public void ProviderSeesConfigUpdates()
{
var appSettings1 = @"{ ""redis"": { ""client"": { ""host"": ""testHost"" } } }";
var appSettings2 = @"{ ""redis"": { ""client"": { ""host"": ""updatedTestHost"" } } }";
using var sandbox = new Sandbox();
var path = sandbox.CreateFile("appsettings.json", appSettings1);
var directory = Path.GetDirectoryName(path);
var fileName = Path.GetFileName(path);
var baseProviders = new ConfigurationBuilder().SetBasePath(directory).AddJsonFile(fileName, false, true).Build().Providers;
var provider = new ConnectionStringConfigurationProvider(baseProviders);
var token = provider.GetReloadToken();
Assert.True(provider.TryGet("connectionstrings:redis", out var connectionString));
Assert.Equal("testHost:6379,allowAdmin=false,abortConnect=true,resolveDns=false,ssl=false", connectionString);
File.WriteAllText(path, appSettings2);
Thread.Sleep(2000);
Assert.True(token.HasChanged);
Assert.True(provider.TryGet("connectionstrings:redis", out connectionString));
Assert.Equal("updatedTestHost:6379,allowAdmin=false,abortConnect=true,resolveDns=false,ssl=false", connectionString);
}
public void TryGetReturnsFalseWhenNotFound()
{
var provider = new ConnectionStringConfigurationProvider(new ConfigurationBuilder().Build().Providers);
Assert.False(provider.TryGet("connectionstrings:myRedisService", out _));
}