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Fix sorting (#77)

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This commit is contained in:
Maciej Hirsz
2018-10-08 14:14:21 +02:00
committed by GitHub
parent 6dc1d532e7
commit abe2ff5057
10 changed files with 235 additions and 210 deletions
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packages/common/test/index.js
+12 -13
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@@ -74,21 +74,20 @@ test('sortedInsert indexes', (assert) => {
test('sortedIndexOf', (assert) => {
const { sortedIndexOf } = common;
const cmp = (a, b) => a - b;
const cmp = (a, b) => a.value - b.value;
const array = [];
assert.equals(sortedIndexOf(1, [1,2,3,4,5,6,7,8,9], cmp), 0, 'Found 1');
assert.equals(sortedIndexOf(2, [1,2,3,4,5,6,7,8,9], cmp), 1, 'Found 2');
assert.equals(sortedIndexOf(3, [1,2,3,4,5,6,7,8,9], cmp), 2, 'Found 3');
assert.equals(sortedIndexOf(4, [1,2,3,4,5,6,7,8,9], cmp), 3, 'Found 4');
assert.equals(sortedIndexOf(5, [1,2,3,4,5,6,7,8,9], cmp), 4, 'Found 5');
assert.equals(sortedIndexOf(6, [1,2,3,4,5,6,7,8,9], cmp), 5, 'Found 6');
assert.equals(sortedIndexOf(7, [1,2,3,4,5,6,7,8,9], cmp), 6, 'Found 7');
assert.equals(sortedIndexOf(8, [1,2,3,4,5,6,7,8,9], cmp), 7, 'Found 8');
assert.equals(sortedIndexOf(9, [1,2,3,4,5,6,7,8,9], cmp), 8, 'Found 9');
for (let i = 1; i <= 1000; i++) {
array.push({ value: i >> 1 });
}
assert.equals(sortedIndexOf(0, [1,2,3,4,5,6,7,8,9], cmp), -1, 'No 0');
assert.equals(sortedIndexOf(10, [1,2,3,4,5,6,7,8,9], cmp), -1, 'No 10');
assert.equals(sortedIndexOf(5.5, [1,2,3,4,5,6,7,8,9], cmp), -1, 'No 5.5');
for (let i = 0; i < 50; i++) {
let index = Math.random() * 1000 | 0;
item = array[index];
assert.equals(sortedIndexOf(item, array, cmp), array.indexOf(item), `Correct for ${item.value}`);
}
assert.end();
});