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<?php |
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namespace JVelasco\CircuitBreaker\Adapters; |
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use JVelasco\CircuitBreaker\AvailabilityStrategy; |
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use PHPUnit\Framework\TestCase; |
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final class APCuStorageTest extends TestCase |
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{ |
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const SERVICE_NAME = "a service"; |
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protected function tearDown() |
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{ |
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apcu_clear_cache(); |
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} |
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/** @test */ |
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public function it_increments_failures() |
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{ |
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$storage = new APCuStorage(); |
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$storage->incrementFailures(self::SERVICE_NAME); |
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$nbOfFailures = apcu_fetch("cb_failures.a service"); |
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$this->assertEquals($nbOfFailures, 1); |
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} |
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/** @test */ |
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public function it_decrements_failures() |
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{ |
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$storage = new APCuStorage(); |
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apcu_add("cb_failures.a service", 2); |
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$storage->decrementFailures(self::SERVICE_NAME); |
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$nbOfFailures = apcu_fetch("cb_failures.a service"); |
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$this->assertEquals($nbOfFailures, 1); |
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} |
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/** @test */ |
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public function it_not_decrement_under_zero() |
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{ |
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$storage = new APCuStorage(); |
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$storage->decrementFailures(self::SERVICE_NAME); |
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$nbOfFailures = apcu_fetch("cb_failures.a service"); |
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$this->assertEquals(0, $nbOfFailures); |
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} |
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/** @test */ |
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public function it_return_number_of_failures() |
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{ |
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$storage = new APCuStorage(); |
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$this->assertEquals(0, $storage->numberOfFailures(self::SERVICE_NAME)); |
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$storage->incrementFailures(self::SERVICE_NAME); |
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$this->assertEquals(1, $storage->numberOfFailures(self::SERVICE_NAME)); |
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} |
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/** @test */ |
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public function it_saves_data_for_strategy() |
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{ |
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$strategy = $this->prophesize(AvailabilityStrategy::class); |
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$strategy->getId()->willReturn("strategy_id"); |
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$storage = new APCuStorage(); |
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$storage->saveStrategyData( |
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$strategy->reveal(), |
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self::SERVICE_NAME, |
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"a_key", |
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"a_value" |
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); |
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$this->assertEquals( |
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"a_value", |
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$storage->getStrategyData($strategy->reveal(), self::SERVICE_NAME,"a_key") |
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); |
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} |
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/** @test */ |
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public function it_reset_failure_counters() |
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{ |
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$storage = new APCuStorage(); |
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$storage->incrementFailures(self::SERVICE_NAME); |
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$storage->resetFailuresCounter(self::SERVICE_NAME); |
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$this->assertEquals(0, $storage->numberOfFailures(self::SERVICE_NAME)); |
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} |
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} |
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