format: index, Index.Entry method

1 files changed, 22 insertions, 0 deletions

diff --git a/plumbing/format/index/index_test.go b/plumbing/format/index/index_test.go
new file mode 100644
index 0000000..8c915d8
--- /dev/null
+++ b/plumbing/format/index/index_test.go
@@ -0,0 +1,22 @@
+package index
+
+import (
+	. "gopkg.in/check.v1"
+)
+
+func (s *IndexSuite) TestIndexEntry(c *C) {
+	idx := &Index{
+		Entries: []Entry{
+			{Name: "foo", Size: 42},
+			{Name: "bar", Size: 82},
+		},
+	}
+
+	e, err := idx.Entry("foo")
+	c.Assert(err, IsNil)
+	c.Assert(e.Name, Equals, "foo")
+
+	e, err = idx.Entry("missing")
+	c.Assert(err, Equals, ErrEntryNotFound)
+	c.Assert(e.Name, Equals, "")
+}