cleanup and refactor diff / patch

1 files changed, 30 insertions, 2 deletions

diff --git a/git_test.go b/git_test.go
index 52aea1d..2f586b5 100644
--- a/git_test.go
+++ b/git_test.go
@@ -1,8 +1,8 @@
 package git
 
 import (
-	"testing"
 	"io/ioutil"
+	"testing"
 	"time"
 )
 
@@ -14,7 +14,7 @@ func createTestRepo(t *testing.T) *Repository {
 	checkFatal(t, err)
 
 	tmpfile := "README"
-	err = ioutil.WriteFile(path + "/" + tmpfile, []byte("foo\n"), 0644)
+	err = ioutil.WriteFile(path+"/"+tmpfile, []byte("foo\n"), 0644)
 	checkFatal(t, err)
 
 	return repo
@@ -45,3 +45,31 @@ func seedTestRepo(t *testing.T, repo *Repository) (*Oid, *Oid) {
 	return commitId, treeId
 }
 
+func updateReadme(t *testing.T, repo *Repository, content string) (*Oid, *Oid) {
+	loc, err := time.LoadLocation("Europe/Berlin")
+	checkFatal(t, err)
+	sig := &Signature{
+		Name:  "Rand Om Hacker",
+		Email: "[email protected]",
+		When:  time.Date(2013, 03, 06, 14, 30, 0, 0, loc),
+	}
+
+	tmpfile := "README"
+	err = ioutil.WriteFile(repo.Path()+"/"+tmpfile, []byte(content), 0644)
+	checkFatal(t, err)
+
+	idx, err := repo.Index()
+	checkFatal(t, err)
+	err = idx.AddByPath("README")
+	checkFatal(t, err)
+	treeId, err := idx.WriteTree()
+	checkFatal(t, err)
+
+	message := "This is a commit\n"
+	tree, err := repo.LookupTree(treeId)
+	checkFatal(t, err)
+	commitId, err := repo.CreateCommit("HEAD", sig, sig, message, tree)
+	checkFatal(t, err)
+
+	return commitId, treeId
+}