influxdb/pkg/data/gen/series_test.go

75 lines
1.3 KiB
Go

package gen
import (
"testing"
"github.com/google/go-cmp/cmp"
)
func TestCompareSeries(t *testing.T) {
mk := func(k, f string) seriesKeyField {
return &constSeries{key: []byte(k), field: []byte(f)}
}
tests := []struct {
name string
a seriesKeyField
b seriesKeyField
exp int
}{
{
name: "nil a,b",
exp: 0,
},
{
name: "a(nil) < b",
a: nil,
b: mk("cpu,t0=v0", "f0"),
exp: -1,
},
{
name: "a > b(nil)",
a: mk("cpu,t0=v0", "f0"),
b: nil,
exp: 1,
},
{
name: "a = b",
a: mk("cpu,t0=v0", "f0"),
b: mk("cpu,t0=v0", "f0"),
exp: 0,
},
{
name: "a(f0) < b(f1)",
a: mk("cpu,t0=v0", "f0"),
b: mk("cpu,t0=v0", "f1"),
exp: -1,
},
{
name: "a(v0) < b(v1)",
a: mk("cpu,t0=v0", "f0"),
b: mk("cpu,t0=v1", "f0"),
exp: -1,
},
{
name: "a(f1) > b(f0)",
a: mk("cpu,t0=v0", "f1"),
b: mk("cpu,t0=v0", "f0"),
exp: 1,
},
{
name: "a(v1) > b(v0)",
a: mk("cpu,t0=v1", "f0"),
b: mk("cpu,t0=v0", "f0"),
exp: 1,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got := CompareSeries(tt.a, tt.b); got != tt.exp {
t.Errorf("unexpected value -got/+exp\n%s", cmp.Diff(got, tt.exp))
}
})
}
}