Add a simple unit test with a temp repository

README.md

@@ -26,7 +26,8 @@ How to build with `libgit2` statically linked into a single executable without d
   replace github.com/libgit2/git2go/v30 => ./static/git2go
   ```
 
-- Build `git-get` with `--tags static` flag:
+- Build, install and test `git-get` with `--tags static` flag, eg:
   ```
   go build -i --tags static
+  go test --tags static
   ```

git-get_test.go

@@ -0,0 +1,33 @@
+package main
+
+import (
+	"github.com/libgit2/git2go/v30"
+	"io/ioutil"
+	"os"
+	"testing"
+)
+
+func createTempRepo(t *testing.T) *git.Repository {
+	dir, err := ioutil.TempDir("", "test-repo-")
+	if err != nil {
+		t.Fatalf("Couldn't create a temp repo directory: %s", err.Error())
+	}
+
+	t.Cleanup(func() {
+		_ = os.RemoveAll(dir)
+	})
+
+	repo, err := git.InitRepository(dir, false)
+	if err != nil {
+		t.Fatalf("Couldn't init a temp repo: %s", err.Error())
+	}
+	return repo
+}
+
+func TestTempRepo(t *testing.T) {
+	repo := createTempRepo(t)
+
+	if repo.IsBare() {
+		t.Errorf("Repository %s should not be bare", repo.Path())
+	}
+}

go.mod

@@ -5,4 +5,3 @@ go 1.14
 require github.com/libgit2/git2go/v30 v30.0.3
 
 replace github.com/libgit2/git2go/v30 => ./static/git2go
-

go.sum

@@ -1,2 +0,0 @@
-github.com/libgit2/git2go/v30 v30.0.3 h1:v+KRMhx85kHS0JzkPft7Wnt3+VUrYQrD/SQ77usTO/w=
-github.com/libgit2/git2go/v30 v30.0.3/go.mod h1:YReiQ7xhMoyAL4ISYFLZt+OGqn6xtLqvTC1xJ9oAH7Y=