fix: address verified review findings (branches-checkout-status-1)

Signed-off-by: bircni <bircni@icloud.com>

internal/git/branch_test.go

@@ -5,13 +5,14 @@ package git
 
 import (
 	"context"
+	"os/exec"
 	"testing"
 
 	"github.com/stretchr/testify/require"
 )
 
 func TestCurrentBranchConfig(t *testing.T) {
-	const head = "symbolic-ref --short HEAD"
+	const head = "symbolic-ref --quiet HEAD"
 	for _, test := range []struct {
 		name   string
 		runner discoverRunner
@@ -39,3 +40,18 @@ func TestCurrentBranchConfig(t *testing.T) {
 		})
 	}
 }
+
+func TestCurrentBranchIgnoresATagWithTheSameName(t *testing.T) {
+	dir := t.TempDir()
+	for _, args := range [][]string{
+		{"init", "--quiet", "--initial-branch=rel-2"},
+		{"-c", "user.name=t", "-c", "user.email=t@example.test", "commit", "--quiet", "--allow-empty", "--message=x"},
+		{"tag", "rel-2"},
+	} {
+		out, err := exec.Command("git", append([]string{"-C", dir}, args...)...).CombinedOutput()
+		require.NoError(t, err, string(out))
+	}
+	name, err := CurrentBranch(context.Background(), System{}, dir)
+	require.NoError(t, err)
+	require.Equal(t, "rel-2", name)
+}