blob: 291c7059a131ee902219fb9d0f6549a1b451677f [file] [log] [blame]
package git
import (
"strings"
"testing"
)
func TestPatch(t *testing.T) {
t.Parallel()
repo := createTestRepo(t)
defer cleanupTestRepo(t, repo)
_, originalTreeId := seedTestRepo(t, repo)
originalTree, err := repo.LookupTree(originalTreeId)
checkFatal(t, err)
_, newTreeId := updateReadme(t, repo, "file changed\n")
newTree, err := repo.LookupTree(newTreeId)
checkFatal(t, err)
opts := &DiffOptions{
OldPrefix: "a",
NewPrefix: "b",
}
diff, err := repo.DiffTreeToTree(originalTree, newTree, opts)
checkFatal(t, err)
patch, err := diff.Patch(0)
checkFatal(t, err)
patchStr, err := patch.String()
checkFatal(t, err)
if strings.Index(patchStr, "diff --git a/README b/README\nindex 257cc56..820734a 100644\n--- a/README\n+++ b/README\n@@ -1 +1 @@\n-foo\n+file changed") == -1 {
t.Fatalf("patch was bad")
}
}