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Add lazy at tests to ensure it works with string index values.

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John-David Dalton
2015-11-14 18:09:59 -08:00
parent 783c23cbfb
commit 64a7503196
2 changed files with 16 additions and 11 deletions
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2
lodash.js
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@@ -13896,7 +13896,7 @@
LazyWrapper.prototype.at = rest(function(paths) {
paths = baseFlatten(paths);
return (paths.length == 1 && isIndex(paths[0]))
? this.slice(paths[0], paths[0] + 1)
? this.slice(paths[0], +paths[0] + 1)
: new LazyWrapper(this);
});

25
test/test.js
View File

@@ -1248,13 +1248,13 @@
});
QUnit.test('should work in a lazy chain sequence', function(assert) {
assert.expect(4);
assert.expect(6);
if (!isNpm) {
var largeArray = lodashStable.range(LARGE_ARRAY_SIZE),
smallArray = array;
lodashStable.each([[2], [2, 1]], function(paths) {
lodashStable.each([[2], ['2'], [2, 1]], function(paths) {
lodashStable.times(2, function(index) {
var array = index ? largeArray : smallArray,
wrapped = _(array).map(identity).at(paths);
@@ -1264,24 +1264,29 @@
});
}
else {
skipTest(assert, 4);
skipTest(assert, 6);
}
});
QUnit.test('should support shortcut fusion', function(assert) {
assert.expect(2);
assert.expect(4);
if (!isNpm) {
var count = 0,
array = lodashStable.range(LARGE_ARRAY_SIZE),
var array = lodashStable.range(LARGE_ARRAY_SIZE),
count = 0,
iteratee = function(value) { count++; return square(value); },
actual = _(array).map(iteratee).at(LARGE_ARRAY_SIZE - 1).value();
lastIndex = LARGE_ARRAY_SIZE - 1;
assert.strictEqual(count, 1);
assert.deepEqual(actual, [square(LARGE_ARRAY_SIZE -1)]);
_.each([lastIndex, lastIndex + ''], function(index) {
count = 0;
var actual = _(array).map(iteratee).at(index).value();
assert.strictEqual(count, 1);
assert.deepEqual(actual, [square(lastIndex)]);
});
}
else {
skipTest(assert, 2);
skipTest(assert, 4);
}
});