Run the tests in parallel

This saves about 1s, or 1/3 of the test runtime. The linking is still
much slower, but this we can control.

1 files changed, 3 insertions, 1 deletions

diff --git a/diff_test.go b/diff_test.go
index 850ed8e..6fbad51 100644
--- a/diff_test.go
+++ b/diff_test.go
@@ -7,6 +7,7 @@ import (
 )
 
 func TestFindSimilar(t *testing.T) {
+	t.Parallel()
 	repo := createTestRepo(t)
 	defer cleanupTestRepo(t, repo)
 
@@ -61,7 +62,7 @@ func TestFindSimilar(t *testing.T) {
 }
 
 func TestDiffTreeToTree(t *testing.T) {
-
+	t.Parallel()
 	repo := createTestRepo(t)
 	defer cleanupTestRepo(t, repo)
 
@@ -189,6 +190,7 @@ func createTestTrees(t *testing.T, repo *Repository) (originalTree *Tree, newTre
 }
 
 func TestDiffBlobs(t *testing.T) {
+	t.Parallel()
 	repo := createTestRepo(t)
 	defer cleanupTestRepo(t, repo)