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Add long word unit tests

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pull/392/head
PabloMansanet 3 years ago committed by Blaž Hrastnik
parent 073517a92f
commit 73572b7780
1 changed files with 242 additions and 0 deletions
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242
helix-core/src/movement.rs
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@ -589,6 +589,90 @@ mod test {
}
}
#[test]
fn test_behaviour_when_moving_to_start_of_next_long_words() {
let tests = array::IntoIter::new([
("Basic forward motion stops at the first space",
vec![(1, Range::new(0, 0), Range::new(0, 5))]),
(" Starting from a boundary advances the anchor",
vec![(1, Range::new(0, 0), Range::new(1, 9))]),
("Long whitespace gap is bridged by the head",
vec![(1, Range::new(0, 0), Range::new(0, 10))]),
("Previous anchor is irrelevant for forward motions",
vec![(1, Range::new(12, 0), Range::new(0, 8))]),
(" Starting from whitespace moves to last space in sequence",
vec![(1, Range::new(0, 0), Range::new(0, 3))]),
("Starting from mid-word leaves anchor at start position and moves head",
vec![(1, Range::new(3, 3), Range::new(3, 8))]),
("Identifiers_with_underscores are considered a single word",
vec![(1, Range::new(0, 0), Range::new(0, 28))]),
("Jumping\n into starting whitespace selects the spaces before 'into'",
vec![(1, Range::new(0, 6), Range::new(8, 11))]),
("alphanumeric.!,and.?=punctuation are not treated any differently than alphanumerics",
vec![
(1, Range::new(0, 0), Range::new(0, 32)),
]),
("... ... punctuation and spaces behave as expected",
vec![
(1, Range::new(0, 0), Range::new(0, 5)),
(1, Range::new(0, 5), Range::new(6, 9)),
]),
(".._.._ punctuation is joined by underscores into a single word, as it behaves like alphanumerics",
vec![(1, Range::new(0, 0), Range::new(0, 6))]),
("Newlines\n\nare bridged seamlessly.",
vec![
(1, Range::new(0, 0), Range::new(0, 7)),
(1, Range::new(0, 7), Range::new(10, 13)),
]),
("Jumping\n\n\n\n\n\n from newlines to whitespace selects whitespace.",
vec![
(1, Range::new(0, 8), Range::new(13, 15)),
]),
("A failed motion does not modify the range",
vec![
(3, Range::new(37, 41), Range::new(37, 41)),
]),
("oh oh oh two character words!",
vec![
(1, Range::new(0, 0), Range::new(0, 2)),
(1, Range::new(0, 2), Range::new(3, 5)),
(1, Range::new(0, 1), Range::new(2, 2)),
]),
("Multiple motions at once resolve correctly",
vec![
(3, Range::new(0, 0), Range::new(17, 19)),
]),
("Excessive motions are performed partially",
vec![
(999, Range::new(0, 0), Range::new(32, 40)),
]),
("", // Edge case of moving forward in empty string
vec![
(1, Range::new(0, 0), Range::new(0, 0)),
]),
("\n\n\n\n\n", // Edge case of moving forward in all newlines
vec![
(1, Range::new(0, 0), Range::new(0, 4)),
]),
("\n \n \n Jumping through alternated space blocks and newlines selects the space blocks",
vec![
(1, Range::new(0, 0), Range::new(1, 3)),
(1, Range::new(1, 3), Range::new(5, 7)),
]),
("ヒー..リクス multibyte characters behave as normal characters, including their interaction with punctuation",
vec![
(1, Range::new(0, 0), Range::new(0, 7)),
]),
]);
for (sample, scenario) in tests {
for (count, begin, expected_end) in scenario.into_iter() {
let range = move_next_long_word_start(Rope::from(sample).slice(..), begin, count);
assert_eq!(range, expected_end, "Case failed: [{}]", sample);
}
}
}
#[test]
fn test_behaviour_when_moving_to_start_of_previous_words() {
let tests = array::IntoIter::new([
@ -671,6 +755,86 @@ mod test {
}
}
#[test]
fn test_behaviour_when_moving_to_start_of_previous_long_words() {
let tests = array::IntoIter::new([
("Basic backward motion from the middle of a word",
vec![(1, Range::new(3, 3), Range::new(3, 0))]),
("Starting from after boundary retreats the anchor",
vec![(1, Range::new(0, 8), Range::new(7, 0))]),
(" Jump to start of a word preceded by whitespace",
vec![(1, Range::new(5, 5), Range::new(5, 4))]),
(" Jump to start of line from start of word preceded by whitespace",
vec![(1, Range::new(4, 4), Range::new(3, 0))]),
("Previous anchor is irrelevant for backward motions",
vec![(1, Range::new(12, 5), Range::new(5, 0))]),
(" Starting from whitespace moves to first space in sequence",
vec![(1, Range::new(0, 3), Range::new(3, 0))]),
("Identifiers_with_underscores are considered a single word",
vec![(1, Range::new(0, 20), Range::new(20, 0))]),
("Jumping\n \nback through a newline selects whitespace",
vec![(1, Range::new(0, 13), Range::new(11, 8))]),
("Jumping to start of word from the end selects the word",
vec![(1, Range::new(6, 6), Range::new(6, 0))]),
("alphanumeric.!,and.?=punctuation are treated exactly the same",
vec![
(1, Range::new(30, 30), Range::new(30, 0)),
]),
("... ... punctuation and spaces behave as expected",
vec![
(1, Range::new(0, 10), Range::new(9, 6)),
(1, Range::new(9, 6), Range::new(5, 0)),
]),
(".._.._ punctuation is joined by underscores into a single block",
vec![(1, Range::new(0, 5), Range::new(4, 0))]),
("Newlines\n\nare bridged seamlessly.",
vec![
(1, Range::new(0, 10), Range::new(7, 0)),
]),
("Jumping \n\n\n\n\nback from within a newline group selects previous block",
vec![
(1, Range::new(0, 13), Range::new(10, 0)),
]),
("Failed motions do not modify the range",
vec![
(0, Range::new(3, 0), Range::new(3, 0)),
]),
("Multiple motions at once resolve correctly",
vec![
(3, Range::new(18, 18), Range::new(8, 0)),
]),
("Excessive motions are performed partially",
vec![
(999, Range::new(40, 40), Range::new(9, 0)),
]),
("", // Edge case of moving backwards in empty string
vec![
(1, Range::new(0, 0), Range::new(0, 0)),
]),
("\n\n\n\n\n", // Edge case of moving backwards in all newlines
vec![
(1, Range::new(0, 0), Range::new(0, 0)),
]),
(" \n \nJumping back through alternated space blocks and newlines selects the space blocks",
vec![
(1, Range::new(0, 7), Range::new(6, 4)),
(1, Range::new(6, 4), Range::new(2, 0)),
]),
("ヒーリ..クス multibyte characters behave as normal characters, including when interacting with punctuation",
vec![
(1, Range::new(0, 7), Range::new(6, 0)),
]),
]);
for (sample, scenario) in tests {
for (count, begin, expected_end) in scenario.into_iter() {
let range = move_prev_long_word_start(Rope::from(sample).slice(..), begin, count);
assert_eq!(range, expected_end, "Case failed: [{}]", sample);
}
}
}
#[test]
fn test_behaviour_when_moving_to_end_of_next_words() {
let tests = array::IntoIter::new([
@ -750,4 +914,82 @@ mod test {
}
}
}
#[test]
fn test_behaviour_when_moving_to_end_of_next_long_words() {
let tests = array::IntoIter::new([
("Basic forward motion from the start of a word to the end of it",
vec![(1, Range::new(0, 0), Range::new(0, 4))]),
("Basic forward motion from the end of a word to the end of the next",
vec![(1, Range::new(0, 4), Range::new(5, 12))]),
("Basic forward motion from the middle of a word to the end of it",
vec![(1, Range::new(2, 2), Range::new(2, 4))]),
(" Jumping to end of a word preceded by whitespace",
vec![(1, Range::new(0, 0), Range::new(0, 10))]),
(" Starting from a boundary advances the anchor",
vec![(1, Range::new(0, 0), Range::new(1, 8))]),
("Previous anchor is irrelevant for end of word motion",
vec![(1, Range::new(12, 2), Range::new(2, 7))]),
("Identifiers_with_underscores are considered a single word",
vec![(1, Range::new(0, 0), Range::new(0, 27))]),
("Jumping\n into starting whitespace selects up to the end of next word",
vec![(1, Range::new(0, 6), Range::new(8, 15))]),
("alphanumeric.!,and.?=punctuation are treated the same way",
vec![
(1, Range::new(0, 0), Range::new(0, 31)),
]),
("... ... punctuation and spaces behave as expected",
vec![
(1, Range::new(0, 0), Range::new(0, 2)),
(1, Range::new(0, 2), Range::new(3, 8)),
]),
(".._.._ punctuation is joined by underscores into a single block",
vec![(1, Range::new(0, 0), Range::new(0, 5))]),
("Newlines\n\nare bridged seamlessly.",
vec![
(1, Range::new(0, 0), Range::new(0, 7)),
(1, Range::new(0, 7), Range::new(10, 12)),
]),
("Jumping\n\n\n\n\n\n from newlines to whitespace selects to end of next word.",
vec![
(1, Range::new(0, 8), Range::new(13, 19)),
]),
("A failed motion does not modify the range",
vec![
(3, Range::new(37, 41), Range::new(37, 41)),
]),
("Multiple motions at once resolve correctly",
vec![
(3, Range::new(0, 0), Range::new(16, 18)),
]),
("Excessive motions are performed partially",
vec![
(999, Range::new(0, 0), Range::new(31, 40)),
]),
("", // Edge case of moving forward in empty string
vec![
(1, Range::new(0, 0), Range::new(0, 0)),
]),
("\n\n\n\n\n", // Edge case of moving forward in all newlines
vec![
(1, Range::new(0, 0), Range::new(0, 4)),
]),
("\n \n \n Jumping through alternated space blocks and newlines selects the space blocks",
vec![
(1, Range::new(0, 0), Range::new(1, 3)),
(1, Range::new(1, 3), Range::new(5, 7)),
]),
("ヒーリ..クス multibyte characters behave as normal characters, including when they interact with punctuation",
vec![
(1, Range::new(0, 0), Range::new(0, 6)),
]),
]);
for (sample, scenario) in tests {
for (count, begin, expected_end) in scenario.into_iter() {
let range = move_next_long_word_end(Rope::from(sample).slice(..), begin, count);
assert_eq!(range, expected_end, "Case failed: [{}]", sample);
}
}
}
}

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