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This commit is contained in:
John Doty 2022-12-19 08:27:18 -08:00
parent 34d1830413
commit 9c435dc440
7500 changed files with 1665121 additions and 99 deletions
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253
vendor/tui/tests/widgets_gauge.rs vendored Normal file
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use tui::{
backend::TestBackend,
buffer::Buffer,
layout::{Constraint, Direction, Layout, Rect},
style::{Color, Modifier, Style},
symbols,
text::Span,
widgets::{Block, Borders, Gauge, LineGauge},
Terminal,
};
#[test]
fn widgets_gauge_renders() {
let backend = TestBackend::new(40, 10);
let mut terminal = Terminal::new(backend).unwrap();
terminal
.draw(|f| {
let chunks = Layout::default()
.direction(Direction::Vertical)
.margin(2)
.constraints([Constraint::Percentage(50), Constraint::Percentage(50)].as_ref())
.split(f.size());
let gauge = Gauge::default()
.block(Block::default().title("Percentage").borders(Borders::ALL))
.gauge_style(Style::default().bg(Color::Blue).fg(Color::Red))
.use_unicode(true)
.percent(43);
f.render_widget(gauge, chunks[0]);
let gauge = Gauge::default()
.block(Block::default().title("Ratio").borders(Borders::ALL))
.gauge_style(Style::default().bg(Color::Blue).fg(Color::Red))
.use_unicode(true)
.ratio(0.511_313_934_313_1);
f.render_widget(gauge, chunks[1]);
})
.unwrap();
let mut expected = Buffer::with_lines(vec![
" ",
" ",
" ┌Percentage────────────────────────┐ ",
" │ ▋43% │ ",
" └──────────────────────────────────┘ ",
" ┌Ratio─────────────────────────────┐ ",
" │ 51% │ ",
" └──────────────────────────────────┘ ",
" ",
" ",
]);
for i in 3..17 {
expected
.get_mut(i, 3)
.set_bg(Color::Red)
.set_fg(Color::Blue);
}
for i in 17..37 {
expected
.get_mut(i, 3)
.set_bg(Color::Blue)
.set_fg(Color::Red);
}
for i in 3..20 {
expected
.get_mut(i, 6)
.set_bg(Color::Red)
.set_fg(Color::Blue);
}
for i in 20..37 {
expected
.get_mut(i, 6)
.set_bg(Color::Blue)
.set_fg(Color::Red);
}
terminal.backend().assert_buffer(&expected);
}
#[test]
fn widgets_gauge_renders_no_unicode() {
let backend = TestBackend::new(40, 10);
let mut terminal = Terminal::new(backend).unwrap();
terminal
.draw(|f| {
let chunks = Layout::default()
.direction(Direction::Vertical)
.margin(2)
.constraints([Constraint::Percentage(50), Constraint::Percentage(50)].as_ref())
.split(f.size());
let gauge = Gauge::default()
.block(Block::default().title("Percentage").borders(Borders::ALL))
.percent(43)
.use_unicode(false);
f.render_widget(gauge, chunks[0]);
let gauge = Gauge::default()
.block(Block::default().title("Ratio").borders(Borders::ALL))
.ratio(0.211_313_934_313_1)
.use_unicode(false);
f.render_widget(gauge, chunks[1]);
})
.unwrap();
let expected = Buffer::with_lines(vec![
" ",
" ",
" ┌Percentage────────────────────────┐ ",
" │ 43% │ ",
" └──────────────────────────────────┘ ",
" ┌Ratio─────────────────────────────┐ ",
" │ 21% │ ",
" └──────────────────────────────────┘ ",
" ",
" ",
]);
terminal.backend().assert_buffer(&expected);
}
#[test]
fn widgets_gauge_applies_styles() {
let backend = TestBackend::new(12, 5);
let mut terminal = Terminal::new(backend).unwrap();
terminal
.draw(|f| {
let gauge = Gauge::default()
.block(
Block::default()
.title(Span::styled("Test", Style::default().fg(Color::Red)))
.borders(Borders::ALL),
)
.gauge_style(Style::default().fg(Color::Blue).bg(Color::Red))
.percent(43)
.label(Span::styled(
"43%",
Style::default()
.fg(Color::Green)
.add_modifier(Modifier::BOLD),
));
f.render_widget(gauge, f.size());
})
.unwrap();
let mut expected = Buffer::with_lines(vec![
"┌Test──────┐",
"│ │",
"│ 43% │",
"│ │",
"└──────────┘",
]);
// title
expected.set_style(Rect::new(1, 0, 4, 1), Style::default().fg(Color::Red));
// gauge area
expected.set_style(
Rect::new(1, 1, 10, 3),
Style::default().fg(Color::Blue).bg(Color::Red),
);
// filled area
for y in 1..4 {
expected.set_style(
Rect::new(1, y, 4, 1),
// filled style is invert of gauge_style
Style::default().fg(Color::Red).bg(Color::Blue),
);
}
// label (foreground and modifier from label style)
expected.set_style(
Rect::new(4, 2, 1, 1),
Style::default()
.fg(Color::Green)
// "4" is in the filled area so background is gauge_style foreground
.bg(Color::Blue)
.add_modifier(Modifier::BOLD),
);
expected.set_style(
Rect::new(5, 2, 2, 1),
Style::default()
.fg(Color::Green)
// "3%" is not in the filled area so background is gauge_style background
.bg(Color::Red)
.add_modifier(Modifier::BOLD),
);
terminal.backend().assert_buffer(&expected);
}
#[test]
fn widgets_gauge_supports_large_labels() {
let backend = TestBackend::new(10, 1);
let mut terminal = Terminal::new(backend).unwrap();
terminal
.draw(|f| {
let gauge = Gauge::default()
.percent(43)
.label("43333333333333333333333333333%");
f.render_widget(gauge, f.size());
})
.unwrap();
let expected = Buffer::with_lines(vec!["4333333333"]);
terminal.backend().assert_buffer(&expected);
}
#[test]
fn widgets_line_gauge_renders() {
let backend = TestBackend::new(20, 4);
let mut terminal = Terminal::new(backend).unwrap();
terminal
.draw(|f| {
let gauge = LineGauge::default()
.gauge_style(Style::default().fg(Color::Green).bg(Color::White))
.ratio(0.43);
f.render_widget(
gauge,
Rect {
x: 0,
y: 0,
width: 20,
height: 1,
},
);
let gauge = LineGauge::default()
.block(Block::default().title("Gauge 2").borders(Borders::ALL))
.gauge_style(Style::default().fg(Color::Green))
.line_set(symbols::line::THICK)
.ratio(0.211_313_934_313_1);
f.render_widget(
gauge,
Rect {
x: 0,
y: 1,
width: 20,
height: 3,
},
);
})
.unwrap();
let mut expected = Buffer::with_lines(vec![
"43% ────────────────",
"┌Gauge 2───────────┐",
"│21% ━━━━━━━━━━━━━━│",
"└──────────────────┘",
]);
for col in 4..10 {
expected.get_mut(col, 0).set_fg(Color::Green);
}
for col in 10..20 {
expected.get_mut(col, 0).set_fg(Color::White);
}
for col in 5..7 {
expected.get_mut(col, 2).set_fg(Color::Green);
}
terminal.backend().assert_buffer(&expected);
}