1 // Copyright 2023 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include "pw_bluetooth_sapphire/internal/host/l2cap/channel.h"
16
17 #include "pw_bluetooth_sapphire/internal/host/l2cap/fake_channel.h"
18 #include "pw_unit_test/framework.h"
19
20 namespace bt::l2cap::testing {
21
TEST(ChannelTest,UniqueId)22 TEST(ChannelTest, UniqueId) {
23 // Same handle + Same local id = Same unique id
24 auto channel = std::make_unique<FakeChannel>(
25 /*id=*/1, /*remote_id=*/1, /*handle=*/1, bt::LinkType::kACL);
26 auto chan_diff_remote = std::make_unique<FakeChannel>(
27 /*id=*/1, /*remote_id=*/2, /*handle=*/1, bt::LinkType::kACL);
28 ASSERT_EQ(channel->unique_id(), chan_diff_remote->unique_id());
29
30 // Same handle + Different local id = Different unique id
31 auto chan_diff_local = std::make_unique<FakeChannel>(
32 /*id=*/2, /*remote_id=*/1, /*handle=*/1, bt::LinkType::kACL);
33 ASSERT_NE(channel->unique_id(), chan_diff_local->unique_id());
34
35 // Same handle + Same local id = Same unique id
36 auto chan_same = std::make_unique<FakeChannel>(
37 /*id=*/1, /*remote_id=*/1, /*handle=*/1, bt::LinkType::kACL);
38 ASSERT_EQ(channel->unique_id(), chan_same->unique_id());
39
40 // Different handle + Same local id = Different unique id
41 auto chan_diff_conn = std::make_unique<FakeChannel>(
42 /*id=*/1, /*remote_id=*/1, /*handle=*/2, bt::LinkType::kACL);
43 ASSERT_NE(channel->unique_id(), chan_diff_conn->unique_id());
44
45 // Different handle + Different local id = Different unique id
46 auto chan_diff = std::make_unique<FakeChannel>(
47 /*id=*/1, /*remote_id=*/2, /*handle=*/2, bt::LinkType::kACL);
48 ASSERT_NE(channel->unique_id(), chan_diff->unique_id());
49 }
50
51 } // namespace bt::l2cap::testing
52