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fix(data-structures): ensure size consistency in BinarySearchTree.from #6272

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merged 1 commit into from
Dec 16, 2024
Merged

fix(data-structures): ensure size consistency in BinarySearchTree.from #6272

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1 change: 1 addition & 0 deletions data_structures/binary_search_tree.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -281,6 +281,7 @@ export class BinarySearchTree<T> implements Iterable<T> {
nodes.push(right);
}
}
result.#size = collection.#size;
}
} else {
result = (options?.compare
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2 changes: 2 additions & 0 deletions data_structures/binary_search_tree_test.ts
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Expand Up @@ -392,6 +392,7 @@ Deno.test("BinarySearchTree.from() handles default ascend comparator", () => {
let tree: BinarySearchTree<number> = BinarySearchTree.from(originalTree);
assertEquals([...originalTree], expected);
assertEquals([...tree], expected);
assertEquals(tree.size, originalTree.size);
assertEquals([...tree.nlrValues()], [...originalTree.nlrValues()]);
assertEquals([...tree.lvlValues()], [...originalTree.lvlValues()]);

Expand Down Expand Up @@ -443,6 +444,7 @@ Deno.test("BinarySearchTree.from() handles descend comparator", () => {
let tree: BinarySearchTree<number> = BinarySearchTree.from(originalTree);
assertEquals([...originalTree], expected);
assertEquals([...tree], expected);
assertEquals(tree.size, originalTree.size);
assertEquals([...tree.nlrValues()], [...originalTree.nlrValues()]);
assertEquals([...tree.lvlValues()], [...originalTree.lvlValues()]);

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