cloudflare/pint
Publicmirrored from https://github.com/cloudflare/pintAvailable
internal/parser/models_test.go
295lines · modecode
| 1 | package parser_test |
| 2 | |
| 3 | import ( |
| 4 | "strconv" |
| 5 | "strings" |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/prometheus/common/model" |
| 9 | "github.com/stretchr/testify/require" |
| 10 | |
| 11 | "github.com/cloudflare/pint/internal/parser" |
| 12 | ) |
| 13 | |
| 14 | func newMustRule(content string) parser.Rule { |
| 15 | p := parser.NewParser(false, parser.PrometheusSchema, model.UTF8Validation) |
| 16 | file := p.Parse(strings.NewReader(content)) |
| 17 | if file.Error.Err != nil { |
| 18 | panic(file.Error.Err) |
| 19 | } |
| 20 | for _, group := range file.Groups { |
| 21 | for _, rule := range group.Rules { |
| 22 | return rule |
| 23 | } |
| 24 | } |
| 25 | return parser.Rule{} |
| 26 | } |
| 27 | |
| 28 | func TestRuleIsIdentical(t *testing.T) { |
| 29 | type testCaseT struct { |
| 30 | a parser.Rule |
| 31 | b parser.Rule |
| 32 | equal bool |
| 33 | } |
| 34 | |
| 35 | testCases := []testCaseT{ |
| 36 | { |
| 37 | a: parser.Rule{}, |
| 38 | b: parser.Rule{}, |
| 39 | equal: true, |
| 40 | }, |
| 41 | { |
| 42 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 43 | b: newMustRule("- record: foo\n expr: bob\n"), |
| 44 | equal: true, |
| 45 | }, |
| 46 | { |
| 47 | a: newMustRule("- record: bob\n expr: bob\n"), |
| 48 | b: newMustRule("- record: foo\n expr: bob\n"), |
| 49 | equal: false, |
| 50 | }, |
| 51 | { |
| 52 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 53 | b: newMustRule("- record: foo\n expr: bob\n labels: {}\n"), |
| 54 | equal: true, |
| 55 | }, |
| 56 | { |
| 57 | a: newMustRule("- record: foo\n expr: bob\n labels: {}\n"), |
| 58 | b: newMustRule("- record: foo\n expr: bob\n"), |
| 59 | equal: true, |
| 60 | }, |
| 61 | { |
| 62 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 63 | b: newMustRule("- expr: bob\n record: foo\n"), |
| 64 | equal: true, |
| 65 | }, |
| 66 | { |
| 67 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 68 | b: newMustRule("- record: foo\n expr: bob\n"), |
| 69 | equal: false, |
| 70 | }, |
| 71 | { |
| 72 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 73 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 74 | equal: false, |
| 75 | }, |
| 76 | { |
| 77 | a: newMustRule("- record: foo\n expr: bob\n labels:\n bar: bar\n"), |
| 78 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 79 | equal: false, |
| 80 | }, |
| 81 | { |
| 82 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: foo\n"), |
| 83 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 84 | equal: false, |
| 85 | }, |
| 86 | { |
| 87 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: foo\n"), |
| 88 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: bar\n"), |
| 89 | equal: false, |
| 90 | }, |
| 91 | { |
| 92 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n abc: foo\n"), |
| 93 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n cba: foo\n"), |
| 94 | equal: false, |
| 95 | }, |
| 96 | { |
| 97 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 98 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: foo\n"), |
| 99 | equal: false, |
| 100 | }, |
| 101 | { |
| 102 | a: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: foo\n"), |
| 103 | b: newMustRule("- record: foo\n expr: bob\n labels:\n foo: bar\n extra: bar\n"), |
| 104 | equal: false, |
| 105 | }, |
| 106 | { |
| 107 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 108 | b: newMustRule("- alert: foo\n expr: bob\n"), |
| 109 | equal: false, |
| 110 | }, |
| 111 | { |
| 112 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 113 | b: newMustRule("- record: foo\n xxx: bob\n"), |
| 114 | equal: false, |
| 115 | }, |
| 116 | { |
| 117 | a: newMustRule("- record: foo\n expr: bob\n"), |
| 118 | b: newMustRule("- record: foo\n expr: bob == 0\n"), |
| 119 | equal: false, |
| 120 | }, |
| 121 | { |
| 122 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 123 | b: newMustRule("- alert: foo\n expr: bob\n for: 4m\n"), |
| 124 | equal: false, |
| 125 | }, |
| 126 | { |
| 127 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 128 | b: newMustRule("- record: foo\n expr: bob\n"), |
| 129 | equal: false, |
| 130 | }, |
| 131 | { |
| 132 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 133 | b: newMustRule("- alert: foo\n expr: bob\n"), |
| 134 | equal: true, |
| 135 | }, |
| 136 | { |
| 137 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 138 | b: newMustRule("- alert: foo\n expr: bob(\n"), |
| 139 | equal: false, |
| 140 | }, |
| 141 | { |
| 142 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 143 | b: newMustRule("- alert: foo1\n expr: bob\n"), |
| 144 | equal: false, |
| 145 | }, |
| 146 | { |
| 147 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 148 | b: newMustRule("- alert: foo\n expr: bob1\n"), |
| 149 | equal: false, |
| 150 | }, |
| 151 | { |
| 152 | a: newMustRule("- alert: foo\n expr: bob\n for: 4m\n"), |
| 153 | b: newMustRule("- alert: foo\n expr: bob\n for: 5m\n"), |
| 154 | equal: false, |
| 155 | }, |
| 156 | { |
| 157 | a: newMustRule("- alert: foo\n expr: bob\n for: 4m\n"), |
| 158 | b: newMustRule("- alert: foo\n expr: bob\n keep_firing_for: 4m\n"), |
| 159 | equal: false, |
| 160 | }, |
| 161 | { |
| 162 | a: newMustRule("- alert: foo\n expr: bob\n keep_firing_for: 4m\n"), |
| 163 | b: newMustRule("- alert: foo\n expr: bob\n for: 4m\n"), |
| 164 | equal: false, |
| 165 | }, |
| 166 | { |
| 167 | a: newMustRule("- alert: foo\n expr: bob\n keep_firing_for: 3m\n"), |
| 168 | b: newMustRule("- alert: foo\n expr: bob\n keep_firing_for: 4m\n"), |
| 169 | equal: false, |
| 170 | }, |
| 171 | { |
| 172 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 173 | b: newMustRule("- alert: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 174 | equal: false, |
| 175 | }, |
| 176 | { |
| 177 | a: newMustRule("- alert: foo\n expr: bob\n labels:\n bar: bar\n"), |
| 178 | b: newMustRule("- alert: foo\n expr: bob\n labels:\n foo: bar\n"), |
| 179 | equal: false, |
| 180 | }, |
| 181 | { |
| 182 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 183 | b: newMustRule("- alert: foo\n expr: bob\n annotations:\n foo: bar\n"), |
| 184 | equal: false, |
| 185 | }, |
| 186 | { |
| 187 | a: newMustRule("- alert: foo\n expr: bob\n annotations:\n bar: bar\n"), |
| 188 | b: newMustRule("- alert: foo\n expr: bob\n annotations:\n foo: bar\n"), |
| 189 | equal: false, |
| 190 | }, |
| 191 | { |
| 192 | a: newMustRule("- alert: foo\n # pint disable promql/series\n expr: bob\n"), |
| 193 | b: newMustRule("- alert: foo\n expr: bob\n"), |
| 194 | equal: false, |
| 195 | }, |
| 196 | { |
| 197 | a: newMustRule("- alert: foo\n expr: bob\n"), |
| 198 | b: newMustRule("- alert: foo\n # pint disable promql/series\n expr: bob\n"), |
| 199 | equal: false, |
| 200 | }, |
| 201 | { |
| 202 | a: newMustRule("- record: colo:labels:equal\n expr: sum(foo) without(job)\n labels:\n same: yes\n"), |
| 203 | b: newMustRule("- record: colo:labels:equal\n expr: sum(foo) without(job)\n labels:\n same: yes\n"), |
| 204 | equal: true, |
| 205 | }, |
| 206 | { |
| 207 | a: newMustRule("- record: foo\n expr: sum(foo)\n labels:\n same: yes\n a: b\n d: c\n"), |
| 208 | b: newMustRule("- record: foo\n expr: sum(foo)\n labels:\n same: yes\n a: b\n c: d\n"), |
| 209 | equal: false, |
| 210 | }, |
| 211 | } |
| 212 | |
| 213 | for i, tc := range testCases { |
| 214 | t.Run(strconv.Itoa(i+1), func(t *testing.T) { |
| 215 | equal := tc.a.IsIdentical(tc.b) |
| 216 | require.Equal(t, tc.equal, equal, tc.a) |
| 217 | }) |
| 218 | } |
| 219 | } |
| 220 | |
| 221 | func TestMergeMaps(t *testing.T) { |
| 222 | type testCaseT struct { |
| 223 | a *parser.YamlMap |
| 224 | b *parser.YamlMap |
| 225 | output *parser.YamlMap |
| 226 | } |
| 227 | |
| 228 | testCases := []testCaseT{ |
| 229 | { |
| 230 | a: nil, |
| 231 | b: nil, |
| 232 | output: nil, |
| 233 | }, |
| 234 | { |
| 235 | a: &parser.YamlMap{}, |
| 236 | b: nil, |
| 237 | output: &parser.YamlMap{}, |
| 238 | }, |
| 239 | { |
| 240 | a: nil, |
| 241 | b: &parser.YamlMap{}, |
| 242 | output: &parser.YamlMap{}, |
| 243 | }, |
| 244 | { |
| 245 | a: &parser.YamlMap{}, |
| 246 | b: &parser.YamlMap{}, |
| 247 | output: &parser.YamlMap{}, |
| 248 | }, |
| 249 | { |
| 250 | a: &parser.YamlMap{ |
| 251 | Key: &parser.YamlNode{Value: "a"}, |
| 252 | Items: []*parser.YamlKeyValue{ |
| 253 | { |
| 254 | Key: &parser.YamlNode{Value: "1"}, |
| 255 | }, |
| 256 | { |
| 257 | Key: &parser.YamlNode{Value: "2"}, |
| 258 | }, |
| 259 | }, |
| 260 | }, |
| 261 | b: &parser.YamlMap{ |
| 262 | Key: &parser.YamlNode{Value: "b"}, |
| 263 | Items: []*parser.YamlKeyValue{ |
| 264 | { |
| 265 | Key: &parser.YamlNode{Value: "2"}, |
| 266 | }, |
| 267 | { |
| 268 | Key: &parser.YamlNode{Value: "3"}, |
| 269 | }, |
| 270 | }, |
| 271 | }, |
| 272 | output: &parser.YamlMap{ |
| 273 | Key: &parser.YamlNode{Value: "a"}, |
| 274 | Items: []*parser.YamlKeyValue{ |
| 275 | { |
| 276 | Key: &parser.YamlNode{Value: "1"}, |
| 277 | }, |
| 278 | { |
| 279 | Key: &parser.YamlNode{Value: "2"}, |
| 280 | }, |
| 281 | { |
| 282 | Key: &parser.YamlNode{Value: "3"}, |
| 283 | }, |
| 284 | }, |
| 285 | }, |
| 286 | }, |
| 287 | } |
| 288 | |
| 289 | for i, tc := range testCases { |
| 290 | t.Run(strconv.Itoa(i+1), func(t *testing.T) { |
| 291 | output := parser.MergeMaps(tc.a, tc.b) |
| 292 | require.Equal(t, tc.output, output) |
| 293 | }) |
| 294 | } |
| 295 | } |
| 296 | |