public static void GetValue_GivenNullVersion_ThrowsArgmentNullException()
{
var dictionary = new Dictionary <Version, Func <int> >
{
[new Version(1, 0)] = () => 1,
[new Version(1, 1)] = () => 2
};
var versionDictionary = new VersionResolvingFactory <int>(dictionary);
Assert.That(() => versionDictionary.GetValue(null), Throws.ArgumentNullException);
}
public static void GetValue_GivenVersionMoreThanHighestInCtor_ReturnsHighestInCtor()
{
var dictionary = new Dictionary <Version, Func <int> >
{
[new Version(1, 0)] = () => 1,
[new Version(1, 1)] = () => 2
};
var versionDictionary = new VersionResolvingFactory <int>(dictionary);
var value = versionDictionary.GetValue(new Version(2, 0));
Assert.That(value, Is.EqualTo(2));
}
public static void GetValue_GivenVersionAboveMiddle_ReturnsValueFromMiddleVersion()
{
var dictionary = new Dictionary <Version, Func <int> >
{
[new Version(1, 0)] = () => 1,
[new Version(1, 1)] = () => 2,
[new Version(2, 0)] = () => 3
};
var versionDictionary = new VersionResolvingFactory <int>(dictionary);
var value = versionDictionary.GetValue(new Version(1, 5));
Assert.That(value, Is.EqualTo(2));
}
private async Task <Option <IDatabaseSequenceProvider> > LoadVersionedSequenceProvider()
{
var version = await Dialect.GetDatabaseVersionAsync(Connection, CancellationToken.None).ConfigureAwait(false);
var factories = new Dictionary <Version, Func <IDatabaseSequenceProvider> >
{
[new Version(9, 6)] = () => new PostgreSqlDatabaseSequenceProviderBase(DbConnection, IdentifierDefaults, IdentifierResolver),
[new Version(10, 0)] = () => new Versions.V10.PostgreSqlDatabaseSequenceProvider(DbConnection, IdentifierDefaults, IdentifierResolver)
};
var versionLookup = new VersionResolvingFactory <IDatabaseSequenceProvider>(factories);
var result = versionLookup.GetValue(version);
return(Option <IDatabaseSequenceProvider> .Some(result));
}
