mod unterminated {
use crate::screen::{format_text_block, FormatOpts, Rows};
const fn get_append_opts_template(text: &str) -> FormatOpts<Rows> {
FormatOpts {
buffer: Vec::new(),
text,
attachment: None,
#[cfg(feature = "search")]
search_term: &None,
lines_count: 0,
formatted_lines_count: 0,
cols: 80,
line_numbers: crate::LineNumbers::Disabled,
prev_unterminated: 0,
line_wrapping: true,
}
}
#[test]
fn test_single_no_endline() {
let append_style = format_text_block(get_append_opts_template("This is a line"));
assert_eq!(1, append_style.num_unterminated);
}
#[test]
fn test_single_endline() {
let append_style = format_text_block(get_append_opts_template("This is a line\n"));
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_single_multi_newline() {
let append_style = format_text_block(get_append_opts_template(
"This is a line\nThis is another line\nThis is third line",
));
assert_eq!(1, append_style.num_unterminated);
}
#[test]
fn test_single_multi_endline() {
let append_style = format_text_block(get_append_opts_template(
"This is a line\nThis is another line\n",
));
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_single_line_wrapping() {
let mut fs = get_append_opts_template("This is a quite lengthy line");
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(2, append_style.num_unterminated);
}
#[test]
fn test_single_mid_newline_wrapping() {
let mut fs = get_append_opts_template(
"This is a quite lengthy line\nIt has three lines\nThis is
third line",
);
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(1, append_style.num_unterminated);
}
#[test]
fn test_single_endline_wrapping() {
let mut fs = get_append_opts_template(
"This is a quite lengthy line\nIt has three lines\nThis is
third line\n",
);
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_multi_no_endline() {
let append_style = format_text_block(get_append_opts_template("This is a line. "));
assert_eq!(1, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is another line");
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. ");
let append_style = format_text_block(fs);
assert_eq!(1, append_style.num_unterminated);
}
#[test]
fn test_multi_endline() {
let append_style = format_text_block(get_append_opts_template("This is a line. "));
assert_eq!(1, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is another line\n");
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. ");
let append_style = format_text_block(fs);
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_multi_multiple_newline() {
let append_style = format_text_block(get_append_opts_template("This is a line\n"));
assert_eq!(0, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is another line\n");
fs.lines_count = 1;
fs.formatted_lines_count = 1;
fs.attachment = None;
let append_style = format_text_block(fs);
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_multi_wrapping() {
let mut fs = get_append_opts_template("This is a line. This is second line. ");
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(2, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is another line\n");
fs.cols = 20;
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. This is second line");
let append_style = format_text_block(fs);
assert_eq!(0, append_style.num_unterminated);
}
#[test]
fn test_multi_wrapping_continued() {
let mut fs = get_append_opts_template("This is a line. This is second line. ");
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(2, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is third line");
fs.cols = 20;
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. This is second line. ");
let append_style = format_text_block(fs);
assert_eq!(3, append_style.num_unterminated);
}
#[test]
fn test_multi_wrapping_last_continued() {
let mut fs = get_append_opts_template("This is a line.\nThis is second line. ");
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(1, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is third line.");
fs.cols = 20;
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is second line. ");
fs.lines_count = 1;
fs.formatted_lines_count = 2;
let append_style = format_text_block(fs);
assert_eq!(2, append_style.num_unterminated);
}
#[test]
fn test_multi_wrapping_additive() {
let mut fs = get_append_opts_template("This is a line. ");
fs.cols = 20;
let append_style = format_text_block(fs);
assert_eq!(1, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is second line. ");
fs.cols = 20;
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. ");
let append_style = format_text_block(fs);
assert_eq!(2, append_style.num_unterminated);
let mut fs = get_append_opts_template("This is third line");
fs.cols = 20;
fs.prev_unterminated = append_style.num_unterminated;
fs.attachment = Some("This is a line. This is second line. ");
let append_style = format_text_block(fs);
assert_eq!(3, append_style.num_unterminated);
}
}