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 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 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"));
}