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Diffstat (limited to 'common/netd/libnetdutils/BackoffSequenceTest.cpp')
-rw-r--r-- | common/netd/libnetdutils/BackoffSequenceTest.cpp | 186 |
1 files changed, 0 insertions, 186 deletions
diff --git a/common/netd/libnetdutils/BackoffSequenceTest.cpp b/common/netd/libnetdutils/BackoffSequenceTest.cpp deleted file mode 100644 index b6653fe8..00000000 --- a/common/netd/libnetdutils/BackoffSequenceTest.cpp +++ /dev/null @@ -1,186 +0,0 @@ -/* - * Copyright (C) 2018 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include <gtest/gtest.h> - -#include "netdutils/BackoffSequence.h" - -namespace android { -namespace netdutils { - -TEST(BackoffSequence, defaults) { - BackoffSequence<uint32_t> backoff; - - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(0x00000001U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000002U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000004U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000008U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000010U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000020U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000040U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000080U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000100U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000200U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000400U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000800U, backoff.getNextTimeout()); - EXPECT_EQ(0x00001000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00002000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00004000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00008000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00010000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00020000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00040000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00080000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00100000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00200000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00400000U, backoff.getNextTimeout()); - EXPECT_EQ(0x00800000U, backoff.getNextTimeout()); - EXPECT_EQ(0x01000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x02000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x04000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x08000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x10000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x20000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x40000000U, backoff.getNextTimeout()); - EXPECT_EQ(0x80000000U, backoff.getNextTimeout()); - // Maxes out, and stays there, ad infinitum. - for (int i = 0; i < 10; i++) { - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(0xffffffffU, backoff.getNextTimeout()); - } -} - -TEST(BackoffSequence, backoffToOncePerHour) { - auto backoff = BackoffSequence<uint32_t>::Builder() - .withInitialRetransmissionTime(1) - .withMaximumRetransmissionTime(3600) - .build(); - - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(0x00000001U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000002U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000004U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000008U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000010U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000020U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000040U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000080U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000100U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000200U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000400U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000800U, backoff.getNextTimeout()); - // Maxes out, and stays there, ad infinitum. - for (int i = 0; i < 10; i++) { - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(3600U, backoff.getNextTimeout()); - } -} - -TEST(BackoffSequence, simpleMaxRetransCount) { - auto backoff = BackoffSequence<uint32_t>::Builder() - .withInitialRetransmissionTime(3) - .withMaximumRetransmissionCount(7) - .build(); - - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(0x00000003U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000006U, backoff.getNextTimeout()); - EXPECT_EQ(0x0000000cU, backoff.getNextTimeout()); - EXPECT_EQ(0x00000018U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000030U, backoff.getNextTimeout()); - EXPECT_EQ(0x00000060U, backoff.getNextTimeout()); - EXPECT_EQ(0x000000c0U, backoff.getNextTimeout()); - - for (int i = 0; i < 10; i++) { - EXPECT_FALSE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - } -} - -TEST(BackoffSequence, simpleMaxDuration) { - auto backoff = BackoffSequence<int>::Builder() - .withInitialRetransmissionTime(3) - .withMaximumRetransmissionDuration(7) - .withEndOfSequenceIndicator(-1) - .build(); - - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(0x00000003, backoff.getNextTimeout()); - EXPECT_EQ(0x00000004, backoff.getNextTimeout()); - - for (int i = 0; i < 10; i++) { - EXPECT_FALSE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - EXPECT_EQ(-1, backoff.getNextTimeout()); - } -} - -TEST(PathologicalBackoffSequence, ZeroInitialRetransTime) { - auto backoff = BackoffSequence<std::chrono::seconds>::Builder() - .withInitialRetransmissionTime(std::chrono::seconds(0)) - .build(); - - for (int i = 0; i < 10; i++) { - // TODO: Decide whether this needs fixing, and how. - EXPECT_TRUE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - } -} - -TEST(PathologicalBackoffSequence, MaxRetransDurationGreaterThanInitialRetransTime) { - auto backoff = BackoffSequence<std::chrono::milliseconds>::Builder() - .withInitialRetransmissionTime(std::chrono::milliseconds(5)) - .withMaximumRetransmissionDuration(std::chrono::milliseconds(3)) - .build(); - - EXPECT_EQ(std::chrono::milliseconds(3), backoff.getNextTimeout()); - for (int i = 0; i < 10; i++) { - EXPECT_FALSE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - } -} - -TEST(PathologicalBackoffSequence, MaxRetransDurationEqualsInitialRetransTime) { - auto backoff = BackoffSequence<std::chrono::hours>::Builder() - .withInitialRetransmissionTime(std::chrono::hours(5)) - .withMaximumRetransmissionDuration(std::chrono::hours(5)) - .build(); - - EXPECT_EQ(std::chrono::hours(5), backoff.getNextTimeout()); - for (int i = 0; i < 10; i++) { - EXPECT_FALSE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - } -} - -TEST(PathologicalBackoffSequence, MaxRetransTimeAndDurationGreaterThanInitialRetransTime) { - auto backoff = BackoffSequence<std::chrono::nanoseconds>::Builder() - .withInitialRetransmissionTime(std::chrono::nanoseconds(7)) - .withMaximumRetransmissionTime(std::chrono::nanoseconds(3)) - .withMaximumRetransmissionDuration(std::chrono::nanoseconds(5)) - .build(); - - EXPECT_EQ(std::chrono::nanoseconds(3), backoff.getNextTimeout()); - EXPECT_EQ(std::chrono::nanoseconds(2), backoff.getNextTimeout()); - for (int i = 0; i < 10; i++) { - EXPECT_FALSE(backoff.hasNextTimeout()); - EXPECT_EQ(backoff.getEndOfSequenceIndicator(), backoff.getNextTimeout()); - } -} - -} // namespace netdutils -} // namespace android |