Find tree entry by id

Add support for 'git_tree_entry_byid'.

1 files changed, 22 insertions, 0 deletions

diff --git a/tree_test.go b/tree_test.go
new file mode 100644
index 0000000..4c6a4ed
--- /dev/null
+++ b/tree_test.go
@@ -0,0 +1,22 @@
+package git
+
+import "testing"
+
+func TestTreeEntryById(t *testing.T) {
+	repo := createTestRepo(t)
+	defer cleanupTestRepo(t, repo)
+
+	_, treeID := seedTestRepo(t, repo)
+
+	tree, err := repo.LookupTree(treeID)
+	checkFatal(t, err)
+
+	id, err := NewOid("257cc5642cb1a054f08cc83f2d943e56fd3ebe99")
+	checkFatal(t, err)
+
+	entry := tree.EntryById(id)
+
+	if entry == nil {
+		t.Fatalf("entry id %v was not found", id)
+	}
+}