118 lines
3.7 KiB
Go
118 lines
3.7 KiB
Go
// This file is part of MinIO Console Server
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// Copyright (c) 2021 MinIO, Inc.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package api
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import (
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"context"
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"encoding/json"
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"fmt"
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"testing"
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"github.com/minio/madmin-go/v3"
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"github.com/stretchr/testify/assert"
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)
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func TestAdminConsoleLog(t *testing.T) {
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assert := assert.New(t)
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adminClient := AdminClientMock{}
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mockWSConn := mockConn{}
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function := "startConsoleLog(ctx, )"
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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testReceiver := make(chan madmin.LogInfo, 5)
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textToReceive := "test message"
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testStreamSize := 5
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isClosed := false // testReceiver is closed?
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// Test-1: Serve Console with no errors until Console finishes sending
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// define mock function behavior for minio server Console
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minioGetLogsMock = func(_ context.Context, _ string, _ int, _ string) <-chan madmin.LogInfo {
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ch := make(chan madmin.LogInfo)
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// Only success, start a routine to start reading line by line.
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go func(ch chan<- madmin.LogInfo) {
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defer close(ch)
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lines := make([]int, testStreamSize)
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// mocking sending 5 lines of info
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for range lines {
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info := madmin.LogInfo{
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ConsoleMsg: textToReceive,
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}
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ch <- info
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}
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}(ch)
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return ch
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}
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writesCount := 1
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// mock connection WriteMessage() no error
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connWriteMessageMock = func(_ int, data []byte) error {
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// emulate that receiver gets the message written
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var t madmin.LogInfo
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_ = json.Unmarshal(data, &t)
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if writesCount == testStreamSize {
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if !isClosed {
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close(testReceiver)
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isClosed = true
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}
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return nil
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}
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testReceiver <- t
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writesCount++
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return nil
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}
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if err := startConsoleLog(ctx, mockWSConn, adminClient, LogRequest{node: "", logType: "all"}); err != nil {
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t.Errorf("Failed on %s:, error occurred: %s", function, err.Error())
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}
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// check that the TestReceiver got the same number of data from Console.
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for i := range testReceiver {
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assert.Equal(textToReceive, i.ConsoleMsg)
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}
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// Test-2: if error happens while writing, return error
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connWriteMessageMock = func(_ int, _ []byte) error {
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return fmt.Errorf("error on write")
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}
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if err := startConsoleLog(ctx, mockWSConn, adminClient, LogRequest{node: "", logType: "all"}); assert.Error(err) {
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assert.Equal("error on write", err.Error())
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}
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// Test-3: error happens on GetLogs Minio, Console should stop
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// and error shall be returned.
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minioGetLogsMock = func(_ context.Context, _ string, _ int, _ string) <-chan madmin.LogInfo {
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ch := make(chan madmin.LogInfo)
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// Only success, start a routine to start reading line by line.
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go func(ch chan<- madmin.LogInfo) {
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defer close(ch)
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lines := make([]int, 2)
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// mocking sending 5 lines of info
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for range lines {
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info := madmin.LogInfo{
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ConsoleMsg: textToReceive,
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}
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ch <- info
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}
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ch <- madmin.LogInfo{Err: fmt.Errorf("error on Console")}
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}(ch)
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return ch
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}
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connWriteMessageMock = func(_ int, _ []byte) error {
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return nil
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}
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if err := startConsoleLog(ctx, mockWSConn, adminClient, LogRequest{node: "", logType: "all"}); assert.Error(err) {
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assert.Equal("error on Console", err.Error())
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}
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}
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