public async Task ResolveServiceInstance_ResolvesAndIncrementsServiceIndex()
{
// arrange
var services = new List <ConfigurationServiceInstance>
{
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitball", Port = 8000, IsSecure = true
},
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitballer", Port = 8001
},
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitballerz", Port = 8002
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "vegemite", Port = 8010, IsSecure = true
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "carrot", Port = 8011
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "beet", Port = 8012
},
};
var serviceOptions = new TestOptionsMonitor <List <ConfigurationServiceInstance> >(services);
var provider = new ConfigurationServiceInstanceProvider(serviceOptions);
var loadBalancer = new RoundRobinLoadBalancer(provider);
// act
Assert.Throws <KeyNotFoundException>(() => loadBalancer.NextIndexForService[loadBalancer.IndexKeyPrefix + "fruitService"]);
Assert.Throws <KeyNotFoundException>(() => loadBalancer.NextIndexForService[loadBalancer.IndexKeyPrefix + "vegetableService"]);
var fruitResult = await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://fruitservice/api"));
await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://vegetableservice/api"));
var vegResult = await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://vegetableservice/api"));
// assert
Assert.Equal(1, loadBalancer.NextIndexForService[loadBalancer.IndexKeyPrefix + "fruitservice"]);
Assert.Equal(8000, fruitResult.Port);
Assert.Equal(2, loadBalancer.NextIndexForService[loadBalancer.IndexKeyPrefix + "vegetableservice"]);
Assert.Equal(8011, vegResult.Port);
}
public async Task ResolveServiceInstance_ResolvesAndIncrementsServiceIndex_WithDistributedCache()
{
// arrange
var services = new List <ConfigurationServiceInstance>
{
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitball", Port = 8000, IsSecure = true
},
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitballer", Port = 8001
},
new ConfigurationServiceInstance {
ServiceId = "fruitservice", Host = "fruitballerz", Port = 8002
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "vegemite", Port = 8010, IsSecure = true
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "carrot", Port = 8011
},
new ConfigurationServiceInstance {
ServiceId = "vegetableservice", Host = "beet", Port = 8012
},
};
var serviceOptions = new TestOptionsMonitor <List <ConfigurationServiceInstance> >(services);
var provider = new ConfigurationServiceInstanceProvider(serviceOptions);
var loadBalancer = new RoundRobinLoadBalancer(provider, GetCache());
// act
var fruitResult = await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://fruitservice/api"));
await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://vegetableservice/api"));
var vegResult = await loadBalancer.ResolveServiceInstanceAsync(new Uri("https://vegetableservice/api"));
// assert
Assert.Equal(8000, fruitResult.Port);
Assert.Equal(8011, vegResult.Port);
}
