Kevin Zeng | 62683b6 | 2021-03-18 12:22:08 -0700 | [diff] [blame] | 1 | // Copyright 2021 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 | #include "pw_analog/analog_input.h" |
| 15 | |
| 16 | #include "gtest/gtest.h" |
| 17 | |
| 18 | namespace pw { |
| 19 | namespace analog { |
| 20 | namespace { |
| 21 | |
| 22 | constexpr int32_t kLimitsMax = 4096; |
| 23 | constexpr int32_t kLimitsMin = 0; |
| 24 | |
Rob Mohr | d15bc0a | 2021-05-22 10:53:42 -0700 | [diff] [blame] | 25 | // Fake test analog input that's used for testing. |
Kevin Zeng | 62683b6 | 2021-03-18 12:22:08 -0700 | [diff] [blame] | 26 | class TestAnalogInput : public AnalogInput { |
| 27 | public: |
| 28 | TestAnalogInput() |
| 29 | : limits_({ |
| 30 | .min = kLimitsMin, |
| 31 | .max = kLimitsMax, |
| 32 | }) {} |
| 33 | |
| 34 | Result<int32_t> TryReadUntil(chrono::SystemClock::time_point) override { |
| 35 | return Status::Unimplemented(); |
| 36 | } |
| 37 | |
| 38 | Limits GetLimits() const override { return limits_; } |
| 39 | |
| 40 | private: |
| 41 | const Limits limits_; |
| 42 | }; |
| 43 | |
| 44 | TEST(AnalogInputTest, Construction) { |
| 45 | TestAnalogInput analog_input = TestAnalogInput(); |
| 46 | } |
| 47 | |
| 48 | TEST(AnalogInputTest, GetLimits) { |
| 49 | TestAnalogInput analog_input = TestAnalogInput(); |
| 50 | AnalogInput::Limits limits = analog_input.GetLimits(); |
| 51 | EXPECT_EQ(limits.min, kLimitsMin); |
| 52 | EXPECT_EQ(limits.max, kLimitsMax); |
| 53 | } |
| 54 | |
| 55 | } // namespace |
| 56 | } // namespace analog |
| 57 | } // namespace pw |