Add unit tests for action runner token (#27670)

In case the behavior of the register token changes.

models/actions/runner_token_test.go

@@ -0,0 +1,40 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package actions
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/unittest"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetLatestRunnerToken(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	token := unittest.AssertExistsAndLoadBean(t, &ActionRunnerToken{ID: 3})
+	expectedToken, err := GetLatestRunnerToken(db.DefaultContext, 1, 0)
+	assert.NoError(t, err)
+	assert.EqualValues(t, token, expectedToken)
+}
+
+func TestNewRunnerToken(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	token, err := NewRunnerToken(db.DefaultContext, 1, 0)
+	assert.NoError(t, err)
+	expectedToken, err := GetLatestRunnerToken(db.DefaultContext, 1, 0)
+	assert.NoError(t, err)
+	assert.EqualValues(t, token, expectedToken)
+}
+
+func TestUpdateRunnerToken(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	token := unittest.AssertExistsAndLoadBean(t, &ActionRunnerToken{ID: 3})
+	token.IsActive = true
+	assert.NoError(t, UpdateRunnerToken(db.DefaultContext, token))
+	expectedToken, err := GetLatestRunnerToken(db.DefaultContext, 1, 0)
+	assert.NoError(t, err)
+	assert.EqualValues(t, token, expectedToken)
+}