group", 123)
        .muted()
        .unread_count(99)
        .last_message("Too many messages")
        .build();

    let mut app = TestAppBuilder::new().with_chat(chat).build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_muted", output);
}

#[test]
fn snapshot_chat_with_mentions() {
    let chat = TestChatBuilder::new("Work Group", 123)
        .unread_count(10)
        .unread_mentions(2)
        .last_message("@me check this out")
        .build();

    let mut app = TestAppBuilder::new().with_chat(chat).build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_with_mentions", output);
}

#[test]
fn snapshot_selected_chat() {
    let chat1 = create_test_chat("Mom", 123);
    let chat2 = create_test_chat("Boss", 456);

    let mut app = TestAppBuilder::new()
        .with_chats(vec![chat1, chat2])
        .selected_chat(123)
        .build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_selected", output);
}

#[test]
fn snapshot_chat_long_title() {
    let chat = TestChatBuilder::new("Very Long Chat Title That Should Be Truncated", 123)
        .last_message("Test message")
        .build();

    let mut app = TestAppBuilder::new().with_chat(chat).build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_long_title", output);
}

#[test]
fn snapshot_chat_search_mode() {
    let chat1 = create_test_chat("Mom", 123);
    let chat2 = create_test_chat("Boss", 456);
    let chat3 = create_test_chat("Rust Community", 789);

    let mut app = TestAppBuilder::new()
        .with_chats(vec![chat1, chat2, chat3])
        .searching("Mom")
        .build();

    let buffer = render_to_buffer(80, 24, |f| {
        tele_tui::ui::chat_list::render(f, f.area(), &mut app);
    });

    let output = buffer_to_string(&buffer);
    assert_snapshot!("chat_list_search_mode", output);
}