Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 1 | // Copyright 2020 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_rpc/service.h" |
| 16 | |
| 17 | #include "gtest/gtest.h" |
Wyatt Hepler | cbd09c2 | 2020-09-15 11:17:24 -0700 | [diff] [blame^] | 18 | #include "pw_rpc/internal/method.h" |
Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 19 | |
| 20 | namespace pw::rpc { |
| 21 | |
| 22 | class ServiceTestHelper { |
| 23 | public: |
Wyatt Hepler | cbd09c2 | 2020-09-15 11:17:24 -0700 | [diff] [blame^] | 24 | static const internal::Method* FindMethod(Service& service, uint32_t id) { |
Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 25 | return service.FindMethod(id); |
| 26 | } |
| 27 | }; |
| 28 | |
| 29 | namespace { |
| 30 | |
Wyatt Hepler | cbd09c2 | 2020-09-15 11:17:24 -0700 | [diff] [blame^] | 31 | void InvokeIt(const internal::Method&, |
Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 32 | internal::ServerCall&, |
| 33 | const internal::Packet&) {} |
| 34 | |
Wyatt Hepler | cbd09c2 | 2020-09-15 11:17:24 -0700 | [diff] [blame^] | 35 | class ServiceTestMethod : public internal::Method { |
Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 36 | public: |
| 37 | constexpr ServiceTestMethod(uint32_t id, char the_value) |
Wyatt Hepler | cbd09c2 | 2020-09-15 11:17:24 -0700 | [diff] [blame^] | 38 | : internal::Method(id, InvokeIt), value(the_value) {} |
Wyatt Hepler | d159142 | 2020-09-15 10:04:41 -0700 | [diff] [blame] | 39 | |
| 40 | char value; // Add a member so the class is larger than the base Method. |
| 41 | }; |
| 42 | |
| 43 | class TestService : public Service { |
| 44 | public: |
| 45 | constexpr TestService() : Service(0xabcd, kMethods) {} |
| 46 | |
| 47 | static constexpr std::array<ServiceTestMethod, 3> kMethods = {{ |
| 48 | ServiceTestMethod(123, 'a'), |
| 49 | ServiceTestMethod(456, 'b'), |
| 50 | ServiceTestMethod(789, 'c'), |
| 51 | }}; |
| 52 | }; |
| 53 | |
| 54 | TEST(Service, MultipleMethods_FindMethod_Present) { |
| 55 | TestService service; |
| 56 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 123), |
| 57 | &TestService::kMethods[0]); |
| 58 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 456), |
| 59 | &TestService::kMethods[1]); |
| 60 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 789), |
| 61 | &TestService::kMethods[2]); |
| 62 | } |
| 63 | |
| 64 | TEST(Service, MultipleMethods_FindMethod_NotPresent) { |
| 65 | TestService service; |
| 66 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 0), nullptr); |
| 67 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 457), nullptr); |
| 68 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 999), nullptr); |
| 69 | } |
| 70 | |
| 71 | class EmptyTestService : public Service { |
| 72 | public: |
| 73 | constexpr EmptyTestService() : Service(0xabcd, kMethods) {} |
| 74 | static constexpr std::array<ServiceTestMethod, 0> kMethods = {{}}; |
| 75 | }; |
| 76 | |
| 77 | TEST(Service, NoMethods_FindMethod_NotPresent) { |
| 78 | EmptyTestService service; |
| 79 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 123), nullptr); |
| 80 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 456), nullptr); |
| 81 | EXPECT_EQ(ServiceTestHelper::FindMethod(service, 789), nullptr); |
| 82 | } |
| 83 | |
| 84 | } // namespace |
| 85 | } // namespace pw::rpc |