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49 lines
1.6 KiB
49 lines
1.6 KiB
// Copyright 2021 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_i2c/address.h"
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#include "gtest/gtest.h"
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namespace pw::i2c {
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TEST(Address, SevenBitConstexpr) {
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constexpr Address kSevenBit =
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Address::SevenBit<Address::kMaxSevenBitAddress>();
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EXPECT_EQ(kSevenBit.GetSevenBit(), Address::kMaxSevenBitAddress);
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}
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TEST(Address, TenBitConstexpr) {
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constexpr Address kTenBit = Address::TenBit<Address::kMaxTenBitAddress>();
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EXPECT_EQ(kTenBit.GetTenBit(), Address::kMaxTenBitAddress);
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}
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TEST(Address, SevenBitRuntimeChecked) {
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const Address seven_bit(Address::kMaxSevenBitAddress);
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EXPECT_EQ(seven_bit.GetSevenBit(), Address::kMaxSevenBitAddress);
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}
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TEST(Address, TenBitRuntimeChecked) {
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const Address ten_bit(Address::kMaxTenBitAddress);
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EXPECT_EQ(ten_bit.GetTenBit(), Address::kMaxTenBitAddress);
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}
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// TODO(pwbug/88): Verify assert behaviour when trying to get a 7bit address out
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// of a 10bit address.
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// TODO(pwbug/47): Add tests to ensure the constexpr constructors fail to
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// compile with invalid addresses once no-copmile tests are set up in Pigweed.
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} // namespace pw::i2c
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