Bloom commands (#1786)

* ft.alter

* bloom commands

* tdigest

* delete tdigest

* uncomment tests

* small changes

* Update MADD.ts

* small changes

* clean code

* Update README.md

* Update README.md

Co-authored-by: leibale <leibale1998@gmail.com>

packages/bloom/lib/commands/top-k/INFO.spec.ts

@@ -0,0 +1,23 @@
+import { strict as assert } from 'assert';
+import testUtils, { GLOBAL } from '../../test-utils';
+import { transformArguments } from './INFO';
+
+describe('TOPK INFO', () => {
+    it('transformArguments', () => {
+        assert.deepEqual(
+            transformArguments('key'),
+            ['TOPK.INFO', 'key']
+        );
+    });
+
+    testUtils.testWithClient('client.topK.info', async client => {
+        await client.topK.reserve('key', 3);
+
+        const info = await client.topK.info('key');
+        assert.equal(typeof info, 'object');
+        assert.equal(info.k, 3);
+        assert.equal(typeof info.width, 'number');
+        assert.equal(typeof info.depth, 'number');
+        assert.equal(typeof info.decay, 'number');
+    }, GLOBAL.SERVERS.OPEN);
+});