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git/githistory: add TestRewriterVisitsPackedObjects test

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This commit is contained in:
Taylor Blau 2017-09-05 17:05:22 -04:00
parent 500234eb8a
commit 28e2158bb9
1 changed files with 27 additions and 0 deletions
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27
git/githistory/rewriter_test.go
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@ -1,6 +1,7 @@
package githistory package githistory
import ( import (
"bytes"
"encoding/hex" "encoding/hex"
"io" "io"
"io/ioutil" "io/ioutil"
@ -121,6 +122,32 @@ func TestRewriterRewritesOctopusMerges(t *testing.T) {
AssertCommitParent(t, db, "ca447959bdcd20253d69b227bcc7c2e1d3126d5c", "9237567f379b3c83ddf53ad9a2ae3755afb62a09") AssertCommitParent(t, db, "ca447959bdcd20253d69b227bcc7c2e1d3126d5c", "9237567f379b3c83ddf53ad9a2ae3755afb62a09")
} }
func TestRewriterVisitsPackedObjects(t *testing.T) {
db := DatabaseFromFixture(t, "packed-objects.git")
r := NewRewriter(db)
var contents []byte
_, err := r.Rewrite(&RewriteOptions{Include: []string{"refs/heads/master"},
BlobFn: func(path string, b *odb.Blob) (*odb.Blob, error) {
var err error
contents, err = ioutil.ReadAll(b.Contents)
if err != nil {
return nil, err
}
return &odb.Blob{
Contents: bytes.NewReader(contents),
Size: int64(len(contents)),
}, nil
},
})
assert.NoError(t, err)
assert.Equal(t, string(contents), "Hello, world!\n")
}
func TestRewriterDoesntVisitUnchangedSubtrees(t *testing.T) { func TestRewriterDoesntVisitUnchangedSubtrees(t *testing.T) {
db := DatabaseFromFixture(t, "repeated-subtrees.git") db := DatabaseFromFixture(t, "repeated-subtrees.git")
r := NewRewriter(db) r := NewRewriter(db)