| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package client |
| 4 | |
| 5 | import ( |
| 6 | "bufio" |
| 7 | "bytes" |
| 8 | "fmt" |
| 9 | "os" |
| 10 | "strings" |
| 11 | "testing" |
| 12 | |
| 13 | "github.com/netdata/netdata/go/plugins/plugin/go.d/pkg/socket" |
| 14 | |
| 15 | "github.com/stretchr/testify/assert" |
| 16 | ) |
| 17 | |
| 18 | var ( |
| 19 | testLoadStatsData, _ = os.ReadFile("testdata/load-stats.txt") |
| 20 | testVersionData, _ = os.ReadFile("testdata/version.txt") |
| 21 | testStatus3Data, _ = os.ReadFile("testdata/status3.txt") |
| 22 | testMaxLinesExceededData = strings.Repeat(">CLIENT:ESTABLISHED,0\n", 501) |
| 23 | ) |
| 24 | |
| 25 | func TestNew(t *testing.T) { assert.IsType(t, (*Client)(nil), New(socket.Config{})) } |
| 26 | |
| 27 | func TestClient_GetVersion(t *testing.T) { |
| 28 | client := Client{Client: &mockSocketClient{}} |
| 29 | ver, err := client.Version() |
| 30 | assert.NoError(t, err) |
| 31 | expected := &Version{Major: 2, Minor: 3, Patch: 4, Management: 1} |
| 32 | assert.Equal(t, expected, ver) |
| 33 | } |
| 34 | |
| 35 | func TestClient_GetLoadStats(t *testing.T) { |
| 36 | client := Client{Client: &mockSocketClient{}} |
| 37 | stats, err := client.LoadStats() |
| 38 | assert.NoError(t, err) |
| 39 | expected := &LoadStats{NumOfClients: 1, BytesIn: 7811, BytesOut: 7667} |
| 40 | assert.Equal(t, expected, stats) |
| 41 | } |
| 42 | |
| 43 | func TestClient_GetUsers(t *testing.T) { |
| 44 | client := Client{ |
| 45 | Client: &mockSocketClient{}, |
| 46 | } |
| 47 | users, err := client.Users() |
| 48 | assert.NoError(t, err) |
| 49 | expected := Users{{ |
| 50 | CommonName: "pepehome", |
| 51 | RealAddress: "1.2.3.4:44347", |
| 52 | VirtualAddress: "10.9.0.5", |
| 53 | BytesReceived: 6043, |
| 54 | BytesSent: 5661, |
| 55 | ConnectedSince: 1555439465, |
| 56 | Username: "pepe", |
| 57 | }} |
| 58 | assert.Equal(t, expected, users) |
| 59 | } |
| 60 | |
| 61 | func TestClient_MaxLineExceeded(t *testing.T) { |
| 62 | client := Client{ |
| 63 | Client: &mockSocketClient{maxLineExceeded: true}, |
| 64 | } |
| 65 | _, err := client.Users() |
| 66 | assert.Error(t, err) |
| 67 | } |
| 68 | |
| 69 | type mockSocketClient struct { |
| 70 | maxLineExceeded bool |
| 71 | } |
| 72 | |
| 73 | func (m *mockSocketClient) Connect() error { return nil } |
| 74 | |
| 75 | func (m *mockSocketClient) Disconnect() error { return nil } |
| 76 | |
| 77 | func (m *mockSocketClient) Command(command string, process socket.Processor) error { |
| 78 | var s *bufio.Scanner |
| 79 | |
| 80 | switch command { |
| 81 | default: |
| 82 | return fmt.Errorf("unknown command : %s", command) |
| 83 | case commandExit: |
| 84 | case commandVersion: |
| 85 | s = bufio.NewScanner(bytes.NewReader(testVersionData)) |
| 86 | case commandStatus3: |
| 87 | if m.maxLineExceeded { |
| 88 | s = bufio.NewScanner(strings.NewReader(testMaxLinesExceededData)) |
| 89 | break |
| 90 | } |
| 91 | s = bufio.NewScanner(bytes.NewReader(testStatus3Data)) |
| 92 | case commandLoadStats: |
| 93 | s = bufio.NewScanner(bytes.NewReader(testLoadStatsData)) |
| 94 | } |
| 95 | |
| 96 | if s == nil { |
| 97 | return nil |
| 98 | } |
| 99 | |
| 100 | for s.Scan() { |
| 101 | if _, err := process(s.Bytes()); err != nil { |
| 102 | return err |
| 103 | } |
| 104 | } |
| 105 | return nil |
| 106 | } |