681 lines
19 KiB
Rust
681 lines
19 KiB
Rust
/*
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* Copyright (C) 2023 Valentin Lorentz
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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use std::path::PathBuf;
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use std::sync::Arc;
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use color_eyre::eyre::WrapErr;
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use pretty_assertions::assert_eq;
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use ratatui::prelude::*;
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use ratatrix::buffers::{BufferItem, BufferItemContent};
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use ratatrix::components::Backlog;
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use ratatrix::config::Config;
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use ratatrix::widgets::Prerender;
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fn config() -> Arc<Config> {
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std::env::set_var("RATATRIX_CONFIG", PathBuf::from(".config/"));
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let c = Config::new();
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std::env::remove_var("RATATRIX_CONFIG");
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Arc::new(c.unwrap())
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}
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fn rect(x: u16, y: u16, width: u16, height: u16) -> Rect {
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Rect {
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x,
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y,
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width,
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height,
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}
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}
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macro_rules! items_iter {
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[ $($item: expr),* ] => {
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|| vec![
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$(
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{
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let BufferItem { content, prerender, unique_id } = &$item;
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BufferItem {
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content: content.clone(),
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prerender,
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unique_id: *unique_id,
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}
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},
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)*
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].into_iter()
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}
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}
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#[test]
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fn test_single_item() {
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let mut bl = Backlog::new(config());
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let prerender = Prerender::new();
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let item = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hello")),
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prerender: &prerender,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 18, 8));
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bl.draw_items(&mut buf, rect(3, 2, 12, 4), items_iter![item])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │hello │ ",
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" └──────────┘ ",
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" ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_single_item_cached() {
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let mut bl = Backlog::new(config());
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let prerender = Prerender::new();
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let item = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hello")),
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prerender: &prerender,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 18, 8));
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let area = rect(3, 2, 12, 4);
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bl.draw_items(&mut buf, area, items_iter![item])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │hello │ ",
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" └──────────┘ ",
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" ",
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" ",
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]);
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assert_eq!(buf, expected);
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assert_eq!(prerender.key(), Some(10));
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let item = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hello")),
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prerender: &prerender,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 18, 8));
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bl.draw_items(&mut buf, area, items_iter![item])
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.context("Failed to draw")
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.unwrap();
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assert_eq!(buf, expected);
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}
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/// Checks that the prerender cache does not store empty columns to the right
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#[test]
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fn test_only_necessary_width() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let prerender2 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi\nworld")),
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prerender: &prerender1,
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unique_id: None,
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw(":)")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut cell = ratatui::buffer::Cell::default();
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cell.set_char('.');
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let mut buf = Buffer::filled(rect(0, 0, 18, 7), &cell); // poisoned buffer
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let area = rect(3, 1, 12, 5);
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bl.draw_items(&mut buf, area, items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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"..................",
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"...┌──────────┐...",
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"...│hi........│...",
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"...│world.....│...",
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"...│:)........│...",
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"...└──────────┘...",
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"..................",
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]);
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assert_eq!(buf, expected);
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assert_eq!(prerender1.key(), Some(10));
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi\nworld")),
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prerender: &prerender1,
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unique_id: None,
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw(":)")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 18, 7));
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bl.draw_items(&mut buf, area, items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │hi... │ ", // dots are leftover from the poisoned buffer above
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" │world │ ",
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" │:) │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_single_item_tight() {
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let mut bl = Backlog::new(config());
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let prerender = Prerender::new();
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let item = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hello")),
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prerender: &prerender,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 13, 7));
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bl.draw_items(&mut buf, rect(3, 2, 7, 3), items_iter![item])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ",
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" ┌─────┐ ",
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" │hello│ ",
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" └─────┘ ",
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" ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_two_items() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: None,
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};
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let prerender2 = Prerender::new();
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │hi │ ",
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" │world │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_two_items_scroll() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let prerender2 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: Some(123),
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: Some(456),
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │hi │ ",
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" │world │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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bl.scroll_up(1);
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: Some(123),
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: Some(456),
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │ │ ",
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" │hi │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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bl.scroll_up(1);
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: Some(123),
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: Some(456),
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │ │ ",
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" │ │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_two_items_multiline() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: None,
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};
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let prerender2 = Prerender::new();
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world\n!")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │hi │ ",
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" │world │ ",
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" │! │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_two_items_tight() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: None,
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};
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let prerender2 = Prerender::new();
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 9, 6));
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bl.draw_items(&mut buf, rect(1, 1, 7, 4), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌─────┐ ",
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" │hi │ ",
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" │world│ ",
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" └─────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_cache_moved() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: None,
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};
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// Draw once
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │ │ ",
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" │hi │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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// New item added at bottom
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("hi")),
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prerender: &prerender1,
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unique_id: None,
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};
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let prerender2 = Prerender::new();
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("world")),
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prerender: &prerender2,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │ │ ",
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" │hi │ ",
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" │world │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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}
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#[test]
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fn test_overflow_and_scroll() {
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let mut bl = Backlog::new(config());
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let prerender1 = Prerender::new();
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let prerender2 = Prerender::new();
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let prerender3 = Prerender::new();
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line1 x")),
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prerender: &prerender1,
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unique_id: None,
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line2 y\nline3 y\nline4 y")),
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prerender: &prerender2,
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unique_id: None,
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};
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let item3 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line5 z")),
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prerender: &prerender3,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(
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&mut buf,
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rect(1, 1, 12, 5),
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items_iter![item3, item2, item1],
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)
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │line3 y │ ",
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" │line4 y │ ",
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" │line5 z │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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bl.scroll_up(1);
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line1 x")),
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prerender: &prerender1,
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unique_id: None,
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};
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let item2 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line2 y\nline3 y\nline4 y")),
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prerender: &prerender2,
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unique_id: None,
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};
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let item3 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line5 z")),
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prerender: &prerender3,
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unique_id: None,
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};
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let mut buf = Buffer::empty(rect(0, 0, 14, 7));
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bl.draw_items(
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&mut buf,
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rect(1, 1, 12, 5),
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items_iter![item3, item2, item1],
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)
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.context("Failed to draw")
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.unwrap();
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let expected = Buffer::with_lines(vec![
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" ",
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" ┌──────────┐ ",
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" │line2 y │ ",
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" │line3 y │ ",
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" │line4 y │ ",
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" └──────────┘ ",
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" ",
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]);
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assert_eq!(buf, expected);
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bl.scroll_up(1);
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let item1 = BufferItem {
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content: BufferItemContent::SimpleText(Text::raw("line1 x")),
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prerender: &prerender1,
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unique_id: None,
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};
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let item2 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("line2 y\nline3 y\nline4 y")),
|
|
prerender: &prerender2,
|
|
unique_id: None,
|
|
};
|
|
let item3 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("line5 z")),
|
|
prerender: &prerender3,
|
|
unique_id: None,
|
|
};
|
|
let mut buf = Buffer::empty(rect(0, 0, 14, 7));
|
|
bl.draw_items(
|
|
&mut buf,
|
|
rect(1, 1, 12, 5),
|
|
items_iter![item3, item2, item1],
|
|
)
|
|
.context("Failed to draw")
|
|
.unwrap();
|
|
let expected = Buffer::with_lines(vec![
|
|
" ",
|
|
" ┌──────────┐ ",
|
|
" │line1 x │ ",
|
|
" │line2 y │ ",
|
|
" │line3 y │ ",
|
|
" └──────────┘ ",
|
|
" ",
|
|
]);
|
|
assert_eq!(buf, expected);
|
|
bl.scroll_up(1);
|
|
|
|
let item1 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("line1 x")),
|
|
prerender: &prerender1,
|
|
unique_id: None,
|
|
};
|
|
let item2 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("line2 y\nline3 y\nline4 y")),
|
|
prerender: &prerender2,
|
|
unique_id: None,
|
|
};
|
|
let item3 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("line5 z")),
|
|
prerender: &prerender3,
|
|
unique_id: None,
|
|
};
|
|
let mut buf = Buffer::empty(rect(0, 0, 14, 7));
|
|
bl.draw_items(
|
|
&mut buf,
|
|
rect(1, 1, 12, 5),
|
|
items_iter![item3, item2, item1],
|
|
)
|
|
.context("Failed to draw")
|
|
.unwrap();
|
|
let expected = Buffer::with_lines(vec![
|
|
" ",
|
|
" ┌──────────┐ ",
|
|
" │ │ ",
|
|
" │line1 x │ ",
|
|
" │line2 y │ ",
|
|
" └──────────┘ ",
|
|
" ",
|
|
]);
|
|
assert_eq!(buf, expected);
|
|
}
|
|
|
|
#[test]
|
|
fn test_scrolledup_new_line() {
|
|
let mut bl = Backlog::new(config());
|
|
let prerender1 = Prerender::new();
|
|
let item1 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("hi\nworld")),
|
|
prerender: &prerender1,
|
|
unique_id: Some(123),
|
|
};
|
|
|
|
// Draw once
|
|
let mut buf = Buffer::empty(rect(0, 0, 14, 7));
|
|
bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item1])
|
|
.context("Failed to draw")
|
|
.unwrap();
|
|
let expected = Buffer::with_lines(vec![
|
|
" ",
|
|
" ┌──────────┐ ",
|
|
" │ │ ",
|
|
" │hi │ ",
|
|
" │world │ ",
|
|
" └──────────┘ ",
|
|
" ",
|
|
]);
|
|
assert_eq!(buf, expected);
|
|
|
|
// Scroll up one line
|
|
bl.scroll_up(1);
|
|
let item1 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("hi\nworld")),
|
|
prerender: &prerender1,
|
|
unique_id: Some(123),
|
|
};
|
|
let mut buf = Buffer::empty(rect(0, 0, 14, 7));
|
|
bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item1])
|
|
.context("Failed to draw")
|
|
.unwrap();
|
|
let expected = Buffer::with_lines(vec![
|
|
" ",
|
|
" ┌──────────┐ ",
|
|
" │ │ ",
|
|
" │ │ ",
|
|
" │hi │ ",
|
|
" └──────────┘ ",
|
|
" ",
|
|
]);
|
|
assert_eq!(buf, expected);
|
|
|
|
// New item added at bottom, displayed paragraph should not move up
|
|
let item1 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("hi\nworld")),
|
|
prerender: &prerender1,
|
|
unique_id: Some(123),
|
|
};
|
|
let prerender2 = Prerender::new();
|
|
let item2 = BufferItem {
|
|
content: BufferItemContent::SimpleText(Text::raw("!")),
|
|
prerender: &prerender2,
|
|
unique_id: Some(456),
|
|
};
|
|
let mut buf = Buffer::empty(rect(0, 0, 14, 7));
|
|
bl.draw_items(&mut buf, rect(1, 1, 12, 5), items_iter![item2, item1])
|
|
.context("Failed to draw")
|
|
.unwrap();
|
|
let expected = Buffer::with_lines(vec![
|
|
" ",
|
|
" ┌──────────┐ ",
|
|
" │ │ ",
|
|
" │ │ ",
|
|
" │hi │ ",
|
|
" └──────────┘ ",
|
|
" ",
|
|
]);
|
|
assert_eq!(buf, expected);
|
|
}
|