Add more _.spread tests.

This commit is contained in:
John-David Dalton
2016-11-06 00:39:13 -07:00
parent 6ef973ae33
commit 3217118fab

View File

@@ -20836,10 +20836,12 @@
}
QUnit.test('should spread arguments to `func`', function(assert) {
assert.expect(1);
assert.expect(2);
var spread = _.spread(fn);
assert.deepEqual(spread([4, 2]), [4, 2]);
assert.deepEqual(spread([1, 2]), [1, 2]);
assert.deepEqual(spread([1, 2], 3), [1, 2, 3]);
});
QUnit.test('should accept a falsey `array`', function(assert) {
@@ -20857,45 +20859,36 @@
assert.deepEqual(actual, expected);
});
QUnit.test('should provide correct `func` arguments', function(assert) {
assert.expect(1);
var args;
var spread = _.spread(function() {
args = slice.call(arguments);
});
spread([1, 2], 3);
assert.deepEqual(args, [1, 2, 3]);
});
QUnit.test('should work with `start`', function(assert) {
assert.expect(1);
assert.expect(2);
var spread = _.spread(fn, 1);
assert.deepEqual(spread(1, [2, 3, 4]), [1, 2, 3, 4]);
assert.deepEqual(spread(1, [2, 3]), [1, 2, 3]);
assert.deepEqual(spread(1, [2, 3], 4), [1, 2, 3, 4]);
});
QUnit.test('should treat `start` as `0` for negative or `NaN` values', function(assert) {
assert.expect(1);
var values = [-1, NaN, 'a'],
expected = lodashStable.map(values, lodashStable.constant([1, 2, 3, 4]));
expected = lodashStable.map(values, lodashStable.constant([1, 2]));
var actual = lodashStable.map(values, function(value) {
var spread = _.spread(fn, value);
return spread([1, 2, 3, 4]);
return spread([1, 2]);
});
assert.deepEqual(actual, expected);
});
QUnit.test('should coerce `start` to an integer', function(assert) {
assert.expect(1);
assert.expect(2);
var spread = _.spread(fn, 1.6);
assert.deepEqual(spread(1, [2, 3]), [1, 2, 3]);
assert.deepEqual(spread(1, [2, 3], 4), [1, 2, 3, 4]);
});
}());