Kd/ci playwright go test (#20123)

* Add initial playwright config

* Simplify Makefile

* Simplify Makefile

* Use correct config files

* Update playwright settings

* Fix package-lock file

* Don't use test logger for e2e tests

* fix frontend lint

* Allow passing TEST_LOGGER variable

* Init postgres database

* use standard gitea env variables

* Update playwright

* update drone

* Move empty env var to commands

* Cleanup

* Move integrations to subfolder

* tests integrations to tests integraton

* Run e2e tests with go test

* Fix linting

* install CI deps

* Add files to ESlint

* Fix drone typo

* Don't log to console in CI

* Use go test http server

* Add build step before tests

* Move shared init function to common package

* fix drone

* Clean up tests

* Fix linting

* Better mocking for page + version string

* Cleanup test generation

* Remove dependency on gitea binary

* Fix linting

* add initial support for running specific tests

* Add ACCEPT_VISUAL variable

* don't require git-lfs

* Add initial documentation

* Review feedback

* Add logged in session test

* Attempt fixing drone race

* Cleanup and bump version

* Bump deps

* Review feedback

* simplify installation

* Fix ci

* Update install docs

tests/integration/branches_test.go

@@ -0,0 +1,76 @@
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package integration
+
+import (
+	"net/http"
+	"net/url"
+	"testing"
+
+	"code.gitea.io/gitea/modules/translation"
+	"code.gitea.io/gitea/tests"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestViewBranches(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	req := NewRequest(t, "GET", "/user2/repo1/branches")
+	resp := MakeRequest(t, req, http.StatusOK)
+
+	htmlDoc := NewHTMLParser(t, resp.Body)
+	_, exists := htmlDoc.doc.Find(".delete-branch-button").Attr("data-url")
+	assert.False(t, exists, "The template has changed")
+}
+
+func TestDeleteBranch(t *testing.T) {
+	defer tests.PrepareTestEnv(t)()
+
+	deleteBranch(t)
+}
+
+func TestUndoDeleteBranch(t *testing.T) {
+	onGiteaRun(t, func(t *testing.T, u *url.URL) {
+		deleteBranch(t)
+		htmlDoc, name := branchAction(t, ".undo-button")
+		assert.Contains(t,
+			htmlDoc.doc.Find(".ui.positive.message").Text(),
+			translation.NewLocale("en-US").Tr("repo.branch.restore_success", name),
+		)
+	})
+}
+
+func deleteBranch(t *testing.T) {
+	htmlDoc, name := branchAction(t, ".delete-branch-button")
+	assert.Contains(t,
+		htmlDoc.doc.Find(".ui.positive.message").Text(),
+		translation.NewLocale("en-US").Tr("repo.branch.deletion_success", name),
+	)
+}
+
+func branchAction(t *testing.T, button string) (*HTMLDoc, string) {
+	session := loginUser(t, "user2")
+	req := NewRequest(t, "GET", "/user2/repo1/branches")
+	resp := session.MakeRequest(t, req, http.StatusOK)
+
+	htmlDoc := NewHTMLParser(t, resp.Body)
+	link, exists := htmlDoc.doc.Find(button).Attr("data-url")
+	if !assert.True(t, exists, "The template has changed") {
+		t.Skip()
+	}
+
+	req = NewRequestWithValues(t, "POST", link, map[string]string{
+		"_csrf": htmlDoc.GetCSRF(),
+	})
+	session.MakeRequest(t, req, http.StatusOK)
+
+	url, err := url.Parse(link)
+	assert.NoError(t, err)
+	req = NewRequest(t, "GET", "/user2/repo1/branches")
+	resp = session.MakeRequest(t, req, http.StatusOK)
+
+	return NewHTMLParser(t, resp.Body), url.Query().Get("name")
+}