1 files changed, 67 insertions, 0 deletions
diff --git a/plumbing/format/objfile/reader_test.go b/plumbing/format/objfile/reader_test.go
new file mode 100644
index 0000000..715792d
--- /dev/null
+++ b/plumbing/format/objfile/reader_test.go
@@ -0,0 +1,67 @@
+package objfile
+
+import (
+	"bytes"
+	"encoding/base64"
+	"fmt"
+	"io"
+	"io/ioutil"
+
+	. "gopkg.in/check.v1"
+	"gopkg.in/src-d/go-git.v4/plumbing"
+)
+
+type SuiteReader struct{}
+
+var _ = Suite(&SuiteReader{})
+
+func (s *SuiteReader) TestReadObjfile(c *C) {
+	for k, fixture := range objfileFixtures {
+		com := fmt.Sprintf("test %d: ", k)
+		hash := plumbing.NewHash(fixture.hash)
+		content, _ := base64.StdEncoding.DecodeString(fixture.content)
+		data, _ := base64.StdEncoding.DecodeString(fixture.data)
+
+		testReader(c, bytes.NewReader(data), hash, fixture.t, content, com)
+	}
+}
+
+func testReader(c *C, source io.Reader, hash plumbing.Hash, t plumbing.ObjectType, content []byte, com string) {
+	r, err := NewReader(source)
+	c.Assert(err, IsNil)
+
+	typ, size, err := r.Header()
+	c.Assert(err, IsNil)
+	c.Assert(typ, Equals, t)
+	c.Assert(content, HasLen, int(size))
+
+	rc, err := ioutil.ReadAll(r)
+	c.Assert(err, IsNil)
+	c.Assert(rc, DeepEquals, content, Commentf("%scontent=%s, expected=%s", base64.StdEncoding.EncodeToString(rc), base64.StdEncoding.EncodeToString(content)))
+
+	c.Assert(r.Hash(), Equals, hash) // Test Hash() before close
+	c.Assert(r.Close(), IsNil)
+
+}
+
+func (s *SuiteReader) TestReadEmptyObjfile(c *C) {
+	source := bytes.NewReader([]byte{})
+	_, err := NewReader(source)
+	c.Assert(err, NotNil)
+}
+
+func (s *SuiteReader) TestReadGarbage(c *C) {
+	source := bytes.NewReader([]byte("!@#$RO!@NROSADfinq@o#irn@oirfn"))
+	_, err := NewReader(source)
+	c.Assert(err, NotNil)
+}
+
+func (s *SuiteReader) TestReadCorruptZLib(c *C) {
+	data, _ := base64.StdEncoding.DecodeString("eAFLysaalPUjBgAAAJsAHw")
+	source := bytes.NewReader(data)
+	r, err := NewReader(source)
+	c.Assert(err, IsNil)
+
+	_, _, err = r.Header()
+	c.Assert(err, NotNil)
+}