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test(backup): add some more delta tests

main
Jef Roosens 2025-05-24 23:23:46 +02:00
parent 15c4839a81
commit 5f43d7b8b1
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1 changed files with 52 additions and 0 deletions
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52
backup/src/delta.rs
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@ -242,4 +242,56 @@ mod tests {
let expected = Delta::default().with_added("dir_1", ["file1", "file2"]);
assert_eq!(expected, b.union(&a));
}
#[test]
fn test_difference() {
let a = Delta::default()
.with_added("dir1", ["file1", "file2"])
.with_removed("dir1", ["file3", "file4"]);
let b = Delta::default()
.with_added("dir1", ["file1"])
.with_removed("dir1", ["file3"]);
let expected = Delta::default()
.with_added("dir1", ["file2"])
.with_removed("dir1", ["file4"]);
assert_eq!(a.difference(&b), expected);
assert_eq!(b.difference(&a), Delta::default());
}
#[test]
fn test_strict_difference() {
let a = Delta::default()
.with_added("dir1", ["file1", "file2"])
.with_removed("dir1", ["file3", "file4"]);
let b = Delta::default()
.with_added("dir1", ["file1", "file4"])
.with_removed("dir1", ["file3"]);
let expected = Delta::default().with_added("dir1", ["file2"]);
assert_eq!(a.strict_difference(&b), expected);
assert_eq!(b.strict_difference(&a), Delta::default());
}
#[test]
fn test_contributions() {
let deltas = [
Delta::default().with_added("dir1", ["file4"]),
Delta::default().with_added("dir1", ["file1", "file2"]),
Delta::default()
.with_added("dir1", ["file1"])
.with_added("dir2", ["file3"]),
Delta::default()
.with_added("dir1", ["file2"])
.with_removed("dir2", ["file3"]),
];
let expected = [
State::default().with_dir("dir1", ["file2"]),
State::default().with_dir("dir1", ["file1"]),
State::default(),
State::default().with_dir("dir1", ["file4"]),
];
assert_eq!(Delta::contributions(deltas.iter().rev()), expected);
}
}