public async Task TestFailureForGettingWriteLockInCaseReadLocksExist()
{
var key = new Random().Next().ToString();
var lockProvider = new AerospikeLockProvider(GetClientFactory(), GetSettingsProvider());
try
{
var lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Read, CancellationToken.None);
Assert.True(lockAcquireStatus);
lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Write, CancellationToken.None);
Assert.False(lockAcquireStatus);
await lockProvider.ReleaseLockAsync(key, LockType.Read, CancellationToken.None);
lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Write, CancellationToken.None);
Assert.True(lockAcquireStatus);
}
finally
{
var client = await GetClient();
client.Delete(null, await GetRecordKey(key));
}
}
public async Task TestAcquireAndReleaseWriteLock()
{
var key = new Random().Next().ToString();
var lockProvider = new AerospikeLockProvider(GetClientFactory(), GetSettingsProvider());
try
{
var lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Write, CancellationToken.None);
Assert.True(lockAcquireStatus);
var lockValue = await GetLockCount(lockProvider, key, LockType.Write);
Assert.Equal(lockValue, 1);
await lockProvider.ReleaseLockAsync(key, LockType.Write, CancellationToken.None);
lockValue = await GetLockCount(lockProvider, key, LockType.Read);
Assert.Equal(lockValue, 0);
}
finally
{
var client = await GetClient();
client.Delete(null, await GetRecordKey(key));
}
}
private static async Task <int> GetLockCount(AerospikeLockProvider lockProvider, string key, LockType lockType)
{
var settingProvider = GetSettingsProvider();
var settings = await settingProvider.GetSettings();
var client = GetClientFactory().GetClient(settings.Host, settings.Port, new List <string>());
var record = client.Get(null,
new Key(settings.Namespace, settings.Set, key));
var binName = lockType == LockType.Read ?
Keystore.AerospikeKeys.BinNames.ReadLocks :
Keystore.AerospikeKeys.BinNames.WriteLocks;
return(record.GetInt(binName));
}
public async Task TryGetLockAsync_WhenSettingsAreChangedForAerospikeClient_ItShouldReflectInClientCreation()
{
var key = new Random().Next().ToString();
var settingsProvider = new Mock <ILockProviderSettings>();
var host1 = "172.16.3.91";
var port1 = 3000;
settingsProvider.Setup(x => x.GetSettings()).ReturnsAsync(new AerospikeSettings {
Host = host1, Port = port1, Namespace = "lock", SecondaryNamespace = "bar", Set = "lock"
});
var lockProvider = new AerospikeLockProvider(GetClientFactory(), settingsProvider.Object);
try
{
var lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Write, CancellationToken.None);
Assert.True(lockAcquireStatus);
await lockProvider.ReleaseLockAsync(key, LockType.Write, CancellationToken.None);
lockAcquireStatus = await lockProvider.TryGetLockAsync(key, LockType.Read, CancellationToken.None);
Assert.True(lockAcquireStatus);
settingsProvider.Setup(x => x.GetSettings()).ReturnsAsync(new AerospikeSettings {
Host = "192.168.0.138", Port = port1, Namespace = "lock", SecondaryNamespace = "bar", Set = "lock"
});
lockProvider = new AerospikeLockProvider(GetClientFactory(), settingsProvider.Object);
var result = Assert.ThrowsAsync <AerospikeProviderException>(() => lockProvider.TryGetLockAsync(key, LockType.Write, CancellationToken.None));
Assert.NotNull(result);
}
finally
{
var settings = await GetSettingsProvider().GetSettings();
var client = GetClientFactory().GetClient(settings.Host, settings.Port, new List <string>());
client.Delete(null, await GetRecordKey(key));
}
}