VictoriaMetrics/lib/logstorage/stats_row_max_test.go
Aliaksandr Valialkin bac193e50b
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app/vlselect: do not show empty fields in query results
Empty fields are treated as non-existing fields by VictoriaLogs data model.
So there is no sense in returning empty fields in query results, since they may mislead and confuse users.
2024-10-14 23:43:58 +02:00

287 lines
3.7 KiB
Go

package logstorage
import (
"testing"
)
func TestParseStatsRowMaxSuccess(t *testing.T) {
f := func(pipeStr string) {
t.Helper()
expectParseStatsFuncSuccess(t, pipeStr)
}
f(`row_max(foo)`)
f(`row_max(foo, bar)`)
f(`row_max(foo, bar, baz)`)
}
func TestParseStatsRowMaxFailure(t *testing.T) {
f := func(pipeStr string) {
t.Helper()
expectParseStatsFuncFailure(t, pipeStr)
}
f(`row_max`)
f(`row_max()`)
f(`row_max(x) bar`)
}
func TestStatsRowMax(t *testing.T) {
f := func(pipeStr string, rows, rowsExpected [][]Field) {
t.Helper()
expectPipeResults(t, pipeStr, rows, rowsExpected)
}
f("stats row_max(a) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `54`},
},
}, [][]Field{
{
{"x", `{"a":"3","b":"54"}`},
},
})
f("stats row_max(foo) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `54`},
},
}, [][]Field{
{
{"x", `{}`},
},
})
f("stats row_max(b, a) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `54`},
{"c", "1232"},
},
}, [][]Field{
{
{"x", `{"a":"3"}`},
},
})
f("stats row_max(b, a, x, b) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `54`},
{"c", "1232"},
},
}, [][]Field{
{
{"x", `{"a":"3","b":"54"}`},
},
})
f("stats row_max(a) if (b:*) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `54`},
},
}, [][]Field{
{
{"x", `{"a":"3","b":"54"}`},
},
})
f("stats by (b) row_max(a) if (b:*) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `2`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `-12.34`},
{"b", "3"},
},
{
{"a", `3`},
{"c", `54`},
},
}, [][]Field{
{
{"b", "3"},
{"x", `{"_msg":"abc","a":"2","b":"3"}`},
},
{
{"b", ""},
{"x", `{}`},
},
})
f("stats by (a) row_max(b) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `1`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"b", `5`},
},
{
{"a", `3`},
{"b", `7`},
},
}, [][]Field{
{
{"a", "1"},
{"x", `{"_msg":"abc","a":"1","b":"3"}`},
},
{
{"a", "3"},
{"x", `{"a":"3","b":"7"}`},
},
})
f("stats by (a) row_max(c) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `1`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
},
{
{"a", `3`},
{"c", `foo`},
},
{
{"a", `3`},
{"b", `7`},
},
}, [][]Field{
{
{"a", "1"},
{"x", `{}`},
},
{
{"a", "3"},
{"x", `{"a":"3","c":"foo"}`},
},
})
f("stats by (a) row_max(b, c) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `1`},
{"b", `34`},
},
{
{"_msg", `def`},
{"a", `1`},
{"c", "3"},
},
{
{"a", `3`},
{"b", `5`},
{"c", "foo"},
},
{
{"a", `3`},
{"b", `7`},
{"c", "bar"},
},
}, [][]Field{
{
{"a", "1"},
{"x", `{}`},
},
{
{"a", "3"},
{"x", `{"c":"bar"}`},
},
})
f("stats by (a, b) row_max(c) as x", [][]Field{
{
{"_msg", `abc`},
{"a", `1`},
{"b", `3`},
},
{
{"_msg", `def`},
{"a", `1`},
{"c", "foo"},
},
{
{"a", `3`},
{"b", `5`},
{"c", "4"},
},
}, [][]Field{
{
{"a", "1"},
{"b", "3"},
{"x", `{}`},
},
{
{"a", "1"},
{"b", ""},
{"x", `{"_msg":"def","a":"1","c":"foo"}`},
},
{
{"a", "3"},
{"b", "5"},
{"x", `{"a":"3","b":"5","c":"4"}`},
},
})
}