Function TestFindNonOverlapQueryLength

pkg/util/promql/promql_test.go:12–88

(t *testing.T)

)

func TestFindNonOverlapQueryLength(t *testing.T) {
	for _, tc := range []struct {
		name           string
		query          string
		expectedLength time.Duration
	}{
		{
			name:  "number literal, no select",
			query: `1`,
		},
		{
			name:  "string literal, no select",
			query: `"test"`,
		},
		{
			name:  "function, no select",
			query: `"time()"`,
		},
		{
			name:           "single vector selector",
			query:          `up`,
			expectedLength: time.Minute * 5,
		},
		{
			name:           "single matrix selector",
			query:          `up[1h]`,
			expectedLength: time.Hour,
		},
		{
			name:           "sum rate",
			query:          `sum(rate(up[1h]))`,
			expectedLength: time.Hour,
		},
		{
			name:           "single vector selector with offset",
			query:          `up offset 7d`,
			expectedLength: time.Minute * 5,
		},
		{
			name:           "single matrix selector with offset",
			query:          `up[1h] offset 7d`,
			expectedLength: time.Hour,
		},
		{
			name:           "multiple vector selectors, dedup time range",
			query:          `sum(up) + sum(up) + sum(up)`,
			expectedLength: time.Minute * 5,
		},
		{
			name:           "multiple matrix selectors, dedup time range",
			query:          `sum_over_time(up[1h]) + sum_over_time(up[1h]) + sum_over_time(up[1h])`,
			expectedLength: time.Hour,
		},
		{
			name:           "multiple vector selectors with offsets",
			query:          `sum(up) + sum(up offset 1h) + sum(up offset 2h)`,
			expectedLength: time.Minute * 15,
		},