Includes mmctl into the mono-repo (#23091)

* Includes mmctl into the mono-repo

* Update to use the new public module paths

* Adds docs check to the mmctl CI

* Fix public utils import path

* Tidy up modules

* Fix linter

* Update CI tasks to use the new file structure

* Update CI references

server/cmd/mmctl/commands/license_test.go

@@ -0,0 +1,126 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See LICENSE.txt for license information.
+
+package commands
+
+import (
+	"io/ioutil"
+	"net/http"
+	"os"
+
+	"github.com/mattermost/mattermost-server/server/public/model"
+	"github.com/pkg/errors"
+	"github.com/spf13/cobra"
+
+	"github.com/mattermost/mattermost-server/server/v8/cmd/mmctl/printer"
+)
+
+const (
+	fakeLicensePayload = "This is the license."
+)
+
+func (s *MmctlUnitTestSuite) TestRemoveLicenseCmd() {
+	s.Run("Remove license successfully", func() {
+		printer.Clean()
+
+		s.client.
+			EXPECT().
+			RemoveLicenseFile().
+			Return(&model.Response{StatusCode: http.StatusBadRequest}, nil).
+			Times(1)
+
+		err := removeLicenseCmdF(s.client, &cobra.Command{}, []string{})
+		s.Require().Nil(err)
+		s.Require().Len(printer.GetLines(), 1)
+		s.Require().Len(printer.GetErrorLines(), 0)
+		s.Require().Equal(printer.GetLines()[0], "Removed license")
+	})
+
+	s.Run("Fail to remove license", func() {
+		printer.Clean()
+		mockErr := errors.New("mock error")
+
+		s.client.
+			EXPECT().
+			RemoveLicenseFile().
+			Return(&model.Response{StatusCode: http.StatusBadRequest}, mockErr).
+			Times(1)
+
+		err := removeLicenseCmdF(s.client, &cobra.Command{}, []string{})
+		s.Require().NotNil(err)
+		s.Require().Len(printer.GetLines(), 0)
+		s.Require().Len(printer.GetErrorLines(), 0)
+		s.Require().Equal(err, mockErr)
+	})
+}
+
+func (s *MmctlUnitTestSuite) TestUploadLicenseCmdF() {
+	// create temporary file
+	tmpFile, err := ioutil.TempFile(os.TempDir(), "testLicense-")
+	if err != nil {
+		panic(err)
+	}
+	text := []byte(fakeLicensePayload)
+	if _, err = tmpFile.Write(text); err != nil {
+		panic(err)
+	}
+	defer os.Remove(tmpFile.Name())
+
+	mockLicenseFile := []byte(fakeLicensePayload)
+
+	s.Run("Upload license successfully", func() {
+		printer.Clean()
+		s.client.
+			EXPECT().
+			UploadLicenseFile(mockLicenseFile).
+			Return(&model.Response{StatusCode: http.StatusOK}, nil).
+			Times(1)
+
+		err := uploadLicenseCmdF(s.client, &cobra.Command{}, []string{tmpFile.Name()})
+		s.Require().Nil(err)
+	})
+
+	s.Run("Fail to upload license if file not found", func() {
+		printer.Clean()
+		path := "/path/to/nonexistentfile"
+		errMsg := "open " + path + ": no such file or directory"
+		s.client.
+			EXPECT().
+			UploadLicenseFile(mockLicenseFile).
+			Times(0)
+
+		err := uploadLicenseCmdF(s.client, &cobra.Command{}, []string{path})
+		s.Require().EqualError(err, errMsg)
+	})
+
+	s.Run("Fail to upload license if no path is given", func() {
+		printer.Clean()
+		err := uploadLicenseCmdF(s.client, &cobra.Command{}, []string{})
+		s.Require().EqualError(err, "enter one license file to upload")
+	})
+}
+
+func (s *MmctlUnitTestSuite) TestUploadLicenseStringCmdF() {
+	// create temporary file
+	licenseString := string(fakeLicensePayload)
+
+	mockLicenseFile := []byte(fakeLicensePayload)
+
+	s.Run("Upload license successfully", func() {
+		printer.Clean()
+		s.client.
+			EXPECT().
+			UploadLicenseFile(mockLicenseFile).
+			Return(&model.Response{StatusCode: http.StatusOK}, nil).
+			Times(1)
+
+		err := uploadLicenseStringCmdF(s.client, &cobra.Command{}, []string{licenseString})
+		s.Require().Nil(err)
+	})
+
+	s.Run("Fail to upload license if no license string is given", func() {
+		printer.Clean()
+		err := uploadLicenseStringCmdF(s.client, &cobra.Command{}, []string{})
+		s.Require().EqualError(err, "enter one license file to upload")
+	})
+}