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package storer
import (
"fmt"
"testing"
. "gopkg.in/check.v1"
"srcd.works/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) 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
}
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