public void ExecutedMigrationsShouldBePopulated()
{
var migrations = new List<Migration> {
new Migration("2006", "asdf", ""),
new Migration("2006-01", "98sd98", ""),
new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
var db = new MigrationTracker(migrations, hash);
Assert.AreEqual(3, db.ExecutedMigrations.Count());
}
public void MigrateToShouldExecuteDownTwice()
{
var migrations = new List<Migration> {
new Migration("2006", "asdf", ""),
new Migration("2006-01", "98sd98", ""),
new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
var db = new MigrationTracker(migrations, hash);
var repoMoq = new Moq.Mock<IDatabaseRepository>();
int y = 0;
repoMoq.Setup(x => x.ExecuteDown(It.IsAny<Migration>())).Callback((Migration input) => { y++; });
repoMoq.Setup(x => x.Create()).Returns(db);
var migrator = new Migrator(db, repoMoq.Object);
migrator.MigrateTo("2006");
Assert.IsTrue(y== 2, "ExecuteDown should be called two times but is called " + y.ToString());
}
public void ShouldFindLastValidMigration()
{
var migrations = new List<Migration> { new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
migrations.Insert(1, new Migration("2006-01", "fdsw", ""));
var db = new MigrationTracker(migrations, hash);
Assert.IsTrue(db.LastValidMigration.Version == "2006");
}
public void ShouldBeValidStateIfAllHashesAreTheSame()
{
var migrations = new[] {new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "")};
var hash = new Dictionary<string, string>();
foreach ( var mig in migrations)
hash.Add(mig.Version, mig.Hash);
var db = new MigrationTracker(migrations, hash);
Assert.IsTrue(!db.IsHashMismatch());
Assert.IsTrue(db.IsValidState());
}
public void AnEmptyHashListShouldReturnFalseForInvalidHash()
{
var migrations = new List<Migration> { new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "") };
var db = new MigrationTracker(migrations, new Dictionary<string, string>());
Assert.IsFalse(db.IsHashMismatch());
}
public void ShouldReturnAllMigrationsWhichResideInTheHash()
{
var migrations = new List<Migration> { new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
migrations.Insert(1, new Migration("2006-01", "fdsw", ""));
var db = new MigrationTracker(migrations, hash);
Assert.IsTrue(db.ExecutedMigrations.Count() == 2);
}
public void ShouldNotThinkThereIsAGapWhenThereIsASingleMigration()
{
var migrations = new List<Migration> {
new Migration("2006", "asdf", ""),
new Migration("2006-01", "98sd98", ""),
new Migration("2007", "fdsa", "") };
var hashes = new Dictionary<string, string>();
hashes.Add(migrations[0].Version, migrations[0].Hash);
var db = new MigrationTracker(migrations, hashes);
Assert.IsFalse(db.IsMigrationGap());
}
public void ShouldNotThinkThereIsAGapWhenThereAreNoMigrations()
{
var migrations = new List<Migration> {
new Migration("2006", "asdf", ""),
new Migration("2006-01", "98sd98", ""),
new Migration("2007", "fdsa", "") };
var db = new MigrationTracker(migrations, null);
Assert.IsFalse(db.IsMigrationGap());
}
public void ShouldNotBeValidStateIfAnyHashIsDifferent()
{
var migrations = new[] { new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
hash["2006"] = "222";
var db = new MigrationTracker(migrations, hash);
Assert.IsFalse(db.IsValidState());
}
public void ShouldNotBeValidIfThereIsAMigrationGap()
{
var migrations = new List<Migration> { new Migration("2006", "asdf", ""), new Migration("2007", "fdsa", "") };
var hash = new Dictionary<string, string>();
foreach (var mig in migrations)
hash.Add(mig.Version, mig.Hash);
migrations.Insert(1, new Migration("2006-01", "fdsw", ""));
var db = new MigrationTracker(migrations, hash);
Assert.IsFalse(db.IsValidState());
}
