public async void HandlesConfigurationChanges()
{
// Arrange
const string secretName = "hello i'm a secret";
const string firstSecret = "secret1";
const string secondSecret = "secret2";
var arguments = new Dictionary <string, string>
{
{ secretName, firstSecret }
};
ConfigurationProvider configProvider = new DictionaryConfigurationProvider(arguments);
// Act
var value1 = await configProvider.GetOrThrowAsync <string>(secretName);
var value2 = await configProvider.GetOrDefaultAsync <string>(secretName);
// Assert
Assert.Equal(firstSecret, value1);
Assert.Equal(value1, value2);
// Arrange 2
arguments[secretName] = secondSecret;
// Act 2
value1 = await configProvider.GetOrThrowAsync <string>(secretName);
value2 = await configProvider.GetOrDefaultAsync <string>(secretName);
// Assert 2
Assert.Equal(secondSecret, value1);
Assert.Equal(value1, value2);
}
public async void HandlesEmptyArgument(Type type)
{
// Arrange
var defaultOfType = GetDefault(type);
var memberOfType = _typeToObject[type];
var emptyValueKey = "this key has an empty value";
object[] emptyValueKeyThrowArgs = { emptyValueKey };
object[] emptyValueKeyDefaultArgs = { emptyValueKey, null };
object[] emptyValueKeyDefaultSpecifiedArgs = { emptyValueKey, memberOfType };
var arguments = new Dictionary <string, string>
{
{ emptyValueKey, "" }
};
ConfigurationProvider configProvider = new DictionaryConfigurationProvider(arguments);
var getOrThrowMethod = typeof(IConfigurationProvider).GetMethod(nameof(IConfigurationProvider.GetOrThrowAsync)).MakeGenericMethod(type);
var getOrDefaultMethod = typeof(IConfigurationProvider).GetMethod(nameof(IConfigurationProvider.GetOrDefaultAsync)).MakeGenericMethod(type);
//// Assert
// GetOrThrow
await Assert.ThrowsAsync <ConfigurationNullOrEmptyException>(() => (Task)getOrThrowMethod.Invoke(configProvider, emptyValueKeyThrowArgs));
// GetOrDefault
Assert.Equal(defaultOfType, await(dynamic) getOrDefaultMethod.Invoke(configProvider, emptyValueKeyDefaultArgs));
// GetOrDefault with default specified
Assert.Equal(memberOfType, await(dynamic) getOrDefaultMethod.Invoke(configProvider, emptyValueKeyDefaultSpecifiedArgs));
}
public async void ThrowsForUnsupportedConversion()
{
// Arrange
const string secretName = "hello i'm a secret";
const string secretKey = "fetch me from KeyVault pls";
var arguments = new Dictionary <string, string>
{
{ secretName, secretKey }
};
ConfigurationProvider configProvider = new DictionaryConfigurationProvider(arguments);
// Assert
await Assert.ThrowsAsync <NotSupportedException>(
async() => await configProvider.GetOrThrowAsync <NoConversionFromStringToThisClass>(secretName));
}
