public void GetObjectRequiresNonNullOrEmptyHash()
{
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, new Mock<IPersistentDictionary>().Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
Assert.Throws<ArgumentException>(() => db.GetObject(null))
.WithParamName("hash")
.WithMessage(CommonResources.Argument_Cannot_Be_Null_Or_Empty, "hash");
Assert.Throws<ArgumentException>(() => db.GetObject(String.Empty))
.WithParamName("hash")
.WithMessage(CommonResources.Argument_Cannot_Be_Null_Or_Empty, "hash");
}
public void GetObjectReturnsDecodedObjectIfObjectExists()
{
// Arrange
Mock<IPersistentDictionary> mockStorage = new Mock<IPersistentDictionary>(MockBehavior.Strict);
Mock<IObjectCodec> mockCodec = new Mock<IObjectCodec>(MockBehavior.Strict);
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, mockStorage.Object, mockCodec.Object, new Mock<IPackedObjectDatabase>().Object);
Stream expectedStrm = new MemoryStream();
DatabaseObject expectedObj = DatabaseObject.Null();
mockStorage.Setup(s => s.Exists("abcdefghij")).Returns(true);
mockStorage.Setup(s => s.OpenRead("abcdefghij")).Returns(expectedStrm);
mockCodec.Setup(d => d.Decode(expectedStrm)).Returns(expectedObj);
// Act/Assert
Assert.Same(expectedObj, db.GetObject("abcdefghij"));
}
public void ComputHashReturnsHashWithoutAffectingDictionary()
{
// Arrange
const string knownHash = "44ded774dda9dd8d53dcf37b7c77375180ab45dd";
Mock<IPersistentDictionary> mockStorage = new Mock<IPersistentDictionary>(MockBehavior.Strict);
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, mockStorage.Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
using (MemoryStream expectedStrm = new MemoryStream())
{
DatabaseObject expectedObj = DatabaseObject.Null();
// Act
string hash = db.ComputeHash(expectedObj);
// Assert
Assert.Equal(knownHash, hash);
}
}
private Database GetDatabase()
{
return _db = Git.OpenGitDatabase(DatabaseRoot);
}
public void GetObjectReturnsNullIfObjectDoesNotExist()
{
// Arrange
Mock<IPersistentDictionary> mockStorage = new Mock<IPersistentDictionary>();
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, mockStorage.Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
mockStorage.Setup(s => s.Exists("abcdefghij")).Returns(false);
// Act/Assert
Assert.Null(db.GetObject("abcdefghij"));
}
public void StoreObjectStoresEncodedObject()
{
// Arrange
const string knownHash = "44ded774dda9dd8d53dcf37b7c77375180ab45dd";
Mock<IPersistentDictionary> mockStorage = new Mock<IPersistentDictionary>(MockBehavior.Strict);
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, mockStorage.Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
using (MemoryStream expectedStrm = new MemoryStream())
{
DatabaseObject expectedObj = DatabaseObject.Null();
mockStorage.Setup(s => s.OpenWrite(knownHash, /* create */ true)).Returns(expectedStrm);
// Act
db.StoreObject(expectedObj);
expectedStrm.Flush();
// Assert
Assert.Equal("null 0\0", Encoding.ASCII.GetString(expectedStrm.ToArray()));
}
}
public void StoreObjectRequiresNonNullObject()
{
Database db = new Database(new HashGenerator(new SHA1Managed()), new Mock<IReferenceDirectory>().Object, new Mock<IPersistentDictionary>().Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
Assert.Throws<ArgumentNullException>(() => db.StoreObject(null))
.WithParamName("obj");
}
public void ResolveReferencePassesThroughReferenceDirectory()
{
// Arrange
Mock<IReferenceDirectory> mockDirectory = new Mock<IReferenceDirectory>();
Database db = new Database(new HashGenerator(new SHA1Managed()), mockDirectory.Object, new Mock<IPersistentDictionary>().Object, new GitObjectCodec(), new Mock<IPackedObjectDatabase>().Object);
mockDirectory.Setup(r => r.ResolveReference("foo")).Returns("bar");
// Act/Assert
Assert.Equal("bar", db.ResolveReference("foo"));
}