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<?php
/*
* Copyright 2017, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
namespace Google\ApiCore\Tests\Unit;
use Google\ApiCore\RetrySettings;
use PHPUnit\Framework\TestCase;
class RetrySettingsTest extends TestCase
{
const SERVICE_NAME = 'test.interface.v1.api';
private static function buildInputConfig()
{
$contents = file_get_contents(__DIR__ . '/testdata/test_service_client_config.json');
return json_decode($contents, true);
}
private static function buildInvalidInputConfig()
{
$contents = file_get_contents(__DIR__ . '/testdata/test_service_invalid_client_config.json');
return json_decode($contents, true);
}
public function testConstructSettings()
{
$inputConfig = RetrySettingsTest::buildInputConfig();
$defaultRetrySettings = RetrySettings::load(
RetrySettingsTest::SERVICE_NAME,
$inputConfig
);
$simpleMethod = $defaultRetrySettings['SimpleMethod'];
$this->assertTrue($simpleMethod->retriesEnabled());
$this->assertEquals(40000, $simpleMethod->getNoRetriesRpcTimeoutMillis());
$this->assertEquals(['DEADLINE_EXCEEDED', 'UNAVAILABLE'], $simpleMethod->getRetryableCodes());
$this->assertEquals(100, $simpleMethod->getInitialRetryDelayMillis());
$pageStreamingMethod = $defaultRetrySettings['PageStreamingMethod'];
$this->assertEquals(['INTERNAL'], $pageStreamingMethod->getRetryableCodes());
$timeoutOnlyMethod = $defaultRetrySettings['TimeoutOnlyMethod'];
$this->assertFalse($timeoutOnlyMethod->retriesEnabled());
$this->assertEquals(40000, $timeoutOnlyMethod->getNoRetriesRpcTimeoutMillis());
}
/**
* @expectedException \Google\ApiCore\ValidationException
*/
public function testLoadInvalid()
{
$inputConfig = RetrySettingsTest::buildInvalidInputConfig();
RetrySettings::load(
RetrySettingsTest::SERVICE_NAME,
$inputConfig
);
}
public function testDisableRetries()
{
$inputConfig = RetrySettingsTest::buildInputConfig();
$defaultRetrySettings = RetrySettings::load(
RetrySettingsTest::SERVICE_NAME,
$inputConfig,
true
);
$simpleMethod = $defaultRetrySettings['SimpleMethod'];
$this->assertFalse($simpleMethod->retriesEnabled());
$this->assertEquals(40000, $simpleMethod->getNoRetriesRpcTimeoutMillis());
$pageStreamingMethod = $defaultRetrySettings['PageStreamingMethod'];
$this->assertEquals(['INTERNAL'], $pageStreamingMethod->getRetryableCodes());
$timeoutOnlyMethod = $defaultRetrySettings['TimeoutOnlyMethod'];
$this->assertFalse($timeoutOnlyMethod->retriesEnabled());
$this->assertEquals(40000, $timeoutOnlyMethod->getNoRetriesRpcTimeoutMillis());
}
/**
* @expectedException \Google\ApiCore\ValidationException
*/
public function testRetrySettingsMissingFields()
{
$retrySettings = new RetrySettings([
'initialRetryDelayMillis' => 100,
'retryDelayMultiplier' => 1.3,
// Missing field:
//'maxRetryDelayMillis' => 400,
'initialRpcTimeoutMillis' => 150,
'rpcTimeoutMultiplier' => 2,
'maxRpcTimeoutMillis' => 600,
'totalTimeoutMillis' => 2000
]);
}
/**
* @dataProvider retrySettingsProvider
* @param $settings
* @param $expectedValues
*/
public function testRetrySettings($settings, $expectedValues)
{
$retrySettings = new RetrySettings($settings);
$this->compare($retrySettings, $expectedValues);
}
/**
* @dataProvider withRetrySettingsProvider
* @param $settings
* @param $withSettings
* @param $expectedValues
*/
public function testWith($settings, $withSettings, $expectedValues)
{
$retrySettings = new RetrySettings($settings);
$withRetrySettings = $retrySettings->with($withSettings);
$this->compare($withRetrySettings, $expectedValues);
}
private function compare(RetrySettings $retrySettings, $expectedValues)
{
$this->assertSame(
$expectedValues['initialRetryDelayMillis'],
$retrySettings->getInitialRetryDelayMillis()
);
$this->assertSame(
$expectedValues['retryDelayMultiplier'],
$retrySettings->getRetryDelayMultiplier()
);
$this->assertSame(
$expectedValues['maxRetryDelayMillis'],
$retrySettings->getMaxRetryDelayMillis()
);
$this->assertSame(
$expectedValues['rpcTimeoutMultiplier'],
$retrySettings->getRpcTimeoutMultiplier()
);
$this->assertSame(
$expectedValues['maxRpcTimeoutMillis'],
$retrySettings->getMaxRpcTimeoutMillis()
);
$this->assertSame(
$expectedValues['totalTimeoutMillis'],
$retrySettings->getTotalTimeoutMillis()
);
$this->assertSame(
$expectedValues['retryableCodes'],
$retrySettings->getRetryableCodes()
);
$this->assertSame(
$expectedValues['retriesEnabled'],
$retrySettings->retriesEnabled()
);
$this->assertSame(
$expectedValues['noRetriesRpcTimeoutMillis'],
$retrySettings->getNoRetriesRpcTimeoutMillis()
);
}
public function retrySettingsProvider()
{
$defaultSettings = [
'initialRetryDelayMillis' => 100,
'retryDelayMultiplier' => 1.3,
'maxRetryDelayMillis' => 400,
'initialRpcTimeoutMillis' => 150,
'rpcTimeoutMultiplier' => 2,
'maxRpcTimeoutMillis' => 600,
'totalTimeoutMillis' => 2000,
'retryableCodes' => [1],
];
$defaultExpectedValues = [
'initialRetryDelayMillis' => 100,
'retryDelayMultiplier' => 1.3,
'maxRetryDelayMillis' => 400,
'initialRpcTimeoutMillis' => 150,
'rpcTimeoutMultiplier' => 2,
'maxRpcTimeoutMillis' => 600,
'totalTimeoutMillis' => 2000,
'retryableCodes' => [1],
'noRetriesRpcTimeoutMillis' => 150,
'retriesEnabled' => true
];
return [
[
// Test with retryableCodes, without retriesEnabled or noRetriesRpcTimeoutMillis
$defaultSettings,
$defaultExpectedValues
],
[
// Test with empty retryableCodes, without retriesEnabled or noRetriesRpcTimeoutMillis
[
'retryableCodes' => [],
] + $defaultSettings,
[
'retryableCodes' => [],
'retriesEnabled' => false
] + $defaultExpectedValues
],
[
// Test with retryableCodes, with retriesEnabled=false
[
'retriesEnabled' => false
] + $defaultSettings,
[
'retriesEnabled' => false
] + $defaultExpectedValues
],
[
// Test with empty retryableCodes, with retriesEnabled=true
[
'retryableCodes' => [],
'retriesEnabled' => true
] + $defaultSettings,
[
'retryableCodes' => [],
'retriesEnabled' => true
] + $defaultExpectedValues
],
[
// Test with noRetriesRpcTimeoutMillis
[
'noRetriesRpcTimeoutMillis' => 151,
] + $defaultSettings,
[
'noRetriesRpcTimeoutMillis' => 151,
] + $defaultExpectedValues
]
];
}
public function withRetrySettingsProvider()
{
$defaultSettings = [
'initialRetryDelayMillis' => 1,
'retryDelayMultiplier' => 1,
'maxRetryDelayMillis' => 1,
'initialRpcTimeoutMillis' => 1,
'rpcTimeoutMultiplier' => 1,
'maxRpcTimeoutMillis' => 1,
'totalTimeoutMillis' => 1,
'retryableCodes' => [1],
'noRetriesRpcTimeoutMillis' => 1,
'retriesEnabled' => true,
];
$defaultExpectedValues = [
'initialRetryDelayMillis' => 1,
'retryDelayMultiplier' => 1,
'maxRetryDelayMillis' => 1,
'initialRpcTimeoutMillis' => 1,
'rpcTimeoutMultiplier' => 1,
'maxRpcTimeoutMillis' => 1,
'totalTimeoutMillis' => 1,
'retryableCodes' => [1],
'noRetriesRpcTimeoutMillis' => 1,
'retriesEnabled' => true,
];
return [
[
// Test with no changes
$defaultSettings,
[],
$defaultExpectedValues
],
[
// Test disable retries
$defaultSettings,
[
'retriesEnabled' => false,
],
[
'retriesEnabled' => false,
] + $defaultExpectedValues
],
[
// Test change all settings
$defaultSettings,
[
'initialRetryDelayMillis' => 2,
'retryDelayMultiplier' => 3,
'maxRetryDelayMillis' => 4,
'initialRpcTimeoutMillis' => 5,
'rpcTimeoutMultiplier' => 6,
'maxRpcTimeoutMillis' => 7,
'totalTimeoutMillis' => 8,
'retryableCodes' => [9],
'noRetriesRpcTimeoutMillis' => 10,
'retriesEnabled' => false,
],
[
'initialRetryDelayMillis' => 2,
'retryDelayMultiplier' => 3,
'maxRetryDelayMillis' => 4,
'initialRpcTimeoutMillis' => 5,
'rpcTimeoutMultiplier' => 6,
'maxRpcTimeoutMillis' => 7,
'totalTimeoutMillis' => 8,
'retryableCodes' => [9],
'noRetriesRpcTimeoutMillis' => 10,
'retriesEnabled' => false,
]
]
];
}
}