| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package logs |
| 4 | |
| 5 | import ( |
| 6 | "strings" |
| 7 | "testing" |
| 8 | |
| 9 | "github.com/Wing924/ltsv" |
| 10 | "github.com/stretchr/testify/assert" |
| 11 | "github.com/stretchr/testify/require" |
| 12 | ) |
| 13 | |
| 14 | var testLTSVConfig = LTSVConfig{ |
| 15 | FieldDelimiter: " ", |
| 16 | ValueDelimiter: "=", |
| 17 | Mapping: map[string]string{"KEY": "key"}, |
| 18 | } |
| 19 | |
| 20 | func TestNewLTSVParser(t *testing.T) { |
| 21 | tests := []struct { |
| 22 | name string |
| 23 | config LTSVConfig |
| 24 | wantErr bool |
| 25 | }{ |
| 26 | {name: "config", config: testLTSVConfig}, |
| 27 | {name: "empty config"}, |
| 28 | } |
| 29 | |
| 30 | for _, tt := range tests { |
| 31 | t.Run(tt.name, func(t *testing.T) { |
| 32 | p, err := NewLTSVParser(tt.config, nil) |
| 33 | |
| 34 | if tt.wantErr { |
| 35 | assert.Error(t, err) |
| 36 | assert.Nil(t, p) |
| 37 | } else { |
| 38 | assert.NoError(t, err) |
| 39 | assert.NotNil(t, p) |
| 40 | if tt.config.FieldDelimiter == "" { |
| 41 | assert.Equal(t, ltsv.DefaultParser.FieldDelimiter, p.parser.FieldDelimiter) |
| 42 | } else { |
| 43 | assert.Equal(t, tt.config.FieldDelimiter, string(p.parser.FieldDelimiter)) |
| 44 | } |
| 45 | if tt.config.ValueDelimiter == "" { |
| 46 | assert.Equal(t, ltsv.DefaultParser.ValueDelimiter, p.parser.ValueDelimiter) |
| 47 | } else { |
| 48 | assert.Equal(t, tt.config.ValueDelimiter, string(p.parser.ValueDelimiter)) |
| 49 | } |
| 50 | assert.Equal(t, tt.config.Mapping, p.mapping) |
| 51 | } |
| 52 | }) |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | func TestLTSVParser_ReadLine(t *testing.T) { |
| 57 | tests := []struct { |
| 58 | name string |
| 59 | row string |
| 60 | wantErr bool |
| 61 | wantParseErr bool |
| 62 | }{ |
| 63 | {name: "no error", row: "A=1 B=2 KEY=3"}, |
| 64 | {name: "error on parsing", row: "NO LABEL", wantErr: true, wantParseErr: true}, |
| 65 | {name: "error on assigning", row: "A=1 ERR=2", wantErr: true, wantParseErr: true}, |
| 66 | {name: "error on reading EOF", row: "", wantErr: true}, |
| 67 | } |
| 68 | |
| 69 | for _, tt := range tests { |
| 70 | t.Run(tt.name, func(t *testing.T) { |
| 71 | var line logLine |
| 72 | r := strings.NewReader(tt.row) |
| 73 | p, err := NewLTSVParser(testLTSVConfig, r) |
| 74 | require.NoError(t, err) |
| 75 | |
| 76 | err = p.ReadLine(&line) |
| 77 | |
| 78 | if tt.wantErr { |
| 79 | require.Error(t, err) |
| 80 | if tt.wantParseErr { |
| 81 | assert.True(t, IsParseError(err)) |
| 82 | } else { |
| 83 | assert.False(t, IsParseError(err)) |
| 84 | } |
| 85 | } else { |
| 86 | assert.NoError(t, err) |
| 87 | } |
| 88 | }) |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | func TestLTSVParser_Parse(t *testing.T) { |
| 93 | tests := []struct { |
| 94 | name string |
| 95 | row string |
| 96 | wantErr bool |
| 97 | }{ |
| 98 | {name: "no error", row: "A=1 B=2"}, |
| 99 | {name: "error on parsing", row: "NO LABEL", wantErr: true}, |
| 100 | {name: "error on assigning", row: "A=1 ERR=2", wantErr: true}, |
| 101 | } |
| 102 | |
| 103 | for _, tt := range tests { |
| 104 | t.Run(tt.name, func(t *testing.T) { |
| 105 | var line logLine |
| 106 | p, err := NewLTSVParser(testLTSVConfig, nil) |
| 107 | require.NoError(t, err) |
| 108 | |
| 109 | err = p.Parse([]byte(tt.row), &line) |
| 110 | |
| 111 | if tt.wantErr { |
| 112 | require.Error(t, err) |
| 113 | assert.True(t, IsParseError(err)) |
| 114 | } else { |
| 115 | assert.NoError(t, err) |
| 116 | } |
| 117 | }) |
| 118 | } |
| 119 | } |
| 120 | |
| 121 | func TestLTSVParser_Info(t *testing.T) { |
| 122 | p, err := NewLTSVParser(testLTSVConfig, nil) |
| 123 | require.NoError(t, err) |
| 124 | assert.NotZero(t, p.Info()) |
| 125 | } |