| 1 | package metrics |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "encoding/json" |
| 6 | "testing" |
| 7 | "time" |
| 8 | |
| 9 | "github.com/carlosframework/platform/internal/release" |
| 10 | ) |
| 11 | |
| 12 | func TestHourOf(t *testing.T) { |
| 13 | got := HourOf(time.Date(2026, 8, 2, 21, 45, 0, 0, time.UTC)) |
| 14 | if got != "2026-08-02-21" { |
| 15 | t.Fatalf("got %q, want 2026-08-02-21", got) |
| 16 | } |
| 17 | } |
| 18 | |
| 19 | func TestRawKeyDayKey(t *testing.T) { |
| 20 | if got, want := RawKey("b", "2026-08-02-21"), "metrics/boxes/b/raw/2026-08-02-21.json"; got != want { |
| 21 | t.Fatalf("RawKey got %q, want %q", got, want) |
| 22 | } |
| 23 | if got, want := DayKey("b", "2026-08-02"), "metrics/boxes/b/days/2026-08-02.json"; got != want { |
| 24 | t.Fatalf("DayKey got %q, want %q", got, want) |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | func sampleFloat(v float64) *float64 { return &v } |
| 29 | |
| 30 | func TestWriteRawRoundTrip(t *testing.T) { |
| 31 | store := release.NewDirStore(t.TempDir()) |
| 32 | ctx := context.Background() |
| 33 | |
| 34 | c := RawChunk{ |
| 35 | V: 1, |
| 36 | Box: "b", |
| 37 | Hour: "2026-08-02-21", |
| 38 | Samples: []Sample{ |
| 39 | { |
| 40 | At: time.Date(2026, 8, 2, 21, 0, 0, 0, time.UTC), |
| 41 | Host: HostSample{CPUFrac: sampleFloat(0.5)}, |
| 42 | Units: map[string]UnitSample{ |
| 43 | "carlos-app@x.example.com.service": {CPUFrac: sampleFloat(0.1)}, |
| 44 | }, |
| 45 | }, |
| 46 | }, |
| 47 | } |
| 48 | |
| 49 | if err := WriteRaw(ctx, store, c); err != nil { |
| 50 | t.Fatalf("WriteRaw: %v", err) |
| 51 | } |
| 52 | |
| 53 | body, _, err := store.Get(ctx, RawKey(c.Box, c.Hour)) |
| 54 | if err != nil { |
| 55 | t.Fatalf("Get: %v", err) |
| 56 | } |
| 57 | var got RawChunk |
| 58 | if err := json.Unmarshal(body, &got); err != nil { |
| 59 | t.Fatalf("Unmarshal: %v", err) |
| 60 | } |
| 61 | if got.V != c.V || got.Box != c.Box || got.Hour != c.Hour || len(got.Samples) != 1 { |
| 62 | t.Fatalf("got %+v, want %+v", got, c) |
| 63 | } |
| 64 | if got.Samples[0].Host.CPUFrac == nil || *got.Samples[0].Host.CPUFrac != 0.5 { |
| 65 | t.Fatalf("host cpu round-trip mismatch: %+v", got.Samples[0].Host) |
| 66 | } |
| 67 | } |
| 68 | |
| 69 | func TestWriteRawOverwriteSameHour(t *testing.T) { |
| 70 | store := release.NewDirStore(t.TempDir()) |
| 71 | ctx := context.Background() |
| 72 | |
| 73 | first := RawChunk{V: 1, Box: "b", Hour: "2026-08-02-21", Samples: []Sample{ |
| 74 | {At: time.Date(2026, 8, 2, 21, 0, 0, 0, time.UTC), Host: HostSample{CPUFrac: sampleFloat(0.1)}}, |
| 75 | }} |
| 76 | second := RawChunk{V: 1, Box: "b", Hour: "2026-08-02-21", Samples: []Sample{ |
| 77 | {At: time.Date(2026, 8, 2, 21, 5, 0, 0, time.UTC), Host: HostSample{CPUFrac: sampleFloat(0.2)}}, |
| 78 | {At: time.Date(2026, 8, 2, 21, 10, 0, 0, time.UTC), Host: HostSample{CPUFrac: sampleFloat(0.3)}}, |
| 79 | }} |
| 80 | |
| 81 | if err := WriteRaw(ctx, store, first); err != nil { |
| 82 | t.Fatalf("WriteRaw first: %v", err) |
| 83 | } |
| 84 | if err := WriteRaw(ctx, store, second); err != nil { |
| 85 | t.Fatalf("WriteRaw second: %v", err) |
| 86 | } |
| 87 | |
| 88 | keys, err := store.List(ctx, "metrics/boxes/b/raw/") |
| 89 | if err != nil { |
| 90 | t.Fatalf("List: %v", err) |
| 91 | } |
| 92 | if len(keys) != 1 { |
| 93 | t.Fatalf("got %d keys, want exactly one (overwrite, not a new object): %v", len(keys), keys) |
| 94 | } |
| 95 | |
| 96 | body, _, err := store.Get(ctx, RawKey("b", "2026-08-02-21")) |
| 97 | if err != nil { |
| 98 | t.Fatalf("Get: %v", err) |
| 99 | } |
| 100 | var got RawChunk |
| 101 | if err := json.Unmarshal(body, &got); err != nil { |
| 102 | t.Fatalf("Unmarshal: %v", err) |
| 103 | } |
| 104 | if len(got.Samples) != 2 { |
| 105 | t.Fatalf("got %d samples, want the latest write's 2 (latest content wins)", len(got.Samples)) |
| 106 | } |
| 107 | } |
| 108 | |
| 109 | func TestStaleRawKeys(t *testing.T) { |
| 110 | now := time.Date(2026, 8, 2, 22, 30, 0, 0, time.UTC) |
| 111 | keys := []string{ |
| 112 | "metrics/boxes/b/raw/2026-07-31-10.json", // stale |
| 113 | "metrics/boxes/b/raw/2026-08-02-21.json", // fresh |
| 114 | "metrics/boxes/b/raw/garbage.json", // unparsable — never returned |
| 115 | } |
| 116 | got := StaleRawKeys(keys, now, 48*time.Hour) |
| 117 | if len(got) != 1 || got[0] != keys[0] { |
| 118 | t.Fatalf("got %v, want only the stale key", got) |
| 119 | } |
| 120 | } |
| 121 | |
amadan