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chore: unit tests for column change calculations

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portion of #5
This commit is contained in:
Jeremy Wall 2024-11-27 19:35:23 -05:00
parent eee260824a
commit 665d872f3d
1 changed files with 22 additions and 0 deletions
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22
src/ui/render/test.rs
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@ -25,3 +25,25 @@ fn test_viewport_get_visible_rows() {
assert_eq!(17 - (height - 2), *rows.first().expect("Failed to get first row"));
assert_eq!(17, *rows.last().expect("Failed to get last row"));
}
#[test]
fn test_viewport_visible_columns_after_length_change() {
let mut state = ViewportState::default();
let mut book = Book::new(Model::new_empty("test", "en", "America/New_York").expect("Failed to make model"));
let default_size = book.get_col_size(1).expect("Failed to get column size");
let width = dbg!(dbg!(default_size) * 12 / 2);
{
let viewport = Viewport::new(&book).with_selected(Address { row: 1, col: 17 });
let cols = viewport.get_visible_columns((width + 5) as u16, &mut state).expect("Failed to get visible columns");
assert_eq!(5, cols.len());
assert_eq!(17, cols.last().expect("Failed to get last column").idx);
}
book.set_col_size(1, default_size * 6).expect("Failed to set column size");
{
let viewport = Viewport::new(&book).with_selected(Address { row: 1, col: 1 });
let cols = viewport.get_visible_columns((width + 5) as u16, &mut state).expect("Failed to get visible columns");
assert_eq!(1, cols.len());
assert_eq!(1, cols.last().expect("Failed to get last column").idx);
}
}