public void IsUnderPressureReturnsFalseWhenAvailableMemoryIsUnknown()
{
// arrange
var stats = new FakeHostEnvironmentStatistics();
var options = new MemoryGovernanceOptions();
var monitor = new MemoryPressureMonitor(stats, Options.Create(options));
// act
var result = monitor.IsUnderPressure;
// assert
Assert.False(result);
}
public async Task CyclesAsync()
{
// arrange
var weakActivationCollectionInterval = TimeSpan.FromSeconds(123);
var options = new MemoryGovernanceOptions
{
WeakActivationCollectionInterval = weakActivationCollectionInterval
};
var monitor = new FakeMemoryPressureMonitor();
var timerFactory = new FakeSafeTimerFactory();
// act
using var governor = new MemoryResourceGovernor(Options.Create(options), NullLogger <MemoryResourceGovernor> .Instance, monitor, timerFactory);
await governor.StartAsync(default).ConfigureAwait(false);
public void IsUnderPressureReturnsFalseWhenTotalMemoryNotAvailable()
{
// arrange
var stats = new FakeHostEnvironmentStatistics
{
AvailableMemory = 2000
};
var options = new MemoryGovernanceOptions
{
LowMemoryBytesThreshold = 1000
};
var monitor = new MemoryPressureMonitor(stats, Options.Create(options));
// act
var result = monitor.IsUnderPressure;
// assert
Assert.False(result);
}
public void IsUnderPressureReturnsTrueWhenRatioBelowThreshold()
{
// arrange
var stats = new FakeHostEnvironmentStatistics
{
AvailableMemory = 4000,
TotalPhysicalMemory = 10000
};
var options = new MemoryGovernanceOptions
{
LowMemoryBytesThreshold = 1000,
LowMemoryThreshold = 0.5
};
var monitor = new MemoryPressureMonitor(stats, Options.Create(options));
// act
var result = monitor.IsUnderPressure;
// assert
Assert.True(result);
}
