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Added a test

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This commit is contained in:
apple502j 2019-06-01 14:49:46 +09:00
parent 558f43a3d6
commit 7b8e0f9ce3
1 changed files with 14 additions and 13 deletions

27
test/unit/util_cast.js
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@ -167,32 +167,33 @@ test('toListIndex', t => {
const empty = [];
// Valid
t.strictEqual(cast.toListIndex(1, list.length), 1);
t.strictEqual(cast.toListIndex(6, list.length), 6);
t.strictEqual(cast.toListIndex(1, list.length, false), 1);
t.strictEqual(cast.toListIndex(6, list.length, false), 6);
// Invalid
t.strictEqual(cast.toListIndex(-1, list.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(0.1, list.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(0, list.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(7, list.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(-1, list.length, false), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(0.1, list.length, false), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(0, list.length, false), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex(7, list.length, false), cast.LIST_INVALID);
// "all"
t.strictEqual(cast.toListIndex('all', list.length), cast.LIST_ALL);
t.strictEqual(cast.toListIndex('all', list.length, true), cast.LIST_ALL);
t.strictEqual(cast.toListIndex('all', list.length, false), cast.LIST_INVALID);
// "last"
t.strictEqual(cast.toListIndex('last', list.length), list.length);
t.strictEqual(cast.toListIndex('last', empty.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex('last', list.length, false), list.length);
t.strictEqual(cast.toListIndex('last', empty.length, false), cast.LIST_INVALID);
// "random"
const random = cast.toListIndex('random', list.length);
const random = cast.toListIndex('random', list.length, false);
t.ok(random <= list.length);
t.ok(random > 0);
t.strictEqual(cast.toListIndex('random', empty.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex('random', empty.length, false), cast.LIST_INVALID);
// "any" (alias for "random")
const any = cast.toListIndex('any', list.length);
const any = cast.toListIndex('any', list.length, false);
t.ok(any <= list.length);
t.ok(any > 0);
t.strictEqual(cast.toListIndex('any', empty.length), cast.LIST_INVALID);
t.strictEqual(cast.toListIndex('any', empty.length, false), cast.LIST_INVALID);
t.end();
});