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Add tests for Config.DataTable processing
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,215 @@ | ||
| package config | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "io/fs" | ||
| "regexp" | ||
| "regexp/syntax" | ||
| "syscall" | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| func TestProcessDataTables(t *testing.T) { | ||
| type in struct { | ||
| table DataTable | ||
| tableLegacy string | ||
| } | ||
| type out struct { | ||
| tables []DataTable | ||
| err error | ||
| } | ||
| type ctx map[string]bool | ||
|
|
||
| regexpCompileWrapper := func(re string) *regexp.Regexp { | ||
| r, _ := regexp.Compile(re) | ||
| return r | ||
| } | ||
|
|
||
| tests := []struct { | ||
| name string | ||
| in in | ||
| out out | ||
| }{ | ||
| { | ||
| name: "legacy table only", | ||
| in: in{ | ||
| tableLegacy: "graphite.data", | ||
| }, | ||
| out: out{ | ||
| []DataTable{ | ||
| { | ||
| Table: "graphite.data", | ||
| RollupConf: "auto", | ||
| ContextMap: ctx{"graphite": true, "prometheus": true}, | ||
| }, | ||
| }, | ||
| nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "legacy and normal tables", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.new_data"}, | ||
| tableLegacy: "graphite.data", | ||
| }, | ||
| out: out{ | ||
| []DataTable{ | ||
| { | ||
| Table: "graphite.new_data", | ||
| ContextMap: ctx{"graphite": true, "prometheus": true}, | ||
| }, | ||
| { | ||
| Table: "graphite.data", | ||
| RollupConf: "auto", | ||
| ContextMap: ctx{"graphite": true, "prometheus": true}, | ||
| }, | ||
| }, | ||
| nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "fail to compile TargetMatchAll", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", TargetMatchAll: "[2223"}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{{Table: "graphite.data", TargetMatchAll: "[2223"}}, | ||
| &syntax.Error{Code: syntax.ErrMissingBracket, Expr: "[2223"}, | ||
| }, | ||
| }, | ||
| { | ||
| name: "fail to compile TargetMatchAny", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", TargetMatchAny: "[2223"}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{{Table: "graphite.data", TargetMatchAny: "[2223"}}, | ||
| &syntax.Error{Code: syntax.ErrMissingBracket, Expr: "[2223"}, | ||
| }, | ||
| }, | ||
| { | ||
| name: "fail to compile TargetMatchAny", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", TargetMatchAny: "[2223"}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{{Table: "graphite.data", TargetMatchAny: "[2223"}}, | ||
| &syntax.Error{Code: syntax.ErrMissingBracket, Expr: "[2223"}, | ||
| }, | ||
| }, | ||
| { | ||
| name: "fail to read xml rollup", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", RollupConf: "/some/file/that/does/not/hopefully/exists/on/the/disk"}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{{Table: "graphite.data", RollupConf: "/some/file/that/does/not/hopefully/exists/on/the/disk"}}, | ||
| &fs.PathError{Op: "open", Path: "/some/file/that/does/not/hopefully/exists/on/the/disk", Err: syscall.ENOENT}, | ||
| }, | ||
| }, | ||
| { | ||
| name: "unknown context", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", Context: []string{"unexpected"}}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{ | ||
| { | ||
| Table: "graphite.data", | ||
| Context: []string{"unexpected"}, | ||
| ContextMap: ctx{}, | ||
| }, | ||
| }, | ||
| fmt.Errorf("unknown context \"unexpected\""), | ||
| }, | ||
| }, | ||
| { | ||
| name: "check all works", | ||
| in: in{ | ||
| table: DataTable{ | ||
| Table: "graphite.data", | ||
| Reverse: true, | ||
| TargetMatchAll: "^.*[asdf][.].*", | ||
| TargetMatchAny: "^.*{a|s|d|f}[.].*", | ||
| RollupConf: "none", | ||
| RollupDefaultFunction: "any", | ||
| RollupDefaultPrecision: 61, | ||
| RollupUseReverted: true, | ||
| Context: []string{"prometheus"}, | ||
| }, | ||
| tableLegacy: "table", | ||
| }, | ||
| out: out{ | ||
| []DataTable{ | ||
| { | ||
| Table: "graphite.data", | ||
| Reverse: true, | ||
| TargetMatchAll: "^.*[asdf][.].*", | ||
| TargetMatchAny: "^.*{a|s|d|f}[.].*", | ||
| TargetMatchAllRegexp: regexpCompileWrapper("^.*[asdf][.].*"), | ||
| TargetMatchAnyRegexp: regexpCompileWrapper("^.*{a|s|d|f}[.].*"), | ||
| RollupConf: "none", | ||
| RollupDefaultFunction: "any", | ||
| RollupDefaultPrecision: 61, | ||
| RollupUseReverted: true, | ||
| Context: []string{"prometheus"}, | ||
| ContextMap: ctx{"prometheus": true}, | ||
| }, | ||
| { | ||
| Table: "table", | ||
| RollupConf: "auto", | ||
| ContextMap: ctx{"graphite": true, "prometheus": true}, | ||
| }, | ||
| }, | ||
| nil, | ||
| }, | ||
| }, | ||
| { | ||
| name: "unknown context", | ||
| in: in{ | ||
| table: DataTable{Table: "graphite.data", Context: []string{"unexpected"}}, | ||
| }, | ||
| out: out{ | ||
| []DataTable{ | ||
| { | ||
| Table: "graphite.data", | ||
| Context: []string{"unexpected"}, | ||
| ContextMap: ctx{}, | ||
| }, | ||
| }, | ||
| fmt.Errorf("unknown context \"unexpected\""), | ||
| }, | ||
| }, | ||
| } | ||
|
|
||
| for _, test := range tests { | ||
| t.Run(test.name, func(t *testing.T) { | ||
| cfg := New() | ||
| if test.in.table.Table != "" { | ||
| cfg.DataTable = []DataTable{test.in.table} | ||
| } | ||
| if test.in.tableLegacy != "" { | ||
| cfg.ClickHouse.DataTableLegacy = test.in.tableLegacy | ||
| } | ||
| err := cfg.ProcessDataTables() | ||
| if err != nil { | ||
| assert.Equal(t, test.out.err, err) | ||
| return | ||
| } | ||
| assert.Equal(t, len(test.out.tables), len(cfg.DataTable)) | ||
| // it's difficult to check rollup.Rollup because Rules.updated field | ||
| // We explicitly don't check it here | ||
| for i := range cfg.DataTable { | ||
| test.out.tables[i].Rollup = nil | ||
| cfg.DataTable[i].Rollup = nil | ||
| } | ||
| assert.Equal(t, test.out.tables, cfg.DataTable) | ||
| }) | ||
| } | ||
| } | ||
|
|
||
| func TestKnownDataTableContext(t *testing.T) { | ||
| assert.Equal(t, map[string]bool{ContextGraphite: true, ContextPrometheus: true}, knownDataTableContext) | ||
| } |