package storer import ( "fmt" "testing" . "gopkg.in/check.v1" "gopkg.in/src-d/go-git.v4/plumbing" ) func Test(t *testing.T) { TestingT(t) } type ObjectSuite struct { Objects []plumbing.EncodedObject Hash []plumbing.Hash } var _ = Suite(&ObjectSuite{}) func (s *ObjectSuite) SetUpSuite(c *C) { s.Objects = []plumbing.EncodedObject{ s.buildObject([]byte("foo")), s.buildObject([]byte("bar")), } for _, o := range s.Objects { s.Hash = append(s.Hash, o.Hash()) } } func (s *ObjectSuite) TestMultiObjectIterNext(c *C) { expected := []plumbing.EncodedObject{ &plumbing.MemoryObject{}, &plumbing.MemoryObject{}, &plumbing.MemoryObject{}, &plumbing.MemoryObject{}, &plumbing.MemoryObject{}, &plumbing.MemoryObject{}, } iter := NewMultiEncodedObjectIter([]EncodedObjectIter{ NewEncodedObjectSliceIter(expected[0:2]), NewEncodedObjectSliceIter(expected[2:4]), NewEncodedObjectSliceIter(expected[4:5]), }) var i int iter.ForEach(func(o plumbing.EncodedObject) error { c.Assert(o, Equals, expected[i]) i++ return nil }) iter.Close() } func (s *ObjectSuite) buildObject(content []byte) plumbing.EncodedObject { o := &plumbing.MemoryObject{} o.Write(content) return o } func (s *ObjectSuite) TestObjectLookupIter(c *C) { var count int storage := &MockObjectStorage{s.Objects} i := NewEncodedObjectLookupIter(storage, plumbing.CommitObject, s.Hash) err := i.ForEach(func(o plumbing.EncodedObject) error { c.Assert(o, NotNil) c.Assert(o.Hash().String(), Equals, s.Hash[count].String()) count++ return nil }) c.Assert(err, IsNil) i.Close() } func (s *ObjectSuite) TestObjectSliceIter(c *C) { var count int i := NewEncodedObjectSliceIter(s.Objects) err := i.ForEach(func(o plumbing.EncodedObject) error { c.Assert(o, NotNil) c.Assert(o.Hash().String(), Equals, s.Hash[count].String()) count++ return nil }) c.Assert(count, Equals, 2) c.Assert(err, IsNil) c.Assert(i.series, HasLen, 0) } func (s *ObjectSuite) TestObjectSliceIterStop(c *C) { i := NewEncodedObjectSliceIter(s.Objects) var count = 0 err := i.ForEach(func(o plumbing.EncodedObject) error { c.Assert(o, NotNil) c.Assert(o.Hash().String(), Equals, s.Hash[count].String()) count++ return ErrStop }) c.Assert(count, Equals, 1) c.Assert(err, IsNil) } func (s *ObjectSuite) TestObjectSliceIterError(c *C) { i := NewEncodedObjectSliceIter([]plumbing.EncodedObject{ s.buildObject([]byte("foo")), }) err := i.ForEach(func(plumbing.EncodedObject) error { return fmt.Errorf("a random error") }) c.Assert(err, NotNil) } type MockObjectStorage struct { db []plumbing.EncodedObject } func (o *MockObjectStorage) NewEncodedObject() plumbing.EncodedObject { return nil } func (o *MockObjectStorage) SetEncodedObject(obj plumbing.EncodedObject) (plumbing.Hash, error) { return plumbing.ZeroHash, nil } func (o *MockObjectStorage) HasEncodedObject(h plumbing.Hash) error { for _, o := range o.db { if o.Hash() == h { return nil } } return plumbing.ErrObjectNotFound } func (o *MockObjectStorage) EncodedObject(t plumbing.ObjectType, h plumbing.Hash) (plumbing.EncodedObject, error) { for _, o := range o.db { if o.Hash() == h { return o, nil } } return nil, plumbing.ErrObjectNotFound } func (o *MockObjectStorage) IterEncodedObjects(t plumbing.ObjectType) (EncodedObjectIter, error) { return nil, nil } func (o *MockObjectStorage) Begin() Transaction { return nil } func (o *MockObjectStorage) Close() error { return nil }