Add integration test for signup (#1135)

* Add integration test for signup

* Remove unused functions

* Refactoring

* Add repo_create_test.go

* Rollback the incomplete repo create test

* Comply with linter requirements and simplify the code a little bit

integrations/signup_test.go

@@ -0,0 +1,35 @@
+// 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 (
+	"os"
+	"testing"
+
+	"code.gitea.io/gitea/integrations/internal/utils"
+)
+
+var signupFormSample map[string][]string = map[string][]string{
+	"Name":   []string{"tester"},
+	"Email":  []string{"user1@example.com"},
+	"Passwd": []string{"12345678"},
+}
+
+func signup(t *utils.T) error {
+	return utils.GetAndPost("http://:"+ServerHTTPPort+"/user/sign_up", signupFormSample)
+}
+
+func TestSignup(t *testing.T) {
+	conf := utils.Config{
+		Program: "../gitea",
+		WorkDir: "",
+		Args:    []string{"web", "--port", ServerHTTPPort},
+		LogFile: os.Stderr,
+	}
+
+	if err := utils.New(t, &conf).RunTest(install, signup); err != nil {
+		t.Fatal(err)
+	}
+}