From f953d4e5c7c676cd3b3ee797fedce8823b5c930c Mon Sep 17 00:00:00 2001
From: Carlos Martín Nieto <cmn@dwim.me>
Date: Sun, 25 May 2014 18:12:50 +0200
Subject: Index: add functions to handle the data structure

Index is not just the index file
---
 index_test.go | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'index_test.go')

diff --git a/index_test.go b/index_test.go
index 5920b93..cd178b9 100644
--- a/index_test.go
+++ b/index_test.go
@@ -41,6 +41,36 @@ func TestIndexWriteTreeTo(t *testing.T) {
 	}
 }
 
+func TestIndexAddAndWriteTreeTo(t *testing.T) {
+	repo := createTestRepo(t)
+	defer os.RemoveAll(repo.Workdir())
+
+	odb, err := repo.Odb()
+	checkFatal(t, err)
+
+	blobID, err := odb.Write([]byte("foo\n"), ObjectBlob)
+	checkFatal(t, err)
+
+	idx, err := NewIndex()
+	checkFatal(t, err)
+
+	entry := IndexEntry {
+		Path: "README",
+		Id: blobID,
+		Mode: FilemodeBlob,
+	}
+
+	err = idx.Add(&entry)
+	checkFatal(t, err)
+
+	treeId, err := idx.WriteTreeTo(repo)
+	checkFatal(t, err)
+
+	if treeId.String() != "b7119b11e8ef7a1a5a34d3ac87f5b075228ac81e" {
+		t.Fatalf("%v", treeId.String())
+	}
+}
+
 func checkFatal(t *testing.T, err error) {
 	if err == nil {
 		return
-- 
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