コード例 #1
0
ファイル: iterator_test.go プロジェクト: skia-dev/influxdb
// Ensure limit iterators work with limit and offset.
func TestLimitIterator_Boolean(t *testing.T) {
	input := &BooleanIterator{Points: []influxql.BooleanPoint{
		{Name: "cpu", Time: 0, Value: true},
		{Name: "cpu", Time: 5, Value: false},
		{Name: "cpu", Time: 10, Value: true},
		{Name: "mem", Time: 5, Value: false},
		{Name: "mem", Time: 7, Value: true},
	}}

	itr := influxql.NewLimitIterator(input, influxql.IteratorOptions{
		Limit:  1,
		Offset: 1,
	})

	if a := Iterators([]influxql.Iterator{itr}).ReadAll(); !deep.Equal(a, [][]influxql.Point{
		{&influxql.BooleanPoint{Name: "cpu", Time: 5, Value: false}},
		{&influxql.BooleanPoint{Name: "mem", Time: 7, Value: true}},
	}) {
		t.Fatalf("unexpected points: %s", spew.Sdump(a))
	}

	if !input.Closed {
		t.Error("iterator not closed")
	}
}
コード例 #2
0
ファイル: iterator_test.go プロジェクト: skia-dev/influxdb
// Ensure limit iterator returns a subset of points.
func TestLimitIterator(t *testing.T) {
	itr := influxql.NewLimitIterator(
		&FloatIterator{Points: []influxql.FloatPoint{
			{Time: 0, Value: 0},
			{Time: 1, Value: 1},
			{Time: 2, Value: 2},
			{Time: 3, Value: 3},
		}},
		influxql.IteratorOptions{
			Limit:     2,
			Offset:    1,
			StartTime: influxql.MinTime,
			EndTime:   influxql.MaxTime,
		},
	)

	if a := (Iterators{itr}).ReadAll(); !deep.Equal(a, [][]influxql.Point{
		{&influxql.FloatPoint{Time: 1, Value: 1}},
		{&influxql.FloatPoint{Time: 2, Value: 2}},
	}) {
		t.Fatalf("unexpected points: %s", spew.Sdump(a))
	}
}