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test: add a missing case

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Zixuan Chen 2023-03-25 21:08:39 +08:00 committed by Leonzhao
parent ac80775b17
commit 87ae95ef02
1 changed files with 22 additions and 0 deletions
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22
crates/loro-internal/src/log_store/import.rs
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@ -560,4 +560,26 @@ mod test {
d.decode(&update_a1).unwrap();
assert_eq!(a.to_json(), d.to_json());
}
#[test]
fn should_activate_pending_change_when() {
// 0@a <- 0@b
// 0@a <- 1@a, where 0@a and 1@a will be merged
// In this case, c apply b's change first, then apply all the changes from a.
// C is expected to have the same content as a, after a imported b's change
let mut a = LoroCore::new(Default::default(), Some(1));
let mut b = LoroCore::new(Default::default(), Some(2));
let mut c = LoroCore::new(Default::default(), Some(3));
let mut text_a = a.get_text("text");
let mut text_b = b.get_text("text");
text_a.insert(&a, 0, "1").unwrap();
b.decode(&a.encode_all()).unwrap();
text_b.insert(&b, 0, "1").unwrap();
let b_change = b.encode_from(a.vv_cloned());
text_a.insert(&a, 0, "1").unwrap();
c.decode(&b_change).unwrap();
c.decode(&a.encode_all()).unwrap();
a.decode(&b_change).unwrap();
assert_eq!(c.to_json(), a.to_json());
}
}