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dc_array: simplify and test search_id

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This also makes it possible to search for location IDs.
This commit is contained in:
Alexander Krotov
2020-06-24 20:47:39 +03:00
committed by link2xt
parent 83dde57afa
commit f2d09cc51e
1 changed files with 4 additions and 10 deletions
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14
deltachat-ffi/src/dc_array.rs
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@@ -32,16 +32,7 @@ impl dc_array_t {
} }
pub fn search_id(&self, needle: u32) -> Option<usize> { pub fn search_id(&self, needle: u32) -> Option<usize> {
if let Self::Uint(array) = self { (0..self.len()).find(|i| self.get_id(*i) == needle)
for (i, &u) in array.iter().enumerate() {
if u == needle {
return Some(i);
}
}
None
} else {
panic!("Attempt to search for id in array of other type");
}
} }
pub fn as_ptr(&self) -> *const u32 { pub fn as_ptr(&self) -> *const u32 {
@@ -82,6 +73,9 @@ mod tests {
for i in 0..1000 { for i in 0..1000 {
assert_eq!(arr.get_id(i), (i + 2) as u32); assert_eq!(arr.get_id(i), (i + 2) as u32);
} }
assert_eq!(arr.search_id(10), Some(8));
assert_eq!(arr.search_id(1), None);
} }
#[test] #[test]