public void TestGapsAreFound()
{
var migration = A.Fake<IMigration>();
ImportedMigration[] importedMigrations =
{
new ImportedMigration(migration, new MigrationMetadata(1, DefaultModuleName, null), false),
new ImportedMigration(migration, new MigrationMetadata(2, DefaultModuleName, null), false),
new ImportedMigration(migration, new MigrationMetadata(3, DefaultModuleName, null), false),
};
IMigrationMetadata[] executedMigrations =
{
new MigrationMetadata(1, DefaultModuleName, null),
new MigrationMetadata(3, DefaultModuleName, null),
};
var selector = new MigrationSelector(importedMigrations, executedMigrations);
IEnumerable<ApplicableMigration> applicableMigrations;
IEnumerable<IMigrationMetadata> unidentifiedMigrations;
selector.GetMigrationsTo(long.MaxValue, m => true, out applicableMigrations, out unidentifiedMigrations);
Assert.AreEqual(1, applicableMigrations.Count());
Assert.AreEqual(2, applicableMigrations.First().Migration.Metadata.Timestamp);
Assert.AreEqual(MigrationDirection.Up, applicableMigrations.First().Direction);
CollectionAssert.IsEmpty(unidentifiedMigrations);
}
public void TestDuplicateMigrationsThrowInvalidMigrationException()
{
var migration = MockRepository.GenerateStub<IMigration>();
ImportedMigration[] importedMigrations = {
new ImportedMigration(migration, new MigrationMetadata(1, DefaultModuleName, null)),
new ImportedMigration(migration, new MigrationMetadata(1, DefaultModuleName, null)),
};
IMigrationMetadata[] executedMigrations = {
};
var selector = new MigrationSelector(importedMigrations, executedMigrations);
Assert.IsNotNull(selector, "Just to satisfy R# and FxCop.");
}
public IMigrationBatch Prepare(long timestamp, MigrationOptions options)
{
// import all migrations
IReadOnlyCollection<ImportedMigration> availableMigrations;
IReadOnlyCollection<ImportedAggregateMigration> availableAggregateMigrations;
_importer.ImportAll(out availableMigrations, out availableAggregateMigrations);
// create migration batch
var executedMigrations = new List<IMigrationMetadata>(_versioning.ExecutedMigrations);
var migrationSelector = new MigrationSelector(availableMigrations, executedMigrations);
IEnumerable<ApplicableMigration> applicableMigrations;
IEnumerable<IMigrationMetadata> unidentifiedMigrations;
migrationSelector.GetMigrationsTo(timestamp, options.MigrationSelector, out applicableMigrations, out unidentifiedMigrations);
var migrationAggregator = new MigrationAggregator(applicableMigrations, availableMigrations, availableAggregateMigrations);
var migrationSteps = migrationAggregator.Aggregate();
return new MigrationBatch(
migrationSteps,
unidentifiedMigrations,
_versioning,
_configuration);
}
public void TestRegularCase()
{
var migration = MockRepository.GenerateStub<IMigration>();
ImportedMigration[] importedMigrations = {
new ImportedMigration(migration, new MigrationMetadata(1, DefaultModuleName, null)),
new ImportedMigration(migration, new MigrationMetadata(2, DefaultModuleName, null)),
new ImportedMigration(migration, new MigrationMetadata(3, DefaultModuleName, null)),
};
IMigrationMetadata[] executedMigrations = {
new MigrationMetadata(1, DefaultModuleName, null),
new MigrationMetadata(2, DefaultModuleName, null),
};
var selector = new MigrationSelector(importedMigrations, executedMigrations);
IEnumerable<ApplicableMigration> applicableMigrations;
IEnumerable<IMigrationMetadata> unidentifiedMigrations;
selector.GetMigrationsTo(long.MaxValue, s => true, out applicableMigrations, out unidentifiedMigrations);
Assert.AreEqual(1, applicableMigrations.Count());
Assert.AreEqual(3, applicableMigrations.First().Metadata.Timestamp);
Assert.AreEqual(MigrationDirection.Up, applicableMigrations.First().Metadata.Direction);
CollectionAssert.IsEmpty(unidentifiedMigrations);
}
public IMigrationBatch Prepare(long timestamp, MigrationOptions options)
{
// import all migrations
IReadOnlyCollection <ImportedMigration> availableMigrations;
IReadOnlyCollection <ImportedAggregateMigration> availableAggregateMigrations;
_importer.ImportAll(out availableMigrations, out availableAggregateMigrations);
// create migration batch
var executedMigrations = new List <IMigrationMetadata>(_versioning.ExecutedMigrations);
var migrationSelector = new MigrationSelector(availableMigrations, executedMigrations);
IEnumerable <ApplicableMigration> applicableMigrations;
IEnumerable <IMigrationMetadata> unidentifiedMigrations;
migrationSelector.GetMigrationsTo(timestamp, options.MigrationSelector, out applicableMigrations, out unidentifiedMigrations);
var migrationAggregator = new MigrationAggregator(applicableMigrations, availableMigrations, availableAggregateMigrations);
var migrationSteps = migrationAggregator.Aggregate();
return(new MigrationBatch(
migrationSteps,
unidentifiedMigrations,
_versioning,
_configuration));
}
public void TestRevertingThrowsWhenImpossible()
{
var migration = MockRepository.GenerateStub<IMigration>();
ImportedMigration[] importedMigrations = {
new ImportedMigration(migration, new MigrationMetadata(1, DefaultModuleName, null)),
new ImportedMigration(migration, new MigrationMetadata(2, DefaultModuleName, null)),
new ImportedMigration(migration, new MigrationMetadata(3, DefaultModuleName, null)),
};
IMigrationMetadata[] executedMigrations = {
new MigrationMetadata(1, DefaultModuleName, null),
new MigrationMetadata(2, DefaultModuleName, null),
new MigrationMetadata(3, DefaultModuleName, null),
};
var selector = new MigrationSelector(importedMigrations, executedMigrations);
IEnumerable<ApplicableMigration> applicableMigrations;
IEnumerable<IMigrationMetadata> unidentifiedMigrations;
selector.GetMigrationsTo(2, s => true, out applicableMigrations, out unidentifiedMigrations);
}
