tests!!! glorious tests!!!

re: #6463

src/user/blocks.js

@@ -30,7 +30,7 @@ module.exports = function (User) {
 			}
 
 			// for debugging
-			blocked = [2];
+			// blocked = [2];
 
 			blocked = blocked.map(uid => parseInt(uid, 10)).filter(Boolean);
 			User.blocks._cache.set(uid, blocked);
@@ -41,6 +41,10 @@ module.exports = function (User) {
 	User.blocks.add = function (targetUid, uid, callback) {
 		async.waterfall([
 			async.apply(db.sortedSetAdd.bind(db), 'uid:' + uid + ':blocked_uids', Date.now(), targetUid),
+			function (next) {
+				User.blocks._cache.del(uid);
+				setImmediate(next);
+			},
 			async.apply(User.blocks.list, uid),
 		], callback);
 	};
@@ -48,6 +52,10 @@ module.exports = function (User) {
 	User.blocks.remove = function (targetUid, uid, callback) {
 		async.waterfall([
 			async.apply(db.sortedSetRemove.bind(db), 'uid:' + uid + ':blocked_uids', targetUid),
+			function (next) {
+				User.blocks._cache.del(uid);
+				setImmediate(next);
+			},
 			async.apply(User.blocks.list, uid),
 		], callback);
 	};

test/user.js

@@ -1753,4 +1753,114 @@ describe('User', function () {
 			});
 		});
 	});
+
+	describe('user blocking methods', function (done) {
+		let blockeeUid;
+		before(function (done) {
+			User.create({
+				username: 'blockee',
+				email: 'blockee@example.org',
+				fullname: 'Block me',
+			}, function (err, uid) {
+				blockeeUid = uid;
+				done(err);
+			});
+		});
+
+		describe('.remove()', function () {
+			it('should unblock a uid', function (done) {
+				User.blocks.remove(blockeeUid, 1, function (err, blocked_uids) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(blocked_uids), true);
+					assert.strictEqual(blocked_uids.length, 0);
+					done();
+				});
+			});
+		});
+
+		describe('.add()', function () {
+			it('should block a uid', function (done) {
+				User.blocks.add(blockeeUid, 1, function (err, blocked_uids) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(blocked_uids), true);
+					assert.strictEqual(blocked_uids.length, 1);
+					assert.strictEqual(blocked_uids.includes(blockeeUid), true);
+					done();
+				});
+			});
+		});
+
+		describe('.list()', function () {
+			it('should return a list of blocked uids', function (done) {
+				User.blocks.list(1, function (err, blocked_uids) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(blocked_uids), true);
+					assert.strictEqual(blocked_uids.length, 1);
+					assert.strictEqual(blocked_uids.includes(blockeeUid), true);
+					done();
+				});
+			});
+		});
+
+		describe('.filter()', function () {
+			it('should remove entries by blocked uids and return filtered set', function (done) {
+				User.blocks.filter(1, [{
+					foo: 'foo',
+					uid: blockeeUid,
+				}, {
+					foo: 'bar',
+					uid: 1,
+				}, {
+					foo: 'baz',
+					uid: blockeeUid,
+				}], function (err, filtered) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(filtered), true);
+					assert.strictEqual(filtered.length, 1);
+					assert.equal(filtered[0].uid, 1);
+					done();
+				});
+			});
+
+			it('should allow property argument to be passed in to customise checked property', function (done) {
+				User.blocks.filter(1, 'fromuid', [{
+					foo: 'foo',
+					fromuid: blockeeUid,
+				}, {
+					foo: 'bar',
+					fromuid: 1,
+				}, {
+					foo: 'baz',
+					fromuid: blockeeUid,
+				}], function (err, filtered) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(filtered), true);
+					assert.strictEqual(filtered.length, 1);
+					assert.equal(filtered[0].fromuid, 1);
+					done();
+				});
+			});
+
+			it('should not process invalid sets', function (done) {
+				User.blocks.filter(1, [{ foo: 'foo' }, { foo: 'bar' }, { foo: 'baz' }], function (err, filtered) {
+					assert.ifError(err);
+					assert.strictEqual(Array.isArray(filtered), true);
+					assert.strictEqual(filtered.length, 3);
+					filtered.forEach(function (obj) {
+						assert.strictEqual(obj.hasOwnProperty('foo'), true);
+					});
+					done();
+				});
+			});
+
+			it('should process plain sets that just contain uids', function (done) {
+				User.blocks.filter(1, [1, blockeeUid], function (err, filtered) {
+					assert.ifError(err);
+					assert.strictEqual(filtered.length, 1);
+					assert.strictEqual(filtered[0], 1);
+					done();
+				});
+			});
+		});
+	});
 });