Launcher, app/base, sentry, update service

internal/logging/logging_test.go

@@ -0,0 +1,69 @@
+// Copyright (c) 2020 Proton Technologies AG
+//
+// This file is part of ProtonMail Bridge.
+//
+// ProtonMail Bridge is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// ProtonMail Bridge is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with ProtonMail Bridge.  If not, see <https://www.gnu.org/licenses/>.
+
+package logging
+
+import (
+	"io/ioutil"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+// TestClearLogs tests that cearLogs removes only bridge old log files keeping last three of them.
+func TestClearLogs(t *testing.T) {
+	dir, err := ioutil.TempDir("", "clear-logs-test")
+	require.NoError(t, err)
+
+	require.NoError(t, ioutil.WriteFile(filepath.Join(dir, "other.log"), []byte("Hello"), 0755))
+	require.NoError(t, ioutil.WriteFile(filepath.Join(dir, "v1_10.log"), []byte("Hello"), 0755))
+	require.NoError(t, ioutil.WriteFile(filepath.Join(dir, "v1_11.log"), []byte("Hello"), 0755))
+	require.NoError(t, ioutil.WriteFile(filepath.Join(dir, "v2_12.log"), []byte("Hello"), 0755))
+	require.NoError(t, ioutil.WriteFile(filepath.Join(dir, "v2_13.log"), []byte("Hello"), 0755))
+
+	require.NoError(t, clearLogs(dir, 3))
+	checkFileNames(t, dir, []string{
+		"other.log",
+		"v1_11.log",
+		"v2_12.log",
+		"v2_13.log",
+	})
+}
+
+func checkFileNames(t *testing.T, dir string, expectedFileNames []string) {
+	fileNames := getFileNames(t, dir)
+	require.Equal(t, expectedFileNames, fileNames)
+}
+
+func getFileNames(t *testing.T, dir string) []string {
+	files, err := ioutil.ReadDir(dir)
+	require.NoError(t, err)
+
+	fileNames := []string{}
+	for _, file := range files {
+		fileNames = append(fileNames, file.Name())
+		if file.IsDir() {
+			subDir := filepath.Join(dir, file.Name())
+			subFileNames := getFileNames(t, subDir)
+			for _, subFileName := range subFileNames {
+				fileNames = append(fileNames, file.Name()+"/"+subFileName)
+			}
+		}
+	}
+	return fileNames
+}