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Add _.ary and _.unary tests for this binding and minimum arg count.

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This commit is contained in:
John-David Dalton
2016-06-06 17:49:33 -07:00
parent 51e619b18f
commit 43d1ca89c2
1 changed files with 32 additions and 4 deletions
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36
test/test.js
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@@ -1231,11 +1231,30 @@
assert.deepEqual(actual, expected);
});
QUnit.test('should work when given less than the capped number of arguments', function(assert) {
QUnit.test('should not force a minimum argument count', function(assert) {
assert.expect(1);
var capped = _.ary(fn, 3);
assert.deepEqual(capped('a'), ['a']);
var capped = _.ary(fn, 3),
args = ['a', 'b', 'c'];
var expected = lodashStable.map(args, function(arg, index) {
return args.slice(0, index);
});
var actual = lodashStable.map(expected, function(array) {
return capped.apply(undefined, array);
});
assert.deepEqual(actual, expected);
});
QUnit.test('should use `this` binding of function', function(assert) {
assert.expect(1);
var capped = _.ary(function(a, b) { return this; }, 1),
object = { 'capped': capped };
assert.strictEqual(object.capped(), object);
});
QUnit.test('should use the existing `ary` if smaller', function(assert) {
@@ -24384,12 +24403,21 @@
assert.deepEqual(actual, [6, 8, 10]);
});
QUnit.test('should work when provided less than the capped number of arguments', function(assert) {
QUnit.test('should not force a minimum argument count', function(assert) {
assert.expect(1);
var capped = _.unary(fn);
assert.deepEqual(capped(), []);
});
QUnit.test('should use `this` binding of function', function(assert) {
assert.expect(1);
var capped = _.unary(function(a, b) { return this; }),
object = { 'capped': capped };
assert.strictEqual(object.capped(), object);
});
}());
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