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Str Split bitcode

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This commit is contained in:
Chad Stearns 2020-10-20 05:02:59 -04:00
parent bf81e67a89
commit 626d49d7b0
3 changed files with 91 additions and 12 deletions
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43
compiler/builtins/bitcode/tests/bitcode_test.rs
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@ -3,7 +3,7 @@ extern crate pretty_assertions;
#[cfg(test)]
mod bitcode {
use roc_builtins_bitcode::{count_delimiters_, measure_next_split_segment_length_};
use roc_builtins_bitcode::{count_delimiters_, measure_next_split_segment_length_, str_split_};
#[test]
fn count_delimiters() {
@ -21,6 +21,47 @@ mod bitcode {
);
}
#[test]
fn str_split() {
fn splits_to(string: &str, delimiter: &str, expectation: &[&[u8]]) {
assert_eq!(
str_split_(
&mut [(&"").as_bytes()].repeat(expectation.len()),
&string.as_bytes(),
&delimiter.as_bytes()
),
expectation
);
}
splits_to(
"a!b!c",
"!",
&[(&"a").as_bytes(), (&"b").as_bytes(), (&"c").as_bytes()],
);
splits_to(
"a!?b!?c!?",
"!?",
&[
(&"a").as_bytes(),
(&"b").as_bytes(),
(&"c").as_bytes(),
(&"").as_bytes(),
],
);
splits_to("abc", "!", &[(&"abc").as_bytes()]);
splits_to(
"tttttghittttt",
"ttttt",
&[(&"").as_bytes(), (&"ghi").as_bytes(), (&"").as_bytes()],
);
splits_to("def", "!!!!!!", &[(&"def").as_bytes()]);
}
#[test]
fn measure_next_split_segment() {
assert_eq!(