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221 lines
8.3 KiB
XML
221 lines
8.3 KiB
XML
// use helix_tui::{
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// backend::TestBackend,
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// buffer::Buffer,
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// layout::Alignment,
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// text::{Span, Spans, Text},
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// widgets::{Block, Borders, Paragraph, Wrap},
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// Terminal,
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// };
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// const SAMPLE_STRING: &str = "The library is based on the principle of immediate rendering with \
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// intermediate buffers. This means that at each new frame you should build all widgets that are \
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// supposed to be part of the UI. While providing a great flexibility for rich and \
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// interactive UI, this may introduce overhead for highly dynamic content.";
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// #[test]
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// fn widgets_paragraph_can_wrap_its_content() {
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// let test_case = |alignment, expected| {
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// let backend = TestBackend::new(20, 10);
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// let mut terminal = Terminal::new(backend).unwrap();
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// terminal
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// .draw(|f| {
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// let size = f.size();
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// let text = vec![Spans::from(SAMPLE_STRING)];
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// let paragraph = Paragraph::new(text)
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// .block(Block::default().borders(Borders::ALL))
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// .alignment(alignment)
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// .wrap(Wrap { trim: true });
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// f.render_widget(paragraph, size);
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// })
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// .unwrap();
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// terminal.backend().assert_buffer(&expected);
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// };
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// test_case(
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// Alignment::Left,
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// Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│The library is │",
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// "│based on the │",
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// "│principle of │",
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// "│immediate │",
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// "│rendering with │",
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// "│intermediate │",
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// "│buffers. This │",
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// "│means that at each│",
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// "└──────────────────┘",
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// ]),
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// );
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// test_case(
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// Alignment::Right,
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// Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│ The library is│",
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// "│ based on the│",
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// "│ principle of│",
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// "│ immediate│",
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// "│ rendering with│",
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// "│ intermediate│",
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// "│ buffers. This│",
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// "│means that at each│",
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// "└──────────────────┘",
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// ]),
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// );
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// test_case(
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// Alignment::Center,
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// Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│ The library is │",
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// "│ based on the │",
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// "│ principle of │",
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// "│ immediate │",
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// "│ rendering with │",
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// "│ intermediate │",
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// "│ buffers. This │",
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// "│means that at each│",
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// "└──────────────────┘",
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// ]),
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// );
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// }
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// #[test]
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// fn widgets_paragraph_renders_double_width_graphemes() {
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// let backend = TestBackend::new(10, 10);
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// let mut terminal = Terminal::new(backend).unwrap();
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// let s = "コンピュータ上で文字を扱う場合、典型的には文字による通信を行う場合にその両端点では、";
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// terminal
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// .draw(|f| {
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// let size = f.size();
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// let text = vec![Spans::from(s)];
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// let paragraph = Paragraph::new(text)
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// .block(Block::default().borders(Borders::ALL))
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// .wrap(Wrap { trim: true });
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// f.render_widget(paragraph, size);
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// })
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// .unwrap();
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// let expected = Buffer::with_lines(vec![
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// "┌────────┐",
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// "│コンピュ│",
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// "│ータ上で│",
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// "│文字を扱│",
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// "│う場合、│",
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// "│典型的に│",
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// "│は文字に│",
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// "│よる通信│",
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// "│を行う場│",
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// "└────────┘",
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// ]);
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// terminal.backend().assert_buffer(&expected);
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// }
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// #[test]
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// fn widgets_paragraph_renders_mixed_width_graphemes() {
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// let backend = TestBackend::new(10, 7);
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// let mut terminal = Terminal::new(backend).unwrap();
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// let s = "aコンピュータ上で文字を扱う場合、";
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// terminal
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// .draw(|f| {
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// let size = f.size();
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// let text = vec![Spans::from(s)];
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// let paragraph = Paragraph::new(text)
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// .block(Block::default().borders(Borders::ALL))
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// .wrap(Wrap { trim: true });
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// f.render_widget(paragraph, size);
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// })
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// .unwrap();
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// let expected = Buffer::with_lines(vec![
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// // The internal width is 8 so only 4 slots for double-width characters.
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// "┌────────┐",
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// "│aコンピ │", // Here we have 1 latin character so only 3 double-width ones can fit.
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// "│ュータ上│",
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// "│で文字を│",
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// "│扱う場合│",
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// "│、 │",
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// "└────────┘",
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// ]);
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// terminal.backend().assert_buffer(&expected);
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// }
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// #[test]
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// fn widgets_paragraph_can_wrap_with_a_trailing_nbsp() {
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// let nbsp: &str = "\u{00a0}";
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// let line = Spans::from(vec![Span::raw("NBSP"), Span::raw(nbsp)]);
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// let backend = TestBackend::new(20, 3);
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// let mut terminal = Terminal::new(backend).unwrap();
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// let expected = Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│NBSP\u{00a0} │",
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// "└──────────────────┘",
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// ]);
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// terminal
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// .draw(|f| {
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// let size = f.size();
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// let paragraph = Paragraph::new(line).block(Block::default().borders(Borders::ALL));
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// f.render_widget(paragraph, size);
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// })
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// .unwrap();
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// terminal.backend().assert_buffer(&expected);
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// }
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// #[test]
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// fn widgets_paragraph_can_scroll_horizontally() {
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// let test_case = |alignment, scroll, expected| {
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// let backend = TestBackend::new(20, 10);
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// let mut terminal = Terminal::new(backend).unwrap();
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// terminal
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// .draw(|f| {
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// let size = f.size();
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// let text = Text::from(
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// "段落现在可以水平滚动了!\nParagraph can scroll horizontally!\nShort line",
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// );
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// let paragraph = Paragraph::new(text)
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// .block(Block::default().borders(Borders::ALL))
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// .alignment(alignment)
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// .scroll(scroll);
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// f.render_widget(paragraph, size);
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// })
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// .unwrap();
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// terminal.backend().assert_buffer(&expected);
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// };
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// test_case(
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// Alignment::Left,
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// (0, 7),
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// Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│在可以水平滚动了!│",
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// "│ph can scroll hori│",
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// "│ine │",
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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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// // only support Alignment::Left
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// test_case(
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// Alignment::Right,
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// (0, 7),
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// Buffer::with_lines(vec![
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// "┌──────────────────┐",
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// "│段落现在可以水平滚│",
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// "│Paragraph can scro│",
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// "│ Short line│",
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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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// }
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