| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package metrix |
| 4 | |
| 5 | import ( |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/stretchr/testify/require" |
| 9 | ) |
| 10 | |
| 11 | func cycleController(t *testing.T, s CollectorStore) CycleController { |
| 12 | t.Helper() |
| 13 | managed, ok := AsCycleManagedStore(s) |
| 14 | require.True(t, ok, "store does not expose cycle control") |
| 15 | return managed.CycleController() |
| 16 | } |
| 17 | |
| 18 | func expectPanic(t *testing.T, fn func()) { |
| 19 | t.Helper() |
| 20 | defer func() { |
| 21 | require.NotNil(t, recover(), "expected panic") |
| 22 | }() |
| 23 | fn() |
| 24 | } |
| 25 | |
| 26 | func mustValue(t *testing.T, r Reader, name string, labels Labels, want SampleValue) { |
| 27 | t.Helper() |
| 28 | got, ok := r.Value(name, labels) |
| 29 | require.True(t, ok, "expected value for %s", name) |
| 30 | require.Equal(t, want, got, "unexpected value for %s", name) |
| 31 | } |
| 32 | |
| 33 | func mustDelta(t *testing.T, r Reader, name string, labels Labels, want SampleValue) { |
| 34 | t.Helper() |
| 35 | got, ok := r.Delta(name, labels) |
| 36 | require.True(t, ok, "expected delta for %s", name) |
| 37 | require.Equal(t, want, got, "unexpected delta for %s", name) |
| 38 | } |
| 39 | |
| 40 | func mustNoDelta(t *testing.T, r Reader, name string, labels Labels) { |
| 41 | t.Helper() |
| 42 | _, ok := r.Delta(name, labels) |
| 43 | require.False(t, ok, "expected no delta for %s", name) |
| 44 | } |
| 45 | |
| 46 | func measureSetFieldLabels(field string) Labels { |
| 47 | return Labels{MeasureSetFieldLabel: field} |
| 48 | } |